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

Return flights

02 Dec - 13 Dec	Lufthansa
04 Dec - 11 Dec	Lufthansa
06 Dec - 17 Dec	Lufthansa
06 Dec - 15 Dec	Lufthansa
11 Dec - 18 Dec	China Eastern
07 Dec - 15 Dec	Lufthansa
10 Dec - 16 Dec	Air India
09 Dec - 14 Jan	Lufthansa
02 Dec - 31 Dec	Etihad Airways
31 Dec - 28 Jan	Air India
10 Dec - 22 Dec	Finnair
14 Dec - 07 Jan	T'way Air	direct
10 Dec - 08 Jan	Finnair
17 Dec - 07 Jan	T'way Air	direct
06 Dec - 17 Dec	T'way Air	direct
16 Dec - 09 Jan	Lufthansa
17 Dec - 14 Jan	T'way Air	direct
29 Dec - 30 Jan	Finnair
22 Dec - 14 Jan	T'way Air	direct
24 Dec - 11 Jan	Finnair

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 $625

Return flights