Cheapest one-way flights from New York to San Juan in September from $103

Best time to book flights for New York (JFK) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest one-way flights from New York (JFK) to San Juan (SJU) in September 2025 (see full year).

One-Way flights

22 Sep Delta direct
18 Sep Delta direct
23 Sep Delta direct
24 Sep Delta direct
17 Sep Delta direct
20 Sep Delta direct
08 Sep Delta direct
01 Sep jetBlue direct
30 Sep Delta direct
29 Sep Delta direct

Also check the deals for return flights from New York to San Juan 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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