Cheapest return flights from Busan to Ulaanbaatar in January from $488

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

Return flights

28 Jan - 31 Jan Korean Air
30 Jan - 02 Feb Korean Air
31 Jan - 09 Feb Korean Air
30 Jan - 01 Feb Korean Air
27 Jan - 30 Jan Korean Air
04 Jan - 08 Jan Korean Air
24 Jan - 26 Jan Korean Air
01 Jan - 27 Jan Korean Air
23 Jan - 28 Jan Korean Air
23 Jan - 02 Feb Korean Air
25 Jan - 27 Jan Korean Air
19 Jan - 30 Jan Korean Air
18 Jan - 23 Jan Korean Air
20 Jan - 22 Jan Korean Air

Also check the deals for one-way flights from Busan 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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