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Departure·1 pax, Economy

Cheapest flights for Ulaanbaatar – Seoul (UBN – SEL)

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

Ulaanbaatar – Seoul is most popular in September, October and December. During this period the average ticket price is 829.

Direct flight for from Ulaanbaatar to Seoul

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

  • Korean Air (daily KE198)
  • MIAT Mongolian Airlines (daily OM5301)
  • Jeju Air (5 days per week, flight 7C5204)
  • Asiana Airlines (5 days per week, flight OZ568)
  • T'way Air (4 days per week, flight TW422)
  • Aero Mongolia (3 days per week, flight M0601)

Seoul is served by 2 airports: Gimpo International Airport and Incheon International Airport. Direct flights for Ulaanbaatar – Seoul are operated by:
  • T'way Air, Aero Mongolia, Jeju Air, MIAT Mongolian Airlines, Korean Air, Asiana Airlines from Chinggis Khaan International Airport to Incheon International Airport
Flight with layover for the route from Ulaanbaatar to Seoul

An alternative option for Ulaanbaatar – Seoul (round-trip) would be a flight with a layover. Prices start at 610 up to 827.

The lowest prices for flights with layovers are offered by Jeju Air with a layover in Busan. Tickets start at 351.

Affordable and convenient options are also available from:

  • Hahn Air (starting at 592 with a layover in Busan)

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

  • Beijing (flight CA902 Air China)
  • Busan (flight BX412 Air Busan)

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

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

General information on flight Ulaanbaatar – Seoul (UBN – SEL)
3 ⁠hr 11 ⁠min
Average flight duration
1,999 km
Distance
1 ⁠hr
Current time difference
52
Number of flights per week
₾349
Lowest price
₾0
Average ticket price
08:40
Earliest flight out
20:30
Latest flight out

Ticket prices for Ulaanbaatar – Seoul by month *

Month One-way Round-trip
September 2025 21.09.2025
19.09 - 26.10.2025
October 2025 01.10.2025
30.10 - 04.11.2025
November 2025 26.11.2025
01.11 - 08.11.2025
December 2025 01.12.2025
04.12 - 09.12.2025

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

Cheapest flight for from Ulaanbaatar to Seoul found by our users over the last 48 hours: ticket with Aero Mongolia with a departure on 21.09.2025 and a price of 479 GEL.
Fastest flight for from Ulaanbaatar to Seoul: ticket with Aero Mongolia with the nearest departure on 02.10.2025 and a flight duration of 3hrs. 0min..
Airlines flying from Ulaanbaatar to Seoul
Airports serving Ulaanbaatar – Seoul

Ulaanbaatar airports serving flights to Seoul:

  • Chinggis Khaan International Airport (UBN)

Seoul airports accepting flights from Ulaanbaatar:

  • Incheon International Airport (ICN)