Cheapest one-way UBN–PUS flights, June

AirHint found the following cheapest one-way flights from Ulaanbaatar (UBN) to Busan (PUS) in June 2026 (see full year).

One-Way flights

26 Jun Jeju Air direct
05 Jun Jeju Air direct
11 Jun Jeju Air direct
12 Jun Jeju Air direct
25 Jun Jeju Air direct
18 Jun Jeju Air direct
01 Jun Jeju Air
02 Jun Jeju Air
22 Jun Jeju Air
03 Jun Air Busan direct

Also check the deals for return flights from Ulaanbaatar to Busan in June.

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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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