$87+ 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Jan 17 — Jan 241
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Antonio to Caribbean 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
Cheapest flights from San Antonio to CaribbeanExplore 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 December 18, 2025.
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 December 18, 2025.
This Priceline deal was found by Cheapflights users on 12/16. 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 12/3110:42 amSAT - SJU
Nonstop4h 41mSpirit Airlines
Wed 1/76:30 amSJU - SAT
Nonstop5h 07mSpirit Airlines
Deal found 12/16![Spirit Airlines logo]()
$246
This Priceline deal was found by Cheapflights users on 12/16. 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 12/3110:42 amSAT - SJU
Nonstop4h 41mMultiple Airlines
Wed 1/79:23 pmSJU - SAT
1 stop22h 55mMultiple Airlines
Deal found 12/16![Multiple Airlines logo]()
$252
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/3110:42 amSAT - SJU
Nonstop4h 41mMultiple Airlines
Fri 1/99:23 pmSJU - SAT
1 stop28h 29mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$284
This Priceline deal was found by Cheapflights users on 12/16. 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 12/317:11 pmSAT - SJU
1 stop12h 12mFrontier
Wed 1/79:23 pmSJU - SAT
1 stop22h 55mFrontier
Deal found 12/16![Frontier logo]()
$288
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/3110:42 amSAT - SJU
Nonstop4h 41mMultiple Airlines
Thu 1/810:47 pmSJU - SAT
2 stops42h 13mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$292
This Priceline deal was found by Cheapflights users on 12/17. 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 12/247:11 pmSAT - SJU
1 stop23h 16mFrontier
Tue 12/309:37 pmSJU - SAT
1 stop22h 39mFrontier
Deal found 12/17![Frontier logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/3110:42 amSAT - SJU
Nonstop4h 41mMultiple Airlines
Tue 1/65:18 pmSJU - SAT
1 stop8h 08mMultiple Airlines
Deal found 12/15![Multiple Airlines logo]()
$319
This eDestinos deal was found by Cheapflights users on 12/16. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:11 pmSAT - SJU
1 stop12h 12mFrontier
Wed 1/79:23 pmSJU - SAT
1 stop22h 55mFrontier
Deal found 12/16![Frontier logo]()
$329
This Delta deal was found by Cheapflights users on 12/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/225:10 amSAT - PLS
1 stop6h 35mDelta
Sun 12/282:10 pmPLS - SAT
1 stop8h 32mDelta
Deal found 12/15![Delta logo]()
$394
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/315:00 amSAT - STT
1 stop10h 39mAmerican Airlines
Sun 1/112:54 pmSTT - SAT
1 stop11h 05mAmerican Airlines
Deal found 12/15![American Airlines logo]()
$400
This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3112:45 pmSAT - STT
2 stops20h 46mSpirit Airlines
Sun 1/113:57 pmSTT - SAT
1 stop9h 55mSpirit Airlines
Deal found 12/17![Spirit Airlines logo]()
$413
This Delta deal was found by Cheapflights users on 12/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:05 amSAT - PLS
1 stop6h 20mDelta
Wed 1/212:15 pmPLS - SAT
1 stop9h 13mDelta
Deal found 12/16![Delta logo]()
$426
Find 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 December 18, 2025.
Round-trip from | $199 (Frontier) |
|---|---|
One-way from | $87 (eDestinos) |
Popular in | December |
Cheapest in | October |
Average price | $589 |
Good round-trip deal | $313 or less |
Good one-way deal | $97 or less |
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 December 18, 2025.
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
Mon 2/23
6:00 am-11:09 pm
1 stop15h 09m
San Juan Luis Munoz Marin Intl
Mon 3/9
10:04 am-8:08 pm
1 stop11h 04m
$242
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 2/23
10:57 am-9:12 pm
1 stop8h 15m
San Juan Luis Munoz Marin Intl
Fri 3/6
6:15 am-12:40 pm
1 stop8h 25m
$245
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Mon 2/23
10:57 am-9:12 pm
1 stop8h 15m
San Juan Luis Munoz Marin Intl
Wed 3/4
6:27 pm-12:34 am
1 stop8h 07m
$245
San AntonioSan Juan
SAT - SJU
SATSJU
San Antonio
Sun 2/22
5:30 am-2:32 pm
1 stop7h 02m
San Juan Luis Munoz Marin Intl
Wed 3/4
6:27 pm-12:34 am
1 stop8h 07m
$245
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Sun 2/22
5:45 pm-12:21 pm
2 stops16h 36m
Saint Thomas Island Cyril E King
Thu 2/26
2:45 pm-11:59 pm
2 stops11h 14m
$295
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Thu 2/19
7:00 am-4:52 pm
1 stop7h 52m
Saint Thomas Island Cyril E King
Tue 2/24
4:10 pm-11:25 pm
1 stop9h 15m
$295
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Wed 1/7
5:20 am-4:10 pm
1 stop8h 50m
Saint Thomas Island Cyril E King
Tue 1/13
4:15 pm-11:23 pm
1 stop9h 08m
$295
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Wed 1/14
5:20 am-4:10 pm
1 stop8h 50m
Saint Thomas Island Cyril E King
Wed 1/21
4:15 pm-12:38 am
1 stop10h 23m
$295
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Wed 1/7
5:20 am-4:10 pm
1 stop8h 50m
Saint Thomas Island Cyril E King
Mon 1/12
3:10 pm-8:43 pm
1 stop7h 33m
$295
San AntonioSaint Thomas Island
SAT - STT
SATSTT
San Antonio
Tue 1/6
5:20 am-4:10 pm
1 stop8h 50m
Saint Thomas Island Cyril E King
Mon 1/12
4:25 pm-11:23 pm
1 stop8h 58m
$295
Showing 1-10 of 60 results
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 December 18, 2025.
A simple way to save on the total cost of your ticket is to fly from San Antonio to Caribbean at noon. If you’re flexible enough to do this you can expect to save up to 21% on your trip compared to booking a flight in the evening.
What is the cheapest day to fly from San Antonio to Caribbean?
Use this chart to determine the cheapest time to fly round-trip from San Antonio to Caribbean. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their San Antonio to Caribbean 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
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 December 18, 2025.
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.
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Crew
8.6
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
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.
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
See prices for flight routes from nearby airports that may be better suited for you.
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 December 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$133 | Average$464 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$164 | Average$361 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$211 | Average$556 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$245 | Average$637 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$265 | Average$696 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$306 | Average$610 | FlexibilityNo cancel fee | On-time71% |