Cheapest return flights from Seoul to Kota Kinabalu in September from $147

Best time to book flights for Seoul (ICN) to Kota Kinabalu (BKI) flights at AirHint

AirHint found the following cheapest return flights from Seoul (ICN) to Kota Kinabalu (BKI) in September 2025 (see full year).

Return flights

10 Sep - 21 Sep AirAsia X
09 Sep - 21 Sep AirAsia X
10 Sep - 21 Sep AirAsia direct
04 Sep - 21 Sep AirAsia direct
10 Sep - 29 Sep AirAsia X
09 Sep - 29 Sep AirAsia X
03 Sep - 21 Sep AirAsia direct
12 Sep - 21 Sep AirAsia direct
17 Sep - 21 Sep AirAsia direct
25 Sep - 14 Oct AirAsia direct
10 Sep - 12 Sep AirAsia X
30 Sep - 07 Oct Royal Brunei
25 Sep - 15 Oct AirAsia direct
25 Sep - 05 Oct AirAsia direct
17 Sep - 05 Oct AirAsia direct
29 Sep - 14 Oct AirAsia direct
27 Sep - 14 Oct AirAsia direct
16 Sep - 05 Oct AirAsia direct
17 Sep - 04 Oct AirAsia direct
25 Sep - 04 Oct AirAsia direct

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

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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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