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

Return flights

23 Apr - 27 Apr	AirAsia X
22 Apr - 25 Apr	AirAsia X
24 Apr - 27 Apr	AirAsia X
23 Apr - 30 Apr	AirAsia X
23 Apr - 26 Apr	AirAsia X
22 Apr - 27 Apr	AirAsia X
22 Apr - 26 Apr	AirAsia X
24 Apr - 25 Apr	AirAsia X
16 Apr - 26 Apr	AirAsia X
09 Apr - 18 Apr	AirAsia X
27 Apr - 01 May	AirAsia X
24 Apr - 03 May	AirAsia X
22 Apr - 01 May	AirAsia X
23 Apr - 03 May	AirAsia X
25 Apr - 07 May	AirAsia
18 Apr - 10 May	Jin Air	direct
16 Apr - 16 May	Scoot
27 Apr - 01 May	Jin Air	direct
28 Apr - 05 May	Scoot
23 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 123€

Return flights