AirHint found the following cheapest return flights from Washington (IAD) to Port-of-spain (POS) in October 2025 (see full year).
Return flights
| 31 Oct - 07 Nov | Copa | ||
| 30 Oct - 05 Nov | Copa | ||
| 09 Oct - 12 Oct | Copa | ||
| 25 Oct - 28 Oct | United | ||
| 18 Oct - 26 Oct | United |
Also check the deals for one-way flights from Washington to Port-of-spain in October.
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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