Cheapest return flights from New York to San Jose in September from 142€

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

Return flights

07 Sep - 08 Sep Spirit Airlines
07 Sep - 17 Sep Spirit Airlines
07 Sep - 09 Sep Spirit Airlines
09 Sep - 17 Sep Spirit Airlines
08 Sep - 17 Sep Spirit Airlines
08 Sep - 09 Sep Spirit Airlines
05 Sep - 08 Sep Spirit Airlines
05 Sep - 17 Sep Spirit Airlines
05 Sep - 09 Sep Spirit Airlines
07 Sep - 16 Sep Spirit Airlines
17 Sep - 07 Oct Spirit Airlines
17 Sep - 01 Oct Spirit Airlines
10 Sep - 10 Oct Spirit Airlines
17 Sep - 06 Oct Spirit Airlines
30 Sep - 14 Oct Avianca
24 Sep - 01 Oct Avianca
18 Sep - 02 Oct United
17 Sep - 02 Oct Spirit Airlines
16 Sep - 01 Oct Spirit Airlines
23 Sep - 07 Oct United

Also check the deals for one-way flights from New York 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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