Cheapest one-way flights from Seoul to Ulaanbaatar in April from 118€

Best time to book flights for Seoul (ICN) to Ulaanbaatar (UBN) flights at AirHint

AirHint found the following cheapest one-way flights from Seoul (ICN) to Ulaanbaatar (UBN) in April 2025 (see full year).

One-Way flights

27 Apr Jeju Air direct
10 Apr Jeju Air direct
03 Apr Jeju Air direct
29 Apr Jeju Air direct
17 Apr Jeju Air direct
24 Apr Jeju Air direct
20 Apr Jeju Air direct
23 Apr Aero Mongolia direct
25 Apr MIAT Mongolian Airlines direct
26 Apr Korean Air direct

Also check the deals for return flights from Seoul to Ulaanbaatar in April.

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.

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