Airlines with direct flights
DIRECTBetween Port of Spain (POS) and Houston (IAH). List of carriers flying POS-IAH non-stop and which days of the week they operate.
A list of airlines that previously or once had non-stop flights between Port of Spain and Houston (POS-IAH)
Caribbean Airlines
One-stop options (1)
WITH 1 STOPSame-airline connections operating at least daily.
Monthly flight schedule: Port of Spain (POS) to Houston (IAH)
The monthly calendar shows all non-stop flights from Piarco Intl (POS) to G.Bush Intercontinentaal (IAH). Select a date to see every flight that day. The number in the top right corner on each day represents how many flights operate.
United Airlines
Flight schedule data was last updated on 2025-10-15.
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Other routes from Port of Spain (POS)
More direct destinations from Port of Spain to USA.
Route FAQ
Answers to common questions about the POS to IAH non-stop service.
How long is the flight from Port of Spain to Houston?
Non-stop flights take about 6 hours and 3 minutes gate-to-gate, covering roughly 4,145 km (2,576 miles).
How many direct flights operate daily between POS and IAH?
Expect roughly 1 direct departure per day on this route.
Which airlines fly non-stop from Port of Spain to Houston?
The route is currently operated by United Airlines with year-round non-stop services.
What time do the earliest flights leave Port of Spain?
The first departures typically leave around 00:30, which is ideal for morning meetings in Houston.
Which terminals service this route?
Arrivals typically use Terminal E.
POS - IAH information
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Distance4,145 km (2,576 miles)
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Flight time5 hours and 46 minutes
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Airlines
United -
AlliancesOne WorldSky TeamStar Alliance
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ClassesEconomyBusinessFirst Class
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United AircraftBoeing 737MAX 8 Passenger
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Arrival terminalTerminal E (United)
