AirHint found the following cheapest one-way flights from Seoul (ICN) to Bangkok (BKK) in June 2026 (see full year).

One-Way flights

04 Jun	Thai AirAsia X	direct
26 Jun	Thai AirAsia X	direct
28 Jun	Thai AirAsia X	direct
21 Jun	Thai AirAsia X	direct
19 Jun	Thai AirAsia X	direct
11 Jun	Thai AirAsia X	direct
13 Jun	Thai AirAsia X	direct
22 Jun	Thai AirAsia X	direct
05 Jun	Thai AirAsia X	direct
18 Jun	Thai AirAsia X	direct

Also check the deals for return flights from Seoul to Bangkok in June.

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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Cheapest one-way flights from Seoul to Bangkok in June from 74€

One-Way flights