Cheapest return flights from Seoul to Bangkok in May from 132€

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

Return flights

11 May - 15 May Thai AirAsia X direct
11 May - 15 May Vietnam Airlines
16 May - 22 May Thai AirAsia X direct
14 May - 20 May Thai AirAsia X direct
15 May - 18 May Thai AirAsia X direct
30 May - 05 Jun Thai AirAsia X direct
27 May - 02 Jun Thai AirAsia X direct
11 May - 18 May Thai AirAsia X direct
13 May - 16 May Vietnam Airlines
13 May - 16 May Thai AirAsia X direct
04 May - 08 May Vietnam Airlines
13 May - 26 May Vietnam Airlines
29 May - 01 Jun Thai AirAsia X direct
19 May - 01 Jun Vietnam Airlines
28 May - 01 Jun Vietnam Airlines
23 May - 01 Jun Vietnam Airlines
30 May - 02 Jun Vietnam Airlines
29 May - 03 Jun Vietnam Airlines
29 May - 02 Jun Vietnam Airlines
28 May - 04 Jun Vietnam Airlines

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