$139+ Cheap flights from Austin (AUS) 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 8/2. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SJU
Aug 26 — Sep 21
Round-trip
1 adult, Economy
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Cheapest flights from Austin to CaribbeanExplore the most affordable flight options available from Austin to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.
Explore the most affordable flight options available from Austin to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 27, 2026.
This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/93:20 pm
AUS
- SJU
1 stop7h 34m
JetBlue
Sun 12/135:01 am
SJU
- AUS
1 stop6h 40m
JetBlue
Deal found 7/27![JetBlue logo]()
$340
This Southwest deal was found by Cheapflights users on 7/25. 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.
Sat 8/155:45 am
AUS
- SJU
1 stop15h 10m
Southwest
Sat 8/228:20 am
SJU
- AUS
1 stop9h 50m
Southwest
Deal found 7/25![Southwest logo]()
$351
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/11:10 pm
AUS
- SJU
2 stops9h 45m
Southwest
Mon 11/25:35 am
SJU
- AUS
2 stops9h 35m
Southwest
Deal found 7/22![Southwest logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Mon 10/510:50 am
AUS
- SJU
2 stops12h 07m
Frontier
Wed 10/212:58 am
SJU
- AUS
1 stop8h 14m
Frontier
Deal found 7/23![Frontier logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:37 pm
AUS
- SJU
2 stops30h 19m
Frontier
Sun 8/308:57 pm
SJU
- AUS
1 stop14h 13m
Frontier
Deal found 7/24![Frontier logo]()
$355
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
AUS
- SJU
2 stops9h 40m
Southwest
Thu 8/275:30 am
SJU
- AUS
2 stops15h 30m
Southwest
Deal found 7/23![Southwest logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 9/35:37 pm
AUS
- SJU
2 stops30h 19m
Frontier
Sun 9/69:16 am
SJU
- AUS
1 stop10h 05m
Frontier
Deal found 7/26![Frontier logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sat 10/2411:15 am
AUS
- SJU
1 stop8h 29m
Frontier
Tue 10/272:55 am
SJU
- AUS
1 stop8h 37m
Frontier
Deal found 7/23![Frontier logo]()
$358
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Fri 10/910:50 am
AUS
- SJU
2 stops12h 07m
Frontier
Fri 10/232:58 am
SJU
- AUS
1 stop8h 14m
Frontier
Deal found 7/23![Frontier logo]()
$359
This United Airlines deal was found by Cheapflights users on 7/25. 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 9/2512:15 pm
AUS
- SJU
1 stop7h 23m
United Airlines
Sun 9/271:00 am
SJU
- AUS
2 stops13h 18m
United Airlines
Deal found 7/25![United Airlines logo]()
$360
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/302:25 pm
AUS
- SJU
2 stops9h 05m
Southwest
Sat 9/55:55 am
SJU
- AUS
2 stops11h 15m
Southwest
Deal found 7/24![Southwest logo]()
$361
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Mon 8/1711:00 am
AUS
- SJU
1 stop9h 43m
Frontier
Tue 9/13:10 am
SJU
- AUS
1 stop8h 00m
Frontier
Deal found 7/23![Frontier logo]()
$362
Best flights from Austin to CaribbeanDiscover carefully curated flight deals from Austin to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
Discover carefully curated flight deals from Austin to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 27, 2026.
This Southwest deal was found by Cheapflights users on 7/26. 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.
Sat 8/228:35 am
AUS
- SJU
2 stops8h 40m
Southwest
Thu 8/275:30 am
SJU
- AUS
2 stops15h 30m
Southwest
Deal found 7/26![Southwest logo]()
$351
This United Airlines deal was found by Cheapflights users on 7/23. 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 9/1612:12 pm
AUS
- SJU
1 stop7h 26m
United Airlines
Sat 9/261:00 am
SJU
- AUS
1 stop9h 59m
United Airlines
Deal found 7/23![United Airlines logo]()
$376
This Delta deal was found by Cheapflights users on 7/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:35 pm
AUS
- SXM
1 stop18h 18m
Delta
Sat 10/243:14 pm
SXM
- AUS
1 stop9h 10m
Delta
Deal found 7/23![Delta logo]()
$385
This American Airlines deal was found by Cheapflights users on 7/24. 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 9/75:00 am
AUS
- GCM
2 stops8h 10m
American Airlines
Mon 9/1412:36 pm
GCM
- AUS
2 stops19h 55m
American Airlines
Deal found 7/24![American Airlines logo]()
$396
This Copa Airlines deal was found by Cheapflights users on 7/26. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:31 pm
AUS
- AUA
1 stop22h 12m
Copa Airlines
Tue 9/153:46 pm
AUA
- AUS
1 stop23h 02m
Copa Airlines
Deal found 7/26![Copa Airlines logo]()
$407
This Justfly.com deal was found by Cheapflights users on 7/26. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:50 am
AUS
- MBJ
1 stop26h 41m
Frontier
Sat 10/172:46 pm
MBJ
- AUS
1 stop19h 02m
Frontier
Deal found 7/26![Frontier logo]()
$483
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/259:33 am
AUS
- SJU
2 stops13h 17m
United Airlines
Wed 8/267:00 am
SJU
- AUS
1 stop7h 12m
United Airlines
Deal found 7/26![United Airlines logo]()
$381
This United deal was found by Cheapflights users on 7/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:35 pm
AUS
- STT
2 stops18h 56m
Multiple Airlines
Fri 11/205:40 pm
STT
- AUS
2 stops18h 14m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$771
This deal was found by Cheapflights users on 7/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:20 am
AUS
- NAS
1 stop9h 05m
Delta
Tue 10/273:15 pm
NAS
- AUS
1 stop9h 09m
Delta
Deal found 7/22![Delta logo]()
$386
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1912:55 pm
AUS
- SJU
2 stops8h 05m
Southwest
Tue 8/256:00 am
SJU
- AUS
2 stops11h 20m
Southwest
Deal found 7/23![Southwest logo]()
$388
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:41 pm
AUS
- GCM
2 stops17h 49m
American Airlines
Tue 8/252:10 pm
GCM
- AUS
1 stop9h 49m
American Airlines
Deal found 7/22![American Airlines logo]()
$396
This Copa Airlines deal was found by Cheapflights users on 7/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/62:32 pm
AUS
- SXM
1 stop18h 57m
Copa Airlines
Sun 12/1312:24 pm
SXM
- AUS
1 stop26h 24m
Copa Airlines
Deal found 7/27![Copa Airlines logo]()
$417
This United Airlines deal was found by Cheapflights users on 7/27. 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 10/2112:15 pm
AUS
- SJU
1 stop7h 23m
United Airlines
Wed 10/286:40 am
SJU
- AUS
1 stop9h 41m
United Airlines
Deal found 7/27![United Airlines logo]()
$386
This Delta deal was found by Cheapflights users on 7/27. 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 10/246:25 am
AUS
- NAS
1 stop6h 29m
Delta
Thu 11/122:55 pm
NAS
- AUS
1 stop6h 28m
Delta
Deal found 7/27![Delta logo]()
$390
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Tue 9/15:05 am
AUS
- GCM
1 stop5h 55m
American Airlines
Tue 9/82:10 pm
GCM
- AUS
2 stops20h 34m
American Airlines
Deal found 7/26![American Airlines logo]()
$396
This Copa Airlines deal was found by Cheapflights users on 7/22. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/263:31 pm
AUS
- AUA
1 stop22h 12m
Copa Airlines
Tue 9/291:18 pm
AUA
- AUS
1 stop25h 30m
Copa Airlines
Deal found 7/22![Copa Airlines logo]()
$422
This United Airlines deal was found by Cheapflights users on 7/26. 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 9/27:00 am
AUS
- SJU
2 stops15h 50m
United Airlines
Tue 9/81:00 am
SJU
- AUS
1 stop9h 26m
United Airlines
Deal found 7/26![United Airlines logo]()
$386
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:35 am
AUS
- SJU
2 stops8h 45m
Southwest
Sat 9/125:55 am
SJU
- AUS
2 stops11h 15m
Southwest
Deal found 7/23![Southwest logo]()
$425
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:15 am
AUS
- GCM
1 stop6h 25m
Delta
Sat 9/191:05 pm
GCM
- AUS
1 stop10h 08m
Delta
Deal found 7/24![Delta logo]()
$391
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 8/235:45 pm
AUS
- GCM
2 stops17h 15m
American Airlines
Sun 8/3012:00 pm
GCM
- AUS
1 stop11h 59m
American Airlines
Deal found 7/24![American Airlines logo]()
$401
This Copa Airlines deal was found by Cheapflights users on 7/27. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:31 pm
AUS
- AUA
1 stop22h 12m
Copa Airlines
Tue 9/2212:15 pm
AUA
- AUS
1 stop26h 33m
Copa Airlines
Deal found 7/27![Copa Airlines logo]()
$422
This Delta deal was found by Cheapflights users on 7/27. 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 8/245:15 am
AUS
- GCM
1 stop6h 24m
Delta
Wed 8/261:04 pm
GCM
- AUS
1 stop9h 48m
Delta
Deal found 7/27![Delta logo]()
$391
This United Airlines deal was found by Cheapflights users on 7/22. 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 10/47:00 am
AUS
- GCM
1 stop5h 30m
United Airlines
Sun 10/111:35 pm
GCM
- AUS
1 stop7h 47m
United Airlines
Deal found 7/22![United Airlines logo]()
$391
This American Airlines deal was found by Cheapflights users on 7/27. 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 11/75:44 pm
AUS
- PLS
2 stops17h 17m
American Airlines
Sat 11/143:14 pm
PLS
- AUS
1 stop8h 45m
American Airlines
Deal found 7/27![American Airlines logo]()
$428
This Delta deal was found by Cheapflights users on 7/22. 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.
Thu 8/275:15 am
AUS
- GCM
1 stop6h 24m
Delta
Sun 8/301:04 pm
GCM
- AUS
1 stop11h 14m
Delta
Deal found 7/22![Delta logo]()
$391
This Copa Airlines deal was found by Cheapflights users on 7/23. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:31 pm
AUS
- AUA
1 stop22h 13m
Copa Airlines
Sun 10/251:23 pm
AUA
- AUS
1 stop25h 31m
Copa Airlines
Deal found 7/23![Copa Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 7/26. 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 1/107:00 pm
AUS
- SXM
1 stop16h 50m
United Airlines
Sun 1/174:55 pm
SXM
- AUS
1 stop20h 39m
United Airlines
Deal found 7/26![United Airlines logo]()
$411
This Delta deal was found by Cheapflights users on 7/27. 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 10/295:20 am
AUS
- GCM
1 stop6h 20m
Delta
Mon 11/91:50 pm
GCM
- AUS
1 stop7h 33m
Delta
Deal found 7/27![Delta logo]()
$391
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Sun 9/207:00 pm
AUS
- MBJ
2 stops17h 53m
American Airlines
Sat 9/2612:05 pm
MBJ
- AUS
1 stop10h 31m
American Airlines
Deal found 7/23![American Airlines logo]()
$437
This United Airlines deal was found by Cheapflights users on 7/27. 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 8/2212:12 pm
AUS
- SJU
1 stop7h 26m
United Airlines
Wed 8/261:00 am
SJU
- AUS
2 stops13h 12m
United Airlines
Deal found 7/27![United Airlines logo]()
$413
Last-minute flights from Austin to CaribbeanDiscover last-minute flight deals from Austin to Caribbean. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Caribbean. Data last updated July 27, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/141:40 pm
AUS
- SJU
2 stops8h 25m
Southwest
Tue 9/16:00 am
SJU
- AUS
2 stops11h 20m
Southwest
Deal found 7/23![Southwest logo]()
$358
This Southwest deal was found by Cheapflights users on 7/25. 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.
Sat 8/155:45 am
AUS
- SJU
1 stop15h 10m
Southwest
Sat 8/228:20 am
SJU
- AUS
2 stops7h 45m
Southwest
Deal found 7/25![Southwest logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Sat 8/155:23 pm
AUS
- SJU
1 stop7h 52m
Frontier
Tue 9/13:10 am
SJU
- AUS
1 stop8h 00m
Frontier
Deal found 7/23![Frontier logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Mon 8/1711:00 am
AUS
- SJU
1 stop9h 43m
Frontier
Tue 9/13:10 am
SJU
- AUS
1 stop8h 00m
Frontier
Deal found 7/23![Frontier logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Mon 8/1711:00 am
AUS
- SJU
1 stop9h 43m
Frontier
Sun 8/303:10 am
SJU
- AUS
2 stops14h 29m
Frontier
Deal found 7/23![Frontier logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Wed 8/195:37 pm
AUS
- SJU
2 stops29h 57m
Frontier
Sun 8/233:10 am
SJU
- AUS
1 stop8h 00m
Frontier
Deal found 7/23![Frontier logo]()
$353
This United Airlines deal was found by Cheapflights users on 7/24. 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.
Wed 8/199:33 am
AUS
- SJU
2 stops13h 17m
United Airlines
Mon 8/247:00 am
SJU
- AUS
1 stop7h 12m
United Airlines
Deal found 7/24![United Airlines logo]()
$365
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Fri 8/2110:55 am
AUS
- SJU
1 stop7h 57m
Frontier
Tue 9/13:10 am
SJU
- AUS
1 stop8h 00m
Frontier
Deal found 7/23![Frontier logo]()
$368
This Southwest deal was found by Cheapflights users on 7/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
AUS
- SJU
2 stops9h 40m
Southwest
Thu 8/275:30 am
SJU
- AUS
2 stops15h 30m
Southwest
Deal found 7/23![Southwest logo]()
$356
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Sat 8/226:02 pm
AUS
- SXM
1 stop18h 20m
American Airlines
Sat 8/292:22 pm
SXM
- AUS
1 stop8h 33m
American Airlines
Deal found 7/23![American Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:37 pm
AUS
- SJU
2 stops30h 19m
Frontier
Sun 8/308:57 pm
SJU
- AUS
1 stop14h 13m
Frontier
Deal found 7/24![Frontier logo]()
$355
This Southwest deal was found by Cheapflights users on 7/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/302:25 pm
AUS
- SJU
2 stops9h 05m
Southwest
Sat 9/55:55 am
SJU
- AUS
2 stops11h 15m
Southwest
Deal found 7/24![Southwest logo]()
$361
One-way flights from Austin to CaribbeanSearch for one-way flight options from Austin to Caribbean. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
Search for one-way flight options from Austin to Caribbean. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This American Airlines deal was found by Cheapflights users on 7/24. 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.
Sun 8/26:00 am
AUS
- NAS
1 stop7h 47m
American Airlines
Deal found 7/24![American Airlines logo]()
$139
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:15 am
AUS
- SJU
1 stop7h 23m
Delta
Deal found 7/24![Delta logo]()
$143
This Southwest deal was found by Cheapflights users on 7/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:00 am
AUS
- SXM
1 stop8h 05m
Southwest
Deal found 7/22![Southwest logo]()
$143
This Delta deal was found by Cheapflights users on 7/27. 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 8/45:15 am
AUS
- GCM
1 stop6h 24m
Delta
Deal found 7/27![Delta logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/205:37 pm
AUS
- SJU
2 stops30h 19m
Frontier
Deal found 7/24![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Tue 10/2010:50 am
AUS
- SJU
2 stops12h 07m
Frontier
Deal found 7/23![Frontier logo]()
$147
This Delta deal was found by Cheapflights users on 7/26. 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 8/221:34 pm
AUS
- SJU
1 stop7h 55m
Delta
Deal found 7/26![Delta logo]()
$148
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/213:41 pm
AUS
- SXM
2 stops20h 41m
American Airlines
Deal found 7/22![American Airlines logo]()
$148
This United Airlines deal was found by Cheapflights users on 7/26. 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 8/55:30 am
AUS
- GCM
1 stop7h 00m
United Airlines
Deal found 7/26![United Airlines logo]()
$148
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/93:41 pm
AUS
- GCM
2 stops19h 19m
American Airlines
Deal found 7/22![American Airlines logo]()
$149
This American Airlines deal was found by Cheapflights users on 7/23. 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.
Wed 9/304:32 pm
AUS
- GCM
2 stops18h 55m
American Airlines
Deal found 7/23![American Airlines logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Mon 8/245:37 pm
AUS
- SJU
2 stops30h 19m
Frontier
Deal found 7/25![Frontier logo]()
$155
Find flight deals from Austin to Caribbean
Keep the following information in mind while searching for Austin to Caribbean flight deals. Data was last updated July 27, 2026.
Round-trip from | $351 (Southwest) |
|---|---|
One-way from | $139 (American Airlines) |
Popular in | December |
Cheapest in | January |
Average price | $521 |
Good one-way deal | $178 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin 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 July 27, 2026.
Use the filters below to find and compare flights from Austin to Caribbean that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Sat 8/22
8:35 am-6:15 pm
2 stops8h 40m
San Juan Luis Munoz Marin Intl
Thu 8/27
5:30 am-8:00 pm
2 stops15h 30m
$351
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 9/16
12:12 pm-8:38 pm
1 stop7h 26m
San Juan Luis Munoz Marin Intl
Sat 9/26
1:00 am-9:59 am
1 stop9h 59m
$376
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Tue 8/25
9:33 am-11:50 pm
2 stops13h 17m
San Juan Luis Munoz Marin Intl
Wed 8/26
7:00 am-1:12 pm
1 stop7h 12m
$381
AustinSimpson Bay
AUS - SXM
AUSSXM
Austin Bergstrom
Sun 10/4
6:35 pm-1:53 pm
1 stop18h 18m
Simpson Bay Princess Juliana
Sat 10/24
3:14 pm-11:24 pm
1 stop9h 10m
$385
AustinNassau
AUS - NAS
AUSNAS
Austin Bergstrom
Sat 10/24
5:20 am-3:25 pm
1 stop9h 05m
Nassau Intl
Tue 10/27
3:15 pm-11:24 pm
1 stop9h 09m
$386
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 10/21
12:15 pm-8:38 pm
1 stop7h 23m
San Juan Luis Munoz Marin Intl
Wed 10/28
6:40 am-3:21 pm
1 stop9h 41m
$386
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 9/2
7:00 am-11:50 pm
2 stops15h 50m
San Juan Luis Munoz Marin Intl
Tue 9/8
1:00 am-9:26 am
1 stop9h 26m
$386
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 8/19
12:55 pm-10:00 pm
2 stops8h 05m
San Juan Luis Munoz Marin Intl
Tue 8/25
6:00 am-4:20 pm
2 stops11h 20m
$388
Quickest round-trip
AustinNassau
AUS - NAS
AUSNAS
Austin Bergstrom
Sat 10/24
6:25 am-1:54 pm
1 stop6h 29m
Nassau Intl
Thu 11/12
2:55 pm-8:23 pm
1 stop6h 28m
$390
AustinGeorge Town
AUS - GCM
AUSGCM
Austin Bergstrom
Sat 9/12
5:15 am-11:40 am
1 stop6h 25m
George Town Owen Roberts Intl
Sat 9/19
1:05 pm-11:13 pm
1 stop10h 08m
$391
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Austin to Caribbean
Have a flexible travel schedule? Discover the best time to fly to Caribbean from Austin with our price prediction graph.
AUS-NAS
AUS-SJU
AUS-SXM
AUS-GCM
AUS-PUJ
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 Austin to Caribbean
AUS-0CB
AUS-NAS
AUS-SJU
AUS-SXM
AUS-GCM
What is the cheapest month to book a flight from Austin to Caribbean?
Currently, January is the cheapest month in which you can book a flight from Austin to Caribbean (average of $407). Flying from Austin to Caribbean in December is currently the most expensive (average of $593). 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 AUS to CB?
Find hourly flight availability from Austin 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 July 27, 2026.
When flying from Austin 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.
How far ahead should I book a flight from Austin to Caribbean?
The best time to book flights from Austin to Caribbean is 86 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 July 27, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Austin to Caribbean by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Overall
8.0
Food
7.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Austin to Caribbean. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Austin 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 Austin to Caribbean by cabin class
Find flights from Austin to Caribbean, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Caribbean flights
Browse other Austin and Caribbean flight options. Last updated on July 27, 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.
Austin to Caribbean flights
Consider these flights traveling from Austin to Caribbean.
Top 6 airlines flying from Austin to Caribbean
Discover the top 6 airlines that operate flights from Austin 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 July 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$357 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$162 | Average$461 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$212 | Average$441 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$225 | Average$591 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$232 | Average$501 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$279 | Average$544 | FlexibilityNo cancel fee | On-time63% |