Cheapest return flights from Newark to San Jose in March from 359€

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

Return flights

24 Mar - 16 Apr United
30 Mar - 22 Apr Frontier Airlines
24 Mar - 07 Apr Frontier Airlines
24 Mar - 16 Apr United direct
23 Mar - 07 Apr Spirit Airlines
22 Mar - 26 Mar United
30 Mar - 08 Apr Frontier Airlines
23 Mar - 08 Apr Spirit Airlines
25 Mar - 01 Apr United
23 Mar - 26 Mar United
22 Mar - 03 Apr United
23 Mar - 01 Apr Spirit Airlines
22 Mar - 26 Mar United direct
23 Mar - 26 Mar United direct
24 Mar - 27 Mar Spirit Airlines
24 Mar - 31 Mar Spirit Airlines
22 Mar - 28 Mar United direct
23 Mar - 28 Mar United direct
24 Mar - 24 Mar Spirit Airlines
25 Mar - 30 Mar United direct

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

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