$131+ Cheap flights from Puerto Rico to Austin (AUS)
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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — AUS
may. 21 — may. 281
Round-trip
1 adult, Economy
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Find cheap flights from Puerto Rico to Austin with Cheapflights
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Cheapest flights from Puerto Rico to AustinExplore the most affordable flight options available from Puerto Rico to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 21, 2026.
Explore the most affordable flight options available from Puerto Rico to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 21, 2026.
This CheapOair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/3012:57 pm
SJU
- AUS
1 stop11h 43m
Multiple Airlines
sáb. 5/911:30 am
AUS
- SJU
1 stop10h 13m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$245
This deal was found by Cheapflights users on 4/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/53:03 am
SJU
- AUS
1 stop8h 32m
Frontier
sáb. 5/1611:30 am
AUS
- SJU
1 stop10h 13m
Frontier
Deal found 4/19![Frontier logo]()
$251
This Priceline deal was found by Cheapflights users on 4/19. 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.
mar. 5/56:00 am
SJU
- AUS
1 stop29h 35m
Frontier
vie. 5/811:30 am
AUS
- SJU
1 stop19h 34m
Frontier
Deal found 4/19![Frontier logo]()
$256
This CheapOair deal was found by Cheapflights users on 4/21. 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.
lun. 5/411:07 am
SJU
- AUS
1 stop8h 10m
Frontier
vie. 5/811:30 am
AUS
- SJU
1 stop13h 38m
Frontier
Deal found 4/21![Frontier logo]()
$271
This Delta deal was found by Cheapflights users on 4/20. 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.
vie. 8/282:40 pm
SJU
- AUS
1 stop9h 23m
Delta
lun. 8/3110:52 am
AUS
- SJU
1 stop10h 31m
Delta
Deal found 4/20![Delta logo]()
$272
This CheapOair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/3012:57 pm
SJU
- AUS
1 stop11h 43m
Multiple Airlines
dom. 5/38:59 pm
AUS
- SJU
1 stop11h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$277
This eDestinos deal was found by Cheapflights users on 4/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/43:03 am
SJU
- AUS
2 stops35h 05m
Frontier
mar. 5/125:47 pm
AUS
- SJU
2 stops37h 17m
Frontier
Deal found 4/20![Frontier logo]()
$279
This Priceline deal was found by Cheapflights users on 4/19. 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.
mar. 5/123:03 am
SJU
- AUS
1 stop8h 32m
Frontier
lun. 5/1811:18 am
AUS
- SJU
1 stop10h 25m
Frontier
Deal found 4/19![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/812:59 am
SJU
- AUS
1 stop9h 32m
Multiple Airlines
mié. 5/139:13 pm
AUS
- SJU
2 stops49h 44m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
vie. 5/13:23 pm
SJU
- AUS
1 stop26h 43m
Frontier
mié. 5/62:03 pm
AUS
- SJU
2 stops11h 05m
Frontier
Deal found 4/18![Frontier logo]()
$290
This Frontier deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/306:30 am
SJU
- AUS
1 stop12h 47m
Frontier
dom. 5/38:59 pm
AUS
- SJU
1 stop11h 55m
Frontier
Deal found 4/16![Frontier logo]()
$291
This Priceline deal was found by Cheapflights users on 4/20. 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.
mié. 6/32:59 am
BQN
- AUS
1 stop15h 05m
Frontier
dom. 6/76:00 pm
AUS
- BQN
1 stop7h 02m
Frontier
Deal found 4/20![Frontier logo]()
$349
Best flights from Puerto Rico to AustinDiscover carefully curated flight deals from Puerto Rico to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 21, 2026.
Discover carefully curated flight deals from Puerto Rico to Austin that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated abril 21, 2026.
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/282:48 pm
SJU
- AUS
1 stop8h 14m
Delta
lun. 6/85:30 am
AUS
- SJU
1 stop10h 16m
Delta
Deal found 4/17![Delta logo]()
$356
This Frontier deal was found by Cheapflights users on 4/20. 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.
jue. 5/73:03 am
SJU
- AUS
1 stop8h 42m
Frontier
lun. 5/1111:30 am
AUS
- SJU
1 stop10h 13m
Frontier
Deal found 4/20![Frontier logo]()
$376
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/2212:15 am
BQN
- AUS
2 stops16h 12m
United Airlines
lun. 9/286:40 am
AUS
- BQN
2 stops15h 29m
United Airlines
Deal found 4/16![United Airlines logo]()
$456
This Southwest deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/2511:15 am
SJU
- AUS
2 stops9h 15m
Southwest
mar. 4/2811:20 am
AUS
- SJU
2 stops8h 45m
Southwest
Deal found 4/17![Southwest logo]()
$526
This Priceline deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/124:45 am
BQN
- AUS
2 stops18h 32m
Multiple Airlines
vie. 6/2610:37 am
AUS
- BQN
1 stop23h 56m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$555
This Delta deal was found by Cheapflights users on 4/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 6/1012:54 pm
SJU
- AUS
1 stop10h 18m
Delta
jue. 7/95:30 am
AUS
- SJU
1 stop10h 15m
Delta
Deal found 4/18![Delta logo]()
$356
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/131:14 pm
SJU
- AUS
1 stop12h 17m
Delta
lun. 5/185:25 am
AUS
- SJU
1 stop7h 13m
Delta
Deal found 4/16![Delta logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/52:59 am
BQN
- AUS
1 stop8h 36m
Frontier
dom. 5/105:47 pm
AUS
- BQN
2 stops31h 15m
Frontier
Deal found 4/16![Frontier logo]()
$407
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/172:42 pm
SJU
- AUS
1 stop8h 25m
Delta
dom. 7/195:30 am
AUS
- SJU
1 stop7h 02m
Delta
Deal found 4/16![Delta logo]()
$412
This United Airlines deal was found by Cheapflights users on 4/19. 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.
mié. 6/241:00 am
SJU
- AUS
2 stops16h 07m
United Airlines
mar. 6/306:40 am
AUS
- SJU
2 stops13h 44m
United Airlines
Deal found 4/19![United Airlines logo]()
$531
This United Airlines deal was found by Cheapflights users on 4/20. 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.
jue. 5/71:00 am
SJU
- AUS
2 stops16h 19m
United Airlines
lun. 5/118:45 am
AUS
- SJU
1 stop10h 49m
United Airlines
Deal found 4/20![United Airlines logo]()
$531
This CheapOair deal was found by Cheapflights users on 4/20. 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.
jue. 4/307:05 pm
SJU
- AUS
2 stops20h 51m
Multiple Airlines
dom. 5/38:59 pm
AUS
- SJU
1 stop11h 55m
Multiple Airlines
Deal found 4/20![Multiple Airlines logo]()
$588
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/46:00 am
SJU
- AUS
1 stop8h 53m
Delta
mar. 7/75:30 am
AUS
- SJU
1 stop7h 02m
Delta
Deal found 4/16![Delta logo]()
$456
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/512:15 am
BQN
- AUS
2 stops14h 58m
United Airlines
dom. 5/109:35 am
AUS
- BQN
2 stops12h 34m
United Airlines
Deal found 4/17![United Airlines logo]()
$601
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/201:00 am
SJU
- AUS
2 stops13h 12m
United Airlines
mié. 5/276:40 am
AUS
- SJU
2 stops16h 10m
United Airlines
Deal found 4/17![United Airlines logo]()
$611
This United Airlines deal was found by Cheapflights users on 4/19. 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.
lun. 5/412:15 am
BQN
- AUS
2 stops16h 09m
United Airlines
sáb. 5/99:35 am
AUS
- BQN
2 stops12h 34m
United Airlines
Deal found 4/19![United Airlines logo]()
$663
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/2512:15 am
BQN
- AUS
2 stops12h 37m
United Airlines
sáb. 8/296:25 am
AUS
- BQN
2 stops15h 44m
United Airlines
Deal found 4/17![United Airlines logo]()
$666
This United Airlines deal was found by Cheapflights users on 4/18. 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.
mar. 8/2510:48 am
CPX
- AUS
2 stops27h 16m
United Airlines
mié. 8/265:05 pm
AUS
- CPX
2 stops23h 16m
United Airlines
Deal found 4/18![United Airlines logo]()
$991
Last-minute flights from Puerto Rico to AustinDiscover last-minute flight deals from Puerto Rico to Austin. Data last updated abril 21, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Austin. Data last updated abril 21, 2026 and is based on user searches.
This CheapOair deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/3012:57 pm
SJU
- AUS
1 stop11h 43m
Multiple Airlines
sáb. 5/911:30 am
AUS
- SJU
1 stop10h 13m
Multiple Airlines
Deal found 4/16![Multiple Airlines logo]()
$245
This CheapOair deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/3012:57 pm
SJU
- AUS
1 stop11h 43m
Multiple Airlines
dom. 5/38:59 pm
AUS
- SJU
1 stop11h 55m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$277
This Frontier deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/306:30 am
SJU
- AUS
1 stop12h 47m
Frontier
dom. 5/38:59 pm
AUS
- SJU
1 stop11h 55m
Frontier
Deal found 4/16![Frontier logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
vie. 5/13:23 pm
SJU
- AUS
1 stop26h 43m
Frontier
mié. 5/62:03 pm
AUS
- SJU
2 stops11h 05m
Frontier
Deal found 4/18![Frontier logo]()
$290
This CheapOair deal was found by Cheapflights users on 4/21. 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.
lun. 5/411:07 am
SJU
- AUS
1 stop8h 10m
Frontier
vie. 5/811:30 am
AUS
- SJU
1 stop13h 38m
Frontier
Deal found 4/21![Frontier logo]()
$271
This eDestinos deal was found by Cheapflights users on 4/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/43:03 am
SJU
- AUS
2 stops35h 05m
Frontier
mar. 5/125:47 pm
AUS
- SJU
2 stops37h 17m
Frontier
Deal found 4/20![Frontier logo]()
$279
This deal was found by Cheapflights users on 4/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/53:03 am
SJU
- AUS
1 stop8h 32m
Frontier
sáb. 5/1611:30 am
AUS
- SJU
1 stop10h 13m
Frontier
Deal found 4/19![Frontier logo]()
$251
This Priceline deal was found by Cheapflights users on 4/19. 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.
mar. 5/56:00 am
SJU
- AUS
1 stop29h 35m
Frontier
vie. 5/811:30 am
AUS
- SJU
1 stop19h 34m
Frontier
Deal found 4/19![Frontier logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/52:59 am
BQN
- AUS
1 stop8h 36m
Frontier
dom. 5/105:47 pm
AUS
- BQN
2 stops31h 15m
Frontier
Deal found 4/16![Frontier logo]()
$407
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/812:59 am
SJU
- AUS
1 stop9h 32m
Multiple Airlines
mié. 5/139:13 pm
AUS
- SJU
2 stops49h 44m
Multiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$289
This Priceline deal was found by Cheapflights users on 4/19. 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.
mar. 5/123:03 am
SJU
- AUS
1 stop8h 32m
Frontier
lun. 5/1811:18 am
AUS
- SJU
1 stop10h 25m
Frontier
Deal found 4/19![Frontier logo]()
$281
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
vie. 5/226:41 pm
SJU
- AUS
2 stops26h 37m
Multiple Airlines
mié. 5/276:00 am
AUS
- SJU
1 stop15h 42m
Multiple Airlines
Deal found 4/18![Multiple Airlines logo]()
$293
One-way flights from Puerto Rico to AustinSearch for one-way flight options from Puerto Rico to Austin. Find affordable one-way fares based on user searches. Data last updated abril 21, 2026.
Search for one-way flight options from Puerto Rico to Austin. Find affordable one-way fares based on user searches. Data last updated abril 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/86:09 pm
SJU
- AUS
2 stops27h 09m
Frontier
Deal found 4/17![Frontier logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/136:41 pm
SJU
- AUS
2 stops23h 11m
Frontier
Deal found 4/16![Frontier logo]()
$137
This Expedia deal was found by Cheapflights users on 4/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/213:00 am
BQN
- AUS
1 stop7h 52m
Frontier
Deal found 4/20![Frontier logo]()
$138
This Travelocity deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/116:16 pm
SJU
- AUS
1 stop16h 36m
Frontier
Deal found 4/16![Frontier logo]()
$138
This Cheapflightsfares deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/1512:59 am
SJU
- AUS
1 stop9h 32m
Spirit Airlines
Deal found 4/17![Spirit Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 4/18. 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.
mar. 5/58:30 am
SJU
- AUS
2 stops29h 38m
Frontier
Deal found 4/18![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/143:03 am
SJU
- AUS
2 stops42h 15m
Frontier
Deal found 4/16![Frontier logo]()
$144
This CheapOair deal was found by Cheapflights users on 4/20. 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.
mar. 5/1212:59 am
SJU
- AUS
1 stop9h 32m
Spirit Airlines
Deal found 4/20![Spirit Airlines logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 4/19. 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.
vie. 5/19:54 am
SJU
- AUS
1 stop32h 12m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 4/303:03 pm
SJU
- AUS
2 stops20h 02m
Frontier
Deal found 4/16![Frontier logo]()
$150
This Cheapflightsfares deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/112:59 am
SJU
- AUS
1 stop9h 32m
Spirit Airlines
Deal found 4/16![Spirit Airlines logo]()
$155
This Priceline deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/143:00 am
BQN
- AUS
1 stop7h 52m
Frontier
Deal found 4/16![Frontier logo]()
$183
Find flight deals from Puerto Rico to Austin
Keep the following information in mind while searching for Puerto Rico to Austin flight deals. Data was last updated abril 21, 2026.
Round-trip from | $251 |
|---|---|
One-way from | $131 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $325 |
Good round-trip deal | $762 or less |
Good one-way deal | $124 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Puerto Rico to Austin 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 abril 21, 2026.
Use the filters below to find and compare flights from Puerto Rico to Austin that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
jue. 5/28
2:48 pm-10:02 pm
1 stop8h 14m
Austin Bergstrom
lun. 6/8
5:30 am-4:46 pm
1 stop10h 16m
$356
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
mié. 6/10
12:54 pm-10:12 pm
1 stop10h 18m
Austin Bergstrom
jue. 7/9
5:30 am-4:45 pm
1 stop10h 15m
$356
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
mié. 5/13
1:14 pm-12:31 am
1 stop12h 17m
Austin Bergstrom
lun. 5/18
5:25 am-1:38 pm
1 stop7h 13m
$356
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
jue. 5/7
3:03 am-10:45 am
1 stop8h 42m
Austin Bergstrom
lun. 5/11
11:30 am-10:43 pm
1 stop10h 13m
$376
AguadillaAustin
BQN - AUS
BQNAUS
Aguadilla Borinquen
mar. 5/5
2:59 am-10:35 am
1 stop8h 36m
Austin Bergstrom
dom. 5/10
5:47 pm-2:02 am
2 stops31h 15m
$407
Quickest round-trip
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
vie. 7/17
2:42 pm-10:07 pm
1 stop8h 25m
Austin Bergstrom
dom. 7/19
5:30 am-1:32 pm
1 stop7h 02m
$412
AguadillaAustin
BQN - AUS
BQNAUS
Aguadilla Borinquen
mar. 9/22
12:15 am-3:27 pm
2 stops16h 12m
Austin Bergstrom
lun. 9/28
6:40 am-11:09 pm
2 stops15h 29m
$456
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
sáb. 7/4
6:00 am-1:53 pm
1 stop8h 53m
Austin Bergstrom
mar. 7/7
5:30 am-1:32 pm
1 stop7h 02m
$456
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
sáb. 4/25
11:15 am-7:30 pm
2 stops9h 15m
Austin Bergstrom
mar. 4/28
11:20 am-9:05 pm
2 stops8h 45m
$526
San JuanAustin
SJU - AUS
SJUAUS
San Juan Luis Munoz Marin Intl
mié. 6/24
1:00 am-4:07 pm
2 stops16h 07m
Austin Bergstrom
mar. 6/30
6:40 am-9:24 pm
2 stops13h 44m
$531
Showing 1-10 of 37 resultsSorted by cheapest first
Best time to book a flight from Puerto Rico to Austin
Have a flexible travel schedule? Discover the best time to fly to Austin from Puerto Rico with our price prediction graph.
SJU-AUS
BQN-AUS
CPX-AUS
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 Puerto Rico to Austin
PR0-AUS
SJU-AUS
BQN-AUS
CPX-AUS
What is the cheapest month to book a flight from Puerto Rico to Austin?
Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Austin (average of $56). Flying from Puerto Rico to Austin in August is currently the most expensive (average of $183). 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 PR to AUS?
Find hourly flight availability from Puerto Rico to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 21, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Puerto Rico to Austin as you normally would.
Reviews of airlines servicing Austin
Get insights into the airlines that provide service to Austin. 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 Austin. Reviews last updated abril 21, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines from Puerto Rico to Austin 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
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
8.0
Boarding
8.1
Comfort
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Related info for your journey
Find useful and relevant information for your journey from Puerto Rico to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Austin?
Book flights to Austin if you plan to visit one of these locationsCedar Park
Round Rock
San Marcos
Fredericksburg
Pflugerville
Georgetown
Bastrop
Dripping Springs
Seguin
Canyon Lake
Horseshoe Bay
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
Austin flight routes
Complete your trip
Flights by cabin class
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Alternative routes for Puerto Rico to Austin
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Austin
Explore flights to Austin departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on abril 21, 2026.
Complete your trip
Complete your trip to Austin by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Puerto Rico to Austin by cabin class
Find flights from Puerto Rico to Austin, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Puerto Rico and Austin flights
Browse other Puerto Rico and Austin flight options. Last updated on abril 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from Puerto Rico to Austin
Discover the top 7 airlines that operate flights from Puerto Rico to Austin. 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 abril 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$56 | Average$198 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$122 | Average$396 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$133 | Average$298 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$169 | Average$395 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$236 | Average$345 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$245 | Average$395 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$266 | Average$465 | FlexibilityNo cancel fee | On-time63% |