Cheapest one-way flights from Seoul to Ulaanbaatar in July from $268

AirHint found the following cheapest one-way flights from Seoul (GMP) to Ulaanbaatar (UBN) in July 2026 (see full year).

One-Way flights

07 Jul Air China
05 Jul Air China
16 Jul Korean Air
06 Jul Air China
03 Jul Air China
14 Jul Asiana Airlines
09 Jul Air China
10 Jul Air China
17 Jul Air China
11 Jul Air China

Also check the deals for return flights from Seoul to Ulaanbaatar in July.

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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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