How long is the flight from San Antonio to Port of Spain?

Departing from San Antonio to Port of Spain will take you 7h 31m. There are 2722 mi between San Antonio and Port of Spain. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from San Antonio to Port of Spain round-trip?

Flying on American Airlines is currently your cheapest option to Port of Spain, with prices starting at $524. Another option worth looking into is United Airlines, starting at $542 round trip. These flights start at 21% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Port of Spain ranges from 1.2 - 9.8 inches per month. June is typically the wettest month, when rainfall can reach 9.8 in. March is typically the driest time to visit Port of Spain when rainfall is around 1.2 in.

If weather is an important factor for your trip to Port of Spain, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Most accurate provider : When it comes to deals on San Antonio-Port of Spain flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-Port of Spain flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Antonio-Port of Spain flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on San Antonio-Port of Spain flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Port of Spain flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from San Antonio 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 San Antonio to Port of Spain.

Can I find deals for business class flights from San Antonio to Port of Spain?

Yes. Cheapflights offers flight deals from San Antonio 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.

$243+ Cheap Flights from San Antonio to Port of Spain

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Find flight deals from San Antonio to Port of Spain

Cheapest flights from San Antonio to Port of Spain
Explore the most affordable flight options available from San Antonio to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Wed 10/295:30 amSAT - POS

1 stop16h 53mUnited Airlines

Mon 11/31:30 amPOS - SAT

1 stop15h 59mUnited Airlines

Deal found 10/29

$555

Thu 12/49:55 amSAT - POS

1 stop12h 28mUnited Airlines

Mon 12/81:30 amPOS - SAT

1 stop11h 21mUnited Airlines

Deal found 10/27

$599

Sun 12/145:20 amSAT - POS

1 stop16h 39mAmerican Airlines

Thu 12/186:02 amPOS - SAT

1 stop19h 24mAmerican Airlines

Deal found 10/27

$630

Wed 11/268:33 pmSAT - POS

2 stops21h 27mMultiple Airlines

Wed 12/39:10 amPOS - SAT

3 stops30h 08mMultiple Airlines

Deal found 10/27

$648

Mon 11/105:30 amSAT - POS

1 stop16h 53mUnited Airlines

Thu 11/131:30 amPOS - SAT

1 stop15h 59mUnited Airlines

Deal found 10/27

$665

Thu 12/45:20 amSAT - POS

1 stop16h 39mAmerican Airlines

Tue 12/97:10 amPOS - SAT

1 stop18h 49mAmerican Airlines

Deal found 10/27

$692

Best flights from San Antonio to Port of Spain
Discover carefully curated flight deals from San Antonio to Port of Spain that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

Sun 4/195:29 amSAT - POS

1 stop7h 31mAmerican Airlines

Sat 4/253:10 pmPOS - SAT

1 stop8h 57mAmerican Airlines

Deal found 10/28

$555

Thu 4/212:24 pmSAT - POS

1 stop9h 59mUnited Airlines

Tue 4/712:30 amPOS - SAT

1 stop11h 18mUnited Airlines

Deal found 10/29

$555

Sun 12/149:55 amSAT - POS

1 stop12h 28mUnited Airlines

Wed 12/171:30 amPOS - SAT

1 stop11h 10mUnited Airlines

Deal found 10/27

$555

Thu 12/45:39 pmSAT - POS

2 stops19h 54mAmerican Airlines

Tue 12/97:10 amPOS - SAT

1 stop18h 49mAmerican Airlines

Deal found 10/27

$559

Wed 11/267:05 amSAT - POS

2 stops15h 18mUnited Airlines

Tue 12/21:30 amPOS - SAT

2 stops17h 07mUnited Airlines

Deal found 10/27

$559

Wed 11/265:23 amSAT - POS

1 stop8h 07mAmerican Airlines

Wed 12/34:33 pmPOS - SAT

2 stops19h 01mAmerican Airlines

Deal found 10/27

$559

Thu 4/166:06 pmSAT - POS

2 stops18h 54mAmerican Airlines

Wed 4/223:10 pmPOS - SAT

2 stops21h 08mAmerican Airlines

Deal found 10/28

$559

Thu 12/47:00 amSAT - POS

2 stops15h 23mUnited Airlines

Mon 12/81:30 amPOS - SAT

1 stop18h 17mUnited Airlines

Deal found 10/27

$603

Last-minute flights from San Antonio to Port of Spain
Discover last-minute flight deals from San Antonio to Port of Spain. Data last updated October 29, 2025 and is based on user searches.

Wed 10/295:30 amSAT - POS

1 stop16h 53mUnited Airlines

Mon 11/31:30 amPOS - SAT

1 stop15h 59mUnited Airlines

Deal found 10/29

$555

Wed 10/298:37 pmSAT - POS

3 stops26h 33mMultiple Airlines

Tue 11/43:35 pmPOS - SAT

3 stops28h 57mMultiple Airlines

Deal found 10/29

$1,272

Mon 11/105:30 amSAT - POS

1 stop16h 53mUnited Airlines

Thu 11/131:30 amPOS - SAT

1 stop15h 59mUnited Airlines

Deal found 10/27

$665

Wed 11/268:33 pmSAT - POS

2 stops21h 27mMultiple Airlines

Wed 12/39:10 amPOS - SAT

3 stops30h 08mMultiple Airlines

Deal found 10/27

$648

One-way flights from San Antonio to Port of Spain
Search for one-way flight options from San Antonio to Port of Spain. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Sat 11/156:05 pmSAT - POS

3 stops46h 50mMultiple Airlines

Deal found 10/27

$243

Sat 11/155:23 amSAT - POS

1 stop16h 16mAmerican Airlines

Deal found 10/27

$251

Wed 11/197:05 amSAT - POS

2 stops15h 18mUnited Airlines

Deal found 10/29

$306

Cheap flight deals from San Antonio to Port of Spain

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$555 (American Airlines)
One-way from	$243 (Kiwi.com)
Popular in	February
Cheapest in	May
Average price	$554

Provider with most accurate pricing for San Antonio-Port of Spain Piarco Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for San Antonio-Port of Spain Piarco Intl flights.

Search Deals

From San Antonio to Port of Spain Piarco Intl

Search Deals

One-way flight from San Antonio to Port of Spain Piarco Intl

Search Deals

Highest demand for flights based on searches. 24% potential increase in price ($217 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 10% potential price decrease ($61 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Antonio to Port of Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Sun 4/19

5:29 am-2:00 pm

1 stop7h 31m

Port of Spain Piarco Intl

Sat 4/25

3:10 pm-11:07 pm

1 stop8h 57m

$555

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Thu 4/2

12:24 pm-11:23 pm

1 stop9h 59m

Port of Spain Piarco Intl

Tue 4/7

12:30 am-10:48 am

1 stop11h 18m

$555

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Sun 12/14

9:55 am-12:23 am

1 stop12h 28m

Port of Spain Piarco Intl

Wed 12/17

1:30 am-10:40 am

1 stop11h 10m

$555

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Thu 12/4

5:39 pm-3:33 pm

2 stops19h 54m

Port of Spain Piarco Intl

Tue 12/9

7:10 am-11:59 pm

1 stop18h 49m

$559

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Wed 11/26

7:05 am-12:23 am

2 stops15h 18m

Port of Spain Piarco Intl

Tue 12/2

1:30 am-4:37 pm

2 stops17h 07m

$559

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Wed 11/26

5:23 am-3:30 pm

1 stop8h 07m

Port of Spain Piarco Intl

Wed 12/3

4:33 pm-9:34 am

2 stops19h 01m

$559

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Thu 4/16

6:06 pm-2:00 pm

2 stops18h 54m

Port of Spain Piarco Intl

Wed 4/22

3:10 pm-11:18 am

2 stops21h 08m

$559

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Thu 12/4

7:00 am-12:23 am

2 stops15h 23m

Port of Spain Piarco Intl

Mon 12/8

1:30 am-5:47 pm

1 stop18h 17m

$603

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Sat 11/15

6:05 pm-6:55 pm

3 stops46h 50m

$243

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Sat 11/15

5:23 am-11:39 pm

1 stop16h 16m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 11 results

Compare providers for flights from San Antonio to Port of Spain

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Port of Spain in October.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on San Antonio-Port of Spain flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Antonio-Port of Spain flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Antonio-Port of Spain flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on San Antonio-Port of Spain flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Port of Spain flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Antonio to Port of Spain

Have a flexible travel schedule? Discover the best time to fly to Port of Spain from San Antonio 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 San Antonio to Port of Spain

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

Currently, March is the cheapest month in which you can book a flight from San Antonio to Port of Spain (average of $323). Flying from San Antonio to Port of Spain in December is currently the most expensive (average of $640). 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 SAT to POS?

When flying from San Antonio to Port of Spain, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 27% versus a flight in the morning.

Reviews of airlines servicing Port of Spain

Read reviews from past customers who have flown United Airlines and American Airlines from San Antonio to Port of Spain. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,999 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

8,999 reviews

United Airlines

7.4

Good

8,999 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

American Airlines

7.2

Good

11,032 reviews

United Airlines

7.4

Good

8,999 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

How long is the flight from San Antonio to Port of Spain?
Departing from San Antonio to Port of Spain will take you 7h 31m. There are 2722 mi between San Antonio and Port of Spain. Both multi-stop and nonstop flights can be found to your destination and back.
What are the cheapest airlines flying from San Antonio to Port of Spain round-trip?
Flying on American Airlines is currently your cheapest option to Port of Spain, with prices starting at $524. Another option worth looking into is United Airlines, starting at $542 round trip. These flights start at 21% lower than the current average price 3 months from now.
Can I find deals for flights from San Antonio to Port of Spain that include hotel bookings?
Yes. In addition to deals on San Antonio to Port of Spain flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Antonio 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 San Antonio to Port of Spain.
Can I find deals for business class flights from San Antonio to Port of Spain?
Yes. Cheapflights offers flight deals from San Antonio 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 San Antonio to Port of Spain?
Currently, March is the cheapest month in which you can book a flight from San Antonio to Port of Spain (average of $323). Flying from San Antonio to Port of Spain in December is currently the most expensive (average of $640). 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

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Top 2 airlines flying from San Antonio to Port of Spain

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$524	Average$589	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$542	Average$615	FlexibilityNo cancel fee	On-time69%

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$243+ Cheap flights from San Antonio (SAT) 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from San Antonio to Port of Spain with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from San Antonio to Port of Spain

Cheapest flights from San Antonio to Port of SpainExplore the most affordable flight options available from San Antonio to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Explore the most affordable flight options available from San Antonio to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Cheap flight deals from San Antonio to Port of Spain

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from San Antonio to Port of Spain that are best for you.

Compare providers for flights from San Antonio to Port of Spain

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Port of Spain in October.

Best time to book a flight from San Antonio to Port of Spain

Have a flexible travel schedule? Discover the best time to fly to Port of Spain from San Antonio with our price prediction graph.

Cheapflights Insights

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

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

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

Reviews of airlines servicing Port of Spain

Read reviews from past customers who have flown United Airlines and American Airlines from San Antonio to Port of Spain. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from San Antonio 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.

How long is the flight from San Antonio to Port of Spain?

What are the cheapest airlines flying from San Antonio to Port of Spain round-trip?

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

How can I find direct flights from San Antonio to Port of Spain?

Can I find deals for business class flights from San Antonio to Port of Spain?

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

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 San Antonio to Port of Spain

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from San Antonio to Port of Spain

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Cheapest flights from San Antonio to Port of Spain
Explore the most affordable flight options available from San Antonio to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.