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

Return flights

12 Dec - 12 Jan	easyJet
12 Dec - 11 Jan	easyJet
11 Dec - 09 Jan	easyJet
12 Dec - 07 Jan	easyJet
15 Dec - 30 Dec	United
06 Dec - 30 Jan	United
12 Dec - 06 Jan	easyJet
31 Dec - 11 Jan	United
12 Dec - 08 Jan	United
11 Dec - 08 Jan	United
12 Dec - 28 Dec	easyJet
04 Dec - 31 Dec	SWISS
27 Dec - 10 Jan	Aer Lingus
13 Dec - 28 Dec	Vueling Airlines
12 Dec - 27 Dec	easyJet
10 Dec - 31 Dec	United
12 Dec - 26 Dec	easyJet
09 Dec - 26 Dec	easyJet
24 Dec - 31 Dec	United
18 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 724€

Return flights