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

Return flights

12 Feb - 19 Feb	Jeju Air	direct
05 Feb - 08 Feb	Jeju Air	direct
18 Feb - 21 Feb	Aero Mongolia	direct
14 Feb - 22 Feb	Aero Mongolia	direct
26 Feb - 08 Mar	Jeju Air	direct
24 Feb - 05 Mar	Jeju Air	direct
01 Feb - 15 Feb	Jeju Air	direct
12 Feb - 21 Feb	Jeju Air	direct
13 Feb - 22 Feb	Korean Air	direct
02 Feb - 14 Feb	Aero Mongolia	direct
22 Feb - 28 Feb	Korean Air	direct
27 Feb - 08 Mar	Korean Air	direct
01 Feb - 14 Feb	Jeju Air	direct

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

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 Seoul

Cheap car rent in Seoul

Cheapest return flights from Ulaanbaatar to Seoul in February from 212€

Return flights