Cheapest return flights from Bangkok to Seoul in May from $203

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

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

Return flights

24 May - 26 May Thai AirAsia X
26 May - 02 Jun Thai AirAsia X direct
23 May - 30 May Hong Kong Airlines
24 May - 26 May Thai AirAsia X direct
22 May - 29 May Thai AirAsia X
23 May - 30 May Thai AirAsia X direct
26 May - 14 Jun Thai AirAsia X direct
27 May - 14 Jun Thai AirAsia X direct
26 May - 28 May Thai AirAsia X direct
27 May - 29 May Thai AirAsia X direct
27 May - 28 May Thai AirAsia X direct
23 May - 29 May Thai AirAsia X direct
23 May - 25 May Thai AirAsia X direct
26 May - 12 Jun Thai AirAsia X direct
26 May - 13 Jun Thai AirAsia X direct
26 May - 10 Jun Thai AirAsia X direct
27 May - 12 Jun Thai AirAsia X direct
27 May - 13 Jun Thai AirAsia X direct
27 May - 10 Jun Thai AirAsia X direct
27 May - 17 Jun Thai AirAsia X direct

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

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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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