Cheapest return flights from Busan to Ulaanbaatar in March from $444

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

Return flights

17 Mar - 20 Mar Korean Air
25 Mar - 05 Apr Korean Air
24 Mar - 04 Apr Air Busan

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

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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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