$114+ Cheap flights from Austin (AUS) to Puerto Rico
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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SJU
Apr 22 — Apr 291
Round-trip
1 adult, Economy
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Find cheap flights from Austin to Puerto Rico with Cheapflights
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Cheapest flights from Austin to Puerto RicoExplore the most affordable flight options available from Austin to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.
Explore the most affordable flight options available from Austin to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.
This CheapOair deal was found by Cheapflights users on 3/23. 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.
Wed 4/84:14 pm
AUS
- SJU
1 stop7h 38m
Multiple Airlines
Sat 4/1112:55 pm
SJU
- AUS
1 stop12h 47m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$236
This CheapOair deal was found by Cheapflights users on 3/18. 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.
Fri 4/104:59 pm
AUS
- SJU
1 stop17h 50m
Spirit Airlines
Thu 4/1612:57 pm
SJU
- AUS
1 stop11h 43m
Spirit Airlines
Deal found 3/18![Spirit Airlines logo]()
$237
This CheapOair deal was found by Cheapflights users on 3/18. 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.
Tue 4/76:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Thu 4/97:54 pm
SJU
- AUS
1 stop29h 30m
Spirit Airlines
Deal found 3/18![Spirit Airlines logo]()
$240
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:14 pm
AUS
- SJU
1 stop7h 38m
Multiple Airlines
Fri 4/1012:55 pm
SJU
- AUS
1 stop12h 29m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$241
This CheapOair deal was found by Cheapflights users on 3/18. 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.
Wed 4/16:12 am
AUS
- SJU
1 stop16h 46m
Spirit Airlines
Wed 4/87:54 pm
SJU
- AUS
1 stop29h 30m
Spirit Airlines
Deal found 3/18![Spirit Airlines logo]()
$242
This Frontier deal was found by Cheapflights users on 3/18. 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 5/611:30 am
AUS
- SJU
1 stop10h 13m
Frontier
Fri 5/83:03 am
SJU
- AUS
1 stop8h 42m
Frontier
Deal found 3/18![Frontier logo]()
$243
This Travelocity deal was found by Cheapflights users on 3/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:12 pm
AUS
- SJU
1 stop13h 42m
Multiple Airlines
Sat 5/212:57 pm
SJU
- AUS
1 stop11h 43m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$245
This Frontier deal was found by Cheapflights users on 3/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/38:59 pm
AUS
- SJU
1 stop11h 55m
Frontier
Thu 5/73:03 am
SJU
- AUS
1 stop8h 42m
Frontier
Deal found 3/22![Frontier logo]()
$246
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:14 pm
AUS
- SJU
1 stop7h 38m
Multiple Airlines
Thu 4/912:55 pm
SJU
- AUS
1 stop12h 29m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Wed 4/86:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Thu 4/97:54 pm
SJU
- AUS
1 stop21h 10m
Spirit Airlines
Deal found 3/20![Spirit Airlines logo]()
$250
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:12 am
AUS
- SJU
1 stop11h 43m
Multiple Airlines
Wed 4/153:21 am
SJU
- AUS
1 stop15h 56m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$251
This Trip.com deal was found by Cheapflights users on 3/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:12 am
AUS
- SJU
1 stop11h 43m
Multiple Airlines
Thu 4/166:00 am
SJU
- AUS
1 stop18h 40m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$252
Best flights from Austin to Puerto RicoDiscover carefully curated flight deals from Austin to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 23, 2026.
Discover carefully curated flight deals from Austin to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 23, 2026.
This Delta deal was found by Cheapflights users on 3/20. 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 4/145:25 am
AUS
- SJU
1 stop7h 00m
Delta
Tue 4/216:15 am
SJU
- AUS
1 stop7h 29m
Delta
Deal found 3/20![Delta logo]()
$314
This Southwest deal was found by Cheapflights users on 3/18. 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 5/158:25 am
AUS
- SJU
1 stop14h 15m
Southwest
Wed 5/208:10 am
SJU
- AUS
2 stops11h 15m
Southwest
Deal found 3/18![Southwest logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/84:14 pm
AUS
- BQN
2 stops32h 39m
Multiple Airlines
Mon 4/132:38 am
BQN
- AUS
1 stop17h 39m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$401
This United Airlines deal was found by Cheapflights users on 3/18. 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 4/2512:14 pm
AUS
- SJU
1 stop8h 10m
United Airlines
Fri 5/11:00 am
SJU
- AUS
2 stops16h 20m
United Airlines
Deal found 3/18![United Airlines logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 3/22. 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.
Mon 6/810:42 pm
AUS
- BQN
2 stops26h 22m
Frontier
Thu 6/112:59 am
BQN
- AUS
1 stop7h 53m
Frontier
Deal found 3/22![Frontier logo]()
$548
This Delta deal was found by Cheapflights users on 3/20. 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.
Wed 9/25:40 am
AUS
- SJU
1 stop9h 55m
Delta
Tue 9/227:30 am
SJU
- AUS
1 stop7h 11m
Delta
Deal found 3/20![Delta logo]()
$336
This Southwest deal was found by Cheapflights users on 3/22. 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.
Wed 9/98:20 am
AUS
- SJU
2 stops9h 40m
Southwest
Wed 9/166:00 am
SJU
- AUS
2 stops11h 20m
Southwest
Deal found 3/22![Southwest logo]()
$416
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 5/27:00 am
AUS
- SJU
2 stops15h 50m
United Airlines
Fri 5/81:00 am
SJU
- AUS
2 stops15h 24m
United Airlines
Deal found 3/20![United Airlines logo]()
$426
This Southwest deal was found by Cheapflights users on 3/18. 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 9/98:20 am
AUS
- SJU
2 stops9h 40m
Southwest
Wed 9/236:00 am
SJU
- AUS
2 stops11h 20m
Southwest
Deal found 3/18![Southwest logo]()
$416
This United Airlines deal was found by Cheapflights users on 3/18. 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.
Thu 8/67:44 pm
AUS
- SJU
1 stop8h 45m
United Airlines
Tue 8/111:00 am
SJU
- AUS
1 stop9h 35m
United Airlines
Deal found 3/18![United Airlines logo]()
$444
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
Sun 5/38:59 pm
AUS
- BQN
1 stop27h 44m
Multiple Airlines
Sun 5/102:59 am
BQN
- AUS
2 stops22h 00m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$491
This Southwest deal was found by Cheapflights users on 3/21. 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 7/83:15 pm
AUS
- SJU
1 stop7h 30m
Southwest
Sun 7/127:00 pm
SJU
- AUS
1 stop6h 10m
Southwest
Deal found 3/21![Southwest logo]()
$416
This Priceline deal was found by Cheapflights users on 3/19. 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 6/36:00 am
AUS
- BQN
1 stop6h 53m
Multiple Airlines
Tue 6/162:59 am
BQN
- AUS
1 stop7h 53m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Sat 5/27:00 am
AUS
- SJU
2 stops15h 50m
United Airlines
Mon 5/41:00 am
SJU
- AUS
2 stops15h 24m
United Airlines
Deal found 3/19![United Airlines logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/268:16 pm
AUS
- BQN
1 stop28h 26m
Frontier
Mon 4/62:43 am
BQN
- AUS
2 stops13h 29m
Frontier
Deal found 3/21![Frontier logo]()
$593
This Southwest deal was found by Cheapflights users on 3/21. 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.
Sat 8/15:05 am
AUS
- SJU
1 stop9h 45m
Southwest
Sat 8/86:25 am
SJU
- AUS
2 stops9h 00m
Southwest
Deal found 3/21![Southwest logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Sat 4/46:12 am
AUS
- BQN
2 stops18h 41m
Multiple Airlines
Tue 4/72:43 am
BQN
- AUS
1 stop17h 34m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$546
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Wed 6/36:40 am
AUS
- BQN
2 stops15h 29m
United Airlines
Tue 6/1612:15 am
BQN
- AUS
2 stops12h 41m
United Airlines
Deal found 3/19![United Airlines logo]()
$500
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Thu 5/79:35 am
AUS
- BQN
2 stops12h 34m
United Airlines
Sun 5/1012:15 am
BQN
- AUS
1 stop10h 15m
United Airlines
Deal found 3/20![United Airlines logo]()
$513
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/266:45 am
AUS
- BQN
2 stops17h 57m
Multiple Airlines
Sun 4/52:43 am
BQN
- AUS
1 stop17h 34m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$633
This United Airlines deal was found by Cheapflights users on 3/22. 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.
Mon 6/87:10 am
AUS
- BQN
2 stops14h 59m
United Airlines
Thu 6/1112:15 am
BQN
- AUS
2 stops12h 41m
United Airlines
Deal found 3/22![United Airlines logo]()
$559
This Mytrip deal was found by Cheapflights users on 3/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/26:12 am
AUS
- VQS
3 stops30h 04m
Multiple Airlines
Mon 4/64:13 pm
VQS
- AUS
3 stops33h 11m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$747
This Mytrip deal was found by Cheapflights users on 3/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:00 am
AUS
- VQS
3 stops28h 24m
Multiple Airlines
Sun 4/265:54 pm
VQS
- AUS
3 stops30h 46m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$897
This United Airlines deal was found by Cheapflights users on 3/19. 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.
Thu 5/74:47 pm
AUS
- CPX
2 stops22h 26m
United Airlines
Thu 5/1410:30 am
CPX
- AUS
2 stops13h 45m
United Airlines
Deal found 3/19![United Airlines logo]()
$1,146
This Priceline deal was found by Cheapflights users on 3/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1812:16 pm
AUS
- PSE
1 stop21h 10m
Multiple Airlines
Sat 4/258:39 am
PSE
- AUS
2 stops34h 40m
Multiple Airlines
Deal found 3/20![Multiple Airlines logo]()
$1,261
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Mon 5/114:47 pm
AUS
- CPX
2 stops22h 26m
United Airlines
Thu 5/1410:30 am
CPX
- AUS
2 stops13h 45m
United Airlines
Deal found 3/20![United Airlines logo]()
$1,226
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 5/204:47 pm
AUS
- CPX
2 stops22h 26m
United Airlines
Fri 5/2910:48 am
CPX
- AUS
2 stops13h 32m
United Airlines
Deal found 3/20![United Airlines logo]()
$1,291
This United Airlines deal was found by Cheapflights users on 3/20. 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 5/194:47 pm
AUS
- CPX
2 stops22h 26m
United Airlines
Fri 5/2910:48 am
CPX
- AUS
2 stops13h 32m
United Airlines
Deal found 3/20![United Airlines logo]()
$1,427
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 5/204:47 pm
AUS
- CPX
2 stops22h 26m
United Airlines
Thu 5/2810:30 am
CPX
- AUS
2 stops27h 50m
United Airlines
Deal found 3/20![United Airlines logo]()
$1,475
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Wed 5/204:47 pm
AUS
- CPX
2 stops22h 26m
United Airlines
Wed 6/1010:48 am
CPX
- AUS
2 stops13h 24m
United Airlines
Deal found 3/20![United Airlines logo]()
$1,572
Last-minute flights from Austin to Puerto RicoDiscover last-minute flight deals from Austin to Puerto Rico. Data last updated March 23, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Puerto Rico. Data last updated March 23, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:11 am
AUS
- BQN
1 stop14h 46m
Multiple Airlines
Fri 4/109:14 pm
BQN
- AUS
1 stop23h 03m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$416
This CheapOair deal was found by Cheapflights users on 3/18. 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.
Wed 4/16:12 am
AUS
- SJU
1 stop16h 46m
Spirit Airlines
Wed 4/87:54 pm
SJU
- AUS
1 stop29h 30m
Spirit Airlines
Deal found 3/18![Spirit Airlines logo]()
$242
This CheapOair deal was found by Cheapflights users on 3/18. 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.
Tue 4/76:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Thu 4/97:54 pm
SJU
- AUS
1 stop29h 30m
Spirit Airlines
Deal found 3/18![Spirit Airlines logo]()
$240
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:14 pm
AUS
- SJU
1 stop7h 38m
Multiple Airlines
Fri 4/1012:55 pm
SJU
- AUS
1 stop12h 29m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$241
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/74:14 pm
AUS
- SJU
1 stop7h 38m
Multiple Airlines
Thu 4/912:55 pm
SJU
- AUS
1 stop12h 29m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$249
This CheapOair deal was found by Cheapflights users on 3/23. 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.
Wed 4/84:14 pm
AUS
- SJU
1 stop7h 38m
Multiple Airlines
Sat 4/1112:55 pm
SJU
- AUS
1 stop12h 47m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 3/20. 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.
Wed 4/86:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Thu 4/97:54 pm
SJU
- AUS
1 stop21h 10m
Spirit Airlines
Deal found 3/20![Spirit Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 4/84:14 pm
AUS
- BQN
2 stops32h 39m
Multiple Airlines
Mon 4/132:38 am
BQN
- AUS
1 stop17h 39m
Multiple Airlines
Deal found 3/18![Multiple Airlines logo]()
$401
This CheapOair deal was found by Cheapflights users on 3/18. 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.
Fri 4/104:59 pm
AUS
- SJU
1 stop17h 50m
Spirit Airlines
Thu 4/1612:57 pm
SJU
- AUS
1 stop11h 43m
Spirit Airlines
Deal found 3/18![Spirit Airlines logo]()
$237
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:12 am
AUS
- SJU
1 stop11h 43m
Multiple Airlines
Wed 4/153:21 am
SJU
- AUS
1 stop15h 56m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$251
This Trip.com deal was found by Cheapflights users on 3/19. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/146:12 am
AUS
- SJU
1 stop11h 43m
Multiple Airlines
Thu 4/166:00 am
SJU
- AUS
1 stop18h 40m
Multiple Airlines
Deal found 3/19![Multiple Airlines logo]()
$252
This CheapOair deal was found by Cheapflights users on 3/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:12 pm
AUS
- SJU
1 stop13h 42m
Multiple Airlines
Sat 5/212:57 pm
SJU
- AUS
1 stop11h 43m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$243
One-way flights from Austin to Puerto RicoSearch for one-way flight options from Austin to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
Search for one-way flight options from Austin to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 3/296:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 3/18![Spirit Airlines logo]()
$114
This Priceline deal was found by Cheapflights users on 3/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:12 pm
AUS
- SJU
1 stop26h 31m
Frontier
Deal found 3/18![Frontier logo]()
$117
This CheapOair deal was found by Cheapflights users on 3/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 3/20![Spirit Airlines logo]()
$118
This Travelocity deal was found by Cheapflights users on 3/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:30 am
AUS
- SJU
1 stop10h 13m
Frontier
Deal found 3/20![Frontier logo]()
$123
This CheapOair deal was found by Cheapflights users on 3/18. 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.
Tue 4/76:12 am
AUS
- SJU
1 stop11h 43m
Spirit Airlines
Deal found 3/18![Spirit Airlines logo]()
$126
This Super.com deal was found by Cheapflights users on 3/21. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2810:11 am
AUS
- SJU
1 stop9h 20m
Frontier
Deal found 3/21![Frontier logo]()
$127
This Delta deal was found by Cheapflights users on 3/19. 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.
Sat 4/258:25 am
AUS
- SJU
1 stop10h 59m
Delta
Deal found 3/19![Delta logo]()
$128
This Travelocity deal was found by Cheapflights users on 3/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:12 pm
AUS
- SJU
1 stop26h 36m
Frontier
Deal found 3/21![Frontier logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
Mon 4/64:59 pm
AUS
- SJU
1 stop24h 56m
Spirit Airlines
Deal found 3/19![Spirit Airlines logo]()
$130
This Expedia deal was found by Cheapflights users on 3/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/298:36 pm
AUS
- BQN
1 stop28h 06m
Frontier
Deal found 3/21![Frontier logo]()
$134
This Kiwi.com deal was found by Cheapflights users on 3/22. 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.
Sun 4/126:45 am
AUS
- BQN
2 stops42h 08m
Frontier
Deal found 3/22![Frontier logo]()
$155
This Trip.com deal was found by Cheapflights users on 3/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:12 pm
AUS
- BQN
1 stop28h 41m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$171
Find flight deals from Austin to Puerto Rico
Keep the following information in mind while searching for Austin to Puerto Rico flight deals. Data was last updated March 23, 2026.
Round-trip from | $237 (CheapOair) |
|---|---|
One-way from | $114 (Kiwi.com) |
Popular in | December |
Cheapest in | October |
Average price | $459 |
Good round-trip deal | $303 or less |
Good one-way deal | $268 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Austin to Puerto Rico 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 March 23, 2026.
Use the filters below to find and compare flights from Austin to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Tue 4/14
5:25 am-1:25 pm
1 stop7h 00m
San Juan Luis Munoz Marin Intl
Tue 4/21
6:15 am-12:44 pm
1 stop7h 29m
$314
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 9/2
5:40 am-4:35 pm
1 stop9h 55m
San Juan Luis Munoz Marin Intl
Tue 9/22
7:30 am-1:41 pm
1 stop7h 11m
$336
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Fri 5/15
8:25 am-11:40 pm
1 stop14h 15m
San Juan Luis Munoz Marin Intl
Wed 5/20
8:10 am-6:25 pm
2 stops11h 15m
$364
AustinAguadilla
AUS - BQN
AUSBQN
Austin Bergstrom
Wed 4/8
4:14 pm-1:53 am
2 stops32h 39m
Aguadilla Borinquen
Mon 4/13
2:38 am-7:17 pm
1 stop17h 39m
$401
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 9/9
8:20 am-7:00 pm
2 stops9h 40m
San Juan Luis Munoz Marin Intl
Wed 9/16
6:00 am-4:20 pm
2 stops11h 20m
$416
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 9/9
8:20 am-7:00 pm
2 stops9h 40m
San Juan Luis Munoz Marin Intl
Wed 9/23
6:00 am-4:20 pm
2 stops11h 20m
$416
Quickest round-trip
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 7/8
3:15 pm-11:45 pm
1 stop7h 30m
San Juan Luis Munoz Marin Intl
Sun 7/12
7:00 pm-12:10 am
1 stop6h 10m
$416
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Sat 4/25
12:14 pm-9:24 pm
1 stop8h 10m
San Juan Luis Munoz Marin Intl
Fri 5/1
1:00 am-4:20 pm
2 stops16h 20m
$420
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Sat 5/2
7:00 am-11:50 pm
2 stops15h 50m
San Juan Luis Munoz Marin Intl
Fri 5/8
1:00 am-3:24 pm
2 stops15h 24m
$426
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Thu 8/6
7:44 pm-5:29 am
1 stop8h 45m
San Juan Luis Munoz Marin Intl
Tue 8/11
1:00 am-9:35 am
1 stop9h 35m
$444
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Austin to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Austin with our price prediction graph.
AUS-SJU
AUS-BQN
AUS-PSE
AUS-CPX
AUS-VQS
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 Puerto Rico
AUS-PR0
AUS-SJU
AUS-BQN
AUS-PSE
AUS-CPX
What is the cheapest month to book a flight from Austin to Puerto Rico?
Currently, September is the cheapest month in which you can book a flight from Austin to Puerto Rico (average of $116). Flying from Austin to Puerto Rico 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 AUS to PR?
Find hourly flight availability from Austin to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 23, 2026.
When flying from Austin to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated March 23, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Austin to Puerto Rico have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Entertainment
7.5
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Austin to Puerto Rico. 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 Puerto Rico
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Austin to Puerto Rico by cabin class
Find flights from Austin to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Austin and Puerto Rico flights
Browse other Austin and Puerto Rico flight options. Last updated on March 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Austin to Puerto Rico flights
Consider these flights traveling from Austin to Puerto Rico.
Top 7 airlines flying from Austin to Puerto Rico
Discover the top 7 airlines that operate flights from Austin to Puerto Rico. 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 March 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$120 | Average$329 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$132 | Average$355 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$139 | Average$329 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$211 | Average$449 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$225 | Average$433 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$245 | Average$451 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$260 | Average$465 | FlexibilityNo cancel fee | On-time63% |