Cheapest return flights from Newark to San Jose in September from 188€

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

Return flights

17 Sep - 22 Sep United direct
08 Sep - 22 Sep United direct
09 Sep - 23 Sep United direct
16 Sep - 16 Oct United direct
10 Sep - 17 Sep United
25 Sep - 29 Sep United
25 Sep - 01 Oct United
24 Sep - 29 Sep United
03 Sep - 17 Sep United
10 Sep - 24 Sep United
11 Sep - 25 Sep United
12 Sep - 26 Sep United
17 Sep - 01 Oct United
25 Sep - 09 Oct United
20 Sep - 04 Oct United
23 Sep - 07 Oct United
24 Sep - 08 Oct United
30 Sep - 14 Oct United
26 Sep - 10 Oct United direct
29 Sep - 16 Oct United

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

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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