Cheapest return flights from Bangkok to Seoul in September from $212

AirHint found the following cheapest return flights from Bangkok (DMK) to Seoul (ICN) in September 2026 (see full year).

Return flights

30 Sep - 06 Oct Thai Lion Air direct
10 Sep - 14 Sep Thai AirAsia
07 Sep - 12 Sep Thai AirAsia
07 Sep - 11 Sep Thai AirAsia
07 Sep - 14 Sep Thai AirAsia
08 Sep - 12 Sep Thai AirAsia
16 Sep - 21 Sep Thai AirAsia direct
05 Sep - 12 Sep Thai AirAsia
05 Sep - 08 Sep Thai AirAsia
04 Sep - 08 Sep Thai AirAsia
14 Sep - 18 Sep Thai AirAsia
21 Sep - 23 Oct Thai AirAsia
14 Sep - 24 Oct Thai AirAsia
25 Sep - 03 Oct Thai AirAsia direct
21 Sep - 23 Oct Thai AirAsia direct
26 Sep - 03 Oct Thai AirAsia direct
28 Sep - 05 Oct Thai AirAsia
28 Sep - 05 Oct Thai AirAsia direct
27 Sep - 11 Oct Thai AirAsia

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

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