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

Return flights

28 Jul - 11 Aug	jetBlue	direct
04 Jul - 11 Jul	jetBlue	direct
07 Jul - 14 Jul	Frontier Airlines	direct
23 Jul - 30 Jul	jetBlue	direct
05 Jul - 09 Jul	Delta	direct
04 Jul - 07 Jul	Delta	direct
05 Jul - 11 Jul	Delta	direct
14 Jul - 20 Jul	Delta	direct
24 Jul - 28 Jul	Delta	direct
24 Jul - 31 Jul	Delta	direct
24 Jul - 29 Jul	Delta	direct
28 Jul - 12 Aug	Delta	direct
24 Jul - 02 Aug	Delta	direct
23 Jul - 02 Aug	Delta	direct
23 Jul - 03 Aug	Delta	direct
31 Jul - 06 Aug	Delta	direct
31 Jul - 03 Aug	Delta	direct
30 Jul - 08 Aug	Delta	direct

Also check the deals for one-way flights from New York to San Juan 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 Juan in July from 218€

Return flights