Cheapest return flights from Seoul to Ulaanbaatar in January from 351€

AirHint found the following cheapest return flights from Seoul (GMP) to Ulaanbaatar (UBN) in January 2026 (see full year).

Return flights

21 Jan - 27 Jan Air China
06 Jan - 11 Jan Air China
05 Jan - 12 Jan Air China
05 Jan - 07 Jan Air China
05 Jan - 11 Jan Air China
07 Jan - 11 Jan Air China
05 Jan - 14 Jan Air China
02 Jan - 09 Jan Air China
21 Jan - 24 Jan Air China
19 Jan - 23 Jan Air China
30 Jan - 01 Feb Air China

Also check the deals for one-way flights from Seoul to Ulaanbaatar in January.

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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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