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Cheap flights from San Antonio to Port of Spain from $590

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Port of Spain departing on 4/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Antonio to Port of Spain

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:45 am - 11:23 pm
SAT
-
POS
10h 38m
1 stop
United Airlines Logo
12:30 am - 5:45 pm
POS
-
SAT
18h 15m
1 stop
$590United Airlines
Thu, Apr 30 - Wed, May 13
United Airlines Logo
6:49 am - 11:23 pm
SAT
-
POS
15h 34m
2 stops
United Airlines Logo
12:30 am - 4:09 pm
POS
-
SAT
16h 39m
2 stops
$594United Airlines
Tue, Apr 14 - Mon, Apr 20
United Airlines Logo
11:43 am - 11:23 pm
SAT
-
POS
10h 40m
1 stop
United Airlines Logo
12:30 am - 8:27 am
POS
-
SAT
8h 57m
1 stop
$610United Airlines
Thu, Jun 18 - Sat, Jun 20
American Airlines Logo
5:52 pm - 2:11 pm
SAT
-
POS
19h 19m
2 stops
American Airlines Logo
7:00 am - 12:02 am
POS
-
SAT
18h 02m
1 stop
$619American Airlines
Thu, Jun 18 - Sun, Jun 21
American Airlines Logo
5:42 pm - 2:32 pm
SAT
-
POS
19h 50m
2 stops
American Airlines Logo
3:47 pm - 9:15 am
POS
-
SAT
18h 28m
2 stops
$624American Airlines
Thu, Apr 30 - Thu, May 14
United Airlines Logo
9:40 am - 11:23 pm
SAT
-
POS
12h 43m
1 stop
United Airlines Logo
12:30 am - 5:43 pm
POS
-
SAT
18h 13m
1 stop
$630United Airlines
Sat, Apr 11 - Fri, Apr 17
United Airlines Logo
6:49 am - 11:23 pm
SAT
-
POS
15h 34m
2 stops
United Airlines Logo
12:30 am - 5:43 pm
POS
-
SAT
18h 13m
1 stop
$634United Airlines
Sat, Apr 11 - Fri, Apr 17
American Airlines Logo
5:52 pm - 2:11 pm
SAT
-
POS
19h 19m
2 stops
American Airlines Logo
3:11 pm - 10:11 am
POS
-
SAT
20h 00m
2 stops
$669American Airlines
Thu, Jun 18 - Sun, Jun 21
American Airlines Logo
5:42 pm - 2:32 pm
SAT
-
POS
19h 50m
2 stops
American Airlines Logo
3:47 pm - 2:21 pm
POS
-
SAT
23h 34m
2 stops
$724American Airlines
Sat, Apr 11 - Sat, Apr 18
United Airlines Logo
9:52 am - 11:23 pm
SAT
-
POS
12h 31m
1 stop
United Airlines Logo
12:30 am - 5:51 pm
POS
-
SAT
18h 21m
1 stop
$765United Airlines
Fri, Mar 20 - Mon, Mar 23

United Airlines flights from San Antonio to Port of Spain

Our best United Airlines deals on San Antonio to Port of Spain flight tickets
United Airlines
Apr 30
SAT11:45 amSan Antonio
10h 38m
1 stop
POS11:23 pmPort of Spain Piarco Intl
May 13
POS12:30 amPort of Spain Piarco Intl
18h 15m
1 stop
SAT5:45 pmSan Antonio
$590
United Airlines
Apr 14
SAT6:49 amSan Antonio
15h 34m
2 stops
POS11:23 pmPort of Spain Piarco Intl
Apr 20
POS12:30 amPort of Spain Piarco Intl
16h 39m
2 stops
SAT4:09 pmSan Antonio
$594
United Airlines
Jun 18
SAT11:43 amSan Antonio
10h 40m
1 stop
POS11:23 pmPort of Spain Piarco Intl
Jun 20
POS12:30 amPort of Spain Piarco Intl
8h 57m
1 stop
SAT8:27 amSan Antonio
$610

American Airlines flights from San Antonio to Port of Spain

Our best American Airlines deals on San Antonio to Port of Spain flight tickets
American Airlines
Jun 18
SAT5:52 pmSan Antonio
19h 19m
2 stops
POS2:11 pmPort of Spain Piarco Intl
Jun 21
POS7:00 amPort of Spain Piarco Intl
18h 02m
1 stop
SAT12:02 amSan Antonio
$619
American Airlines
Apr 30
SAT5:42 pmSan Antonio
19h 50m
2 stops
POS2:32 pmPort of Spain Piarco Intl
May 14
POS3:47 pmPort of Spain Piarco Intl
18h 28m
2 stops
SAT9:15 amSan Antonio
$624
American Airlines
Jun 18
SAT5:52 pmSan Antonio
19h 19m
2 stops
POS2:11 pmPort of Spain Piarco Intl
Jun 21
POS3:11 pmPort of Spain Piarco Intl
20h 00m
2 stops
SAT10:11 amSan Antonio
$669

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio 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, momondo users made 832,500 searches. Data last updated February 28, 2026.
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

Thu 4/30

11:45 am-11:23 pm

1 stop10h 38m

Port of Spain Piarco Intl

Wed 5/13

12:30 am-5:45 pm

1 stop18h 15m

$590

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Tue 4/14

6:49 am-11:23 pm

2 stops15h 34m

Port of Spain Piarco Intl

Mon 4/20

12:30 am-4:09 pm

2 stops16h 39m

$594

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Thu 6/18

11:43 am-11:23 pm

1 stop10h 40m

Port of Spain Piarco Intl

Sat 6/20

12:30 am-8:27 am

1 stop8h 57m

$610

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Thu 6/18

5:52 pm-2:11 pm

2 stops19h 19m

Port of Spain Piarco Intl

Sun 6/21

7:00 am-12:02 am

1 stop18h 02m

$619

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Thu 4/30

5:42 pm-2:32 pm

2 stops19h 50m

Port of Spain Piarco Intl

Thu 5/14

3:47 pm-9:15 am

2 stops18h 28m

$624

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Sat 4/11

9:40 am-11:23 pm

1 stop12h 43m

Port of Spain Piarco Intl

Fri 4/17

12:30 am-5:43 pm

1 stop18h 13m

$630

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Sat 4/11

6:49 am-11:23 pm

2 stops15h 34m

Port of Spain Piarco Intl

Fri 4/17

12:30 am-5:43 pm

1 stop18h 13m

$634

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Thu 6/18

5:52 pm-2:11 pm

2 stops19h 19m

Port of Spain Piarco Intl

Sun 6/21

3:11 pm-10:11 am

2 stops20h 00m

$669

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Sat 4/11

5:42 pm-2:32 pm

2 stops19h 50m

Port of Spain Piarco Intl

Sat 4/18

3:47 pm-2:21 pm

2 stops23h 34m

$724

San AntonioPort of Spain

SAT - POS

SATPOS

San Antonio

Fri 3/20

9:52 am-11:23 pm

1 stop12h 31m

Port of Spain Piarco Intl

Mon 3/23

12:30 am-5:51 pm

1 stop18h 21m

$765

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Antonio to Port of Spain

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Port of Spain according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Port of Spain (SAT to POS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Port of Spain

Fastest flight time

28h 40m

Direct flights

None
The fastest flight from San Antonio to Port of Spain takes 28h 40m
There are no direct flights from San Antonio to Port of Spain. There are no popular flight routes from San Antonio to Port of Spain.
Search flight deals

  • How far is San Antonio to Port of Spain Piarco Intl by plane?

    The distance between San Antonio and Port of Spain Piarco Intl is about 2708.4 mi. A reasonable flight in good conditions will take 28h 40m.

  • When did momondo last update prices for flights from San Antonio Airport to Port of Spain Piarco Intl Airport?

    Prices for flights from San Antonio Airport to Port of Spain Piarco Intl Airport refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to Port of Spain Piarco Intl Airport?

  • How old do you have to be to fly from San Antonio Airport to Port of Spain Piarco Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Port of Spain Piarco Intl Airport.

  • What documentation or ID do you need to fly to Port of Spain Piarco Intl Airport?

    The travel and health documents you'll need for your trip to Port of Spain Piarco Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Port of Spain Piarco Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Antonio to Port of Spain?

Best airlines flying from San Antonio to Port of Spain

Compare and see reviews for airlines that fly from San Antonio to Port of Spain with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $544Free CancellationRating
7.4
9,363 reviews
Search United Airlines flights
American AirlinesPriceFrom $544Free CancellationRating
7.1
11,367 reviews
Search American Airlines flights

  • How do I get Price Alerts for flights from San Antonio to Port of Spain?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to San Antonio from Port of Spain. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from San Antonio to Port of Spain with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near Port of Spain?

Book flights to Port of Spain if you plan to visit one of these locations
Piarco

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Port of Spain?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Port of Spain for you.

Can I find flights from San Antonio to Port of Spain with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Port of Spain from San Antonio with this policy.

How can momondo help me find flights from San Antonio to Port of Spain?

momondo provides multiple filters to help you find the best flight to Port of Spain from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Antonio to Port of Spain right now. Can momondo alert me if prices change?

Price alerts on flights to Port of Spain from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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