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

04 May - 10 May Vietnam Airlines
05 May - 10 May Vietnam Airlines
18 May - 31 May Vietnam Airlines
17 May - 23 May Thai AirAsia X direct
17 May - 20 May Thai AirAsia X direct
17 May - 06 Jun Thai AirAsia X direct
11 May - 15 May Thai AirAsia X direct
13 May - 15 May Thai AirAsia X direct
13 May - 23 May Thai AirAsia X direct
13 May - 16 May Thai AirAsia X direct
13 May - 20 May Thai AirAsia X direct
28 May - 13 Jun Thai AirAsia X direct
23 May - 13 Jun Thai AirAsia X direct
30 May - 20 Jun Thai AirAsia X direct
30 May - 13 Jun Thai AirAsia X direct
27 May - 13 Jun Thai AirAsia X direct
28 May - 08 Jun Thai AirAsia X direct
28 May - 06 Jun Thai AirAsia X direct
28 May - 12 Jun Thai AirAsia X direct
28 May - 15 Jun Thai AirAsia X direct

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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