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

Return flights

16 Sep - 19 Sep	Air China
08 Sep - 16 Sep	Air China
07 Sep - 11 Sep	Air China
09 Sep - 13 Sep	Air China
02 Sep - 07 Sep	Air China
08 Sep - 20 Sep	Air China
02 Sep - 05 Sep	Air China
02 Sep - 12 Sep	Air China
02 Sep - 08 Sep	Air China
02 Sep - 14 Sep	Air China
09 Sep - 15 Oct	Air China
10 Sep - 15 Oct	Air China
09 Sep - 14 Oct	Air China
20 Sep - 04 Oct	Air China
23 Sep - 14 Oct	Japan Airlines
24 Sep - 01 Oct	Japan Airlines
08 Sep - 15 Oct	Japan Airlines
26 Sep - 05 Oct	Japan Airlines
28 Sep - 05 Oct	Japan Airlines
25 Sep - 01 Oct	Japan Airlines

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.

Book a cheap hotel in Paris

Cheap car rent in Paris

Cheapest return flights from Seoul to Paris in September from 551€

Return flights