Cheapest return flights from New York to San Juan in September from $236

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

Return flights

16 Sep - 20 Sep jetBlue direct
01 Sep - 03 Sep Spirit Airlines
01 Sep - 02 Sep Spirit Airlines
01 Sep - 03 Sep Spirit Airlines direct
01 Sep - 02 Sep Spirit Airlines direct
08 Sep - 15 Sep Delta direct
03 Sep - 25 Sep Delta direct
01 Sep - 08 Sep Spirit Airlines
01 Sep - 05 Sep Spirit Airlines
08 Sep - 22 Sep Spirit Airlines direct
25 Sep - 02 Oct United
25 Sep - 03 Oct United direct

Also check the deals for one-way flights from New York to San Juan in September.

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