Cheapest return flights from Seoul to Ulaanbaatar in April from 201€

AirHint found the following cheapest return flights from Seoul (ICN) to Ulaanbaatar (UBN) in April 2026 (see full year).

Return flights

12 Apr - 23 Apr Jeju Air direct
07 Apr - 16 Apr Jeju Air direct
12 Apr - 16 Apr Jeju Air direct
07 Apr - 14 Apr Jeju Air direct
05 Apr - 14 Apr Jeju Air direct
21 Apr - 23 Apr Jeju Air direct
26 Apr - 30 Apr Jeju Air direct
23 Apr - 28 Apr Jeju Air direct
16 Apr - 21 Apr Jeju Air direct
02 Apr - 16 Apr Jeju Air direct
21 Apr - 09 May Jeju Air direct
30 Apr - 03 May Jeju Air direct
30 Apr - 05 May Jeju Air direct
24 Apr - 01 May Korean Air direct
29 Apr - 06 May Korean Air direct
29 Apr - 05 May Asiana Airlines direct
30 Apr - 06 May Korean Air direct

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

Powered by

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

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