Cheapest one-way ICN–UBN flights, August

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

One-Way flights

30 Aug Jeju Air direct
29 Aug Jeju Air direct
23 Aug Jeju Air direct
25 Aug Jeju Air direct
20 Aug MIAT Mongolian Airlines direct
22 Aug Jeju Air direct
26 Aug T'way Air direct
07 Aug Jeju Air direct
05 Aug MIAT Mongolian Airlines direct
18 Aug Jeju Air direct

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

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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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