Cheapest return flights from Ulaanbaatar to Seoul in June from 291€

Best time to book flights for Ulaanbaatar (UBN) to Seoul (ICN) flights at AirHint

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

Return flights

01 Jun - 07 Jun Jeju Air direct
19 Jun - 14 Jul Jeju Air direct
01 Jun - 08 Jun T'way Air direct
19 Jun - 15 Jul Jeju Air direct
16 Jun - 21 Jun Jeju Air direct
15 Jun - 17 Jun Jeju Air direct
20 Jun - 06 Jul T'way Air direct
12 Jun - 12 Jul Jeju Air direct
16 Jun - 23 Jun Jeju Air direct
07 Jun - 14 Jun Asiana Airlines direct
25 Jun - 02 Jul T'way Air direct
06 Jun - 12 Jun T'way Air direct
08 Jun - 16 Jun Air China
08 Jun - 16 Jun Jeju Air direct

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

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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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