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

Return flights

04 Dec - 17 Dec	Iberia
05 Dec - 12 Dec	China Eastern
11 Dec - 30 Dec	easyJet
05 Dec - 13 Dec	China Eastern
02 Dec - 09 Dec	easyJet
01 Dec - 07 Dec	Air China
06 Dec - 11 Dec	Air China
06 Dec - 12 Dec	Air China
08 Dec - 13 Dec	Air China
08 Dec - 15 Dec	Air China
24 Dec - 14 Jan	LOT
27 Dec - 12 Jan	LOT
06 Dec - 06 Jan	easyJet
07 Dec - 06 Jan	easyJet
25 Dec - 14 Jan	KLM
25 Dec - 18 Jan	LOT
25 Dec - 13 Jan	LOT
09 Dec - 04 Jan	TAP
26 Dec - 11 Jan	LOT
25 Dec - 12 Jan	LOT

Also check the deals for one-way flights from Geneva 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 Geneva to Seoul in December from $543

Return flights