Cheapest return flights from New York to San Juan in September from 246€

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

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

Return flights

27 Sep - 29 Sep Delta direct
01 Sep - 11 Sep Delta direct
01 Sep - 05 Sep Delta direct
18 Sep - 23 Sep Delta direct
25 Sep - 29 Sep Delta direct
07 Sep - 17 Sep Delta direct
22 Sep - 29 Sep Delta direct
02 Sep - 11 Sep Delta direct
24 Sep - 30 Sep United direct
08 Sep - 12 Sep United direct
30 Sep - 04 Oct jetBlue
29 Sep - 06 Oct Delta direct
30 Sep - 04 Oct United 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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