Cheapest return flights from Seoul to Ulaanbaatar in July from $367

AirHint found the following cheapest return flights from Seoul (ICN) to Ulaanbaatar (UBN) in July 2025 (see full year).

Return flights

11 Jul - 16 Jul MIAT Mongolian Airlines direct
06 Jul - 24 Jul Jeju Air direct
09 Jul - 18 Jul MIAT Mongolian Airlines direct
09 Jul - 16 Jul MIAT Mongolian Airlines direct
11 Jul - 13 Jul T'way Air direct
09 Jul - 13 Jul T'way Air direct
08 Jul - 18 Jul MIAT Mongolian Airlines direct
09 Jul - 14 Jul T'way Air direct
11 Jul - 14 Jul T'way Air direct
14 Jul - 16 Jul T'way Air direct
10 Jul - 01 Aug Asiana Airlines direct
08 Jul - 13 Aug Asiana Airlines direct
23 Jul - 07 Aug Jeju Air direct
23 Jul - 14 Aug Jeju Air direct
23 Jul - 30 Aug Jeju Air direct
23 Jul - 16 Aug Jeju Air direct
23 Jul - 09 Aug Jeju Air direct
09 Jul - 15 Aug Asiana Airlines direct
14 Jul - 01 Aug Asiana Airlines direct
31 Jul - 12 Aug Asiana Airlines direct

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

Skyscanner

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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