Cheapest return flights from Seoul to Ulaanbaatar in July from 350€

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

Return flights

18 Jul - 25 Jul MIAT Mongolian Airlines direct
11 Jul - 15 Jul MIAT Mongolian Airlines direct
05 Jul - 25 Jul MIAT Mongolian Airlines direct
27 Jul - 30 Jul Asiana Airlines direct
15 Jul - 19 Jul Asiana Airlines direct
18 Jul - 22 Jul Asiana Airlines direct
18 Jul - 23 Jul Asiana Airlines direct
01 Jul - 05 Jul Asiana Airlines direct
25 Jul - 28 Jul Asiana Airlines direct
06 Jul - 15 Jul Asiana Airlines direct
25 Jul - 01 Aug Asiana Airlines direct
31 Jul - 05 Aug Asiana Airlines direct
09 Jul - 20 Aug Korean Air direct
26 Jul - 08 Aug Korean Air direct

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

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