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

Return flights

24 Apr - 28 Apr	AirAsia X
24 Apr - 13 May	AirAsia X
24 Apr - 09 May	AirAsia X
24 Apr - 08 May	AirAsia X
24 Apr - 28 Apr	AirAsia	direct
24 Apr - 13 May	AirAsia	direct
24 Apr - 09 May	AirAsia	direct
24 Apr - 08 May	AirAsia	direct
24 Apr - 06 May	AirAsia X
24 Apr - 06 May	AirAsia	direct
24 Apr - 12 May	AirAsia X
16 Apr - 28 Apr	AirAsia	direct
28 Apr - 28 Apr	AirAsia	direct
21 Apr - 28 Apr	AirAsia	direct
28 Apr - 13 May	AirAsia	direct
01 Apr - 15 Apr	AirAsia	direct
01 Apr - 11 Apr	AirAsia	direct
16 Apr - 20 Apr	AirAsia	direct
16 Apr - 16 Apr	AirAsia	direct
01 Apr - 16 Apr	AirAsia	direct

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 $186

Return flights