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

Return flights

14 Jan - 16 Jan	AirAsia X
21 Jan - 06 Feb	AirAsia X
22 Jan - 06 Feb	AirAsia X
16 Jan - 06 Feb	AirAsia X
13 Jan - 16 Jan	AirAsia	direct
16 Jan - 16 Jan	AirAsia	direct
26 Jan - 06 Feb	AirAsia	direct
28 Jan - 06 Feb	AirAsia	direct
24 Jan - 06 Feb	AirAsia	direct
22 Jan - 06 Feb	AirAsia	direct
18 Jan - 06 Feb	AirAsia	direct
21 Jan - 06 Feb	AirAsia	direct
21 Jan - 27 Jan	AirAsia X
21 Jan - 26 Jan	AirAsia X
22 Jan - 27 Jan	AirAsia X
22 Jan - 26 Jan	AirAsia X
16 Jan - 27 Jan	AirAsia X
16 Jan - 21 Jan	AirAsia X
16 Jan - 26 Jan	AirAsia X
21 Jan - 03 Feb	AirAsia X

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

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 January from $175

Return flights