Cheapest return flights from Ulaanbaatar to Busan in September from 108€

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

Return flights

19 Sep - 23 Oct Jeju Air direct
26 Sep - 28 Sep Jin Air direct
12 Sep - 28 Sep Jin Air direct
12 Sep - 14 Sep Jin Air direct
02 Sep - 14 Sep Jin Air direct
26 Sep - 12 Oct Jin Air direct
09 Sep - 28 Sep Jin Air direct
09 Sep - 14 Sep Jin Air direct
26 Sep - 09 Oct Jin Air direct
12 Sep - 21 Sep Jin Air direct
02 Sep - 07 Sep Jin Air direct
02 Sep - 21 Sep Jin Air direct
09 Sep - 21 Sep Jin Air direct
29 Sep - 12 Oct Jin Air direct
29 Sep - 19 Oct Jin Air direct
19 Sep - 09 Oct Jin Air direct
29 Sep - 09 Oct Jin Air direct
22 Sep - 12 Oct Jin Air direct
22 Sep - 09 Oct Jin Air direct
26 Sep - 05 Oct Jin Air direct

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

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 Busan

Cheap car rent in Busan

Feel free to contact us with any feedback or request another flight research.