Cheapest return flights from Seoul to Ulaanbaatar in January from 174€

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

Return flights

18 Jan - 22 Jan Jeju Air direct
15 Jan - 22 Jan Jeju Air direct
29 Jan - 01 Feb Jeju Air direct
19 Jan - 25 Jan Asiana Airlines direct
23 Jan - 30 Jan Korean Air direct
29 Jan - 31 Jan Korean Air direct
01 Jan - 08 Jan Korean Air direct
15 Jan - 19 Jan Korean Air direct
24 Jan - 28 Jan Korean Air direct
01 Jan - 04 Jan Korean Air direct
28 Jan - 04 Feb Korean Air direct

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

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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.

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