Cheapest return flights from Seoul to Ulaanbaatar in August from 241€

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

Return flights

24 Aug - 28 Aug T'way Air direct
18 Aug - 25 Aug Aero Mongolia direct
17 Aug - 22 Aug Aero Mongolia direct
30 Aug - 07 Sep Jeju Air direct
18 Aug - 01 Sep Jeju Air direct
25 Aug - 08 Sep Jeju Air direct
15 Aug - 17 Aug Aero Mongolia direct
18 Aug - 20 Aug Jeju Air direct
24 Aug - 29 Aug Jeju Air direct
27 Aug - 31 Aug Jeju Air direct
23 Aug - 31 Aug Jeju Air direct
03 Aug - 07 Aug T'way Air direct
22 Aug - 29 Aug Asiana Airlines direct
26 Aug - 03 Sep Asiana Airlines direct
29 Aug - 04 Sep Korean Air direct
31 Aug - 04 Sep Korean Air direct

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

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