Cheapest return flights from Bangkok to Seoul in April from 161€

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

Return flights

24 Apr - 09 May Thai AirAsia X
23 Apr - 12 May Thai AirAsia X direct
25 Apr - 12 May Thai AirAsia X direct
26 Apr - 12 May Thai AirAsia X direct
28 Apr - 12 May Thai AirAsia X direct
26 Apr - 15 May Thai AirAsia X direct
26 Apr - 13 May Thai AirAsia X direct
26 Apr - 16 May Thai AirAsia X direct
28 Apr - 15 May Thai AirAsia X direct
28 Apr - 13 May Thai AirAsia X direct
23 Apr - 25 Apr Thai AirAsia X direct
23 Apr - 24 Apr Thai AirAsia X direct
23 Apr - 30 Apr Thai AirAsia X direct
25 Apr - 30 Apr Thai AirAsia X direct
26 Apr - 30 Apr Thai AirAsia X direct
28 Apr - 30 Apr Thai AirAsia X direct
18 Apr - 23 Apr Vietnam Airlines
05 Apr - 09 Apr Vietnam Airlines
19 Apr - 21 Apr Thai AirAsia X direct
19 Apr - 25 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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