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

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

Return flights

23 Dec - 20 Jan Thai AirAsia X direct
31 Dec - 30 Jan Thai AirAsia X direct
24 Dec - 07 Jan Thai AirAsia X direct
31 Dec - 05 Jan Thai AirAsia X
24 Dec - 26 Dec Thai AirAsia X direct
26 Dec - 11 Jan Thai AirAsia X direct
23 Dec - 28 Dec Thai AirAsia X direct
25 Dec - 30 Dec Thai AirAsia X direct
24 Dec - 06 Jan Thai AirAsia
25 Dec - 29 Dec Thai AirAsia X direct
26 Dec - 28 Dec Thai AirAsia X direct
23 Dec - 30 Dec Thai AirAsia X
24 Dec - 09 Jan Thai AirAsia X direct
25 Dec - 06 Jan Thai AirAsia
29 Dec - 06 Jan Thai AirAsia
23 Dec - 27 Dec Thai AirAsia X direct
26 Dec - 06 Jan Thai AirAsia
24 Dec - 29 Dec Thai AirAsia X direct
28 Dec - 31 Dec Thai AirAsia X direct
26 Dec - 29 Dec Thai AirAsia X

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

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