Cheapest one-way flights from Bangkok to Seoul in September from $93

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

One-Way flights

05 Sep Thai AirAsia X direct
19 Sep Thai AirAsia X direct
12 Sep Thai AirAsia X direct
26 Sep Thai AirAsia X direct
04 Sep Jin Air direct
06 Sep Jin Air direct
24 Sep Jin Air direct
11 Sep Jin Air direct
02 Sep Jin Air direct
30 Sep VietJet Air

Also check the deals for return flights from Bangkok to Seoul 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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