Cheapest one-way flights from Seoul to Ulaanbaatar in June from 99€

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

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

One-Way flights

01 Jun Jeju Air direct
03 Jun Jeju Air direct
17 Jun Jeju Air direct
02 Jun Jeju Air direct
19 Jun Jeju Air direct
14 Jun Jeju Air direct
15 Jun T'way Air direct
30 Jun Jeju Air direct
23 Jun Jeju Air direct
13 Jun T'way 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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