Cheap flights from Bangkok to Ulaanbaatar

One-way fares from $294 · BKK → UBN · prices found by travellers in the last 48 hours

Compare all dates Ulaanbaatar → Bangkok
Cheapest fare
$294

MIAT Mongolian Airlines · Mon, Feb 8

Cheapest month
February

from $294

Direct flights
Yes

MIAT Mongolian Airlines

Flight time
5h 40m

3,840 km

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Cheapest month to fly from Bangkok to Ulaanbaatar

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $345
  2. December 2026 $321
  3. January 2027 $314
  4. February 2027 Cheapest $294
  5. March 2027 $340
  6. August 2027 $349

Cheapest dates in February 2027

The lowest fares we've seen for each day, cheapest first.

MIAT Mongolian Airlines
Depart15:15 Mon, Feb 8BKK → UBN 5h 40m · Direct
$294one way, per person
View deal
Thai AirAsia
Depart06:25 Tue, Feb 9DMK → UBN 8h 00m · 1 stop
$341one way, per person
View deal
Emirates
Depart13:45 Wed, Feb 10BKK → UBN 7h 35m · 1 stop
$427one way, per person
View deal
Thai AirAsia
Depart07:10 Thu, Feb 11DMK → UBN 8h 05m · 1 stop
$439one way, per person
View deal
See every date in February 2027 →

Plan the rest of your trip to Ulaanbaatar

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in UlaanbaatarCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in UlaanbaatarTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in UlaanbaatarPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in UlaanbaatarCompare rental cars from major brands on EconomyBookings Compare cars →

Stay connected

eSIM for MongoliaMobile data from the moment you land, by Airalo Get eSIM →

About flights from Bangkok to Ulaanbaatar

Bangkok (BKK) and Ulaanbaatar (UBN) are about 3,840 km apart. Direct flights take around 5h 40m, and recent direct fares were with MIAT Mongolian Airlines. Over the next few months, one-way fares start from $294, and February 2027 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Bangkok to Ulaanbaatar?

The cheapest one-way fare we've seen recently is $294 with MIAT Mongolian Airlines, departing Monday, February 8, 2027. Over the coming months, the lowest fare in each month ranges from $294 to $349.

What is the cheapest month to fly from Bangkok to Ulaanbaatar?

February 2027 currently has the lowest fares, from $294 one way.

Are there direct flights from Bangkok to Ulaanbaatar?

Yes. Recent direct fares were with MIAT Mongolian Airlines.

How long is the flight from Bangkok to Ulaanbaatar?

A direct flight takes about 5h 40m. Bangkok and Ulaanbaatar are around 3,840 km apart.

Which airlines fly from Bangkok to Ulaanbaatar?

Recent fares on this route were with Hainan Airlines, China Southern Airlines, Spring Airlines, MIAT Mongolian Airlines, Thai AirAsia and Emirates.

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