Cheapest return flights from Newark (EWR) to San Jose (SJO), December

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
06 Dec 09 Dec United
Direct Flight
07 Dec 13 Dec United
Direct Flight
03 Dec 09 Dec United
Direct Flight
11 Dec 15 Dec United
Direct Flight
05 Dec 21 Dec United
06 Dec 10 Dec United
Direct Flight
04 Dec 06 Dec United
12 Dec 14 Dec Air Canada
14 Dec 21 Dec Air Canada
16 Dec 21 Dec Porter Airlines (Canada) Ltd
15 Dec 12 Jan Arajet
09 Dec 04 Jan United
Direct Flight
25 Dec 17 Jan Frontier Airlines
25 Dec 14 Jan Frontier Airlines
28 Dec 11 Jan United
28 Dec 07 Jan Arajet
31 Dec 04 Jan United
29 Dec 07 Jan Copa
27 Dec 07 Jan Frontier Airlines
27 Dec 06 Jan Frontier Airlines
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deals for one-way flights from Newark to San Jose in December.

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Updated Aug 25, 2026.

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