Cheapest return flights from Bangkok to Seoul in September from 165€

Best time to book flights for Bangkok (BKK) to Seoul (ICN) flights at AirHint

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

Return flights

18 Sep - 22 Sep Eastar Jet direct
03 Sep - 08 Sep Eastar Jet direct
03 Sep - 15 Sep Eastar Jet direct
03 Sep - 22 Sep Eastar Jet direct
05 Sep - 08 Sep Eastar Jet direct
05 Sep - 15 Sep Eastar Jet direct
05 Sep - 22 Sep Eastar Jet direct
25 Sep - 11 Oct Eastar Jet direct
25 Sep - 12 Oct Eastar Jet direct
25 Sep - 13 Oct Eastar Jet direct
05 Sep - 18 Sep Eastar Jet direct
05 Sep - 25 Sep Eastar Jet direct
05 Sep - 17 Sep Eastar Jet direct
21 Sep - 11 Oct Thai AirAsia X direct
25 Sep - 15 Oct Eastar Jet direct
25 Sep - 16 Oct Eastar Jet direct
20 Sep - 11 Oct Eastar Jet direct
25 Sep - 09 Oct Eastar Jet direct
25 Sep - 10 Oct Eastar Jet direct
18 Sep - 09 Oct Eastar Jet direct

Also check the deals for one-way 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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