Cheapest return flights from New York to San Juan in September from $216

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

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

Return flights

17 Sep - 24 Sep jetBlue direct
22 Sep - 06 Oct jetBlue direct
25 Sep - 01 Oct jetBlue direct
02 Sep - 10 Sep jetBlue direct
18 Sep - 26 Sep Delta direct
16 Sep - 26 Sep jetBlue direct
18 Sep - 24 Sep jetBlue direct
21 Sep - 02 Oct jetBlue direct
26 Sep - 11 Oct jetBlue direct
02 Sep - 28 Sep Delta direct
03 Sep - 22 Sep Delta direct
25 Sep - 30 Sep jetBlue direct
20 Sep - 27 Sep Delta direct
25 Sep - 28 Sep Delta direct
28 Sep - 04 Oct Delta direct
24 Sep - 01 Oct Delta direct
28 Sep - 05 Oct Delta direct
24 Sep - 03 Oct Delta direct

Also check the deals for one-way 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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