Cheapest return flights from Busan to Ulaanbaatar in April from $166

Best time to book flights for Busan (PUS) to Ulaanbaatar (UBN) flights at AirHint

AirHint found the following cheapest return flights from Busan (PUS) to Ulaanbaatar (UBN) in April 2025 (see full year).

Return flights

02 Apr - 03 Apr Jeju Air direct
02 Apr - 07 Apr Jeju Air direct
02 Apr - 11 Apr Jeju Air direct
02 Apr - 06 Apr Jeju Air direct
02 Apr - 04 Apr Jeju Air direct
12 Apr - 17 Apr Jeju Air direct
20 Apr - 24 Apr Jeju Air direct
13 Apr - 17 Apr Jeju Air direct
06 Apr - 10 Apr Jeju Air direct
06 Apr - 11 Apr Jeju Air direct
27 Apr - 04 May Jeju Air direct
27 Apr - 01 May Jeju Air direct
27 Apr - 02 May Jeju Air direct
30 Apr - 08 May Jeju Air direct
30 Apr - 05 May Jeju Air direct
29 Apr - 03 May Asiana Airlines direct
29 Apr - 07 May Asiana Airlines direct

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

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.

Book a cheap hotel in Ulaanbaatar

Cheap car rent in Ulaanbaatar