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

Return flights

19 Sep - 22 Sep	Spirit Airlines
02 Sep - 06 Sep	Spirit Airlines
12 Sep - 16 Sep	Spirit Airlines
07 Sep - 11 Sep	Spirit Airlines
07 Sep - 12 Sep	Spirit Airlines
01 Sep - 15 Sep	United
08 Sep - 22 Sep	United
09 Sep - 23 Sep	United
04 Sep - 18 Sep	United
15 Sep - 29 Sep	United
30 Sep - 14 Oct	United
24 Sep - 08 Oct	United
23 Sep - 07 Oct	United
21 Sep - 05 Oct	United
20 Sep - 04 Oct	United
26 Sep - 10 Oct	United
18 Sep - 02 Oct	United
25 Sep - 09 Oct	United
22 Sep - 06 Oct	United
28 Sep - 12 Oct	United	direct

Also check the deals for one-way flights from Houston 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 Houston to Nassau in September from $410

Return flights