Cheapest return flights from Newark to San Jose in August from $280

Best time to book flights for Newark (EWR) to San Jose (SJO) flights at AirHint

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

Return flights

05 Aug - 18 Aug Volaris El Salvador
16 Aug - 22 Aug Volaris El Salvador
20 Aug - 26 Aug American Airlines
12 Aug - 16 Aug American Airlines
11 Aug - 18 Aug American Airlines
29 Aug - 09 Sep American Airlines
04 Aug - 18 Aug Arajet
14 Aug - 27 Aug Volaris El Salvador
04 Aug - 25 Aug Arajet
27 Aug - 05 Sep Arajet
15 Aug - 01 Sep Spirit Airlines
05 Aug - 19 Aug Volaris El Salvador
05 Aug - 12 Aug American Airlines
23 Aug - 07 Sep Spirit Airlines
26 Aug - 08 Sep Spirit Airlines
28 Aug - 07 Sep Spirit Airlines
28 Aug - 08 Sep Spirit Airlines

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

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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