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

Return flights

14 Apr - 23 Apr	AirAsia
28 Apr - 05 May	AirAsia
28 Apr - 14 May	AirAsia
25 Apr - 05 May	AirAsia
25 Apr - 14 May	AirAsia
14 Apr - 05 May	AirAsia
14 Apr - 24 Apr	AirAsia
16 Apr - 23 Apr	AirAsia
17 Apr - 23 Apr	AirAsia
16 Apr - 05 May	AirAsia
27 Apr - 05 May	AirAsia
27 Apr - 14 May	AirAsia
17 Apr - 05 May	AirAsia
16 Apr - 24 Apr	AirAsia
14 Apr - 24 Apr	AirAsia	direct
14 Apr - 23 Apr	AirAsia	direct
17 Apr - 24 Apr	AirAsia
28 Apr - 05 May	AirAsia	direct
14 Apr - 22 Apr	AirAsia
14 Apr - 22 Apr	AirAsia	direct

Also check the deals for one-way flights from Kota Kinabalu to Seoul 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 Kota Kinabalu to Seoul in April from $168

Return flights