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$91+ Cheap flights from San Antonio (SAT) to Caribbean

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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap flight deals from San Antonio to Caribbean

Keep the following information in mind while searching for San Antonio to Caribbean flight deals. Data was last updated January 6, 2026.

Round-trip from

$228
(Frontier)

One-way from

$91
(Priceline)

Popular in

December

Cheapest in

October

Average price

$429

Good round-trip deal

$341 or less

Good one-way deal

$195 or less
From San Antonio to Caribbean
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One-way flight from San Antonio to Caribbean
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Highest demand for flights based on searches. 11% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Price to beat on a round-trip flight from San Antonio to Caribbean.
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Price to beat on a one-way flight from San Antonio to Caribbean.
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Find flight deals from San Antonio to Caribbean

Cheapest flights from San Antonio to Caribbean
Explore the most affordable flight options available from San Antonio to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 6, 2026.

This Frontier deal was found by Cheapflights users on 1/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/78:53 pmSAT - SJU
1 stop11h 04mFrontier
Tue 3/176:30 amSJU - SAT
1 stop7h 53mFrontier
Deal found 1/4$228
This Priceline deal was found by Cheapflights users on 1/5. 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.
Thu 2/191:57 pmSAT - SJU
1 stop10h 56mFrontier
Sun 2/223:53 amSJU - SAT
1 stop11h 19mFrontier
Deal found 1/5$233
This Priceline deal was found by Cheapflights users on 1/5. 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.
Sun 2/86:30 amSAT - SJU
1 stop15h 03mMultiple Airlines
Sat 2/147:54 pmSJU - SAT
1 stop25h 35mMultiple Airlines
Deal found 1/5$235
This Frontier deal was found by Cheapflights users on 1/6. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/242:13 pmSAT - SJU
1 stop10h 45mFrontier
Mon 3/303:08 amSJU - SAT
1 stop11h 15mFrontier
Deal found 1/6$236
This Frontier deal was found by Cheapflights users on 1/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/228:14 pmSAT - SJU
1 stop11h 40mFrontier
Fri 2/273:53 amSJU - SAT
1 stop11h 25mFrontier
Deal found 1/5$238
This Priceline deal was found by Cheapflights users on 1/5. 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.
Mon 2/163:33 pmSAT - SJU
1 stop7h 10mFrontier
Thu 2/196:00 amSJU - SAT
1 stop9h 12mFrontier
Deal found 1/5$244
This American Airlines deal was found by Cheapflights users on 1/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/15:10 amSAT - SJU
1 stop16h 49mAmerican Airlines
Wed 2/41:24 pmSJU - SAT
1 stop12h 35mAmerican Airlines
Deal found 1/6$246
This Travelocity deal was found by Cheapflights users on 1/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:00 amSAT - SJU
1 stop15h 09mMultiple Airlines
Sun 2/226:00 amSJU - SAT
1 stop15h 29mMultiple Airlines
Deal found 1/6$251
This Frontier deal was found by Cheapflights users on 1/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/201:57 pmSAT - SJU
1 stop10h 56mFrontier
Thu 2/263:53 amSJU - SAT
1 stop11h 19mFrontier
Deal found 1/4$252
This Frontier deal was found by Cheapflights users on 1/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/102:13 pmSAT - SJU
1 stop10h 45mFrontier
Mon 3/166:30 amSJU - SAT
1 stop8h 25mFrontier
Deal found 1/5$263
This United Airlines deal was found by Cheapflights users on 1/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/169:58 amSAT - SJU
1 stop9h 28mUnited Airlines
Wed 2/182:05 amSJU - SAT
2 stops13h 03mUnited Airlines
Deal found 1/5$265
This Priceline deal was found by Cheapflights users on 1/5. 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.
Wed 2/46:30 amSAT - STT
1 stop6h 22mSpirit Airlines
Wed 2/113:57 pmSTT - SAT
1 stop9h 55mSpirit Airlines
Deal found 1/5$296

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Antonio to Caribbean 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 January 6, 2026.
Use the filters below to find and compare flights from San Antonio to Caribbean that are best for you.

Fly from

San Antonio

Fly to

Caribbean

Route

Depart

Return

Price

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Sun 5/3

1:39 pm-10:54 pm

1 stop8h 15m

San Juan Luis Munoz Marin Intl

Thu 5/7

6:15 am-1:16 pm

1 stop8h 01m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Mon 1/26

7:29 am-4:36 pm

1 stop7h 07m

San Juan Luis Munoz Marin Intl

Thu 1/29

7:45 am-3:31 pm

1 stop9h 46m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Wed 2/25

8:00 am-9:12 pm

1 stop11h 12m

San Juan Luis Munoz Marin Intl

Wed 3/4

6:37 pm-12:35 am

1 stop7h 58m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Wed 2/25

11:43 am-9:26 pm

1 stop7h 43m

San Juan Luis Munoz Marin Intl

Tue 3/3

2:05 am-1:08 pm

2 stops13h 03m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Thu 2/19

5:30 am-5:27 pm

1 stop9h 57m

San Juan Luis Munoz Marin Intl

Wed 2/25

2:12 pm-10:28 pm

1 stop10h 16m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Tue 2/3

7:40 am-4:36 pm

1 stop6h 56m

San Juan Luis Munoz Marin Intl

Mon 2/9

2:05 am-1:19 pm

2 stops13h 14m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Thu 5/14

12:15 pm-8:06 pm

1 stop6h 51m

San Juan Luis Munoz Marin Intl

Tue 5/19

6:15 am-3:21 pm

1 stop10h 06m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Thu 2/19

5:30 am-5:27 pm

1 stop9h 57m

San Juan Luis Munoz Marin Intl

Sat 2/28

6:15 am-3:35 pm

1 stop11h 20m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Mon 2/9

8:00 am-8:58 pm

1 stop10h 58m

San Juan Luis Munoz Marin Intl

Wed 2/11

6:27 pm-12:39 am

1 stop8h 12m

$246

San AntonioSan Juan

SAT - SJU

SATSJU

San Antonio

Tue 3/10

2:13 pm-1:58 am

1 stop10h 45m

San Juan Luis Munoz Marin Intl

Mon 3/16

6:30 am-1:55 pm

1 stop8h 25m

$263

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/4

Showing 1-10 of 60 results
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Best time to book a flight from San Antonio to Caribbean

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

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

Currently, January is the cheapest month in which you can book a flight from San Antonio to Caribbean (average of $87). Flying from San Antonio to Caribbean in August is currently the most expensive (average of $198). 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 CB?

Find hourly flight availability from San Antonio to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 6, 2026.

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

Reviews of airlines servicing Caribbean

Get insights into the airlines that provide service to Caribbean. 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. Reviews last updated January 6, 2026.
Read through reviews of airlines operating flights from San Antonio to Caribbean, such as Southwest, Delta, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,249 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,249 reviews
Southwest
8.0
Very good
4,249 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,022 reviews
Southwest
8.0
Very good
4,249 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,138 reviews
Southwest
8.0
Very good
4,249 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,088 reviews
Southwest
8.0
Very good
4,249 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Spirit Airlines
6.3
Okay
8,283 reviews
Southwest
8.0
Very good
4,249 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

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

    If you book a flight to Caribbean 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?

    Airlines like Delta, United Airlines, and Spirit Airlines fly from San Antonio to Caribbean in about 6h 22m. The time it takes to get you to your destination can typically vary by up to 1h 53m. The distance between San Antonio and Caribbean is about 2241 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 one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $75. Users have also found prices from $87 and $122 on Spirit Airlines and Delta, respectively.

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

    When deciding which route to take from San Antonio to Caribbean consider San Antonio - San Juan Luis Munoz Marin Intl, San Antonio - Punta Cana or San Antonio - Saint Thomas Island Cyril E King as they are the most popular.

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

    The cheapest flight price from San Antonio to Caribbean is $100. On average you can expect to pay $303. The most popular route, (San Antonio - San Juan Luis Munoz Marin Intl), can usually be booked for $198.

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

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

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

    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.

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

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

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Caribbean (average of $87). Flying from San Antonio to Caribbean in August is currently the most expensive (average of $198). 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

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Alternative routes for San Antonio to Caribbean

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from San Antonio to Caribbean

Discover the top 6 airlines that operate flights from San Antonio to Caribbean. 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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$328FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$163Average$421FlexibilityNo cancel feeOn-time65%
DeltaCheapest$189Average$553FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$245Average$635FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$265Average$695FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$288Average$618FlexibilityNo cancel feeOn-time71%

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