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

Return flights

13 Sep - 13 Oct	Lufthansa
23 Sep - 14 Oct	Lufthansa
08 Sep - 15 Sep	Lufthansa
07 Sep - 15 Sep	Lufthansa
06 Sep - 15 Sep	Lufthansa
07 Sep - 16 Sep	Lufthansa
03 Sep - 17 Sep	Lufthansa
02 Sep - 17 Sep	Lufthansa
01 Sep - 15 Sep	Lufthansa
21 Sep - 10 Oct	Lufthansa
01 Sep - 09 Sep	Finnair
06 Sep - 30 Sep	Finnair
01 Sep - 16 Sep	Finnair
20 Sep - 04 Oct	Finnair
24 Sep - 05 Oct	Etihad Airways
02 Sep - 01 Oct	Etihad Airways
21 Sep - 04 Oct	Finnair
21 Sep - 02 Oct	Finnair
22 Sep - 07 Oct	Ryanair
12 Sep - 03 Oct	Vietnam Airlines

Also check the deals for one-way flights from Paris to Seoul 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 Paris to Seoul in September from $608

Return flights