Cheapest return flights from Bangkok to Seoul in May from 150€

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

Return flights

27 May - 31 May Thai AirAsia X direct
08 May - 14 May Thai AirAsia X direct
17 May - 24 May Thai AirAsia X direct
04 May - 13 May Thai AirAsia X direct
10 May - 17 May Thai AirAsia X direct
13 May - 20 May Thai AirAsia X direct
23 May - 28 May VietJet Air
26 May - 31 May HK Express
14 May - 17 May Hong Kong Airlines
11 May - 18 May Hong Kong Airlines
26 May - 09 Jun Thai VietJet Air
27 May - 03 Jun Vietnam Airlines
28 May - 03 Jun Vietnam Airlines
29 May - 05 Jun Vietnam Airlines
30 May - 01 Jun Vietnam Airlines
30 May - 02 Jun Vietnam Airlines
30 May - 04 Jun Vietnam Airlines
28 May - 01 Jun Vietnam Airlines
28 May - 02 Jun Vietnam Airlines
28 May - 04 Jun Vietnam Airlines

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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