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

Return flights

15 Sep - 22 Sep	Lufthansa
15 Sep - 17 Sep	Lufthansa
02 Sep - 09 Sep	Lufthansa
14 Sep - 17 Sep	Lufthansa
01 Sep - 08 Sep	Lufthansa
14 Sep - 16 Sep	Lufthansa
14 Sep - 21 Sep	Lufthansa
08 Sep - 15 Sep	Lufthansa
09 Sep - 16 Sep	Lufthansa
09 Sep - 21 Sep	Lufthansa
30 Sep - 07 Oct	Finnair
28 Sep - 20 Oct	Finnair
30 Sep - 10 Oct	Finnair
15 Sep - 09 Oct	Finnair
01 Sep - 06 Oct	Finnair
29 Sep - 06 Oct	Vietnam Airlines
28 Sep - 05 Oct	Finnair
27 Sep - 04 Oct	Finnair
27 Sep - 05 Oct	Finnair
28 Sep - 02 Oct	Finnair

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

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 return flights from Seoul to Paris in September from 515€

Return flights