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

One-Way flights

05 Jul	Thai AirAsia X	direct
13 Jul	Thai AirAsia X	direct
06 Jul	Thai AirAsia X	direct
23 Jul	Thai AirAsia X	direct
11 Jul	Thai AirAsia X	direct
22 Jul	Thai AirAsia X	direct
15 Jul	Thai AirAsia X	direct
16 Jul	Thai AirAsia X	direct
21 Jul	Thai AirAsia X	direct
01 Jul	Thai AirAsia X	direct

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

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 Bangkok to Seoul in July from $219

One-Way flights