AirHint found the following cheapest return flights from Seoul (GMP) to Ulaanbaatar (UBN) in November 2025 (see full year).
Return flights
| 17 Nov - 19 Nov | Air China | ||
| 17 Nov - 24 Nov | Air China | ||
| 10 Nov - 13 Nov | Air China | ||
| 17 Nov - 28 Nov | Air China |
Also check the deals for one-way flights from Seoul to Ulaanbaatar in November.
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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