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

Return flights

28 Aug - 02 Sep	Jin Air
21 Aug - 02 Sep	Jin Air
25 Aug - 02 Sep	Jin Air
28 Aug - 02 Sep	Jin Air	direct
28 Aug - 12 Sep	Jin Air	direct
28 Aug - 09 Sep	Jin Air
21 Aug - 02 Sep	Jin Air	direct
25 Aug - 02 Sep	Jin Air	direct
25 Aug - 12 Sep	Jin Air	direct
22 Aug - 02 Sep	Jin Air
21 Aug - 22 Aug	Jin Air
21 Aug - 28 Aug	Jin Air
21 Aug - 23 Aug	Jin Air
25 Aug - 28 Aug	Jin Air
21 Aug - 26 Aug	Jin Air
25 Aug - 26 Aug	Jin Air
28 Aug - 31 Aug	Jin Air	direct
21 Aug - 31 Aug	Jin Air	direct
21 Aug - 26 Aug	Jin Air	direct
25 Aug - 31 Aug	Jin Air	direct

Also check the deals for one-way flights from Kota Kinabalu to Seoul 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 Kota Kinabalu to Seoul in August from $188

Return flights