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

Return flights

05 Dec - 11 Dec	Air China
01 Dec - 12 Dec	Air China
01 Dec - 05 Dec	Air China
10 Dec - 20 Dec	Air China
08 Dec - 14 Dec	Air China
01 Dec - 17 Dec	Air China
06 Dec - 19 Dec	Air China
01 Dec - 15 Dec	Air China
02 Dec - 13 Dec	Lufthansa
01 Dec - 04 Dec	Air China
28 Dec - 14 Jan	Air China
24 Dec - 14 Jan	Lufthansa
24 Dec - 13 Jan	Lufthansa
23 Dec - 14 Jan	Lufthansa
23 Dec - 13 Jan	Lufthansa
09 Dec - 03 Jan	Air China
27 Dec - 14 Jan	Air China
26 Dec - 14 Jan	Air China
30 Dec - 06 Jan	Air China
28 Dec - 09 Jan	Air China

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

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 December from 482€

Return flights