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

Return flights

10 Dec - 22 Jan	Scandinavian Airlines
09 Dec - 23 Jan	Scandinavian Airlines
06 Dec - 09 Dec	TAP
10 Dec - 23 Jan	FrenchBee
11 Dec - 17 Dec	SWISS
09 Dec - 18 Jan	Scandinavian Airlines
07 Dec - 14 Dec	TAP
11 Dec - 14 Dec	Brussels Airlines	direct
30 Dec - 10 Jan	FrenchBee
30 Dec - 06 Jan	FrenchBee
15 Dec - 23 Jan	Spirit Airlines
17 Dec - 11 Jan	Air Canada
29 Dec - 07 Jan	Lufthansa
10 Dec - 17 Dec	FrenchBee
16 Dec - 13 Jan	Spirit Airlines
12 Dec - 14 Dec	Scandinavian Airlines
11 Dec - 24 Dec	LOT
14 Dec - 23 Dec	LOT
09 Dec - 30 Dec	Icelandair
25 Dec - 30 Dec	LOT

Also check the deals for one-way flights from Newark 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 Newark to Geneva in December from 508€

Return flights