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

Return flights

03 Dec - 15 Dec	TAP
31 Dec - 14 Jan	SWISS
15 Dec - 30 Dec	United
11 Dec - 29 Dec	SWISS
31 Dec - 13 Jan	SWISS
31 Dec - 15 Jan	SWISS
12 Dec - 29 Dec	United
13 Dec - 29 Dec	United
30 Dec - 14 Jan	United
30 Dec - 13 Jan	United
30 Dec - 11 Jan	United
30 Dec - 12 Jan	United
24 Dec - 07 Jan	United
08 Dec - 18 Dec	KLM
29 Dec - 12 Jan	United
29 Dec - 15 Jan	United
13 Dec - 27 Dec	United
10 Dec - 31 Dec	United
14 Dec - 31 Dec	United
12 Dec - 31 Dec	United

Also check the deals for one-way flights from Geneva to San Jose 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 San Jose in December from $857

Return flights