Cheapest return flights from Seoul to Bangkok in May from $245

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

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

Return flights

29 May - 07 Jun Thai AirAsia X direct
25 May - 25 May Thai AirAsia X direct
18 May - 25 May Thai AirAsia X direct
18 May - 24 May Thai AirAsia X direct
18 May - 18 May Thai AirAsia X direct
19 May - 25 May Thai AirAsia X direct
19 May - 24 May Thai AirAsia X direct
21 May - 25 May Thai AirAsia X direct
21 May - 24 May Thai AirAsia X direct
17 May - 25 May Thai AirAsia X direct
17 May - 24 May Thai AirAsia X direct
25 May - 05 Jun Thai AirAsia X direct
25 May - 13 Jun Thai AirAsia X direct
25 May - 14 Jun Thai AirAsia X direct
18 May - 05 Jun Thai AirAsia X direct
26 May - 05 Jun Thai AirAsia X direct
26 May - 13 Jun Thai AirAsia X direct
26 May - 14 Jun Thai AirAsia X direct
19 May - 05 Jun Thai AirAsia X direct
27 May - 05 Jun Thai AirAsia X direct

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

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 Bangkok

Cheap car rent in Bangkok