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

Return flights

16 Sep - 30 Sep	American Airlines
10 Sep - 12 Sep	American Airlines
26 Sep - 30 Sep	American Airlines
20 Sep - 24 Sep	American Airlines
10 Sep - 16 Sep	American Airlines
15 Sep - 20 Sep	American Airlines
15 Sep - 19 Sep	American Airlines
12 Sep - 16 Sep	American Airlines
26 Sep - 04 Oct	American Airlines
28 Sep - 01 Oct	American Airlines
24 Sep - 29 Sep	jetBlue
26 Sep - 29 Sep	Air Canada
28 Sep - 05 Oct	jetBlue
29 Sep - 05 Oct	jetBlue
29 Sep - 09 Oct	Delta
29 Sep - 12 Oct	Delta

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