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

Return flights

29 Dec - 10 Jan	United
29 Dec - 07 Jan	United
28 Dec - 10 Jan	United
22 Dec - 07 Jan	United
13 Dec - 30 Dec	United
29 Dec - 06 Jan	United
13 Dec - 31 Dec	United
27 Dec - 14 Jan	United
16 Dec - 06 Jan	United
24 Dec - 16 Jan	United
05 Dec - 20 Dec	United
25 Dec - 15 Jan	United
26 Dec - 09 Jan	United
19 Dec - 26 Dec	United

Also check the deals for one-way flights from Zurich 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.

Book a cheap hotel in San Jose

Cheap car rent in San Jose

Cheapest return flights from Zurich to San Jose in December from $872

Return flights