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

Return flights

24 Aug - 27 Aug	AirAsia	direct
26 Aug - 30 Aug	AirAsia	direct
23 Aug - 30 Aug	AirAsia	direct
15 Aug - 30 Aug	AirAsia	direct
15 Aug - 21 Aug	AirAsia	direct
15 Aug - 15 Aug	AirAsia	direct
04 Aug - 04 Aug	AirAsia	direct
04 Aug - 14 Aug	AirAsia	direct
04 Aug - 10 Aug	AirAsia	direct
04 Aug - 13 Aug	AirAsia	direct

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

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 August from 278€

Return flights