Cheapest return flights from Seoul to Ulaanbaatar in June from $499

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

Return flights

08 Jun - 11 Jun Air China
22 Jun - 27 Jun Air China
17 Jun - 24 Jun Air China
08 Jun - 12 Jun Air China
03 Jun - 07 Jun Air China
03 Jun - 08 Jun Air China
15 Jun - 18 Jun Air China
23 Jun - 28 Jun Air China
22 Jun - 30 Jun Air China
22 Jun - 01 Jul Air China
17 Jun - 30 Jun Air China

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