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Cheapest one-way flights from Newark (EWR) to San Jose (SJO), December

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Dates, airline, and price
Dates	Airline	Price
01 Dec	Air Canada
02 Dec	Air Canada
15 Dec	Frontier Airlines
14 Dec	Air Canada
02 Dec	United Direct Flight
01 Dec	United Direct Flight
19 Dec	Porter Airlines (Canada) Ltd
26 Dec	Air Canada
22 Dec	Arajet
15 Dec	United Direct Flight

deals for return flights from Newark to San Jose in December.

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Updated Jul 19, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Newark (EWR) to San Jose (SJO), December

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