Cheapest return flights from Seoul to Ulaanbaatar in August from 387€

AirHint found the following cheapest return flights from Seoul (GMP) to Ulaanbaatar (UBN) in August 2025 (see full year).

Return flights

31 Aug - 11 Sep Korean Air
31 Aug - 10 Sep Korean Air
21 Aug - 26 Aug Jin Air
18 Aug - 02 Sep Air China
17 Aug - 25 Aug Korean Air
17 Aug - 04 Sep Air China
17 Aug - 01 Sep Air China
31 Aug - 08 Sep Korean Air
28 Aug - 31 Aug Air China
29 Aug - 31 Aug Air China
27 Aug - 31 Aug Air China
28 Aug - 02 Sep Air China
29 Aug - 03 Sep Air China
29 Aug - 01 Sep Air China
29 Aug - 02 Sep Air China
21 Aug - 29 Aug Air China
22 Aug - 30 Aug Air China
27 Aug - 29 Aug Air China
27 Aug - 30 Aug Air China
17 Aug - 30 Aug Air China

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

Skyscanner

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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