Cheapest one-way flights from Newark to San Jose in March from 70€

AirHint found the following cheapest one-way flights from Newark (EWR) to San Jose (SJO) in March 2026 (see full year).

One-Way flights

02 Mar United direct
24 Mar United direct
04 Mar Spirit Airlines
10 Mar Spirit Airlines
25 Mar Arajet
25 Mar United direct
04 Mar United direct
30 Mar Spirit Airlines
31 Mar Spirit Airlines
26 Mar Spirit Airlines

Also check the deals for return flights from Newark to San Jose in March.

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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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