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

Return flights

28 Jul - 15 Aug	Avianca
28 Jul - 04 Aug	Avianca
29 Jul - 03 Aug	Avianca
31 Jul - 03 Aug	Avianca
04 Jul - 09 Jul	Frontier Airlines
24 Jul - 27 Jul	Avianca
04 Jul - 08 Jul	Frontier Airlines
16 Jul - 17 Aug	Avianca
30 Jul - 20 Aug	Avianca
16 Jul - 06 Aug	Avianca
15 Jul - 15 Aug	Avianca
04 Jul - 06 Jul	Frontier Airlines
05 Jul - 13 Jul	Frontier Airlines
30 Jul - 04 Aug	Avianca
05 Jul - 09 Jul	Frontier Airlines
23 Jul - 28 Jul	American Airlines
26 Jul - 02 Aug	Avianca
18 Jul - 20 Jul	Avianca
11 Jul - 15 Jul	Frontier Airlines
18 Jul - 21 Jul	Avianca

Also check the deals for one-way flights from New York to San Jose in July.

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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Cheapest return flights from New York to San Jose in July from $286

Return flights