Cheapest one-way flights from Seoul to Bangkok in September from 63€

AirHint found the following cheapest one-way flights from Seoul (ICN) to Bangkok (BKK) in September 2025 (see full year).

One-Way flights

17 Sep Vietnam Airlines
15 Sep Thai AirAsia X direct
20 Sep Vietnam Airlines
18 Sep Vietnam Airlines
03 Sep Thai AirAsia X direct
17 Sep Thai AirAsia X direct
09 Sep Vietnam Airlines
14 Sep Thai AirAsia X direct
21 Sep Jeju Air direct
06 Sep Vietnam Airlines

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

Skyscanner

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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