Cheapest return flights from Seoul to Ulaanbaatar in January from 243€

AirHint found the following cheapest return flights from Seoul (ICN) to Ulaanbaatar (UBN) in January 2026 (see full year).

Return flights

29 Jan - 01 Feb Jeju Air direct
29 Jan - 03 Feb Jeju Air direct
06 Jan - 08 Jan Air China
06 Jan - 14 Jan Air China
25 Jan - 29 Jan Air China
24 Jan - 29 Jan Aero Mongolia direct
01 Jan - 12 Feb Korean Air direct
01 Jan - 05 Feb Korean Air direct
22 Jan - 27 Jan Jeju Air direct
06 Jan - 20 Jan Jeju Air direct
18 Jan - 20 Jan Jeju Air direct
18 Jan - 22 Jan Jeju Air direct
20 Jan - 22 Jan Jeju Air direct
18 Jan - 27 Jan Jeju Air direct
18 Jan - 01 Feb Jeju Air direct
27 Jan - 01 Feb Jeju Air direct
20 Jan - 03 Feb Jeju Air direct
27 Jan - 03 Feb Jeju Air direct
29 Jan - 02 Feb Korean Air direct
31 Jan - 04 Feb Korean Air direct

Also check the deals for one-way flights from Seoul to Ulaanbaatar in January.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Ulaanbaatar

Cheap car rent in Ulaanbaatar

Feel free to contact us with any feedback or request another flight research.