Cheapest return flights from Bangkok to Seoul in May from $213

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

Return flights

20 May - 25 May Thai AirAsia X direct
12 May - 15 May Thai AirAsia X direct
12 May - 20 May Thai AirAsia X direct
14 May - 21 May Thai AirAsia X direct
13 May - 20 May Thai AirAsia X direct
26 May - 31 May Thai AirAsia
04 May - 11 May Thai AirAsia X direct
11 May - 18 May Thai AirAsia X direct
11 May - 17 May Thai AirAsia X direct
19 May - 24 May Thai AirAsia X direct
29 May - 03 Jun Thai AirAsia X direct
30 May - 03 Jun Thai AirAsia X direct
27 May - 03 Jun Thai AirAsia X direct
05 May - 03 Jun Thai AirAsia X direct
22 May - 05 Jun Cebu Pacific

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

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