HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Caribbean Islands

$92+ Cheap flights from San Antonio (SAT) to Caribbean Islands

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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
dic. 6 — dic. 131
sáb. 12/6
sáb. 12/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Caribbean Islands with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Antonio to Caribbean Islands

Keep the following information in mind while searching for San Antonio to Caribbean Islands flight deals. Data was last updated noviembre 6, 2025.

Round-trip from

$182
(Kiwi.com)

One-way from

$92
(Super.com)

Popular in

December

Cheapest in

September

Average price

$429
From San Antonio to Caribbean Islands
Search Deals
One-way flight from San Antonio to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from San Antonio to Caribbean Islands

Cheapest flights from San Antonio to Caribbean Islands
Explore the most affordable flight options available from San Antonio to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 6, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
vie. 12/1210:27 amSAT - SJU
Nonstop4h 42mSpirit Airlines
vie. 12/266:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Deal found 11/5$182
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
vie. 12/510:27 amSAT - SJU
Nonstop4h 42mSpirit Airlines
lun. 12/86:15 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Deal found 11/5$185
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/810:27 amSAT - SJU
Nonstop4h 42mSpirit Airlines
lun. 12/226:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Deal found 11/4$186
This Priceline deal was found by Cheapflights users on 11/5. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/38:33 pmSAT - SJU
1 stop12h 00mMultiple Airlines
mar. 12/93:55 amSJU - SAT
1 stop30h 20mMultiple Airlines
Deal found 11/5$198
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
mié. 12/1010:27 amSAT - SJU
Nonstop4h 42mSpirit Airlines
jue. 12/186:28 pmSJU - SAT
1 stop6h 58mSpirit Airlines
Deal found 11/5$205
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/53:10 pmSAT - SJU
1 stop7h 06mSpirit Airlines
mié. 12/106:15 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Deal found 11/6$206
This Kiwi.com deal was found by Cheapflights users on 11/5. 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.
vie. 12/1210:27 amSAT - SJU
Nonstop4h 42mSpirit Airlines
jue. 12/186:28 pmSJU - SAT
1 stop6h 58mSpirit Airlines
Deal found 11/5$212
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/63:10 pmSAT - SJU
1 stop7h 06mSpirit Airlines
lun. 12/86:15 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Deal found 11/6$213
This Cheapflightsfares deal was found by Cheapflights users on 11/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/38:33 pmSAT - SJU
1 stop12h 00mSpirit Airlines
lun. 12/86:15 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Deal found 11/4$216
This CheapOair deal was found by Cheapflights users on 11/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/224:54 pmSAT - SJU
1 stop15h 55mSpirit Airlines
mar. 12/26:16 pmSJU - SAT
Nonstop5h 07mSpirit Airlines
Deal found 11/6$220
This CheapOair deal was found by Cheapflights users on 11/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/17:37 pmSAT - STT
1 stop15h 18mSpirit Airlines
vie. 12/51:01 pmSTT - SAT
1 stop12h 25mSpirit Airlines
Deal found 11/6$285
This Kiwi.com deal was found by Cheapflights users on 11/6. 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.
lun. 12/17:37 pmSAT - STT
1 stop15h 18mMultiple Airlines
sáb. 12/63:54 pmSTT - SAT
2 stops26h 57mMultiple Airlines
Deal found 11/6$340

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Caribbean Islands 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 noviembre 6, 2025.
Use the filters below to find and compare flights from San Antonio to Caribbean Islands that are best for you.

Fly from

San Antonio

Fly to

Caribbean Islands

Route

Depart

Return

Price

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

dom. 2/1

8:00 am-8:57 pm

1 stop10h 57m

San Juan Luis Munoz Marin Intl

mar. 2/10

6:27 pm-12:41 am

1 stop8h 14m

$245

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

mar. 1/27

12:25 pm-12:35 am

2 stops10h 10m

San Juan Luis Munoz Marin Intl

sáb. 1/31

5:30 am-1:15 pm

2 stops9h 45m

$280

San AntonioSaint Thomas Island

SAT - STT

SATSTT

San Antonio

lun. 12/1

7:37 pm-12:55 pm

1 stop15h 18m

Saint Thomas Island Cyril E King

vie. 12/5

1:01 pm-11:26 pm

1 stop12h 25m

$285

San AntonioSaint Thomas Island

SAT - STT

SATSTT

San Antonio

jue. 1/22

6:30 am-2:52 pm

1 stop6h 22m

Saint Thomas Island Cyril E King

lun. 1/26

3:57 pm-12:07 am

1 stop10h 10m

$289

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

dom. 1/25

5:25 am-10:22 pm

2 stops14h 57m

San Juan Luis Munoz Marin Intl

mar. 1/27

2:05 am-3:31 pm

2 stops15h 26m

$335

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

dom. 2/1

7:00 am-12:36 am

2 stops15h 36m

San Juan Luis Munoz Marin Intl

lun. 2/9

2:05 am-1:19 pm

2 stops13h 14m

$335

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

dom. 2/1

7:30 pm-6:11 am

1 stop8h 41m

San Juan Luis Munoz Marin Intl

mar. 2/3

2:05 am-3:31 pm

2 stops15h 26m

$335

San AntonioSaint Thomas Island

SAT - STT

SATSTT

San Antonio

lun. 12/1

7:37 pm-12:55 pm

1 stop15h 18m

Saint Thomas Island Cyril E King

sáb. 12/6

3:54 pm-4:51 pm

2 stops26h 57m

$340

San AntonioSaint Thomas Island

SAT - STT

SATSTT

San Antonio

jue. 1/22

7:00 pm-3:56 pm

2 stops18h 56m

Saint Thomas Island Cyril E King

lun. 1/26

6:39 pm-11:03 am

2 stops18h 24m

$349

San AntonioSaint Thomas Island

SAT - STT

SATSTT

San Antonio

jue. 1/15

5:20 am-4:10 pm

1 stop8h 50m

Saint Thomas Island Cyril E King

mié. 1/21

3:10 pm-10:30 pm

1 stop9h 20m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from San Antonio to Caribbean Islands

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands 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 Caribbean Islands

What is the cheapest month to book a flight from San Antonio to Caribbean Islands?

Currently, September is the cheapest month in which you can book a flight from San Antonio to Caribbean Islands (average of $116). Flying from San Antonio to Caribbean Islands in January is currently the most expensive (average of $220). 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 EPX?

Find hourly flight availability from San Antonio to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 6, 2025.

It’s typically best to fly out from San Antonio to Caribbean Islands at noon. Doing so could potentially save you 25% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from San Antonio to Caribbean Islands?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Caribbean Islands. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Antonio to Caribbean Islands flight should consider departing on Sunday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. 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 Caribbean Islands. Reviews last updated noviembre 6, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from San Antonio to Caribbean Islands to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,001 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,007 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,040 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,122 reviews
Southwest
8.0
Very good
4,241 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Overall

8.0

Crew

8.6

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Caribbean Islands. 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 from for flights from San Antonio to Caribbean Islands?

    If you book a flight to Caribbean Islands from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio.

  • How long is the flight from San Antonio to Caribbean Islands?

    A quick flight from San Antonio to Caribbean Islands can take about 10h 10m. Delta provides one of the quickest options available for as low as $280. Airlines will cover a distance of 2177 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from San Antonio to Caribbean Islands one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $93. Frontier flights start at $180 while deals on American Airlines start at $200 one-way.

  • What are the most popular routes from San Antonio to Caribbean Islands?

    When deciding which route to take from San Antonio to Caribbean Islands consider San Antonio - San Juan Luis Munoz Marin Intl, San Antonio - Santo Domingo Las Americas or San Antonio - Punta Cana as they are the most popular.

  • What are the cheapest flights from San Antonio to Caribbean Islands?

    While on average a flight from San Antonio to Caribbean Islands is generally $277, our data shows the cheapest flight currently is $97. When looking at the most popular route, (San Antonio - San Juan Luis Munoz Marin Intl), you can expect to pay $167 for that flight.

  • Can I find deals for flights from San Antonio to Caribbean Islands that include hotel bookings?

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

  • How can I find direct flights from San Antonio to Caribbean Islands?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Caribbean Islands.

  • Can I find deals for business class flights from San Antonio to Caribbean Islands?

    Yes. Cheapflights offers flight deals from San Antonio to Caribbean Islands 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 Caribbean Islands?

    Currently, September is the cheapest month in which you can book a flight from San Antonio to Caribbean Islands (average of $116). Flying from San Antonio to Caribbean Islands in January is currently the most expensive (average of $220). 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 San Antonio to Caribbean Islands

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to Newark flights
Dallas/Fort Worth to Las Vegas flights
Hobby to LaGuardia flights
Dallas/Fort Worth to Los Angeles flights
Dallas/Fort Worth to Orlando flights
Hobby to Newark flights
Hobby to John F Kennedy Intl flights
Dallas/Fort Worth to Seattle flights
Dallas/Fort Worth to Cancún flights
Dallas/Fort Worth to Denver flights
George Bush Intcntl to Cancún flights
Dallas/Fort Worth to San Francisco flights
Dallas/Fort Worth to Dulles Intl flights
Dallas/Fort Worth to O'Hare Intl flights
Austin to John F Kennedy Intl flights
George Bush Intcntl to John F Kennedy Intl flights
Dallas/Fort Worth to Fort Lauderdale flights
George Bush Intcntl to Newark flights
Hobby to Seattle flights
Dallas/Fort Worth to Baltimore flights
Hobby to Las Vegas flights
George Bush Intcntl to LaGuardia flights
Dallas/Fort Worth to Mexico City flights
Hobby to Denver flights
Austin to Newark flights
Dallas/Fort Worth to Miami flights
Hobby to Cancún flights
Austin to Las Vegas flights
Dallas/Fort Worth to Sky Harbor Intl flights
George Bush Intcntl to Las Vegas flights
Dallas/Fort Worth to Atlanta flights
Dallas/Fort Worth to Midway flights
Dallas/Fort Worth to Boston flights
Dallas/Fort Worth to Santa Ana flights
Love Field to Las Vegas flights
George Bush Intcntl to Denver flights
George Bush Intcntl to Seattle flights
Hobby to Los Angeles flights
Dallas/Fort Worth to Ontario flights
Love Field to LaGuardia flights
Dallas/Fort Worth to Reagan-National flights
Austin to LaGuardia flights
Hobby to Orlando flights
Hobby to Mexico City flights
Austin to Los Angeles flights
Dallas/Fort Worth to Cozumel flights
Dallas/Fort Worth to Philadelphia flights
Dallas/Fort Worth to San Diego flights

Top 6 airlines flying from San Antonio to Caribbean Islands

Discover the top 6 airlines that operate flights from San Antonio to Caribbean Islands. 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 noviembre 6, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$133Average$528FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$161Average$425FlexibilityNo cancel feeOn-time65%
DeltaCheapest$211Average$563FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$245Average$626FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$267Average$703FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$310Average$599FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.