Cheapest return flights from New York (LGA) to San Juan (SJU), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
15 Sep 16 Sep American Airlines
16 Sep 16 Sep American Airlines
15 Sep 25 Sep American Airlines
15 Sep 22 Sep United
22 Sep 30 Sep American Airlines
17 Sep 23 Sep American Airlines
23 Sep 29 Sep United
16 Sep 19 Sep United
17 Sep 22 Sep American Airlines
15 Sep 18 Sep American Airlines
28 Sep 05 Oct United
01 Sep 01 Oct United
23 Sep 02 Oct Frontier Airlines
18 Sep 27 Oct jetBlue
27 Sep 05 Oct jetBlue
24 Sep 05 Oct Frontier Airlines
29 Sep 03 Oct jetBlue
22 Sep 06 Oct jetBlue
28 Sep 03 Oct jetBlue
18 Sep 26 Oct jetBlue
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deals for one-way flights from New York to San Juan in September.

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Updated Aug 25, 2026.

About these fares

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