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

Return flights

18 Dec - 27 Dec	Air China
06 Dec - 11 Dec	Air France
15 Dec - 31 Dec	Lufthansa
09 Dec - 16 Dec	Lufthansa
17 Dec - 24 Dec	Etihad Airways
11 Dec - 19 Dec	Etihad Airways
27 Dec - 30 Dec	Etihad Airways
24 Dec - 31 Dec	Etihad Airways
19 Dec - 27 Dec	Etihad Airways
25 Dec - 27 Dec	Etihad Airways
19 Dec - 03 Jan	Turkish Airlines
27 Dec - 02 Jan	Etihad Airways
15 Dec - 15 Jan	Scandinavian Airlines

Also check the deals for one-way flights from Seoul to Geneva 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 Seoul to Geneva in December from $600

Return flights