Ulaanbaatar — December 2026 flights from Bangkok

Flights and prices

Ulaanbaatar: prices, dates and useful details

Planning a trip to Ulaanbaatar? Compare dates, airlines, flight times and direct options from Bangkok. 31 one-way fares from ฿8,690 · 620 roundtrips from ฿21,583. These results are for december 2026.

One way from: ฿8,690; 31 outbound-only options
Roundtrip from: ฿21,583; 620 complete trips
Typical roundtrip: ฿26,862; Half cost less, half cost more
Flight options: 620; Roundtrips available

Daily prices to Ulaanbaatar15 days around December 15, 2026

AvgMinp25–p75

Cheapest

฿8,690

Dec 5

Global average

฿12,883

All travel dates

December avg

฿11,283

Selected month

Sort by

Best Deals

Trip datesFlight itineraryTotal fareView

sat · Dec 5One way

Departuresat · Dec 5

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿8,690฿12,883−33%Save ฿4,193View deal

Cheapest in the next 365 days

sat · Dec 26One way

Departuresat · Dec 26

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿8,749฿12,883−32%Save ฿4,134View deal

Lowest 10% in next 365 days

wed · Dec 23One way

Departurewed · Dec 23

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿8,749฿12,883−32%Save ฿4,134View deal

Lowest 10% in next 365 days

mon · Dec 28One way

Departuremon · Dec 28

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿8,750฿12,883−32%Save ฿4,133View deal

Lowest 10% in next 365 days

mon · Dec 7One way

Departuremon · Dec 7

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,040฿12,883−30%Save ฿3,843View deal

Lowest 10% in next 365 days

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,040฿12,883−30%Save ฿3,843View deal

Lowest 10% in next 365 days

9 seats left

mon · Nov 30One way

Departuremon · Nov 30

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,040฿12,883−30%Save ฿3,843View deal

Lowest 10% in next 365 days

9 seats left

mon · Dec 14One way

Departuremon · Dec 14

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,086฿12,883−29%Save ฿3,797View deal

Lowest 10% in next 365 days

9 seats left

sat · Dec 12One way

Departuresat · Dec 12

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,086฿12,883−29%Save ฿3,797View deal

Lowest 10% in next 365 days

9 seats left

sat · Dec 19One way

Departuresat · Dec 19

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,086฿12,883−29%Save ฿3,797View deal

Lowest 10% in next 365 days

9 seats left

wed · Dec 30One way

Departurewed · Dec 30

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,086฿12,883−29%Save ฿3,797View deal

Lowest 10% in next 365 days

9 seats left

mon · Dec 21One way

Departuremon · Dec 21

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,099฿12,883−29%Save ฿3,784View deal

Lowest 10% in next 365 days

9 seats left

wed · Dec 16One way

Departurewed · Dec 16

One way2026

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,099฿12,883−29%Save ฿3,784View deal

Lowest 10% in next 365 days

15:15BKK → UBN21:555h 40m · Direct

Outbound15:15BKK21:55UBN5h 40mDirect

One-way fare฿9,099฿12,883−29%Save ฿3,784View deal

Lowest 10% in next 365 days

9 seats left

sun · Dec 27One way

Departuresun · Dec 27

One way2026

06:25DMK → UBN01:158h 5m · 1 stop

9h 45m layover Phuket City

Outbound06:25DMK01:15UBN8h 5m1 stop · via Phuket City

One-way fare฿11,735฿12,883−9%Save ฿1,148View deal

12:30DMK → UBN01:158h 5m · 1 stop

3h 40m layover Phuket City

Outbound12:30DMK01:15UBN8h 5m1 stop · via Phuket City

One-way fare฿11,776฿12,883−9%Save ฿1,107View deal

13:40BKK → UBN01:158h 5m · 1 stop

2h 30m layover Phuket City

Outbound13:40BKK01:15UBN8h 5m1 stop · via Phuket City

One-way fare฿11,921฿12,883−7%Save ฿962View deal

9 seats left

thu · Dec 10One way

Departurethu · Dec 10

One way2026

06:50BKK → UBN01:158h 5m · 1 stop

9h 20m layover Phuket City

Outbound06:50BKK01:15UBN8h 5m1 stop · via Phuket City

One-way fare฿12,186฿12,883−5%Save ฿697View deal

4 seats left

sun · Dec 13One way

Departuresun · Dec 13

One way2026

06:50BKK → UBN01:158h 5m · 1 stop

9h 20m layover Phuket City

Outbound06:50BKK01:15UBN8h 5m1 stop · via Phuket City

One-way fare฿12,234฿12,883−5%Save ฿649View deal

thu · Dec 3One way

Departurethu · Dec 3

One way2026

13:40BKK → UBN01:158h 5m · 1 stop

2h 30m layover Phuket City

Outbound13:40BKK01:15UBN8h 5m1 stop · via Phuket City

One-way fare฿12,722฿12,883−1%Save ฿161View deal

4 seats left

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Plan with confidence

Find the trip that fits

Compare prices, dates, airlines and travel time. Then choose the deal that feels right.

See the difference

December 2026 at a glance

Compare price, non-stop choice and travel time with other Ulaanbaatar options.

Typical price difference

+3%

฿26,862 here compared with ฿26,003

Non-stop options

+3 points compared with other flights

Typical flight time

0h 35m shorter than the comparison

Roundtrip options

620

Trips ready to compare

Typical prices

What do Ulaanbaatar roundtrips usually cost?

This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.

Lowest฿21,583

Typical low฿24,701

Typical฿26,862

Typical high฿28,618

Half of the 620 prices fall inside the shaded band. This makes it easier to see whether the lowest fare is common or unusual.

Flexible dates

Cheapest departure dates for Ulaanbaatar

Compare nearby dates to see where the better prices are. Always check the final price before booking.

฿27,446

Dec 1

฿23,429

Dec 2

฿25,587

Dec 3

฿27,848

Dec 4

฿23,361

Dec 5

฿26,249

Dec 6

฿24,566

Dec 7

฿27,286

Dec 8

฿24,714

Dec 9

฿28,599

Dec 10

฿28,834

Dec 11

฿25,189

Dec 12

฿28,966

Dec 13

฿25,189

Dec 14

฿28,930

Dec 15

฿24,890

Dec 16

฿28,966

Dec 17

฿28,890

Dec 18

฿24,701

Dec 19

฿29,521

Dec 20

฿24,617

Dec 21

฿28,756

Dec 22

฿23,115

Dec 23

฿28,413

Dec 24

฿27,540

Dec 25

฿22,970

Dec 26

฿26,470

Dec 27

฿22,970

Dec 28

฿27,544

Dec 29

฿23,319

Dec 30

฿28,755

Dec 31

Bars show the typical roundtrip fare for each choice.Lowest: Dec 26 from ฿21,583

Flexible timing

Compare Ulaanbaatar by travel month

Open a month to compare its dates, prices and available flights.

January 2027฿26,077 February 2027฿25,193 July 2026฿23,232 August 2026฿20,709 September 2026฿20,507 October 2026฿22,265 November 2026฿15,906 December 2026฿21,583

Airline comparison

Which airlines show the lowest Ulaanbaatar fares?

Some trips combine airlines, so check both flights before you book.

Which airlines show the lowest Ulaanbaatar fares?
Comparison	Lowest	Typical range	Results	Non-stop
1Air China	฿21,583	฿23,497–฿28,011	114	0%
2OM	฿21,583	฿24,701–฿28,630	619	4%
3Thai Airways	฿21,884	฿26,970–฿29,660	108	0%
4HK Express	฿22,368	฿23,402–฿27,979	236	0%
5Thai AirAsia	฿23,468	฿25,209–฿27,786	76	0%
6Asiana Airlines	฿23,468	฿23,835–฿28,579	18	—
7Thai VietJet Air	฿24,634	฿27,793–฿29,068	133	0%
8Thai Lion Air	฿24,821	฿27,212–฿29,603	85	0%
9Cathay Pacific	฿24,852	฿25,213–฿29,060	111	0%
10Vietnam Airlines	฿26,153	฿27,461–฿29,068	75	0%
11T'way Air	฿27,985	—	2	—
12Jeju Air	฿27,985	—	9	—

Weather through the year

Typical temperatures in Ulaanbaatar

Usual monthly temperatures can help you choose when to go. They are not a live forecast.

-24°Jan

-19°Feb

-9°Mar

2°Apr

10°May

16°Jun

18°Jul

16°Aug

10°Sep

1°Oct

-12°Nov

-22°Dec

Typical monthly temperature range: -24°C to 18°C. Verify a live forecast near departure.

Useful trip facts

What to know about Ulaanbaatar

Country: Mongolia
Arrival code: ULN
Typical annual temperature: -1°C
Trip styles: City
Typical outbound from Bangkok: 7h
Typical stay: 12 nights

Why go

Why travelers consider Ulaanbaatar

The world's coldest capital city sprawls across a valley framed by sacred mountains, where Soviet-era apartment blocks meet gold-roofed Buddhist monasteries. Ulaanbaatar is the wild gateway to Mongolia's endless steppe, Gobi Desert adventures, and a nomadic culture that still thrives.

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Common questions about Ulaanbaatar

What is the lowest available one-way fare for Ulaanbaatar?

The lowest available one-way fare is ฿8,690. It is compared only with other one-way fares.

What is the lowest available roundtrip fare for Ulaanbaatar?

The lowest available roundtrip fare is ฿21,583. Check the dates, baggage and final total before booking.

What is a typical fare for Ulaanbaatar?

A typical fare is ฿26,862. Many available options sit between ฿24,701 and ฿28,618.

How many choices are available for Ulaanbaatar?

Choose from 620 roundtrip flights across 1 destination in 1 country.

Are direct flights available for Ulaanbaatar?

24 roundtrip flights are non-stop both ways. That is 4% of the current choices.

Which month has the lowest fares for Ulaanbaatar?

Dec 2026 has the lowest available roundtrip fare, from ฿21,583.

When is the best time to fly from Bangkok to Ulaanbaatar?

Based on current prices, December 2026 offers some of the best deals from Bangkok to Ulaanbaatar. Check the month-by-month breakdown on this page for the cheapest times to fly.

Are there direct flights from Bangkok to Ulaanbaatar?

Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Ulaanbaatar.

Flights to Ulaanbaatar in December 2026

Ulaanbaatar: prices, dates and useful details

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Typical price difference

Non-stop options

Typical flight time

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Common questions about Ulaanbaatar