Cheapest one-way flights from New York to San Juan in September from 57€

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

One-Way flights

17 Sep jetBlue direct
06 Sep Spirit Airlines
20 Sep Spirit Airlines
18 Sep Delta direct
30 Sep Delta direct
22 Sep Delta direct
27 Sep Delta direct
28 Sep Delta direct
29 Sep Delta direct
24 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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