Skip to content
FareTell

Ulaanbaatar to Seoul UBN → GMP, ICN

Chinggis Khaan International Airport (UBN) → Gimpo International Airport (GMP), Incheon International Airport (ICN)

The cheapest return found recently is $282 with Jeju Air, 8 Dec – 15 Dec, found 5 hours ago. The cheapest one-way found recently is $133 with Jeju Air, 8 Dec, found 2 hours ago.

Return

The cheapest return fare on each of 116 departure dates is usually $398 to $421.

Cheapest return found recently

$282

8 Dec – 15 Dec · Jeju Air

Chinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)

Leaves 3:15 p.m. · Return leaves 11:30 a.m. · 6 h 55 min of travel, both ways together

out nonstop, back nonstop

found 5 hours ago

See prices for these datesCheck today's price

Cheapest nonstop return

$282

8 Dec – 15 Dec · Jeju Air

Chinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)

Leaves 3:15 p.m. · Return leaves 11:30 a.m. · 6 h 55 min of travel, both ways together

out nonstop, back nonstop

found 5 hours ago

See prices for these datesCheck today's price

FareTell may earn a commission when you book through a partner.

Found recently, and the cheapest we hold

Cheapest found recently $282 8 Dec – 15 Decfound 5 hours agoSee prices for these dates

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest return we saw each day was $249 to $287.

$282, the cheapest return found recently, sits here in that range of $249 to $287.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good return price?

Compared with the cheapest return fare on each of 116 departure dates from 20 Oct to 16 Sept 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

No. We hold 7-night return fares on 4 other departure dates within 3 days of 8 Dec, and none is cheaper.

Every date we hold

454 fares on 116 departure dates

20 Oct – 20 Nov: $524, found 2 days ago21 Oct – 2 Nov: $499, found yesterday22 Oct – 7 Nov: $606, found 6 days ago23 Oct – 8 Dec: $396, found today24 Oct – 29 Oct: $477, found 5 days ago25 Oct – 5 Nov: $451, found 6 days ago26 Oct – 9 Nov: $468, found yesterday27 Oct – 10 Nov: $422, found 4 days ago28 Oct – 11 Nov: $476, found 5 days ago29 Oct – 8 Nov: $522, found 5 days ago31 Oct – 10 Nov: $540, found 2 days ago5 Nov – 21 Nov: $372, found 5 days ago6 Nov – 13 Nov: $398, found yesterday7 Nov – 19 Nov: $402, found 3 days ago8 Nov – 19 Nov: $395, found 3 days ago9 Nov – 13 Nov: $403, found yesterday12 Nov – 21 Nov: $377, found 2 days ago13 Nov – 21 Nov: $406, found 2 days ago14 Nov – 8 Dec: $370, found 3 days ago17 Nov – 29 Nov: $300, found yesterday18 Nov – 28 Nov: $355, found 5 days ago19 Nov – 8 Dec: $295, found yesterday20 Nov – 4 Dec: $401, found 6 days ago21 Nov – 23 Nov: $388, found yesterday24 Nov – 29 Nov: $301, found yesterday25 Nov – 3 Dec: $373, found 6 days ago26 Nov – 29 Nov: $291, found 5 days ago27 Nov – 5 Dec: $401, found 6 days ago28 Nov – 6 Dec: $380, found 6 days ago29 Nov – 7 Dec: $372, found 6 days ago30 Nov – 8 Dec: $378, found 2 days ago1 Dec – 22 Dec: $287, found 7 days ago2 Dec – 10 Dec: $379, found 6 days ago3 Dec – 11 Dec: $400, found 3 days ago5 Dec – 13 Dec: $405, found 2 days ago6 Dec – 15 Dec: $380, found today7 Dec – 15 Dec: $383, found 2 days ago8 Dec – 15 Dec: $282, found 5 hours ago9 Dec – 16 Dec: $393, found 2 days ago10 Dec – 14 Dec: $388, found 5 days ago12 Dec – 27 Dec: $444, found yesterday13 Dec – 25 Dec: $429, found yesterday15 Dec – 22 Dec: $293, found 6 days ago17 Dec – 28 Dec: $401, found 4 days ago20 Dec – 26 Dec: $433, found 4 days ago21 Dec – 26 Dec: $416, found 4 days ago22 Dec – 9 Jan 2027: $410, found 6 days ago23 Dec – 9 Jan 2027: $392, found 6 days ago24 Dec – 7 Jan 2027: $421, found 4 days ago27 Dec – 9 Jan 2027: $507, found 5 days ago28 Dec – 9 Jan 2027: $390, found 6 days ago29 Dec – 5 Jan 2027: $368, found 6 days ago30 Dec – 10 Jan 2027: $458, found 5 days ago31 Dec – 5 Jan 2027: $348, found 6 days ago1 Jan 2027 – 9 Jan 2027: $510, found 5 days ago2 Jan 2027 – 9 Jan 2027: $406, found 5 days ago3 Jan 2027 – 11 Jan 2027: $491, found 3 days ago4 Jan 2027 – 13 Jan 2027: $401, found yesterday5 Jan 2027 – 14 Jan 2027: $456, found 5 days ago9 Jan 2027 – 13 Jan 2027: $410, found 5 days ago12 Jan 2027 – 18 Jan 2027: $473, found 2 days ago13 Jan 2027 – 19 Jan 2027: $436, found 2 days ago14 Jan 2027 – 20 Jan 2027: $406, found 2 days ago17 Jan 2027 – 24 Jan 2027: $417, found 4 days ago20 Jan 2027 – 30 Jan 2027: $390, found 3 days ago24 Jan 2027 – 9 Feb 2027: $401, found yesterday25 Jan 2027 – 8 Feb 2027: $400, found 4 days ago1 Feb 2027 – 3 Mar 2027: $401, found 3 days ago2 Feb 2027 – 17 Feb 2027: $405, found 3 days ago8 Feb 2027 – 13 Feb 2027: $409, found yesterday9 Feb 2027 – 19 Feb 2027: $405, found yesterday10 Feb 2027 – 20 Feb 2027: $405, found yesterday11 Feb 2027 – 14 Feb 2027: $405, found yesterday14 Feb 2027 – 24 Feb 2027: $421, found 2 days ago7 Mar 2027 – 29 Mar 2027: $398, found yesterday8 Mar 2027 – 23 Mar 2027: $397, found today10 Mar 2027 – 10 Apr 2027: $450, found 3 days ago11 Mar 2027 – 10 Apr 2027: $432, found 3 days ago19 Mar 2027 – 21 Mar 2027: $399, found 5 days ago20 Mar 2027 – 2 Apr 2027: $418, found 3 days ago21 Mar 2027 – 3 Apr 2027: $402, found 3 days ago22 Mar 2027 – 31 Mar 2027: $400, found 6 days ago25 Mar 2027 – 3 Apr 2027: $400, found 6 days ago27 Mar 2027 – 3 Apr 2027: $400, found 6 days ago29 Mar 2027 – 7 Apr 2027: $413, found yesterday31 Mar 2027 – 12 Apr 2027: $410, found 2 days ago3 Apr 2027 – 17 Apr 2027: $417, found today5 Apr 2027 – 26 Apr 2027: $410, found today19 Apr 2027 – 28 Apr 2027: $404, found 5 days ago20 Apr 2027 – 29 Apr 2027: $436, found 5 days ago21 Apr 2027 – 30 Apr 2027: $451, found 5 days ago22 Apr 2027 – 1 May 2027: $420, found 5 days ago23 Apr 2027 – 2 May 2027: $420, found 5 days ago24 Apr 2027 – 3 May 2027: $403, found 5 days ago25 Apr 2027 – 4 May 2027: $420, found 5 days ago4 May 2027 – 22 May 2027: $413, found yesterday6 May 2027 – 18 May 2027: $444, found yesterday8 May 2027 – 17 May 2027: $413, found yesterday26 May 2027 – 26 Jun 2027: $411, found 4 days ago27 May 2027 – 27 Jun 2027: $410, found 4 days ago28 May 2027 – 28 Jun 2027: $411, found 4 days ago29 May 2027 – 29 Jun 2027: $410, found 4 days ago30 May 2027 – 30 Jun 2027: $427, found 4 days ago31 May 2027 – 1 Jul 2027: $411, found 4 days ago1 Jun 2027 – 2 Jul 2027: $403, found 5 days ago7 Jun 2027 – 13 Jun 2027: $404, found 5 days ago15 Jun 2027 – 27 Jun 2027: $458, found yesterday21 Jun 2027 – 1 Aug 2027: $417, found 2 days ago14 Jul 2027 – 26 Jul 2027: $409, found 5 days ago22 Jul 2027 – 3 Aug 2027: $430, found today23 Jul 2027 – 4 Aug 2027: $419, found today24 Jul 2027 – 7 Aug 2027: $419, found today25 Jul 2027 – 4 Aug 2027: $419, found today27 Aug 2027 – 1 Sept 2027: $411, found 5 days ago1 Sept 2027 – 22 Sept 2027: $434, found 4 days ago16 Sept 2027 – 30 Sept 2027: $401, found 5 days agoOctNovDecJanMarAprMaySep
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
20 Oct – 20 Nov$524MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
21 Oct – 2 Nov$499Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
22 Oct – 7 Nov$606Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
23 Oct – 8 Dec$396Air ChinaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out 1 stop, back nonstopfound todaySee prices for these dates
24 Oct – 29 Oct$477Air ChinaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
25 Oct – 5 Nov$451Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
26 Oct – 9 Nov$468Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
27 Oct – 10 Nov$422Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
28 Oct – 11 Nov$476Korean AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
29 Oct – 8 Nov$522Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
31 Oct – 10 Nov$540Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
5 Nov – 21 Nov$372Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
6 Nov – 13 Nov$398MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
7 Nov – 19 Nov$402MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
8 Nov – 19 Nov$395Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
9 Nov – 13 Nov$403MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
12 Nov – 21 Nov$377Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
13 Nov – 21 Nov$406MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
14 Nov – 8 Dec$370Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
17 Nov – 29 Nov$300Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
18 Nov – 28 Nov$355MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
19 Nov – 8 Dec$295Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
20 Nov – 4 Dec$401MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
21 Nov – 23 Nov$388Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
24 Nov – 29 Nov$301Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
25 Nov – 3 Dec$373Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
26 Nov – 29 Nov$291Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
27 Nov – 5 Dec$401MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
28 Nov – 6 Dec$380Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
29 Nov – 7 Dec$372Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
30 Nov – 8 Dec$378Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
1 Dec – 22 Dec$287Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 7 days agoSee prices for these dates
2 Dec – 10 Dec$379Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
3 Dec – 11 Dec$400MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
5 Dec – 13 Dec$405MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
6 Dec – 15 Dec$380MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound todaySee prices for these dates
7 Dec – 15 Dec$383Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
8 Dec – 15 Dec$282Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 hours agoSee prices for these dates
9 Dec – 16 Dec$393Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
10 Dec – 14 Dec$388Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
12 Dec – 27 Dec$444MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
13 Dec – 25 Dec$429MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
15 Dec – 22 Dec$293Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
17 Dec – 28 Dec$401Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
20 Dec – 26 Dec$433Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
21 Dec – 26 Dec$416Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
22 Dec – 9 Jan 2027$410Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
23 Dec – 9 Jan 2027$392Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
24 Dec – 7 Jan 2027$421Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
27 Dec – 9 Jan 2027$507Air ChinaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 5 days agoSee prices for these dates
28 Dec – 9 Jan 2027$390Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
29 Dec – 5 Jan 2027$368Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
30 Dec – 10 Jan 2027$458Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
31 Dec – 5 Jan 2027$348Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
1 Jan 2027 – 9 Jan 2027$510Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out 2 stops, back nonstopfound 5 days agoSee prices for these dates
2 Jan 2027 – 9 Jan 2027$406Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
3 Jan 2027 – 11 Jan 2027$491MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
4 Jan 2027 – 13 Jan 2027$401Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
5 Jan 2027 – 14 Jan 2027$456MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
9 Jan 2027 – 13 Jan 2027$410Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
12 Jan 2027 – 18 Jan 2027$473MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
13 Jan 2027 – 19 Jan 2027$436MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
14 Jan 2027 – 20 Jan 2027$406Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
17 Jan 2027 – 24 Jan 2027$417MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
20 Jan 2027 – 30 Jan 2027$390Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
24 Jan 2027 – 9 Feb 2027$401MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
25 Jan 2027 – 8 Feb 2027$400Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
1 Feb 2027 – 3 Mar 2027$401Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
2 Feb 2027 – 17 Feb 2027$405MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
8 Feb 2027 – 13 Feb 2027$409Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
9 Feb 2027 – 19 Feb 2027$405MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
10 Feb 2027 – 20 Feb 2027$405MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
11 Feb 2027 – 14 Feb 2027$405MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
14 Feb 2027 – 24 Feb 2027$421MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
7 Mar 2027 – 29 Mar 2027$398MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
8 Mar 2027 – 23 Mar 2027$397MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound todaySee prices for these dates
10 Mar 2027 – 10 Apr 2027$450MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
11 Mar 2027 – 10 Apr 2027$432Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
19 Mar 2027 – 21 Mar 2027$399MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
20 Mar 2027 – 2 Apr 2027$418MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
21 Mar 2027 – 3 Apr 2027$402MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 3 days agoSee prices for these dates
22 Mar 2027 – 31 Mar 2027$400MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
25 Mar 2027 – 3 Apr 2027$400MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
27 Mar 2027 – 3 Apr 2027$400MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 6 days agoSee prices for these dates
29 Mar 2027 – 7 Apr 2027$413Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
31 Mar 2027 – 12 Apr 2027$410Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
3 Apr 2027 – 17 Apr 2027$417Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound todaySee prices for these dates
5 Apr 2027 – 26 Apr 2027$410MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound todaySee prices for these dates
19 Apr 2027 – 28 Apr 2027$404MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
20 Apr 2027 – 29 Apr 2027$436MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
21 Apr 2027 – 30 Apr 2027$451MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
22 Apr 2027 – 1 May 2027$420MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
23 Apr 2027 – 2 May 2027$420MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
24 Apr 2027 – 3 May 2027$403MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
25 Apr 2027 – 4 May 2027$420MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
4 May 2027 – 22 May 2027$413MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
6 May 2027 – 18 May 2027$444MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
8 May 2027 – 17 May 2027$413MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
26 May 2027 – 26 Jun 2027$411MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
27 May 2027 – 27 Jun 2027$410MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
28 May 2027 – 28 Jun 2027$411MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
29 May 2027 – 29 Jun 2027$410MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
30 May 2027 – 30 Jun 2027$427MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
31 May 2027 – 1 Jul 2027$411MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
1 Jun 2027 – 2 Jul 2027$403MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
7 Jun 2027 – 13 Jun 2027$404MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
15 Jun 2027 – 27 Jun 2027$458MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound yesterdaySee prices for these dates
21 Jun 2027 – 1 Aug 2027$417Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 2 days agoSee prices for these dates
14 Jul 2027 – 26 Jul 2027$409MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
22 Jul 2027 – 3 Aug 2027$430Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound todaySee prices for these dates
23 Jul 2027 – 4 Aug 2027$419Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound todaySee prices for these dates
24 Jul 2027 – 7 Aug 2027$419Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound todaySee prices for these dates
25 Jul 2027 – 4 Aug 2027$419Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound todaySee prices for these dates
27 Aug 2027 – 1 Sept 2027$411MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates
1 Sept 2027 – 22 Sept 2027$434Asiana AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 4 days agoSee prices for these dates
16 Sept 2027 – 30 Sept 2027$401MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)out nonstop, back nonstopfound 5 days agoSee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $282.

October 2026From $39611 departure dates23 Oct – 8 Dec · found todaySee prices for these datesEvery date in October 2026
November 2026From $29120 departure dates26 Nov – 29 Nov · found 5 days agoSee prices for these datesEvery date in November 2026
December 2026From $282Cheapest seen23 departure dates8 Dec – 15 Dec · found 5 hours agoSee prices for these datesEvery date in December 2026
January 2027From $39013 departure dates20 Jan 2027 – 30 Jan 2027 · found 3 days agoSee prices for these datesEvery date in January 2027
February 2027From $4017 departure dates1 Feb 2027 – 3 Mar 2027 · found 3 days agoSee prices for these datesEvery date in February 2027
March 2027From $39712 departure dates8 Mar 2027 – 23 Mar 2027 · found todaySee prices for these datesEvery date in March 2027
April 2027From $4039 departure dates24 Apr 2027 – 3 May 2027 · found 5 days agoSee prices for these datesEvery date in April 2027
May 2027From $4109 departure dates27 May 2027 – 27 Jun 2027 · found 4 days agoSee prices for these datesEvery date in May 2027
June 2027From $4034 departure dates1 Jun 2027 – 2 Jul 2027 · found 5 days agoSee prices for these dates
July 2027From $4095 departure dates14 Jul 2027 – 26 Jul 2027 · found 5 days agoSee prices for these datesEvery date in July 2027
August 2027From $4111 departure date27 Aug 2027 – 1 Sept 2027 · found 5 days agoSee prices for these dates
September 2027From $4012 departure dates16 Sept 2027 – 30 Sept 2027 · found 5 days agoSee prices for these dates

Airlines on the cheapest dates: MIAT Mongolian Airlines, Aero Mongolia, Jeju Air, Asiana Airlines, Air China, Korean Air.

One-way

The cheapest one-way fare on each of 51 departure dates is usually $197 to $235.

Cheapest one-way found recently

$133

8 Dec · Jeju Air

Chinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)

Leaves 3:15 p.m. · 3 h 10 min trip

nonstop

found 2 hours ago

Open this tripCheck today's price

Cheapest nonstop one-way

$133

8 Dec · Jeju Air

Chinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)

Leaves 3:15 p.m. · 3 h 10 min trip

nonstop

found 2 hours ago

Open this tripCheck today's price

FareTell may earn a commission when you book through a partner.

Found recently, and the cheapest we hold

Cheapest found recently $133 8 Decfound 2 hours agoOpen this trip

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 25 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $106 to $142.

$133, the cheapest one-way found recently, sits here in that range of $106 to $142.

25 days is a short history, so treat this range as an early guide.

Those were the prices on those days, not today's.

Is this a good one-way price?

Compared with the cheapest one-way fare on each of 51 departure dates from 27 Oct to 27 Jul 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

No. We hold one-way fares on 3 other departure dates within 3 days of 8 Dec, and none is cheaper.

Every date we hold

203 fares on 51 departure dates

27 Oct: $206, found 6 days ago5 Nov: $184, found 5 days ago8 Nov: $184, found 2 days ago12 Nov: $155, found 6 days ago13 Nov: $234, found 3 days ago14 Nov: $229, found 6 days ago17 Nov: $144, found today18 Nov: $215, found 5 days ago19 Nov: $150, found yesterday23 Nov: $235, found 5 days ago24 Nov: $152, found yesterday26 Nov: $143, found yesterday29 Nov: $162, found 5 days ago30 Nov: $232, found 2 days ago1 Dec: $164, found 2 days ago7 Dec: $232, found 2 days ago8 Dec: $133, found 2 hours ago9 Dec: $228, found today11 Dec: $232, found 6 days ago17 Dec: $183, found 4 days ago22 Dec: $217, found 4 days ago23 Dec: $230, found 4 days ago28 Dec: $232, found 2 days ago29 Dec: $238, found 4 days ago30 Dec: $253, found 2 days ago31 Dec: $154, found 6 days ago4 Jan 2027: $233, found yesterday16 Jan 2027: $229, found 5 days ago25 Jan 2027: $241, found 2 days ago8 Feb 2027: $230, found 4 days ago22 Feb 2027: $230, found 4 days ago27 Feb 2027: $227, found yesterday8 Mar 2027: $233, found 6 days ago9 Mar 2027: $187, found 6 days ago19 Mar 2027: $232, found 6 days ago25 Mar 2027: $229, found 3 days ago28 Mar 2027: $234, found 4 days ago30 Mar 2027: $237, found 4 days ago31 Mar 2027: $234, found 5 days ago1 Apr 2027: $260, found 2 days ago2 Apr 2027: $234, found today3 Apr 2027: $230, found today5 Apr 2027: $251, found 6 days ago21 Jun 2027: $240, found 2 days ago21 Jul 2027: $240, found 6 days ago22 Jul 2027: $231, found today23 Jul 2027: $241, found 6 days ago24 Jul 2027: $231, found today25 Jul 2027: $241, found 6 days ago26 Jul 2027: $241, found 6 days ago27 Jul 2027: $240, found 6 days agoNovDecMarAprJul
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
27 Oct$206Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)stops unknownfound 6 days agoOpen this trip
5 Nov$184Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 5 days agoOpen this trip
8 Nov$184Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)stops unknownfound 2 days agoOpen this trip
12 Nov$155Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
13 Nov$234MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 3 days agoOpen this trip
14 Nov$229Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
17 Nov$144Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound todayOpen this trip
18 Nov$215Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 5 days agoOpen this trip
19 Nov$150Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound yesterdayOpen this trip
23 Nov$235Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 5 days agoOpen this trip
24 Nov$152Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound yesterdayOpen this trip
26 Nov$143Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound yesterdayOpen this trip
29 Nov$162Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 5 days agoOpen this trip
30 Nov$232Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip
1 Dec$164Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip
7 Dec$232Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip
8 Dec$133Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 hours agoOpen this trip
9 Dec$228Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound todayOpen this trip
11 Dec$232MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
17 Dec$183Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 4 days agoOpen this trip
22 Dec$217Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 4 days agoOpen this trip
23 Dec$230Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 4 days agoOpen this trip
28 Dec$232Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip
29 Dec$238Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 4 days agoOpen this trip
30 Dec$253Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip
31 Dec$154Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
4 Jan 2027$233Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound yesterdayOpen this trip
16 Jan 2027$229Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 5 days agoOpen this trip
25 Jan 2027$241MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip
8 Feb 2027$230Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 4 days agoOpen this trip
22 Feb 2027$230Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 4 days agoOpen this trip
27 Feb 2027$227Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound yesterdayOpen this trip
8 Mar 2027$233MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
9 Mar 2027$187Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
19 Mar 2027$232MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
25 Mar 2027$229Jeju AirChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 3 days agoOpen this trip
28 Mar 2027$234Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 4 days agoOpen this trip
30 Mar 2027$237MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 4 days agoOpen this trip
31 Mar 2027$234Aero MongoliaChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 5 days agoOpen this trip
1 Apr 2027$260MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip
2 Apr 2027$234MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound todayOpen this trip
3 Apr 2027$230MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound todayOpen this trip
5 Apr 2027$251MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
21 Jun 2027$240MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip
21 Jul 2027$240MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
22 Jul 2027$231MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound todayOpen this trip
23 Jul 2027$241MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
24 Jul 2027$231MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound todayOpen this trip
25 Jul 2027$241MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
26 Jul 2027$241MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip
27 Jul 2027$240MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Incheon International Airport (ICN)nonstopfound 6 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $133.

October 2026From $2061 departure date27 Oct · found 6 days agoOpen this tripEvery date in October 2026
November 2026From $14313 departure dates26 Nov · found yesterdayOpen this tripEvery date in November 2026
December 2026From $133Cheapest seen12 departure dates8 Dec · found 2 hours agoOpen this tripEvery date in December 2026
January 2027From $2293 departure dates16 Jan 2027 · found 5 days agoOpen this tripEvery date in January 2027
February 2027From $2273 departure dates27 Feb 2027 · found yesterdayOpen this tripEvery date in February 2027
March 2027From $1877 departure dates9 Mar 2027 · found 6 days agoOpen this tripEvery date in March 2027
April 2027From $2304 departure dates3 Apr 2027 · found todayOpen this tripEvery date in April 2027
June 2027From $2401 departure date21 Jun 2027 · found 2 days agoOpen this trip
July 2027From $2317 departure dates22 Jul 2027 · found todayOpen this tripEvery date in July 2027

Airlines on the cheapest dates: MIAT Mongolian Airlines, Jeju Air, Aero Mongolia.

Premium cabin fares from Ulaanbaatar to Seoul

Return

Business

The lowest business fare we have seen is $1,128, on one departure date.

26 Nov – 30 Nov · UBN → ICN · MIAT Mongolian Airlines

out nonstop, back nonstop

found 6 days ago

That business fare is 4.0 times the economy fare of $282.

See prices for these datesCheck today's price

FareTell may earn a commission when you book through a partner.

Today's prices for 8 Dec – 15 Dec in another cabin: Premium economy · Business · First

One-way

We looked for premium economy, business and first-class one-way fares on this route, and hold none found in the last 7 days.

Today's prices for 8 Dec in another cabin: Premium economy · Business · First

How far ahead were prices cheapest for Ulaanbaatar to Seoul?

Return

Fares 30 to 59 days before departure were typically 36% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$409$346+57%25
7–13 days$366$345+41%25
14–29 days$306$299+18%25
30–59 days$260$249Cheapest seen25
60–89 days$313$272+20%25
90–179 days$371$346+43%25
180+ days$393$391+51%25

One-way

Fares 30 to 59 days before departure were typically 25% lower than 14 to 29 days before departure.

From the cheapest one-way each day between 24 Sept and 18 Oct (25 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — one way, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
14–29 days$176$155+34%15
30–59 days$131$106Cheapest seen25
60–89 days$152$124+16%25
90–179 days$187$185+43%25
180+ days$225$222+72%25

Live price for these dates

The cheapest return found recently is for 8 Dec – 15 Dec. A live search on this page shows what those dates cost now, for one adult in economy.

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work