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

Return flights

07 Jan - 04 Feb	Lufthansa
09 Jan - 04 Feb	Lufthansa
15 Jan - 26 Feb	Lufthansa
10 Jan - 24 Jan	LOT
08 Jan - 23 Jan	Lufthansa
07 Jan - 21 Jan	Etihad Airways
12 Jan - 26 Jan	Etihad Airways
02 Jan - 16 Jan	Finnair
04 Jan - 18 Jan	Finnair
06 Jan - 20 Jan	Finnair
05 Jan - 19 Jan	Finnair
05 Jan - 11 Jan	Finnair
05 Jan - 14 Jan	Finnair
29 Jan - 01 Feb	Finnair
07 Jan - 04 Feb	Korean Air	direct
15 Jan - 26 Feb	Korean Air	direct
09 Jan - 04 Feb	T'way Air	direct
29 Jan - 01 Feb	Korean Air	direct

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

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 January from $657

Return flights