Cheapest return flights from Seoul to Ulaanbaatar in April from $476

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

Return flights

02 Apr - 05 Apr Air China
01 Apr - 08 Apr Air China
02 Apr - 09 Apr Air China
03 Apr - 10 Apr Air China
04 Apr - 11 Apr Air China
05 Apr - 12 Apr Air China
07 Apr - 14 Apr Air China
08 Apr - 15 Apr Air China
09 Apr - 16 Apr Air China
10 Apr - 17 Apr Air China
29 Apr - 07 May Air China
29 Apr - 05 May Air China
29 Apr - 03 May Air China
26 Apr - 07 May Air China
20 Apr - 01 May Air China

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.