AirHint found the following cheapest return flights from New York (NYC) to San Jose (SJO) in May 2026 (see full year).

Return flights

06 May - 13 May	United
18 May - 28 May	Avianca
07 May - 13 May	United
20 May - 27 May	Avianca
27 May - 03 Jun	United
05 May - 11 May	United
25 May - 29 May	Avianca
06 May - 13 May	United	direct
06 May - 12 May	American Airlines
08 May - 14 May	United	direct
27 May - 01 Jun	Avianca
04 May - 16 May	Spirit Airlines
27 May - 02 Jun	Spirit Airlines
13 May - 02 Jun	Spirit Airlines
13 May - 03 Jun	Spirit Airlines
12 May - 02 Jun	Spirit Airlines
31 May - 08 Jun	Avianca
16 May - 02 Jun	Spirit Airlines
16 May - 03 Jun	Spirit Airlines
20 May - 03 Jun	Spirit Airlines

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

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 May from $212

Return flights