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Ulaanbaatar to Beijing in May 2027 UBN → PEK, PKX

Chinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK), Beijing Daxing International Airport (PKX)

For departures in May 2027, the cheapest return found recently is $266 with MIAT Mongolian Airlines, 2 May 2027 – 6 May 2027, found 2 days ago. The cheapest one-way found recently is $157 with MIAT Mongolian Airlines, 2 May 2027, found 2 days ago.

Return

In May 2027, the cheapest return fare on each of 7 departure dates is usually $269 to $271. Across all 73 departure dates we hold on this route, it is usually $262 to $277. Of the 9 months with enough return fares to compare, 3 are usually cheaper than May 2027.

Cheapest return found recently

$266

2 May 2027 – 6 May 2027 · MIAT Mongolian Airlines

Chinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)

out nonstop, back nonstop

found 2 days ago

See prices for these datesCheck today's price

Cheapest we hold, of any age

$252

1 May 2027 – 8 May 2027 · MIAT Mongolian Airlines

Chinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)

out nonstop, back nonstop

found 5 days ago

See prices for these datesCheck today's price

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The cheapest dates in May 2027

DatesFromAirlineStopsFound
1 May 2027 – 8 May 2027$252MIAT Mongolian Airlinesout nonstop, back nonstopfound 5 days agoSee prices for these dates
2 May 2027 – 6 May 2027$266MIAT Mongolian Airlinesout nonstop, back nonstopfound 2 days agoSee prices for these dates
3 May 2027 – 4 Jun 2027$271MIAT Mongolian Airlinesout nonstop, back nonstopfound 6 days agoSee prices for these dates
4 May 2027 – 5 Jun 2027$271MIAT Mongolian Airlinesout nonstop, back nonstopfound 6 days agoSee prices for these dates
5 May 2027 – 6 Jun 2027$271MIAT Mongolian Airlinesout nonstop, back nonstopfound 6 days agoSee prices for these dates

Every date we hold

7 departure dates

1 May 2027 – 8 May 2027: $252, found 5 days ago2 May 2027 – 6 May 2027: $266, found 2 days ago3 May 2027 – 4 Jun 2027: $271, found 6 days ago4 May 2027 – 5 Jun 2027: $271, found 6 days ago5 May 2027 – 6 Jun 2027: $271, found 6 days ago6 May 2027 – 7 Jun 2027: $271, found 6 days ago7 May 2027 – 8 Jun 2027: $272, found 6 days agoMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 May 2027 – 8 May 2027$252MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 5 days agoSee prices for these dates
2 May 2027 – 6 May 2027$266MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 2 days agoSee prices for these dates
3 May 2027 – 4 Jun 2027$271MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 6 days agoSee prices for these dates
4 May 2027 – 5 Jun 2027$271MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 6 days agoSee prices for these dates
5 May 2027 – 6 Jun 2027$271MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 6 days agoSee prices for these dates
6 May 2027 – 7 Jun 2027$271MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 6 days agoSee prices for these dates
7 May 2027 – 8 Jun 2027$272MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)out nonstop, back nonstopfound 6 days agoSee prices for these dates

Which month looks cheapest?

August 2027 is the cheapest month — from $246.

October 2026From $26210 departure dates23 Oct – 29 Oct · found 5 days agoSee prices for these datesEvery date in October 2026
November 2026From $25924 departure dates17 Nov – 20 Nov · found todaySee prices for these datesEvery date in November 2026
December 2026From $2626 departure dates5 Dec – 11 Dec · found 5 days agoSee prices for these datesEvery date in December 2026
January 2027From $2624 departure dates29 Jan 2027 – 8 Feb 2027 · found 4 days agoSee prices for these dates
February 2027From $2655 departure dates12 Feb 2027 – 15 Feb 2027 · found yesterdaySee prices for these dates
March 2027From $2624 departure dates8 Mar 2027 – 13 Mar 2027 · found todaySee prices for these dates
April 2027From $2617 departure dates17 Apr 2027 – 24 Apr 2027 · found yesterdaySee prices for these datesEvery date in April 2027
May 2027From $2527 departure dates1 May 2027 – 8 May 2027 · found 5 days agoSee prices for these dates
June 2027From $2631 departure date14 Jun 2027 – 19 Jun 2027 · found 5 days agoSee prices for these dates
July 2027From $2651 departure date5 Jul 2027 – 12 Jul 2027 · found 4 days agoSee prices for these dates
August 2027From $246Cheapest seen4 departure dates3 Aug 2027 – 14 Aug 2027 · found 6 hours agoSee prices for these dates

One-way

In May 2027, the cheapest one-way fare on each of 6 departure dates is usually $158 to $159. Across all 44 departure dates we hold on this route, it is usually $156 to $172. Of the 5 months with enough one-way fares to compare, 2 are usually cheaper than May 2027.

Cheapest one-way found recently

$157

2 May 2027 · MIAT Mongolian Airlines

Chinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)

nonstop

found 2 days ago

Open this tripCheck today's price

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

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The cheapest dates in May 2027

DatesFromAirlineStopsFound
2 May 2027$157MIAT Mongolian Airlinesnonstopfound 2 days agoOpen this trip
4 May 2027$158MIAT Mongolian Airlinesnonstopfound 6 days agoOpen this trip
5 May 2027$158MIAT Mongolian Airlinesnonstopfound 6 days agoOpen this trip
6 May 2027$158MIAT Mongolian Airlinesnonstopfound 6 days agoOpen this trip
1 May 2027$159MIAT Mongolian Airlinesnonstopfound 6 days agoOpen this trip

Every date we hold

6 departure dates

1 May 2027: $159, found 6 days ago2 May 2027: $157, found 2 days ago3 May 2027: $159, found 6 days ago4 May 2027: $158, found 6 days ago5 May 2027: $158, found 6 days ago6 May 2027: $158, found 6 days agoMay
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 May 2027$159MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)nonstopfound 6 days agoOpen this trip
2 May 2027$157MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)nonstopfound 2 days agoOpen this trip
3 May 2027$159MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)nonstopfound 6 days agoOpen this trip
4 May 2027$158MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)nonstopfound 6 days agoOpen this trip
5 May 2027$158MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)nonstopfound 6 days agoOpen this trip
6 May 2027$158MIAT Mongolian AirlinesChinggis Khaan International Airport (UBN) → Beijing Capital International Airport (PEK)nonstopfound 6 days agoOpen this trip

Which month looks cheapest?

October 2026 is the cheapest month — from $117.

October 2026From $117Cheapest seen5 departure dates28 Oct · found yesterdayOpen this tripEvery date in October 2026
November 2026From $13917 departure dates9 Nov · found yesterdayOpen this tripEvery date in November 2026
December 2026From $1557 departure dates11 Dec · found 4 days agoOpen this tripEvery date in December 2026
February 2027From $1742 departure dates5 Feb 2027 · found 6 days agoOpen this trip
March 2027From $1551 departure date10 Mar 2027 · found 3 days agoOpen this trip
April 2027From $1553 departure dates9 Apr 2027 · found 3 days agoOpen this tripEvery date in April 2027
May 2027From $1576 departure dates2 May 2027 · found 2 days agoOpen this trip
June 2027From $1561 departure date14 Jun 2027 · found 5 days agoOpen this trip
July 2027From $1561 departure date5 Jul 2027 · found 3 days agoOpen this trip
August 2027From $1531 departure date2 Aug 2027 · found yesterdayOpen 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