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

Return flights

16 May - 21 May	AirAsia
10 May - 15 May	AirAsia
11 May - 18 May	AirAsia
07 May - 11 May	AirAsia
07 May - 14 May	AirAsia
13 May - 18 May	AirAsia
17 May - 23 May	AirAsia
18 May - 22 May	AirAsia
23 May - 28 May	Philippines AirAsia Inc.
21 May - 31 May	AirAsia	direct
29 May - 03 Jun	Jeju Air
29 May - 03 Jun	AirAsia	direct

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

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 May from 126€

Return flights