Cheapest return flights from Newark to San Jose in December from $502

Best time to book flights for Newark (EWR) to San Jose (SJO) flights at AirHint

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

Return flights

06 Dec - 13 Dec American Airlines
07 Dec - 17 Dec Air Canada
26 Dec - 02 Jan Air Canada
26 Dec - 03 Jan Air Canada
26 Dec - 31 Dec Air Canada
29 Dec - 05 Jan Air Canada
20 Dec - 03 Jan Air Canada
18 Dec - 31 Dec Air Canada
15 Dec - 30 Dec Air Canada

Also check the deals for one-way flights from Newark to San Jose in December.

Skyscanner

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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