AirHint found the following cheapest return flights from New York (JFK) to San Juan (SJU) in May 2026 (see full year).

Return flights

06 May - 13 May	jetBlue	direct
04 May - 09 May	Delta	direct
06 May - 09 May	Delta	direct
06 May - 08 May	Delta	direct
03 May - 06 May	Delta	direct
29 May - 04 Jun	jetBlue
03 May - 05 May	jetBlue	direct
01 May - 11 May	jetBlue	direct
13 May - 16 May	Delta	direct
23 May - 28 May	Delta	direct
28 May - 03 Jun	Delta	direct
14 May - 18 May	jetBlue

Also check the deals for one-way flights from New York to San Juan 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 Juan in May from 154€

Return flights