Cheapest one-way flights from Seoul to Ulaanbaatar in June from 141€

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

One-Way flights

21 Jun Aero Mongolia direct
14 Jun MIAT Mongolian Airlines direct
10 Jun MIAT Mongolian Airlines direct
02 Jun Asiana Airlines direct
06 Jun Asiana Airlines direct
17 Jun Air China
26 Jun Asiana Airlines direct
17 Jun Korean Air direct

Also check the deals for return 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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