$259 Cheap Flights from Houston (IAH) to Port of Spain (POS)

View $259 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)

Cheap Flights from Houston to Port of Spain (IAH-POS)

Prices were available within the past 7 days and start at $259 for one-way flights and $544 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Dec 4 - Thu, Jan 15
IAH
Houston
POS
Trinidad
$544 Roundtrip, just found
$544
Roundtrip
just found
Select United flight, departing Thu, Dec 4 from Houston to Trinidad, returning Thu, Jan 15, priced at $544 just found
United
Mon, Jan 5 - Mon, Jan 12
IAH
Houston
POS
Trinidad
$549 Roundtrip, found 16 hours ago
$549
Roundtrip
found 16 hours ago
Select United flight, departing Mon, Jan 5 from Houston to Trinidad, returning Mon, Jan 12, priced at $549 found 16 hours ago
JetBlue Airways
Tue, Nov 4 - Tue, Nov 11
IAH
Houston
POS
Trinidad
$554 Roundtrip, found 15 hours ago
$554
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Tue, Nov 4 from Houston to Trinidad, returning Tue, Nov 11, priced at $554 found 15 hours ago
American Airlines
Thu, Dec 4 - Thu, Jan 15
IAH
Houston
POS
Trinidad
$559 Roundtrip, just found
$559
Roundtrip
just found
Select American Airlines flight, departing Thu, Dec 4 from Houston to Trinidad, returning Thu, Jan 15, priced at $559 just found
American Airlines
Wed, Nov 26 - Tue, Dec 2
IAH
Houston
POS
Trinidad
$563 Roundtrip, found 4 hours ago
$563
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Nov 26 from Houston to Trinidad, returning Tue, Dec 2, priced at $563 found 4 hours ago
United
Sat, Dec 6 - Wed, Dec 10
IAH
Houston
POS
Trinidad
$564 Roundtrip, found 3 hours ago
$564
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Dec 6 from Houston to Trinidad, returning Wed, Dec 10, priced at $564 found 3 hours ago
United
Thu, Feb 19 - Sun, Mar 1
IAH
Houston
POS
Trinidad
$569 Roundtrip, found 12 hours ago
$569
Roundtrip
found 12 hours ago
Select United flight, departing Thu, Feb 19 from Houston to Trinidad, returning Sun, Mar 1, priced at $569 found 12 hours ago
American Airlines
Wed, Nov 12 - Thu, Nov 27
IAH
Houston
POS
Trinidad
$570 Roundtrip, found 15 hours ago
$570
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Wed, Nov 12 from Houston to Trinidad, returning Thu, Nov 27, priced at $570 found 15 hours ago
Air Canada
Mon, Jan 12 - Wed, Jan 21
IAH
Houston
POS
Trinidad
$723 Roundtrip, just found
$723
Roundtrip
just found
Select Air Canada flight, departing Mon, Jan 12 from Houston to Trinidad, returning Wed, Jan 21, priced at $723 just found
Copa
Fri, Dec 5 - Sun, Dec 7
IAH
Houston
POS
Trinidad
$975 Roundtrip, found 2 hours ago
$975
Roundtrip
found 2 hours ago
Select Copa flight, departing Fri, Dec 5 from Houston to Trinidad, returning Sun, Dec 7, priced at $975 found 2 hours ago

Find the cheapest month to fly from Houston (IAH) to Piarco (POS)

September is typically the cheapest month to fly

From $506 - $879 per traveler.

Alternative airports near Piarco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Piarco Intl. POS. Cheapest option available. Flights from $723
POS
Piarco Intl.
Cheapest
Flights from $723

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS) cost?
Get a cheap one-way flight from $259 or cheap return flight from $544 from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
Planning your trip for December may help you find better deals, as it's the cheapest month for flights between IAH and POS. You'll usually find the lowest fares during off-peak months.
Which airlines fly direct from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
Take a direct flight with United Airlines and fly straight from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS).
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from IAH to POS. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
On average, there is just 1 nonstop flight leaving from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS) per day. If this doesn't fit your plans, consider flights with a layover. Just customize your search on Expedia to include one stop or more to discover the next best option.
What are the most popular departure times for flights from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
Flights between IAH and POS are their busiest at 5 PM. For a quieter trip and potentially cheaper prices, choose a time when demand is lower.
What day of the week has the most flights from IAH to POS?
If you fly on a Saturday, you'll get the biggest range of choices for flights from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS).
What is the earliest flight from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
Take the earliest flight at around 5:03PM UTC-6, departing from George Bush Intercontinental Airport (IAH). You'll be flying for about 5h 20m, arriving at Piarco Intl. Airport (POS) at approximately 12:23AM UTC-4.
How long does it take to fly from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
It usually takes 5 hours and 20 minutes to fly the 2,600 mi from IAH to POS.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
To arrive at Piarco Intl. Airport (POS) without delays, choose a flight that leaves from George Bush Intercontinental Airport (IAH) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Port of Spain from George Bush Intercontinental Airport (IAH)?
Piarco Intl. Airport (POS) is the only airport in Port of Spain with direct flights from George Bush Intercontinental Airport (IAH). Compare the options and find affordable fares on Expedia.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS) last-minute?
Booking your ticket from IAH to POS right before your journey is typically more expensive. But if you're flexible with your travel times and dates, you could grab a cheap last-minute fare.
Is it cheaper to book an IAH to POS flight and hotel package?
Securing an IAH to POS flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our impressive range of accommodations and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Piarco Intl. Airport (POS)?
Generally, it's possible to cancel or reschedule your IAH to POS flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Piarco Intl.
Airlines serving
Air Canada, American Airlines, Copa, JetBlue Airways, United
Roundtrip price
$544
Distance
2562 mi
Average flight time
4 hours 35 mins

Book with confidence

Houston to Port of Spain Flights

The cheapest times to fly from Houston to Port of Spain

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Port of Spain are during the month of December. You can find some of the cheapest flights from Houston to Port of Spain with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Port of Spain

Sunday is one of the best days to book for cheap flights from Houston to Port of Spain: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Port of Spain

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Port of Spain in 2025. You can also book with separate airlines for your outbound and return journeys, from $259 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Port of Spain flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Port of Spain airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to Port of Spain Flights

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*Available to One Key members.