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

Return flights

02 Sep - 16 Sep	Transavia France
17 Sep - 22 Oct	Lufthansa
05 Sep - 14 Sep	easyJet
16 Sep - 16 Oct	SWISS
09 Sep - 16 Sep	Wizz Air Malta
01 Sep - 16 Sep	Wizz Air Malta
23 Sep - 07 Oct	China Eastern
04 Sep - 16 Sep	Wizz Air Malta
06 Sep - 16 Sep	Wizz Air Malta
29 Sep - 19 Oct	China Eastern
01 Sep - 14 Sep	easyJet
07 Sep - 12 Oct	Lufthansa
15 Sep - 21 Sep	Transavia France
01 Sep - 07 Sep	Air China
08 Sep - 24 Oct	Air China
08 Sep - 12 Oct	Air China
09 Sep - 17 Sep	Wizz Air Malta
15 Sep - 20 Oct	easyJet
21 Sep - 11 Oct	Air China
25 Sep - 14 Oct	Etihad Airways

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 502€

Return flights