AirHint found the following cheapest return flights from New York (LGA) to Nassau (NAS) in September 2025 (see full year).

Return flights

14 Sep - 17 Sep	American Airlines
20 Sep - 24 Sep	American Airlines
05 Sep - 13 Sep	American Airlines
13 Sep - 16 Sep	American Airlines
10 Sep - 16 Sep	American Airlines
11 Sep - 16 Sep	American Airlines
05 Sep - 07 Sep	American Airlines
04 Sep - 07 Sep	American Airlines
27 Sep - 11 Oct	United
19 Sep - 21 Sep	American Airlines
13 Sep - 18 Sep	jetBlue
28 Sep - 12 Oct	United
29 Sep - 01 Oct	Frontier Airlines

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

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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Cheapest return flights from New York to Nassau in September from $324

Return flights