$122+ 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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SJU
Sep 23 — Sep 301
Round-trip
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
Best
Last-minute
One-way
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 August 24, 2026.
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 August 24, 2026.
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Thu 10/297:54 pm -
2 stops18h 01m
Wed 11/42:01 pm -
1 stop9h 56m
Deal found 8/23![American Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 10/212:50 pm -
1 stop10h 00m
Tue 10/137:00 am -
1 stop9h 53m
Deal found 8/21![United Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Sun 9/137:35 am -
1 stop7h 07m
Wed 9/163:00 pm -
1 stop8h 44m
Deal found 8/23![United Airlines logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 9/109:25 am -
2 stops23h 10m
Thu 9/246:42 pm -
1 stop15h 28m
Deal found 8/20![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Sun 9/209:25 am -
2 stops23h 10m
Sun 9/2710:42 am -
1 stop23h 28m
Deal found 8/23![Multiple Airlines logo]()
$312
This Priceline deal was found by Cheapflights users on 8/23. 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 9/1610:03 am -
1 stop14h 49m
Sun 9/202:57 am -
1 stop7h 13m
Deal found 8/23![Frontier logo]()
$313
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 9/124:27 pm -
2 stops20h 30m
Wed 9/234:38 pm -
2 stops18h 23m
Deal found 8/20![American Airlines logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 9/179:25 am -
2 stops37h 33m
Sun 9/202:57 am -
1 stop7h 13m
Deal found 8/23![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Thu 9/179:25 am -
2 stops37h 33m
Tue 9/226:42 pm -
1 stop15h 25m
Deal found 8/22![Multiple Airlines logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Thu 10/19:25 am -
2 stops23h 10m
Sun 10/42:57 am -
1 stop7h 13m
Deal found 8/22![Multiple Airlines logo]()
$323
This Southwest deal was found by Cheapflights users on 8/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:35 pm -
1 stop6h 45m
Fri 10/166:00 am -
1 stop13h 50m
Deal found 8/21![Southwest logo]()
$324
This Frontier deal was found by Cheapflights users on 8/19. 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 9/1810:05 am -
1 stop12h 08m
Thu 10/12:57 am -
1 stop7h 13m
Deal found 8/19![Frontier logo]()
$327
Best flights from San Antonio to CaribbeanDiscover carefully curated flight deals from San Antonio to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
Discover carefully curated flight deals from San Antonio to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 24, 2026.
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Thu 10/297:54 pm -
2 stops18h 01m
Wed 11/44:53 pm -
2 stops17h 36m
Deal found 8/23![American Airlines logo]()
$200
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Tue 9/221:07 pm -
1 stop9h 43m
Tue 10/62:55 pm -
1 stop8h 56m
Deal found 8/23![United Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 8/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:55 am -
1 stop9h 15m
Mon 10/56:00 am -
1 stop13h 50m
Deal found 8/21![Southwest logo]()
$350
This Delta deal was found by Cheapflights users on 8/19. 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.
Thu 1/75:30 am -
1 stop8h 45m
Tue 3/21:50 pm -
1 stop8h 32m
Deal found 8/19![Delta logo]()
$525
This CheapOair deal was found by Cheapflights users on 8/23. 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.
Thu 9/108:50 am -
1 stop29h 35m
Thu 9/174:20 pm -
1 stop29h 53m
Deal found 8/23![Air Canada logo]()
$665
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/217:35 am -
1 stop7h 07m
Tue 9/221:00 am -
1 stop11h 51m
Deal found 8/23![United Airlines logo]()
$334
This Southwest deal was found by Cheapflights users on 8/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:55 am -
1 stop7h 30m
Tue 10/66:35 am -
2 stops10h 15m
Deal found 8/21![Southwest logo]()
$350
This oojo deal was found by Cheapflights users on 8/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:11 pm -
1 stop15h 36m
Thu 9/1711:01 am -
1 stop26h 39m
Deal found 8/22![Aeromexico logo]()
$764
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Tue 9/2212:00 pm -
2 stops10h 50m
Mon 9/281:00 am -
2 stops15h 53m
Deal found 8/20![United Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 8/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/211:00 pm -
2 stops9h 10m
Fri 9/252:35 pm -
2 stops9h 25m
Deal found 8/21![Southwest logo]()
$401
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Sat 10/176:00 pm -
1 stop17h 08m
Thu 10/2212:13 pm -
1 stop10h 43m
Deal found 8/19![American Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Sat 9/1211:34 am -
1 stop8h 04m
Wed 9/307:00 am -
1 stop9h 53m
Deal found 8/23![United Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 8/19. 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.
Thu 1/75:30 am -
1 stop8h 45m
Wed 3/34:15 pm -
1 stop10h 13m
Deal found 8/19![Delta logo]()
$525
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/306:00 am -
2 stops10h 55m
Mon 10/52:23 pm -
2 stops10h 36m
Deal found 8/19![American Airlines logo]()
$505
This Southwest deal was found by Cheapflights users on 8/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/123:20 pm -
2 stops9h 00m
Fri 10/166:30 am -
2 stops9h 45m
Deal found 8/21![Southwest logo]()
$463
This Delta deal was found by Cheapflights users on 8/19. 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.
Fri 1/85:30 am -
1 stop8h 45m
Wed 3/34:15 pm -
1 stop8h 12m
Deal found 8/19![Delta logo]()
$525
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Wed 9/1612:00 pm -
2 stops10h 50m
Fri 9/181:00 am -
2 stops13h 29m
Deal found 8/23![United Airlines logo]()
$444
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Fri 11/68:16 pm -
2 stops18h 31m
Mon 11/95:59 pm -
2 stops21h 16m
Deal found 8/20![American Airlines logo]()
$512
This Delta deal was found by Cheapflights users on 8/20. 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.
Fri 1/85:30 am -
1 stop7h 35m
Tue 3/21:50 pm -
1 stop12h 38m
Deal found 8/20![Delta logo]()
$540
This American Airlines deal was found by Cheapflights users on 8/20. 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 1/65:00 am -
2 stops10h 05m
Mon 3/16:36 pm -
2 stops18h 06m
Deal found 8/20![American Airlines logo]()
$525
This Southwest deal was found by Cheapflights users on 8/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:05 am -
1 stop7h 55m
Thu 11/193:15 pm -
1 stop8h 50m
Deal found 8/21![Southwest logo]()
$525
This Delta deal was found by Cheapflights users on 8/20. 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.
Sat 1/95:30 am -
1 stop8h 45m
Tue 3/21:50 pm -
1 stop12h 38m
Deal found 8/20![Delta logo]()
$540
This American Airlines deal was found by Cheapflights users on 8/21. 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.
Sat 1/95:10 pm -
1 stop21h 55m
Sat 1/164:46 pm -
1 stop9h 13m
Deal found 8/21![American Airlines logo]()
$527
This Aeromexico deal was found by Cheapflights users on 8/19. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/2512:20 pm -
1 stop16h 55m
Wed 1/2711:01 am -
1 stop25h 34m
Deal found 8/19![Aeromexico logo]()
$772
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:05 pm -
2 stops19h 30m
Tue 11/172:40 pm -
1 stop8h 25m
Deal found 8/20![Southwest logo]()
$538
This Delta deal was found by Cheapflights users on 8/20. 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 1/56:45 am -
1 stop7h 30m
Tue 3/21:50 pm -
1 stop10h 37m
Deal found 8/20![Delta logo]()
$540
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Tue 10/277:35 am -
1 stop7h 55m
Sun 11/15:45 pm -
1 stop6h 06m
Deal found 8/22![United Airlines logo]()
$541
This Aeromexico deal was found by Cheapflights users on 8/21. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:11 pm -
1 stop15h 36m
Sun 9/2711:01 am -
1 stop26h 39m
Deal found 8/21![Aeromexico logo]()
$776
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Thu 2/115:20 am -
1 stop13h 55m
Thu 2/188:45 am -
2 stops10h 12m
Deal found 8/19![American Airlines logo]()
$532
This Delta deal was found by Cheapflights users on 8/22. 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 10/265:30 am -
1 stop6h 10m
Sat 10/311:05 pm -
1 stop10h 21m
Deal found 8/22![Delta logo]()
$541
Last-minute flights from San Antonio to CaribbeanDiscover last-minute flight deals from San Antonio to Caribbean. Data last updated August 24, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Caribbean. Data last updated August 24, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 8/20. 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.
Wed 9/910:03 am -
1 stop6h 40m
Sun 9/202:57 am -
1 stop7h 13m
Deal found 8/20![Frontier logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 8/20. 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.
Thu 9/109:25 am -
2 stops23h 10m
Thu 9/246:42 pm -
1 stop15h 28m
Deal found 8/20![Multiple Airlines logo]()
$310
This American Airlines deal was found by Cheapflights users on 8/20. 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.
Sat 9/124:27 pm -
2 stops20h 30m
Wed 9/234:38 pm -
2 stops18h 23m
Deal found 8/20![American Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Sun 9/137:35 am -
1 stop7h 07m
Tue 9/151:00 am -
2 stops16h 00m
Deal found 8/23![United Airlines logo]()
$303
This Southwest deal was found by Cheapflights users on 8/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/132:45 pm -
1 stop8h 10m
Thu 9/175:00 am -
1 stop8h 00m
Deal found 8/20![Southwest logo]()
$335
This Priceline deal was found by Cheapflights users on 8/23. 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 9/1610:03 am -
1 stop14h 49m
Sun 9/202:57 am -
1 stop7h 13m
Deal found 8/23![Frontier logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 9/179:25 am -
2 stops37h 33m
Sun 9/202:57 am -
1 stop7h 13m
Deal found 8/23![Multiple Airlines logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 8/22. 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.
Thu 9/179:25 am -
2 stops37h 33m
Tue 9/226:42 pm -
1 stop15h 25m
Deal found 8/22![Multiple Airlines logo]()
$322
This Frontier deal was found by Cheapflights users on 8/19. 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 9/1810:05 am -
1 stop12h 08m
Thu 10/12:57 am -
1 stop7h 13m
Deal found 8/19![Frontier logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Sun 9/209:25 am -
2 stops23h 10m
Sun 9/2710:42 am -
1 stop23h 28m
Deal found 8/23![Multiple Airlines logo]()
$312
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Tue 9/221:07 pm -
1 stop9h 43m
Tue 10/62:55 pm -
1 stop8h 56m
Deal found 8/23![United Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 8/19. 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 9/2310:03 am -
1 stop14h 49m
Mon 9/287:00 am -
2 stops32h 20m
Deal found 8/19![Frontier logo]()
$330
One-way flights from San Antonio to CaribbeanSearch for one-way flight options from San Antonio to Caribbean. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
Search for one-way flight options from San Antonio to Caribbean. Find affordable one-way fares based on user searches. Data last updated August 24, 2026.
This American Airlines deal was found by Cheapflights users on 8/19. 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.
Sat 9/125:00 am -
1 stop8h 45m
Deal found 8/19![American Airlines logo]()
$122
This American Airlines deal was found by Cheapflights users on 8/24. 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.
Mon 9/286:00 am -
1 stop7h 45m
Deal found 8/24![American Airlines logo]()
$124
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/165:14 am -
1 stop9h 26m
Deal found 8/19![American Airlines logo]()
$127
This Priceline deal was found by Cheapflights users on 8/19. 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 9/2310:03 am -
1 stop14h 49m
Deal found 8/19![Frontier logo]()
$129
This Super.com deal was found by Cheapflights users on 8/22. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:05 am -
1 stop6h 38m
Deal found 8/22![Frontier logo]()
$139
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 10/212:50 pm -
1 stop10h 00m
Deal found 8/21![United Airlines logo]()
$144
This United Airlines deal was found by Cheapflights users on 8/24. 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.
Sat 10/311:47 am -
1 stop7h 51m
Deal found 8/24![United Airlines logo]()
$146
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Sun 12/65:30 am -
1 stop8h 50m
Deal found 8/19![United Airlines logo]()
$148
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Sun 10/1111:47 am -
1 stop7h 51m
Deal found 8/22![United Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/19. 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.
Thu 9/249:25 am -
2 stops27h 53m
Deal found 8/19![Multiple Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 8/20. 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.
Sun 10/185:30 am -
1 stop9h 12m
Deal found 8/20![United Airlines logo]()
$167
This American Airlines deal was found by Cheapflights users on 8/19. 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 10/117:54 pm -
2 stops19h 08m
Deal found 8/19![American Airlines logo]()
$208
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 August 24, 2026.
Round-trip from | $200 (American Airlines) |
|---|---|
One-way from | $122 (American Airlines) |
Popular in | July |
Cheapest in | October |
Average price | $400 |
Good round-trip deal | $515 or less |
Good one-way deal | $176 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 7,457,451 searches. Data last updated August 24, 2026.
Use the filters below to find and compare flights from San Antonio to Caribbean that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioSaint Thomas Island
SAT San Antonio - STT Saint Thomas Island Cyril E King
SATSTT
San Antonio
Thu 10/29
7:54 pm-2:55 pm
2 stops18h 01m
Saint Thomas Island Cyril E King
Wed 11/4
4:53 pm-8:29 am
2 stops17h 36m
$200
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Tue 9/22
1:07 pm-11:50 pm
1 stop9h 43m
San Juan Luis Munoz Marin Intl
Tue 10/6
2:55 pm-10:51 pm
1 stop8h 56m
$334
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Mon 9/21
7:35 am-3:42 pm
1 stop7h 07m
San Juan Luis Munoz Marin Intl
Tue 9/22
1:00 am-11:51 am
1 stop11h 51m
$334
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Wed 9/30
7:55 am-6:10 pm
1 stop9h 15m
San Juan Luis Munoz Marin Intl
Mon 10/5
6:00 am-6:50 pm
1 stop13h 50m
$350
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Wed 9/30
7:55 am-4:25 pm
1 stop7h 30m
San Juan Luis Munoz Marin Intl
Tue 10/6
6:35 am-3:50 pm
2 stops10h 15m
$350
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Tue 9/22
12:00 pm-11:50 pm
2 stops10h 50m
San Juan Luis Munoz Marin Intl
Mon 9/28
1:00 am-3:53 pm
2 stops15h 53m
$374
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Sat 9/12
11:34 am-8:38 pm
1 stop8h 04m
San Juan Luis Munoz Marin Intl
Wed 9/30
7:00 am-3:53 pm
1 stop9h 53m
$400
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Mon 9/21
1:00 pm-11:10 pm
2 stops9h 10m
San Juan Luis Munoz Marin Intl
Fri 9/25
2:35 pm-11:00 pm
2 stops9h 25m
$401
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Wed 9/16
12:00 pm-11:50 pm
2 stops10h 50m
San Juan Luis Munoz Marin Intl
Fri 9/18
1:00 am-1:29 pm
2 stops13h 29m
$444
San AntonioSan Juan
SAT San Antonio - SJU San Juan Luis Munoz Marin Intl
SATSJU
San Antonio
Mon 10/12
3:20 pm-1:20 am
2 stops9h 00m
San Juan Luis Munoz Marin Intl
Fri 10/16
6:30 am-3:15 pm
2 stops9h 45m
$463
Showing 1-10 of 60 resultsSorted by cheapest first
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.
SAT-STT
SAT-SJU
SAT-PUJ
SAT-SDQ
SAT-MBJ
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
SAT-0CB
SAT-STT
SAT-SJU
SAT-PUJ
SAT-SDQ
What is the cheapest month to book a flight from San Antonio to Caribbean?
Currently, September is the cheapest month in which you can book a flight from San Antonio to Caribbean (average of $402). Flying from San Antonio to Caribbean in June is currently the most expensive (average of $609). 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.
How far ahead should I book a flight from San Antonio to Caribbean?
To ensure you get the cheapest price possible for a flight from San Antonio to Caribbean, you should look to book at least 15 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 August 24, 2026.
Read through reviews of airlines operating flights from San Antonio to Caribbean, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Overall
8.0
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
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
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top countries
Top destinations
Alternative routes for San Antonio to Caribbean
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Caribbean by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Antonio to Caribbean by cabin class
Find flights from San Antonio to Caribbean, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Antonio and Caribbean flights
Browse other San Antonio and Caribbean flight options. Last updated on August 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Caribbean countries
Consider these flights traveling to countries located in Caribbean.
San Antonio to Caribbean flights
Consider these flights traveling from San Antonio to Caribbean.
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 7,457,451 searches. Data last updated August 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$575 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$194 | Average$436 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$232 | Average$648 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$259 | Average$672 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$336 | Average$715 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$450 | Average$569 | FlexibilityNo cancel fee | On-time62% |