Cheapest return flights from Bangkok to Seoul in April from $215

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

Return flights

20 Apr - 28 Apr Thai AirAsia X direct
18 Apr - 25 Apr Thai AirAsia X direct
19 Apr - 26 Apr Thai AirAsia X direct
18 Apr - 19 Apr Thai AirAsia X direct
30 Apr - 10 May Thai AirAsia X direct
24 Apr - 03 May Thai AirAsia X direct
05 Apr - 26 Apr Thai AirAsia X direct
03 Apr - 19 Apr Thai AirAsia X direct
01 Apr - 06 Apr Thai AirAsia X direct
28 Apr - 04 May Thai AirAsia X direct
17 Apr - 28 Apr Thai AirAsia X direct
18 Apr - 28 Apr Thai AirAsia X direct
17 Apr - 27 Apr Thai AirAsia X direct
19 Apr - 02 May Thai AirAsia X direct
26 Apr - 05 May Thai AirAsia X direct
30 Apr - 07 May Thai AirAsia X direct
27 Apr - 01 May Thai AirAsia X direct
25 Apr - 09 May Thai AirAsia
25 Apr - 08 May Thai AirAsia
20 Apr - 25 May Thai AirAsia

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

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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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