AirHint found the following cheapest one-way flights from Seoul (GMP) to Ulaanbaatar (UBN) in June 2026 (see full year).
One-Way flights
| 04 Jun | Air Busan | ||
| 03 Jun | Air Busan | ||
| 13 Jun | T'way Air | ||
| 22 Jun | Air Busan | ||
| 20 Jun | Air Busan | ||
| 19 Jun | Asiana Airlines | ||
| 26 Jun | Air Busan | ||
| 17 Jun | Air China | ||
| 16 Jun | Air China | ||
| 25 Jun | Air China |
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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