$108+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SJU
Jun 5 — Jun 121
Round-trip
1 adult, Economy
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Find cheap flights from Austin to Puerto Rico with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Austin to Puerto Rico
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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 May 6, 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 May 6, 2026.
This Frontier deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Thu 6/46:00 pm
AUS
- BQN
1 stop7h 02m
Frontier
Tue 6/93:00 am
BQN
- AUS
1 stop7h 52m
Frontier
Deal found 5/3![Frontier logo]()
$272
This Priceline deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 5/2711:30 am
AUS
- BQN
1 stop23h 01m
Frontier
Thu 6/42:59 am
BQN
- AUS
1 stop8h 51m
Frontier
Deal found 5/5![Frontier logo]()
$276
This Orbitz deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:37 am
AUS
- SJU
1 stop25h 39m
Frontier
Tue 6/166:00 am
SJU
- AUS
1 stop28h 52m
Frontier
Deal found 5/1![Frontier logo]()
$301
This Priceline deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 6/1010:37 am
AUS
- BQN
1 stop14h 28m
Frontier
Sun 6/143:00 am
BQN
- AUS
1 stop7h 52m
Frontier
Deal found 5/4![Frontier logo]()
$301
This Expedia deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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.
Sat 6/135:42 pm
AUS
- SJU
1 stop13h 13m
Frontier
Sun 6/216:16 pm
SJU
- AUS
1 stop16h 36m
Frontier
Deal found 5/1![Frontier logo]()
$303
This Priceline deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 8/1010:37 am
AUS
- BQN
1 stop23h 57m
Frontier
Thu 8/202:59 am
BQN
- AUS
1 stop7h 53m
Frontier
Deal found 5/1![Frontier logo]()
$303
This Frontier deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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.
Sat 8/15:23 pm
AUS
- SJU
1 stop7h 48m
Frontier
Sat 8/89:24 am
SJU
- AUS
1 stop8h 14m
Frontier
Deal found 5/5![Frontier logo]()
$321
This Frontier deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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.
Sat 7/45:42 pm
AUS
- SJU
1 stop13h 15m
Frontier
Sat 7/119:24 am
SJU
- AUS
1 stop8h 14m
Frontier
Deal found 5/5![Frontier logo]()
$323
This Priceline deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 6/205:42 pm
AUS
- SJU
1 stop7h 27m
Frontier
Sat 6/276:00 am
SJU
- AUS
1 stop11h 50m
Frontier
Deal found 5/1![Frontier logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 8/71:40 pm
AUS
- SJU
2 stops25h 25m
Frontier
Tue 8/113:06 am
SJU
- AUS
1 stop7h 31m
Frontier
Deal found 5/5![Frontier logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 8/95:38 pm
AUS
- SJU
1 stop19h 38m
Frontier
Mon 8/179:00 am
SJU
- AUS
2 stops25h 13m
Frontier
Deal found 5/5![Frontier logo]()
$337
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 7/305:38 pm
AUS
- SJU
1 stop19h 38m
Frontier
Tue 8/46:00 am
SJU
- AUS
2 stops31h 38m
Frontier
Deal found 5/5![Frontier logo]()
$338
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 May 6, 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 May 6, 2026.
This Priceline deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 5/2011:30 am
AUS
- PSE
1 stop20h 37m
Frontier
Sun 5/2410:02 am
PSE
- AUS
1 stop25h 48m
Frontier
Deal found 5/5![Frontier logo]()
$341
This Southwest deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 9/99:50 am
AUS
- SJU
1 stop11h 10m
Southwest
Sun 9/136:00 am
SJU
- AUS
1 stop12h 30m
Southwest
Deal found 5/5![Southwest logo]()
$356
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 8/28:15 am
AUS
- SJU
1 stop11h 30m
Delta
Mon 8/1012:56 pm
SJU
- AUS
1 stop10h 11m
Delta
Deal found 5/5![Delta logo]()
$436
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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
Mon 8/101:00 am
SJU
- AUS
1 stop9h 35m
United Airlines
Deal found 5/5![United Airlines logo]()
$446
This JetBlue deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/313:16 pm
AUS
- SJU
1 stop7h 04m
JetBlue
Thu 8/135:35 am
SJU
- AUS
1 stop7h 13m
JetBlue
Deal found 5/4![JetBlue logo]()
$483
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 5/317:48 pm
AUS
- PSE
1 stop12h 19m
Multiple Airlines
Sun 6/710:02 am
PSE
- AUS
1 stop25h 48m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$557
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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.
Tue 8/1112:55 pm
AUS
- SJU
2 stops8h 05m
Southwest
Fri 8/145:30 am
SJU
- AUS
2 stops15h 30m
Southwest
Deal found 5/1![Southwest logo]()
$416
This Southwest deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 8/1411:40 am
AUS
- SJU
2 stops9h 35m
Southwest
Mon 8/175:30 am
SJU
- AUS
2 stops15h 30m
Southwest
Deal found 5/1![Southwest logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 7/2410:37 am
AUS
- PSE
1 stop22h 09m
Frontier
Mon 8/310:31 am
PSE
- AUS
2 stops31h 08m
Frontier
Deal found 5/5![Frontier logo]()
$509
This Delta deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 8/95:15 am
AUS
- SJU
1 stop7h 27m
Delta
Mon 8/105:49 pm
SJU
- AUS
1 stop7h 29m
Delta
Deal found 5/5![Delta logo]()
$534
This JetBlue deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:00 am
AUS
- BQN
1 stop8h 20m
JetBlue
Mon 8/172:30 pm
BQN
- AUS
1 stop9h 36m
JetBlue
Deal found 5/1![JetBlue logo]()
$542
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 5/199:35 am
AUS
- SJU
2 stops13h 15m
United Airlines
Sat 5/237:00 am
SJU
- AUS
1 stop7h 24m
United Airlines
Deal found 5/4![United Airlines logo]()
$563
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 6/147:32 pm
AUS
- BQN
1 stop29h 33m
Multiple Airlines
Thu 6/183:00 am
BQN
- AUS
1 stop7h 52m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$564
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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.
Thu 6/114:25 pm
AUS
- SJU
1 stop6h 10m
Southwest
Mon 6/1510:20 pm
SJU
- AUS
1 stop12h 30m
Southwest
Deal found 5/2![Southwest logo]()
$468
This Delta deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/291:31 pm
AUS
- SJU
1 stop7h 46m
Delta
Fri 6/57:30 am
SJU
- AUS
1 stop7h 13m
Delta
Deal found 5/3![Delta logo]()
$534
This Priceline deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 6/275:42 pm
AUS
- PSE
1 stop15h 00m
Frontier
Thu 7/210:27 am
PSE
- AUS
1 stop24h 25m
Frontier
Deal found 5/4![Frontier logo]()
$543
This JetBlue deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/123:16 pm
AUS
- SJU
1 stop7h 04m
JetBlue
Fri 7/245:35 am
SJU
- AUS
1 stop9h 22m
JetBlue
Deal found 5/3![JetBlue logo]()
$561
This United Airlines deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 6/98:20 am
AUS
- BQN
2 stops13h 49m
United Airlines
Fri 6/1212:15 am
BQN
- AUS
2 stops14h 09m
United Airlines
Deal found 5/1![United Airlines logo]()
$596
This Priceline deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 6/111:35 am
AUS
- PSE
1 stop20h 32m
Multiple Airlines
Mon 6/85:05 am
PSE
- AUS
2 stops17h 59m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$599
This Southwest deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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.
Tue 8/1812:55 pm
AUS
- SJU
2 stops8h 05m
Southwest
Sun 8/231:50 pm
SJU
- AUS
2 stops9h 40m
Southwest
Deal found 5/2![Southwest logo]()
$496
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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 5/1110:42 pm
AUS
- BQN
2 stops26h 20m
Frontier
Tue 5/192:59 am
BQN
- AUS
1 stop8h 36m
Frontier
Deal found 5/2![Frontier logo]()
$646
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 7/146:40 am
AUS
- BQN
2 stops15h 29m
United Airlines
Mon 7/2712:15 am
BQN
- AUS
2 stops12h 44m
United Airlines
Deal found 5/3![United Airlines logo]()
$670
This Priceline deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Thu 5/2112:44 pm
AUS
- BQN
1 stop24h 38m
Multiple Airlines
Sun 5/242:59 am
BQN
- AUS
1 stop8h 51m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$675
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 7/148:15 pm
AUS
- PSE
2 stops36h 31m
Frontier
Tue 7/2810:31 am
PSE
- AUS
1 stop24h 06m
Frontier
Deal found 5/3![Frontier logo]()
$647
This Travelocity deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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.
Tue 6/3010:15 am
AUS
- PSE
2 stops20h 41m
Multiple Airlines
Sat 7/410:27 am
PSE
- AUS
1 stop7h 23m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$682
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 5/246:40 am
AUS
- BQN
2 stops15h 29m
United Airlines
Thu 5/2812:15 am
BQN
- AUS
2 stops11h 59m
United Airlines
Deal found 5/4![United Airlines logo]()
$747
This Priceline deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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.
Fri 7/2410:37 am
AUS
- PSE
1 stop22h 09m
Multiple Airlines
Mon 8/35:01 am
PSE
- AUS
1 stop9h 56m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$760
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 7/276:40 am
AUS
- BQN
2 stops15h 29m
United Airlines
Sun 8/212:15 am
BQN
- AUS
2 stops12h 04m
United Airlines
Deal found 5/3![United Airlines logo]()
$772
This Expedia deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Tue 7/1410:15 am
AUS
- PSE
2 stops20h 41m
JetBlue
Tue 7/288:46 am
PSE
- AUS
2 stops15h 20m
JetBlue
Deal found 5/3![JetBlue logo]()
$1,008
This United Airlines deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 6/148:20 am
AUS
- BQN
2 stops13h 49m
United Airlines
Thu 6/1812:15 am
BQN
- AUS
2 stops13h 57m
United Airlines
Deal found 5/5![United Airlines logo]()
$781
Last-minute flights from Austin to Puerto RicoDiscover last-minute flight deals from Austin to Puerto Rico. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Puerto Rico. Data last updated May 6, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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.
Fri 5/811:30 am
AUS
- SJU
1 stop10h 13m
Frontier
Tue 5/126:00 am
SJU
- AUS
1 stop29h 35m
Frontier
Deal found 5/1![Frontier logo]()
$339
This Priceline deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 5/2011:30 am
AUS
- PSE
1 stop20h 37m
Frontier
Sun 5/2410:02 am
PSE
- AUS
1 stop25h 48m
Frontier
Deal found 5/5![Frontier logo]()
$341
This Priceline deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 5/2711:30 am
AUS
- BQN
1 stop23h 01m
Frontier
Thu 6/42:59 am
BQN
- AUS
1 stop8h 51m
Frontier
Deal found 5/5![Frontier logo]()
$276
This Frontier deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Thu 6/46:00 pm
AUS
- BQN
1 stop7h 02m
Frontier
Tue 6/93:00 am
BQN
- AUS
1 stop7h 52m
Frontier
Deal found 5/3![Frontier logo]()
$272
This Priceline deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 6/611:35 am
AUS
- SJU
1 stop19h 29m
Frontier
Tue 8/46:31 pm
SJU
- AUS
1 stop16h 06m
Frontier
Deal found 5/4![Frontier logo]()
$345
This Orbitz deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:37 am
AUS
- SJU
1 stop25h 39m
Frontier
Tue 6/166:00 am
SJU
- AUS
1 stop28h 52m
Frontier
Deal found 5/1![Frontier logo]()
$301
This Priceline deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 6/1010:37 am
AUS
- BQN
1 stop14h 28m
Frontier
Sun 6/143:00 am
BQN
- AUS
1 stop7h 52m
Frontier
Deal found 5/4![Frontier logo]()
$301
This Expedia deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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.
Sat 6/135:42 pm
AUS
- SJU
1 stop13h 13m
Frontier
Sun 6/216:16 pm
SJU
- AUS
1 stop16h 36m
Frontier
Deal found 5/1![Frontier logo]()
$303
This Priceline deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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 6/135:42 pm
AUS
- SJU
1 stop13h 13m
Frontier
Tue 6/163:06 am
SJU
- AUS
1 stop7h 46m
Frontier
Deal found 5/2![Frontier logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 6/151:40 pm
AUS
- SJU
2 stops33h 57m
Frontier
Thu 6/256:16 pm
SJU
- AUS
1 stop16h 36m
Frontier
Deal found 5/4![Frontier logo]()
$349
This Priceline deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 6/205:42 pm
AUS
- SJU
1 stop7h 27m
Frontier
Sat 6/276:00 am
SJU
- AUS
1 stop11h 50m
Frontier
Deal found 5/1![Frontier logo]()
$331
This Priceline deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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 6/2210:37 am
AUS
- SJU
1 stop25h 39m
Frontier
Thu 6/256:16 pm
SJU
- AUS
1 stop16h 36m
Frontier
Deal found 5/2![Frontier logo]()
$321
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 May 6, 2026.
Search for one-way flight options from Austin to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
This Priceline deal was found by Cheapflights users on 5/1. Clicking the “Pick Dates” 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 5/1611:30 am
AUS
- BQN
1 stop13h 32m
Frontier
Deal found 5/1![Frontier logo]()
$108
This Priceline deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 7/1510:37 am
AUS
- BQN
1 stop14h 28m
Frontier
Deal found 5/4![Frontier logo]()
$118
This Frontier deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Sat 6/135:42 pm
AUS
- BQN
1 stop7h 23m
Frontier
Deal found 5/3![Frontier logo]()
$138
This Frontier deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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.
Sat 7/45:42 pm
AUS
- SJU
1 stop13h 15m
Frontier
Deal found 5/5![Frontier logo]()
$140
This Travelocity deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 7/1510:37 am
AUS
- SJU
1 stop25h 43m
Frontier
Deal found 5/5![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 7/1812:44 pm
AUS
- SJU
2 stops26h 21m
Frontier
Deal found 5/5![Frontier logo]()
$154
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 6/93:27 pm
AUS
- SJU
2 stops23h 28m
Frontier
Deal found 5/4![Frontier logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 5/2. Clicking the “Pick Dates” 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 5/2910:28 am
AUS
- SJU
2 stops40h 33m
Frontier
Deal found 5/2![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 7/31:40 pm
AUS
- SJU
2 stops34h 04m
Frontier
Deal found 5/3![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 6/166:30 am
AUS
- SJU
2 stops40h 45m
Frontier
Deal found 5/4![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 6/612:44 pm
AUS
- SJU
2 stops14h 17m
Frontier
Deal found 5/5![Frontier logo]()
$168
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 6/1312:44 pm
AUS
- SJU
2 stops48h 45m
Frontier
Deal found 5/5![Frontier logo]()
$169
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 May 6, 2026.
Round-trip from | $272 (Frontier) |
|---|---|
One-way from | $108 (Priceline) |
Popular in | December |
Cheapest in | October |
Average price | $407 |
Good round-trip deal | $518 or less |
Good one-way deal | $248 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 May 6, 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
AustinPonce
AUS - PSE
AUSPSE
Austin Bergstrom
Wed 5/20
11:30 am-9:07 am
1 stop20h 37m
Ponce Mercedita
Sun 5/24
10:02 am-10:50 am
1 stop25h 48m
$341
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Wed 9/9
9:50 am-10:00 pm
1 stop11h 10m
San Juan Luis Munoz Marin Intl
Sun 9/13
6:00 am-5:30 pm
1 stop12h 30m
$356
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Tue 8/11
12:55 pm-10:00 pm
2 stops8h 05m
San Juan Luis Munoz Marin Intl
Fri 8/14
5:30 am-8:00 pm
2 stops15h 30m
$416
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Sun 8/2
8:15 am-8:45 pm
1 stop11h 30m
San Juan Luis Munoz Marin Intl
Mon 8/10
12:56 pm-10:07 pm
1 stop10h 11m
$436
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Fri 8/14
11:40 am-10:15 pm
2 stops9h 35m
San Juan Luis Munoz Marin Intl
Mon 8/17
5:30 am-8:00 pm
2 stops15h 30m
$442
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
Mon 8/10
1:00 am-9:35 am
1 stop9h 35m
$446
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Thu 6/11
4:25 pm-11:35 pm
1 stop6h 10m
San Juan Luis Munoz Marin Intl
Mon 6/15
10:20 pm-9:50 am
1 stop12h 30m
$468
Quickest round-trip
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Fri 7/31
3:16 pm-11:20 pm
1 stop7h 04m
San Juan Luis Munoz Marin Intl
Thu 8/13
5:35 am-11:48 am
1 stop7h 13m
$483
AustinSan Juan
AUS - SJU
AUSSJU
Austin Bergstrom
Tue 8/18
12:55 pm-10:00 pm
2 stops8h 05m
San Juan Luis Munoz Marin Intl
Sun 8/23
1:50 pm-10:30 pm
2 stops9h 40m
$496
AustinPonce
AUS - PSE
AUSPSE
Austin Bergstrom
Fri 7/24
10:37 am-9:46 am
1 stop22h 09m
Ponce Mercedita
Mon 8/3
10:31 am-4:39 pm
2 stops31h 08m
$509
Showing 1-10 of 58 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-BQN
AUS-SJU
AUS-PSE
AUS-MAZ
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-BQN
AUS-SJU
AUS-PSE
AUS-MAZ
How far ahead should I book a flight from Austin to Puerto Rico?
To ensure you get the cheapest price possible for a flight from Austin to Puerto Rico, you should look to book at least 86 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Austin to Puerto Rico?
Currently, February is the cheapest month in which you can book a flight from Austin to Puerto Rico (average of $84). Flying from Austin to Puerto Rico in November is currently the most expensive (average of $213). 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 May 6, 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 May 6, 2026.
See what other customers who have flown with Southwest,United Airlines, andAmerican 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
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Overall
7.9
Comfort
8.0
Boarding
8.1
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 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 May 6, 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 May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$119 | Average$332 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$135 | Average$332 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$200 | Average$347 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$225 | Average$444 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$245 | Average$460 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$260 | Average$458 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$308 | Average$500 | FlexibilityNo cancel fee | On-time62% |