Cheapest return flights from Bangkok to Seoul in April from $178

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

Return flights

26 Apr - 27 Apr Thai AirAsia X direct
26 Apr - 30 Apr Thai AirAsia X direct
26 Apr - 28 Apr Thai AirAsia X direct
28 Apr - 30 Apr Thai AirAsia X direct
25 Apr - 27 Apr Thai AirAsia X direct
25 Apr - 30 Apr Thai AirAsia X direct
25 Apr - 26 Apr Thai AirAsia X direct
25 Apr - 28 Apr Thai AirAsia X direct
23 Apr - 27 Apr Thai AirAsia X direct
23 Apr - 30 Apr Thai AirAsia X direct
28 Apr - 18 May Thai AirAsia X direct
28 Apr - 17 May Thai AirAsia X direct
26 Apr - 11 May Thai AirAsia X direct
26 Apr - 13 May Thai AirAsia X direct
26 Apr - 14 May Thai AirAsia X direct
28 Apr - 11 May Thai AirAsia X direct
28 Apr - 13 May Thai AirAsia X direct
28 Apr - 14 May Thai AirAsia X direct
25 Apr - 13 May Thai AirAsia X direct
25 Apr - 14 May Thai AirAsia X direct

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

Skyscanner

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.