FromTo
Departure·1 pax, Economy

Cheapest flights for Seoul – Ulaanbaatar (SEL – UBN)

Aviasales.ge will find you the cheapest airfare for Seoul – Ulaanbaatar by comparing the ticket prices to Ulaanbaatar using 45 agencies, five booking systems, and 728 airlines. Where exactly you buy your tickets for Seoul – Ulaanbaatar is up to you.

Seoul – Ulaanbaatar is most popular in June, July and August. During this period the average ticket price is 687.

Direct flight for from Seoul to Ulaanbaatar

The easiest way to to get to your destination is a direct flight. Direct flights for from Seoul to Ulaanbaatar are offered by:

  • Korean Air (daily KE197)
  • MIAT Mongolian Airlines (daily OM5302)
  • Jeju Air (5 days per week, flight 7C5203)
  • T'way Air (4 days per week, flight TW421)
  • Aero Mongolia (3 days per week, flight M0602)
  • Asiana Airlines (3 days per week, flight OZ567)

Ulaanbaatar is served by 1 airport: Chinggis Khaan International Airport. Direct flights for Seoul – Ulaanbaatar are operated by:
  • Asiana Airlines, T'way Air, Aero Mongolia, Korean Air, Jeju Air, MIAT Mongolian Airlines from Incheon International Airport to Chinggis Khaan International Airport
Flight with layover for the route from Seoul to Ulaanbaatar

An alternative option for Seoul – Ulaanbaatar (round-trip) would be a flight with a layover. Prices start at 662 up to 671.

The lowest prices for flights with layovers are offered by Jeju Air with a layover in Busan. Tickets start at 282.

Affordable and convenient options are also available from:

  • Jin Air (starting at 283 with a layover in Busan)
  • Air China (starting at 436 with a layover in Beijing)
  • MIAT Mongolian Airlines (starting at 570 with a layover in Busan)

A flight with a layover on the route Seoul – Ulaanbaatar will allow you to make your trip more interesting. The layover could be in:

  • Beijing (flight KE2201 Korean Air)
  • Busan (flight KE1807 Korean Air)

This is a great chance to get to know these cities. Layovers are usually at least six hours.

Aviasales.ge suggests buying tickets for Seoul – Ulaanbaatar in advance in order to choose the conditions for your flight that best suit your preferences and budget.

General information on flight Seoul – Ulaanbaatar (SEL – UBN)
3 ⁠hr 26 ⁠min
Average flight duration
1,999 km
Distance
1 ⁠hr
Current time difference
54
Number of flights per week
₾302
Lowest price
Average ticket price
08:10
Earliest flight out
01:50
Latest flight out

Ticket prices for Seoul – Ulaanbaatar by month *

Month One-way Round-trip
June 2025 19.06.2025
01.06 - 08.06.2025
July 2025 06.07.2025
01.07 - 08.07.2025
August 2025 16.08.2025
01.08 - 08.08.2025

* Prices found by users over the last 48 hours (they do not represent an offer).

Cheapest flight for from Seoul to Ulaanbaatar found by our users over the last 48 hours: ticket with Air China with a departure on 19.06.2025 and a price of 444 GEL.
Fastest flight for from Seoul to Ulaanbaatar: ticket with Aero Mongolia with the nearest departure on 12.06.2025 and a flight duration of 2hrs. 50min..
Airlines flying from Seoul to Ulaanbaatar
Airports serving Seoul – Ulaanbaatar

Seoul airports serving flights to Ulaanbaatar:

  • Incheon International Airport (ICN)

Ulaanbaatar airports accepting flights from Seoul:

  • Chinggis Khaan International Airport (UBN)