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

Return flights

26 Jan - 01 Feb	HK Express
27 Jan - 01 Feb	HK Express
10 Jan - 14 Jan	HK Express
10 Jan - 14 Jan	AirAsia	direct
26 Jan - 30 Jan	HK Express
07 Jan - 14 Jan	HK Express
10 Jan - 12 Jan	AirAsia	direct
06 Jan - 13 Jan	AirAsia	direct
24 Jan - 31 Jan	AirAsia	direct
26 Jan - 31 Jan	HK Express
31 Jan - 04 Feb	HK Express
29 Jan - 03 Feb	HK Express
07 Jan - 10 Jan	AirAsia	direct
19 Jan - 24 Jan	HK Express
29 Jan - 03 Feb	AirAsia	direct
31 Jan - 06 Feb	HK Express
30 Jan - 04 Feb	AirAsia	direct
27 Jan - 01 Feb	AirAsia	direct
31 Jan - 04 Feb	AirAsia	direct
26 Jan - 01 Feb	Jeju Air	direct

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

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Kota Kinabalu to Seoul in January from $311

Return flights