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Ulaanbaatar to Tokyo in April 2027 UBN → HND, NRT

Chinggis Khaan International Airport (UBN) → Haneda Airport (HND), Narita International Airport (NRT)

For departures in April 2027, the cheapest return found recently is $544 with MIAT Mongolian Airlines, 24 Apr 2027 – 5 May 2027, found yesterday. The cheapest one-way found recently is $291 with MIAT Mongolian Airlines, 20 Apr 2027, found 5 days ago.

Return

In April 2027, the cheapest return fare on each of 6 departure dates is usually $570 to $632. Across all 81 departure dates we hold on this route, it is usually $519 to $578. Of the 8 months with enough return fares to compare, 6 are usually cheaper than April 2027.

Cheapest return found recently

$544

24 Apr 2027 – 5 May 2027 · MIAT Mongolian Airlines

Chinggis Khaan International Airport (UBN) → Narita International Airport (NRT)

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

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

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The cheapest dates in April 2027

DatesFromAirlineStopsFound
24 Apr 2027 – 5 May 2027$544MIAT Mongolian Airlinesout nonstop, back nonstopfound yesterdaySee prices for these dates
20 Apr 2027 – 25 Apr 2027$569Aero Mongoliaout nonstop, back nonstopfound 3 days agoSee prices for these dates
2 Apr 2027 – 13 Apr 2027$572Aero Mongoliaout nonstop, back nonstopfound 6 days agoSee prices for these dates
1 Apr 2027 – 14 Apr 2027$632Asiana Airlinesout 1 stop, back 1 stopfound 4 days agoSee prices for these dates
3 Apr 2027 – 11 Apr 2027$632Korean Airout 1 stop, back 1 stopfound 6 days agoSee prices for these dates

Every date we hold

6 departure dates

1 Apr 2027 – 14 Apr 2027: $632, found 4 days ago2 Apr 2027 – 13 Apr 2027: $572, found 6 days ago3 Apr 2027 – 11 Apr 2027: $632, found 6 days ago15 Apr 2027 – 27 Apr 2027: $632, found 2 days ago20 Apr 2027 – 25 Apr 2027: $569, found 3 days ago24 Apr 2027 – 5 May 2027: $544, found yesterdayApr
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Apr 2027 – 14 Apr 2027$632Asiana AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates
2 Apr 2027 – 13 Apr 2027$572Aero MongoliaChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)out nonstop, back nonstopfound 6 days agoSee prices for these dates
3 Apr 2027 – 11 Apr 2027$632Korean AirChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)out 1 stop, back 1 stopfound 6 days agoSee prices for these dates
15 Apr 2027 – 27 Apr 2027$632MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)out nonstop, back nonstopfound 2 days agoSee prices for these dates
20 Apr 2027 – 25 Apr 2027$569Aero MongoliaChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)out nonstop, back nonstopfound 3 days agoSee prices for these dates
24 Apr 2027 – 5 May 2027$544MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)out nonstop, back nonstopfound yesterdaySee prices for these dates

Which month looks cheapest?

December 2026 is the cheapest month — from $475.

October 2026From $5954 departure dates27 Oct – 4 Nov · found 5 days agoSee prices for these dates
November 2026From $49122 departure dates29 Nov – 5 Dec · found 4 days agoSee prices for these datesEvery date in November 2026
December 2026From $475Cheapest seen10 departure dates14 Dec – 17 Dec · found 6 days agoSee prices for these datesEvery date in December 2026
January 2027From $5039 departure dates30 Jan 2027 – 31 Jan 2027 · found 5 days agoSee prices for these datesEvery date in January 2027
February 2027From $50911 departure dates20 Feb 2027 – 8 Mar 2027 · found todaySee prices for these datesEvery date in February 2027
March 2027From $49114 departure dates15 Mar 2027 – 20 Mar 2027 · found yesterdaySee prices for these datesEvery date in March 2027
April 2027From $5446 departure dates24 Apr 2027 – 5 May 2027 · found yesterdaySee prices for these dates
May 2027From $5203 departure dates10 May 2027 – 20 May 2027 · found 6 days agoSee prices for these datesEvery date in May 2027
July 2027From $6321 departure date8 Jul 2027 – 18 Jul 2027 · found 3 days agoSee prices for these dates
September 2027From $5821 departure date17 Sept 2027 – 25 Sept 2027 · found todaySee prices for these dates

One-way

In April 2027, the cheapest one-way fare on each of 7 departure dates is usually $291 to $292. Across all 40 departure dates we hold on this route, it is usually $290 to $299. Of the 6 months with enough one-way fares to compare, 2 are usually cheaper than April 2027.

Cheapest one-way found recently

$291

20 Apr 2027 · MIAT Mongolian Airlines

Chinggis Khaan International Airport (UBN) → Narita International Airport (NRT)

nonstop

found 5 days ago

Open this tripCheck today's price

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

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

The cheapest dates in April 2027

DatesFromAirlineStopsFound
20 Apr 2027$291MIAT Mongolian Airlinesnonstopfound 5 days agoOpen this trip
21 Apr 2027$291MIAT Mongolian Airlinesnonstopfound 5 days agoOpen this trip
24 Apr 2027$291MIAT Mongolian Airlinesnonstopfound 5 days agoOpen this trip
22 Apr 2027$292MIAT Mongolian Airlinesnonstopfound 5 days agoOpen this trip
23 Apr 2027$292MIAT Mongolian Airlinesnonstopfound 5 days agoOpen this trip

Every date we hold

7 departure dates

19 Apr 2027: $296, found 5 days ago20 Apr 2027: $291, found 5 days ago21 Apr 2027: $291, found 5 days ago22 Apr 2027: $292, found 5 days ago23 Apr 2027: $292, found 5 days ago24 Apr 2027: $291, found 5 days ago25 Apr 2027: $292, found 5 days agoApr
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
19 Apr 2027$296MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)nonstopfound 5 days agoOpen this trip
20 Apr 2027$291MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)nonstopfound 5 days agoOpen this trip
21 Apr 2027$291MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)nonstopfound 5 days agoOpen this trip
22 Apr 2027$292MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)nonstopfound 5 days agoOpen this trip
23 Apr 2027$292MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)nonstopfound 5 days agoOpen this trip
24 Apr 2027$291MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)nonstopfound 5 days agoOpen this trip
25 Apr 2027$292MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Narita International Airport (NRT)nonstopfound 5 days agoOpen this trip

Which month looks cheapest?

November 2026 is the cheapest month — from $230.

November 2026From $230Cheapest seen4 departure dates17 Nov · found 12 hours agoOpen this tripEvery date in November 2026
December 2026From $2912 departure dates21 Dec · found 2 days agoOpen this tripEvery date in December 2026
January 2027From $2738 departure dates21 Jan 2027 · found 6 days agoOpen this tripEvery date in January 2027
February 2027From $2886 departure dates19 Feb 2027 · found yesterdayOpen this tripEvery date in February 2027
March 2027From $3041 departure date26 Mar 2027 · found 5 days agoOpen this tripEvery date in March 2027
April 2027From $2917 departure dates20 Apr 2027 · found 5 days agoOpen this trip
May 2027From $2888 departure dates24 May 2027 · found 5 days agoOpen this tripEvery date in May 2027
August 2027From $2884 departure dates31 Aug 2027 · found 5 days agoOpen this trip

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