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

Return flights

28 Jan - 06 Feb	AirAsia X
26 Jan - 06 Feb	AirAsia X
27 Jan - 06 Feb	AirAsia X
25 Jan - 06 Feb	AirAsia X
21 Jan - 06 Feb	AirAsia X
25 Jan - 26 Jan	AirAsia X
28 Jan - 02 Feb	AirAsia X
28 Jan - 01 Feb	AirAsia X
28 Jan - 08 Feb	AirAsia X
28 Jan - 04 Feb	AirAsia X
26 Jan - 02 Feb	AirAsia X
21 Jan - 26 Jan	AirAsia X
21 Jan - 23 Jan	AirAsia X
28 Jan - 29 Jan	AirAsia X
26 Jan - 29 Jan	AirAsia X
26 Jan - 27 Jan	AirAsia X
27 Jan - 29 Jan	AirAsia X
25 Jan - 29 Jan	AirAsia X
25 Jan - 27 Jan	AirAsia X
23 Jan - 26 Jan	AirAsia	direct

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 141€

Return flights