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

Return flights

27 Apr - 30 Apr	AirAsia X
21 Apr - 30 Apr	AirAsia X
21 Apr - 24 Apr	AirAsia X
21 Apr - 22 Apr	AirAsia X
20 Apr - 30 Apr	AirAsia X
20 Apr - 24 Apr	AirAsia X
20 Apr - 22 Apr	AirAsia X
27 Apr - 06 May	AirAsia X
21 Apr - 06 May	AirAsia X
20 Apr - 06 May	AirAsia X
13 Apr - 15 Apr	AirAsia	direct
13 Apr - 30 Apr	AirAsia	direct
13 Apr - 24 Apr	AirAsia	direct
27 Apr - 06 May	AirAsia	direct
21 Apr - 06 May	AirAsia	direct
20 Apr - 06 May	AirAsia	direct
17 Apr - 06 May	AirAsia	direct
27 Apr - 05 May	AirAsia X
21 Apr - 05 May	AirAsia X
20 Apr - 05 May	AirAsia X

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

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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Cheapest return flights from Seoul to Kota Kinabalu in April from 142€

Return flights