Cheapest return flights from New York to San Jose in September from 124€

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

Return flights

03 Sep - 13 Sep Avianca
08 Sep - 13 Sep Avianca
02 Sep - 13 Sep Avianca
25 Sep - 04 Oct Avianca
04 Sep - 11 Sep Avianca
10 Sep - 13 Sep Avianca
08 Sep - 25 Sep Avianca
04 Sep - 08 Sep Avianca
11 Sep - 14 Sep jetBlue direct
20 Sep - 28 Sep Avianca
04 Sep - 14 Sep Avianca
19 Sep - 13 Oct Avianca
26 Sep - 10 Oct Avianca
10 Sep - 01 Oct Avianca
17 Sep - 01 Oct Avianca
23 Sep - 07 Oct Avianca
24 Sep - 08 Oct Avianca
29 Sep - 06 Oct Avianca
30 Sep - 14 Oct Avianca
08 Sep - 01 Oct Avianca

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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