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Port of Spain

$217+ Cheap flights from Houston to Port of Spain (POS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — POS
Apr 29 — May 61
Wed 4/29
Wed 5/6
1 adult, Economy
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Cheap flight deals from Houston to Port of Spain

Cheapest flights from Houston to Port of Spain
Explore the most affordable flight options available from Houston to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 30, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/89:17 pm
IAH
-
POS
1 stop20h 38m
Multiple Airlines
Mon 6/299:10 am
POS
-
IAH
1 stop27h 24m
Multiple Airlines
Deal found 3/28$461
This Kiwi.com deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:17 pm
IAH
-
POS
1 stop20h 38m
Multiple Airlines
Tue 6/99:10 am
POS
-
IAH
2 stops14h 38m
Multiple Airlines
Deal found 3/29$483
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/178:50 pm
IAH
-
POS
1 stop21h 05m
Multiple Airlines
Sun 5/109:10 am
POS
-
IAH
1 stop24h 08m
Multiple Airlines
Deal found 3/26$484
This Kiwi.com deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:29 am
IAH
-
POS
1 stop10h 31m
Multiple Airlines
Tue 5/199:10 am
POS
-
IAH
2 stops38h 40m
Multiple Airlines
Deal found 3/30$502
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 pm
IAH
-
POS
1 stop23h 55m
Multiple Airlines
Wed 5/69:10 am
POS
-
IAH
1 stop24h 08m
Multiple Airlines
Deal found 3/26$512
This Kiwi.com deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 pm
IAH
-
POS
1 stop23h 55m
Multiple Airlines
Wed 6/109:10 am
POS
-
IAH
1 stop27h 24m
Multiple Airlines
Deal found 3/27$514
This Kiwi.com deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/168:40 pm
IAH
-
POS
1 stop21h 15m
Multiple Airlines
Sun 5/109:10 am
POS
-
IAH
1 stop24h 08m
Multiple Airlines
Deal found 3/26$515
This Kiwi.com deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 pm
IAH
-
POS
1 stop23h 55m
Multiple Airlines
Wed 4/299:10 am
POS
-
IAH
1 stop24h 13m
Multiple Airlines
Deal found 3/29$520
This American Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/134:19 pm
HOU
-
POS
2 stops21h 13m
American Airlines
Wed 8/263:25 pm
POS
-
HOU
2 stops18h 34m
American Airlines
Deal found 3/28$654
This American Airlines deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:19 pm
HOU
-
POS
2 stops21h 13m
American Airlines
Tue 5/193:47 pm
POS
-
HOU
2 stops18h 39m
American Airlines
Deal found 3/30$684
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/254:18 pm
HOU
-
POS
2 stops21h 14m
American Airlines
Sat 5/23:47 pm
POS
-
HOU
2 stops21h 25m
American Airlines
Deal found 3/26$694
This American Airlines deal was found by Cheapflights users on 3/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:18 pm
HOU
-
POS
2 stops21h 14m
American Airlines
Wed 4/293:47 pm
POS
-
HOU
2 stops18h 39m
American Airlines
Deal found 3/29$699

Find flight deals from Houston to Port of Spain

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Port of Spain (POS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 30, 2026.

Round-trip from

$461
(Kiwi.com)

One-way from

$177
(Kiwi.com)

Popular in

April

Cheapest in

January

Average price

$585
From Houston to Port of Spain Piarco Intl
Search Deals
One-way flight from Houston to Port of Spain Piarco Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($140 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Port of Spain that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 30, 2026.
Use the filters below to find and compare flights from Houston to Port of Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Thu 4/16

8:40 pm-6:55 pm

1 stop21h 15m

Port of Spain Piarco Intl

Sun 5/10

9:10 am-8:18 am

1 stop24h 08m

$515
Quickest round-trip

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Wed 5/6

4:49 pm-11:23 pm

Nonstop5h 34m

Port of Spain Piarco Intl

Tue 8/18

12:30 am-5:14 am

Nonstop5h 44m

$635

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Thu 7/2

4:49 pm-11:23 pm

Nonstop5h 34m

Port of Spain Piarco Intl

Sun 7/12

12:30 am-5:19 am

Nonstop5h 49m

$635

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Mon 6/8

4:49 pm-11:23 pm

Nonstop5h 34m

Port of Spain Piarco Intl

Sun 6/28

12:30 am-5:19 am

Nonstop5h 49m

$635

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Mon 9/21

4:49 pm-11:23 pm

Nonstop5h 34m

Port of Spain Piarco Intl

Sun 9/27

12:30 am-5:16 am

Nonstop5h 46m

$635

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Tue 6/16

4:49 pm-11:23 pm

Nonstop5h 34m

Port of Spain Piarco Intl

Mon 6/22

12:30 am-5:19 am

Nonstop5h 49m

$635

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Wed 4/29

4:49 pm-11:23 pm

Nonstop5h 34m

Port of Spain Piarco Intl

Tue 6/9

12:30 am-5:19 am

Nonstop5h 49m

$635

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Thu 5/14

9:17 pm-6:55 pm

1 stop20h 38m

Port of Spain Piarco Intl

Thu 5/21

9:10 am-1:25 pm

1 stop29h 15m

$638

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Thu 7/9

1:46 pm-12:50 am

1 stop10h 04m

Port of Spain Piarco Intl

Sun 7/19

12:30 am-5:19 am

Nonstop5h 49m

$640

HoustonPort of Spain

IAH - POS

IAHPOS

Houston George Bush Intcntl

Thu 7/9

1:46 pm-12:50 am

1 stop10h 04m

Port of Spain Piarco Intl

Wed 7/15

12:30 am-5:19 am

Nonstop5h 49m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 37 resultsSorted by cheapest first
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Best time to book a flight from Houston to Port of Spain

Have a flexible travel schedule? Discover the best time to fly to Port of Spain from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to Port of Spain

What is the cheapest month to book a flight from Houston to Port of Spain?

Currently, January is the cheapest month in which you can book a flight from Houston to Port of Spain (average of $543). Flying from Houston to Port of Spain in September is currently the most expensive (average of $587). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to POS?

Find hourly flight availability from Houston to Port of Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 30, 2026.

When flying from Houston to Port of Spain, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Houston to Port of Spain?

Reviews of airlines servicing Port of Spain

Get insights into the airlines that provide service to Port of Spain. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Port of Spain. Reviews last updated March 30, 2026.
Get a feel of what it's like to fly with United Airlines and American Airlines from Houston to Port of Spain by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,514 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,514 reviews
United Airlines
7.4
Good
9,514 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,530 reviews
United Airlines
7.4
Good
9,514 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Entertainment

7.1

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Houston to Port of Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Port of Spain from Houston?

    Most people fly into Port of Spain Piarco Intl (POS) if they book a flight to Port of Spain from Houston. On average, Piarco Intl has 0 inbound flights from Houston per day from 2 airlines. Port of Spain Piarco Intl is conveniently located just 12.6 mi from Port of Spain’s city center.

  • How long is the flight from Houston to Port of Spain?

    There are many flights that can get you from Houston to Port of Spain in 5h 34m. Fly via United Airlines or American Airlines to get the fastest option. The distance from Houston to Port of Spain is about 2561 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Houston to Port of Spain round-trip?

    According to our current data, United Airlines ($544), and American Airlines ($558) offers the cheapest pricing from Houston to Port of Spain. You may be able to fly from Houston to Port of Spain for 28% less than the average price by searching for these airlines.

  • Can I find deals for flights from Houston to Port of Spain that include hotel bookings?

    Yes. In addition to deals on Houston to Port of Spain flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Port of Spain?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Port of Spain.

  • Can I find deals for business class flights from Houston to Port of Spain?

    Yes. Cheapflights offers flight deals from Houston to Port of Spain by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to Port of Spain?

    Currently, January is the cheapest month in which you can book a flight from Houston to Port of Spain (average of $543). Flying from Houston to Port of Spain in September is currently the most expensive (average of $587). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Port of Spain

See prices for flight routes from nearby airports that may be better suited for you.
Austin to Port of Spain flights
George Bush Intcntl to Scarborough flights

Top 2 airlines flying from Houston to Port of Spain

Discover the top 2 airlines that operate flights from Houston to Port of Spain. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$543Average$668FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$558Average$824FlexibilityNo cancel feeOn-time71%

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