$103+ Cheap flights from Austin (AUS) to Puerto Rico
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SJU
Oct 29 — Nov 51
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 September 29, 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 September 29, 2026.
This Priceline deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:47 pm -
1 stop15h 10m
Sat 10/2411:17 am -
1 stop6h 57m
Deal found 9/26![Frontier logo]()
$214
This Justfly.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:52 am -
1 stop22h 30m
Sun 10/2510:52 am -
1 stop24h 05m
Deal found 9/25![Frontier logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:20 pm -
1 stop11h 39m
Thu 11/123:59 pm -
1 stop21h 36m
Deal found 9/29![Frontier logo]()
$244
This JetBlue deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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.
Tue 10/271:00 pm -
1 stop8h 09m
Thu 11/126:25 am -
1 stop7h 32m
Deal found 9/29![JetBlue logo]()
$247
This JetBlue deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/710:35 am -
1 stop8h 20m
Tue 12/155:01 am -
1 stop6h 40m
Deal found 9/25![JetBlue logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:47 pm -
1 stop7h 06m
Mon 10/1912:59 am -
2 stops34h 58m
Deal found 9/25![Frontier logo]()
$251
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/2912:16 pm -
1 stop7h 08m
Thu 11/121:00 pm -
2 stops12h 15m
Deal found 9/29![United Airlines logo]()
$252
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:50 am -
2 stops15h 19m
Fri 10/2312:15 am -
2 stops12h 22m
Deal found 9/26![United Airlines logo]()
$252
This JetBlue deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/43:45 pm -
1 stop8h 14m
Wed 12/96:10 pm -
1 stop7h 03m
Deal found 9/25![JetBlue logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 11/123:43 pm -
1 stop7h 16m
Mon 11/1612:59 am -
2 stops36h 40m
Deal found 9/28![Frontier logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:43 pm -
1 stop8h 16m
Tue 11/1012:59 am -
2 stops38h 55m
Deal found 9/27![Frontier logo]()
$257
This Kiwi.com deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/2812:24 pm -
1 stop11h 35m
Wed 11/44:52 pm -
2 stops23h 02m
Deal found 9/28![Frontier logo]()
$260
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 September 29, 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 September 29, 2026.
This United Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:53 am -
2 stops12h 57m
Wed 10/286:40 am -
1 stop9h 41m
Deal found 9/24![United Airlines logo]()
$252
This JetBlue deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:00 pm -
1 stop8h 09m
Wed 11/116:25 am -
1 stop7h 32m
Deal found 9/26![JetBlue logo]()
$269
This Southwest deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:25 pm -
1 stop12h 25m
Sat 11/72:40 pm -
Nonstop5h 10m
Deal found 9/25![Southwest logo]()
$353
This Priceline deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:17 pm -
1 stop27h 30m
Fri 11/273:47 am -
1 stop18h 27m
Deal found 9/27![Frontier logo]()
$418
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:38 am -
2 stops12h 19m
Mon 11/21:09 am -
1 stop10h 07m
Deal found 9/29![United Airlines logo]()
$273
This JetBlue deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:45 pm -
1 stop7h 47m
Sat 12/55:01 am -
1 stop6h 40m
Deal found 9/24![JetBlue logo]()
$291
This United Airlines deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:16 pm -
1 stop7h 08m
Mon 11/162:05 am -
2 stops13h 57m
Deal found 9/24![United Airlines logo]()
$291
This JetBlue deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/910:35 am -
1 stop8h 20m
Sat 12/196:24 pm -
1 stop6h 49m
Deal found 9/24![JetBlue logo]()
$304
This Southwest deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/32:10 pm -
2 stops8h 40m
Wed 12/97:40 am -
2 stops9h 15m
Deal found 9/27![Southwest logo]()
$398
This United Airlines deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2012:00 pm -
1 stop7h 38m
Wed 10/217:00 am -
1 stop7h 18m
Deal found 9/28![United Airlines logo]()
$347
This Mytrip deal was found by Cheapflights users on 9/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:27 pm -
2 stops16h 30m
Thu 10/2910:57 am -
2 stops33h 29m
Deal found 9/24![Frontier logo]()
$431
This Southwest deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:10 am -
2 stops9h 15m
Sun 11/229:40 pm -
2 stops14h 20m
Deal found 9/25![Southwest logo]()
$418
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/319:38 am -
1 stop9h 22m
Wed 11/117:40 am -
1 stop7h 37m
Deal found 9/26![United Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/238:21 pm -
2 stops35h 31m
Fri 10/3010:54 am -
1 stop31h 08m
Deal found 9/25![Frontier logo]()
$465
This United Airlines deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:50 am -
2 stops15h 19m
Mon 11/21:09 am -
2 stops14h 53m
Deal found 9/25![United Airlines logo]()
$352
This Southwest deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 10/88:55 pm -
1 stop11h 25m
Wed 10/148:15 am -
1 stop11h 40m
Deal found 9/29![Southwest logo]()
$485
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:00 am -
2 stops13h 22m
Thu 11/121:00 pm -
2 stops12h 15m
Deal found 9/29![United Airlines logo]()
$392
This JetBlue deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:00 pm -
1 stop10h 29m
Sat 10/315:01 am -
1 stop7h 58m
Deal found 9/25![JetBlue logo]()
$568
This FlightHub deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/269:07 pm -
1 stop14h 23m
Thu 1/710:49 am -
1 stop11h 33m
Deal found 9/29![Frontier logo]()
$610
This Priceline deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/277:15 am -
1 stop15h 56m
Thu 11/55:23 am -
1 stop15h 09m
Deal found 9/27![JetBlue logo]()
$570
This United Airlines deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:37 am -
2 stops12h 20m
Mon 11/91:09 am -
2 stops12h 32m
Deal found 9/25![United Airlines logo]()
$429
This FlightHub deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/269:07 pm -
1 stop14h 23m
Fri 1/810:49 am -
1 stop11h 33m
Deal found 9/29![Frontier logo]()
$615
This Cheapflightsfares deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/231:00 pm -
1 stop10h 29m
Fri 10/305:01 am -
1 stop7h 58m
Deal found 9/25![JetBlue logo]()
$579
This JetBlue deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 10/301:00 pm -
1 stop10h 11m
Mon 11/25:01 am -
1 stop8h 58m
Deal found 9/28![JetBlue logo]()
$581
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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 12/219:07 pm -
1 stop14h 23m
Sun 1/1010:49 am -
2 stops24h 47m
Deal found 9/29![Frontier logo]()
$644
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:39 am -
2 stops12h 30m
Fri 10/2312:15 am -
2 stops14h 43m
Deal found 9/26![United Airlines logo]()
$485
This Kiwi.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:14 pm -
1 stop15h 20m
Sun 11/293:29 pm -
2 stops45h 02m
Deal found 9/26![Frontier logo]()
$658
This CheapOair deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:15 am -
1 stop16h 14m
Thu 10/153:20 am -
1 stop20h 49m
Deal found 9/27![JetBlue logo]()
$634
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:45 pm -
2 stops27h 24m
Fri 10/2312:15 am -
2 stops12h 22m
Deal found 9/26![United Airlines logo]()
$524
This United Airlines deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:45 am -
2 stops13h 24m
Mon 10/1912:15 am -
2 stops11h 39m
Deal found 9/27![United Airlines logo]()
$530
Last-minute flights from Austin to Puerto RicoDiscover last-minute flight deals from Austin to Puerto Rico. Data last updated September 29, 2026 and is based on user searches.
Discover last-minute flight deals from Austin to Puerto Rico. Data last updated September 29, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:58 am -
1 stop11h 15m
Tue 10/203:00 am -
1 stop7h 57m
Deal found 9/27![Frontier logo]()
$308
This Cheapflightsfares deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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.
Tue 10/610:58 am -
1 stop22h 16m
Tue 10/2010:52 am -
1 stop24h 05m
Deal found 9/29![Frontier logo]()
$308
This flugladen.de deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/610:58 am -
1 stop13h 54m
Wed 10/144:40 pm -
1 stop7h 29m
Deal found 9/29![Multiple Airlines logo]()
$385
This MakeMyTrip deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure MakeMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:52 am -
1 stop11h 13m
Mon 10/193:00 am -
1 stop7h 57m
Deal found 9/29![Frontier logo]()
$350
This FlightHub deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:52 am -
1 stop22h 30m
Sat 10/2411:17 am -
1 stop6h 57m
Deal found 9/26![Frontier logo]()
$311
This Priceline deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:47 pm -
1 stop15h 10m
Sat 10/2411:17 am -
1 stop6h 57m
Deal found 9/26![Frontier logo]()
$214
This United Airlines deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:50 am -
2 stops15h 19m
Fri 10/2312:15 am -
2 stops12h 22m
Deal found 9/26![United Airlines logo]()
$252
This FlightHub deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:47 pm -
1 stop15h 10m
Sun 10/2510:52 am -
1 stop24h 05m
Deal found 9/26![Frontier logo]()
$325
This Justfly.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:52 am -
1 stop22h 30m
Sun 10/2510:52 am -
1 stop24h 05m
Deal found 9/25![Frontier logo]()
$233
This FlightHub deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:52 am -
1 stop22h 30m
Tue 11/311:57 am -
2 stops25h 42m
Deal found 9/28![Frontier logo]()
$336
This Justfly.com deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2210:52 am -
1 stop22h 05m
Sun 10/2510:52 am -
1 stop24h 05m
Deal found 9/25![Frontier logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/279:38 am -
2 stops12h 19m
Mon 11/21:09 am -
1 stop10h 07m
Deal found 9/29![United Airlines logo]()
$273
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 September 29, 2026.
Search for one-way flight options from Austin to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated September 29, 2026.
This Orbitz deal was found by Cheapflights users on 9/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected ” under the list of providers to see comparable flight deals.
Thu 12/1011:10 am -
1 stop11h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Frontier logo]()
$103
This Super.com deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:09 pm -
1 stop6h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Frontier logo]()
$104
This Cheapflightsfares deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” 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.
Thu 10/293:43 pm -
1 stop8h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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 12/511:10 am -
1 stop11h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$107
This CheapOair deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:52 am -
1 stop14h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$108
This FlightHub deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/315:57 pm -
1 stop15h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$109
This Cheapflightsfares deal was found by Cheapflights users on 9/28. Clicking the “Pick Dates” 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.
Mon 11/1611:51 am -
1 stop20h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Frontier logo]()
$111
This Cheapflightsfares deal was found by Cheapflights users on 9/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/229:17 pm -
1 stop27h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/26![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:55 pm -
2 stops10h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:20 pm -
1 stop11h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 9/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:08 pm -
1 stop26h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Frontier logo]()
$119
This Expedia deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/211:02 am -
1 stop12h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Frontier logo]()
$120
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 September 29, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $214 (Priceline) |
One-way from | $103 (Orbitz) |
Popular in | December |
Cheapest in | January |
Average price | $388 |
Good round-trip deal | $409 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 7,457,451 searches. Data last updated September 29, 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 Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Tue 11/17
12:20 pm-12:59 am
1 stop10h 39m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$107
AustinAguadilla
AUS Austin Bergstrom - BQN Aguadilla Borinquen
AUSBQN
Austin Bergstrom
Sun 11/22
9:17 pm-2:47 am
1 stop27h 30m
Aguadilla Borinquen
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$111
AustinSan Juan
AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Sat 10/24
8:45 am-11:50 pm
2 stops14h 05m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$126
AustinSan Juan
AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Fri 10/30
10:40 am-11:10 pm
1 stop11h 30m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$126
AustinSan Juan
AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Wed 10/21
9:39 am-11:50 pm
2 stops13h 11m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$126
AustinSan Juan
AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Thu 10/22
8:55 pm-9:20 am
1 stop11h 25m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$126
AustinSan Juan
AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Thu 10/29
9:38 am-9:22 pm
2 stops10h 44m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$126
AustinSan Juan
AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Wed 11/18
7:55 pm-9:55 am
1 stop12h 00m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$126
AustinSan Juan
AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Wed 10/28
7:00 am-11:36 pm
2 stops15h 36m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$176
AustinSan Juan
AUS Austin Bergstrom - SJU San Juan Luis Munoz Marin Intl
AUSSJU
Austin Bergstrom
Mon 2/8
6:29 am-12:36 am
2 stops16h 07m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$176
Showing 1-10 of 60 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Austin-Puerto Rico flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Austin-Puerto Rico flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Austin-Puerto Rico flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Austin-Puerto Rico flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Austin-Puerto Rico flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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
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
What is the cheapest month to book a flight from Austin to Puerto Rico?
Currently, January is the cheapest month in which you can book a flight from Austin to Puerto Rico (average of $370). Flying from Austin to Puerto Rico in December is currently the most expensive (average of $560). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from 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 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Reviews of airlines servicing 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 September 29, 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.
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Food
7.0
Overall
8.0
Entertainment
7.5
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from 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.
Browse thousands of different options on Cheapflights for your next trip
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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 September 29, 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 6 airlines flying from Austin to Puerto Rico
Discover the top 6 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 7,457,451 searches. Data last updated September 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$138 | Average$363 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$175 | Average$510 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$209 | Average$356 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$245 | Average$396 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$278 | Average$463 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$305 | Average$481 | FlexibilityNo cancel fee | On-time63% |