Cheapest return flights from Bangkok to Seoul in April from $249

Best time to book flights for Bangkok (DMK) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (DMK) to Seoul (ICN) in April 2025 (see full year).

Return flights

22 Apr - 24 Apr Thai AirAsia X direct
22 Apr - 25 Apr Thai AirAsia X direct
27 Apr - 18 May Thai AirAsia X direct
29 Apr - 17 May Thai AirAsia X direct
29 Apr - 15 May Thai AirAsia X direct
29 Apr - 19 May Thai AirAsia X direct
29 Apr - 18 May Thai AirAsia X direct
26 Apr - 15 May Thai AirAsia X direct
25 Apr - 15 May Thai AirAsia X direct
27 Apr - 17 May Thai AirAsia X direct
27 Apr - 15 May Thai AirAsia X direct
25 Apr - 11 May Thai AirAsia X
18 Apr - 24 Apr Thai AirAsia X direct
18 Apr - 25 Apr Thai AirAsia X direct
23 Apr - 24 Apr Thai AirAsia X direct
23 Apr - 25 Apr Thai AirAsia X direct
08 Apr - 12 Apr Thai Lion Air
18 Apr - 21 Apr Thai AirAsia X direct
07 Apr - 24 Apr Thai AirAsia X direct
06 Apr - 24 Apr Thai AirAsia X direct

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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