Cheapest return flights from Bangkok to Seoul in September from $201

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

Return flights

14 Sep - 16 Sep Thai AirAsia direct
18 Sep - 25 Sep Thai AirAsia direct
04 Sep - 08 Sep Thai AirAsia direct
07 Sep - 15 Sep Thai AirAsia direct
05 Sep - 06 Sep Thai AirAsia direct
15 Sep - 22 Sep Thai AirAsia direct
20 Sep - 22 Sep Thai AirAsia direct
12 Sep - 14 Sep Thai AirAsia direct
03 Sep - 07 Sep Thai AirAsia direct
22 Sep - 25 Sep Thai AirAsia direct
30 Sep - 07 Oct Thai AirAsia direct
30 Sep - 08 Oct Thai AirAsia direct
30 Sep - 03 Oct Thai AirAsia direct
11 Sep - 12 Oct Thai AirAsia
28 Sep - 02 Oct Thai AirAsia direct
25 Sep - 02 Oct Thai AirAsia

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