AirHint found the following cheapest return flights from Houston (HOU) to Port-of-spain (POS) in September 2025 (see full year).
Return flights
| 24 Sep - 04 Oct | Spirit Airlines | ||
| 17 Sep - 21 Sep | Frontier Airlines | ||
| 26 Sep - 04 Oct | Frontier Airlines | ||
| 20 Sep - 27 Sep | Spirit Airlines | ||
| 24 Sep - 04 Oct | United | direct | |
| 26 Sep - 04 Oct | United | direct |
Also check the deals for one-way flights from Houston to Port-of-spain 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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