Cheapest return flights from Bangkok to Seoul in April from $196

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

Return flights

20 Apr - 26 Apr Thai AirAsia X direct
16 Apr - 27 Apr Thai AirAsia X direct
19 Apr - 27 Apr Thai AirAsia X direct
16 Apr - 29 Apr Thai AirAsia X direct
19 Apr - 29 Apr Thai AirAsia X direct
17 Apr - 27 Apr Thai AirAsia X direct
17 Apr - 29 Apr Thai AirAsia X direct
16 Apr - 25 Apr Thai AirAsia X direct
16 Apr - 28 Apr Thai AirAsia X direct
16 Apr - 23 Apr Thai AirAsia X direct
28 Apr - 17 May Thai AirAsia X direct
29 Apr - 17 May Thai AirAsia X direct
28 Apr - 15 May Thai AirAsia X direct
25 Apr - 15 May Thai AirAsia X direct
29 Apr - 15 May Thai AirAsia X direct
26 Apr - 15 May Thai AirAsia X direct
27 Apr - 17 May Thai AirAsia X direct
28 Apr - 12 May Thai AirAsia X direct
28 Apr - 13 May Thai AirAsia X direct
28 Apr - 14 May 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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