Cheapest return flights from Bangkok to Seoul in September from 157€

AirHint found the following cheapest return flights from Bangkok (BKK) to Seoul (ICN) in September 2026 (see full year).

Return flights

23 Sep - 25 Sep Thai VietJet Air
03 Sep - 15 Sep Thai AirAsia X direct
11 Sep - 14 Sep Thai VietJet Air
11 Sep - 15 Sep Thai VietJet Air
20 Sep - 27 Sep Thai VietJet Air
11 Sep - 16 Sep Thai VietJet Air
05 Sep - 13 Sep Thai AirAsia X direct
07 Sep - 15 Sep Hong Kong Airlines
04 Sep - 12 Sep Hong Kong Airlines
07 Sep - 11 Sep Hong Kong Airlines
01 Sep - 13 Oct VietJet Air
01 Sep - 13 Oct Thai AirAsia X direct
27 Sep - 05 Oct Thai AirAsia X direct
27 Sep - 06 Oct Thai AirAsia X direct
27 Sep - 04 Oct Thai AirAsia X direct

Also check the deals for one-way flights from Bangkok to Seoul in September.

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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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