Cheapest return flights from Newark to San Jose in December from 269€

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

Return flights

03 Dec - 06 Dec Spirit Airlines
03 Dec - 10 Dec Spirit Airlines
10 Dec - 13 Dec Spirit Airlines
10 Dec - 16 Dec Spirit Airlines
10 Dec - 17 Dec Spirit Airlines
08 Dec - 10 Dec Spirit Airlines
05 Dec - 12 Dec United direct
03 Dec - 13 Dec Spirit Airlines
10 Dec - 18 Dec Spirit Airlines
03 Dec - 16 Dec Spirit Airlines
31 Dec - 19 Jan Spirit Airlines
30 Dec - 19 Jan Spirit Airlines
31 Dec - 16 Jan Spirit Airlines
31 Dec - 18 Jan Spirit Airlines
30 Dec - 16 Jan Spirit Airlines
30 Dec - 18 Jan Spirit Airlines
31 Dec - 13 Jan Spirit Airlines
30 Dec - 13 Jan Spirit Airlines
28 Dec - 16 Jan Spirit Airlines
28 Dec - 18 Jan Spirit Airlines

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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