Cheapest return flights from Seoul to Bangkok in May from 127€

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

Return flights

25 May - 29 May T'way Air direct
11 May - 14 May T'way Air direct
11 May - 21 May T'way Air direct
26 May - 29 May T'way Air direct
25 May - 28 May T'way Air direct
11 May - 15 May T'way Air direct
17 May - 27 May T'way Air direct
24 May - 29 May T'way Air direct
11 May - 16 May T'way Air direct
30 May - 06 Jun Vietnam Airlines
21 May - 25 May Vietnam Airlines
27 May - 05 Jun Thai AirAsia X direct
30 May - 06 Jun Thai AirAsia X direct
28 May - 04 Jun Vietnam Airlines
29 May - 05 Jun Vietnam Airlines
29 May - 04 Jun Vietnam Airlines
06 May - 10 Jun Vietnam Airlines
29 May - 03 Jun Vietnam Airlines
04 May - 08 Jun Vietnam Airlines
05 May - 09 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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