Cheapest return flights from Seoul to Ulaanbaatar in March from 421€

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

Return flights

23 Mar - 26 Mar Air China
23 Mar - 25 Mar Air China
15 Mar - 19 Mar Air China
27 Mar - 01 Apr Air China
30 Mar - 03 Apr Air China
27 Mar - 31 Mar Air China
17 Mar - 24 Mar Air China
01 Mar - 03 Mar Air China
02 Mar - 05 Mar Air China
25 Mar - 31 Mar Air China
11 Mar - 14 Mar Air China
11 Mar - 29 Mar Air China

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

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