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

Return flights

28 Sep - 15 Oct	Thai AirAsia
28 Sep - 10 Oct	Thai AirAsia
28 Sep - 16 Oct	Thai AirAsia
28 Sep - 11 Oct	Thai AirAsia
28 Sep - 14 Oct	Thai AirAsia
02 Sep - 05 Sep	Thai AirAsia
02 Sep - 11 Sep	Thai AirAsia
02 Sep - 09 Sep	Thai AirAsia
06 Sep - 11 Sep	Thai AirAsia
06 Sep - 09 Sep	Thai AirAsia
08 Sep - 11 Sep	AirAsia
05 Sep - 11 Sep	AirAsia
05 Sep - 09 Sep	AirAsia
07 Sep - 11 Sep	Thai AirAsia
07 Sep - 09 Sep	Thai AirAsia
28 Sep - 19 Oct	Thai AirAsia
28 Sep - 07 Oct	Thai AirAsia
17 Sep - 08 Oct	AirAsia
28 Sep - 06 Oct	Thai AirAsia
18 Sep - 07 Oct	AirAsia

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

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 Krabi to Seoul in September from $279

Return flights