United Airlines
Star Alliance
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United States
George Bush Intercontinental Airport
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Trinidad & Tobago
Piarco International Airport
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Scan through all non-stop flights from Houston to Port of Spain. The full flight schedule below gives an overview of all non-stop flights from IAH to POS, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Port of Spain is a tropical destination known for its warm climate, with temperatures between 25°C and 30°C (77°F to 86°F) throughout the year. The area is characterized by high humidity and frequent rainfall.
Being located north of the equator, Port of Spain experiences its dry season from November to April, making this the perfect time to visit. In this period, you can expect mostly dry conditions, while the wet season will see days of rain. Humidity and temperatures are consistently high all year long.
Currently, there is only one airline operating non-stop flights from Houston IAH to Port of Spain POS, which is United Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their IAH POS flight schedule.
Flights from IAH to POS are operated 7 times a week, with an average of 1 flight per day. Departure times vary between 16:20 - 18:05. The earliest flight departs at 16:20, the last flight departs at 18:05. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from Houston to Port of Spain takes 5 hours and 20 minutes. The flight distance between Houston and Port of Spain is 2,561 miles (or 4,122 km).
There is 1 airport in Port of Spain: Piarco International Airport (POS).
There are 7 flights per week flying from Houston to Port of Spain (as of April 2026).
5 hours and 20 minutes is the average flight time from Houston to Port of Spain.
The distance from Houston to Port of Spain is 2,561 miles (4,122 kilometers).
United Airlines is the only airline flying nonstop from Houston to Port of Spain.
Star Alliance is currently the only alliance flying nonstop from Houston to Port of Spain.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Houston to Port of Spain:
The earliest flight departs at 16:20 from Houston and arrives at 23:40 at Port of Spain.
The latest flight departs at 18:05 from Houston and arrives at 00:25 at Port of Spain.
2,561 miles (4,122 km) · 5h 20m
16:49
23:23
United Airlines
Star Alliance
UA 2353
United Airlines
Boeing 737 MAX 8
Y
W
J
F
16:49
23:23
United Airlines
Star Alliance
UA 2353
United Airlines
Boeing 737 MAX 8
Y
W
J
F
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