$149+ 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 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — AUS
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Puerto Rico to Austin 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Puerto Rico to Austin
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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 August 17, 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 August 17, 2026.
This Frontier deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Mon 10/262:55 am -
1 stop8h 37m
Mon 11/211:27 am -
1 stop13h 23m
Deal found 8/13![Frontier logo]()
$190
This Frontier deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop12h 18m
Fri 9/1110:58 am -
1 stop11h 15m
Deal found 8/13![Frontier logo]()
$191
This Frontier deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Fri 11/63:55 am -
1 stop8h 37m
Sat 11/1411:27 am -
1 stop13h 23m
Deal found 8/13![Frontier logo]()
$192
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Thu 9/246:42 pm -
1 stop16h 21m
Tue 9/2910:58 am -
1 stop13h 54m
Deal found 8/13![Frontier logo]()
$193
This OneTravel deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:57 am -
1 stop8h 06m
Wed 9/2310:58 am -
1 stop13h 54m
Deal found 8/14![Frontier logo]()
$194
This OneTravel deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:30 am -
1 stop12h 18m
Tue 9/2210:58 am -
1 stop13h 54m
Deal found 8/12![Frontier logo]()
$195
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:41 pm -
1 stop8h 35m
Tue 9/295:00 am -
2 stops9h 40m
Deal found 8/13![American Airlines logo]()
$204
This Justfly.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:55 pm -
1 stop25h 57m
Tue 10/2711:27 am -
1 stop29h 10m
Deal found 8/14![Frontier logo]()
$208
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:10 pm -
1 stop7h 49m
Sun 9/611:32 am -
1 stop11h 43m
Deal found 8/14![American Airlines logo]()
$242
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:33 am -
2 stops9h 38m
Tue 9/85:05 am -
1 stop6h 35m
Deal found 8/12![American Airlines logo]()
$245
This CheapOair deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/2311:12 am -
1 stop23h 51m
Mon 9/2810:58 am -
1 stop21h 56m
Deal found 8/13![Frontier logo]()
$296
This JetBlue deal was found by Cheapflights users on 8/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:23 pm -
1 stop6h 59m
Wed 9/306:20 am -
1 stop6h 36m
Deal found 8/16![JetBlue logo]()
$342
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 August 17, 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 August 17, 2026.
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/155:00 am -
1 stop9h 40m
Tue 11/1012:55 pm -
2 stops9h 50m
Deal found 8/16![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/16. 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.
Tue 9/221:00 am -
2 stops13h 48m
Tue 9/297:00 am -
1 stop7h 42m
Deal found 8/16![United Airlines logo]()
$314
This JetBlue deal was found by Cheapflights users on 8/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:23 pm -
1 stop6h 59m
Wed 9/306:20 am -
1 stop6h 36m
Deal found 8/16![JetBlue logo]()
$342
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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.
Thu 10/1510:52 am -
1 stop24h 20m
Wed 10/2111:15 am -
1 stop21h 42m
Deal found 8/12![Frontier logo]()
$421
This CheapOair deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:23 pm -
1 stop6h 59m
Sun 10/410:58 am -
1 stop22h 15m
Deal found 8/15![Multiple Airlines logo]()
$451
This Southwest deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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 10/96:00 am -
2 stops8h 45m
Mon 10/125:40 pm -
1 stop6h 40m
Deal found 8/15![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 10/91:00 am -
2 stops13h 22m
Sat 10/1712:15 pm -
1 stop7h 23m
Deal found 8/14![United Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 10/165:00 am -
2 stops8h 35m
Sun 10/189:10 pm -
1 stop11h 10m
Deal found 8/12![Southwest logo]()
$335
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:00 am -
1 stop6h 20m
Wed 9/96:05 am -
1 stop9h 20m
Deal found 8/16![Southwest logo]()
$337
This Southwest deal was found by Cheapflights users on 8/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:00 am -
2 stops11h 20m
Mon 9/2812:25 pm -
2 stops9h 45m
Deal found 8/16![Southwest logo]()
$348
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 10/161:00 am -
2 stops13h 58m
Tue 10/2012:00 pm -
2 stops10h 50m
Deal found 8/13![United Airlines logo]()
$432
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 10/131:00 am -
2 stops13h 58m
Fri 10/239:39 am -
2 stops13h 11m
Deal found 8/13![United Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/2212:15 am -
2 stops11h 51m
Mon 9/287:00 am -
2 stops15h 09m
Deal found 8/13![United Airlines logo]()
$516
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 11/2510:30 pm -
2 stops16h 10m
Mon 11/309:30 pm -
1 stop10h 25m
Deal found 8/14![Southwest logo]()
$481
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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 9/2712:15 am -
1 stop10h 44m
Wed 9/306:55 am -
2 stops15h 14m
Deal found 8/15![United Airlines logo]()
$516
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:15 am -
2 stops14h 03m
Wed 10/216:55 am -
2 stops15h 14m
Deal found 8/12![United Airlines logo]()
$596
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 10/3110:48 am -
2 stops13h 27m
Wed 11/43:57 pm -
2 stops23h 24m
Deal found 8/12![United Airlines logo]()
$1,831
Last-minute flights from Puerto Rico to AustinDiscover last-minute flight deals from Puerto Rico to Austin. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Puerto Rico to Austin. Data last updated August 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:33 am -
2 stops9h 38m
Tue 9/85:05 am -
1 stop6h 35m
Deal found 8/12![American Airlines logo]()
$245
This CheapOair deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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.
Thu 9/39:16 am -
1 stop10h 05m
Tue 9/83:04 pm -
1 stop7h 16m
Deal found 8/12![Multiple Airlines logo]()
$252
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:10 pm -
1 stop7h 49m
Sun 9/611:32 am -
1 stop11h 43m
Deal found 8/14![American Airlines logo]()
$242
This Frontier deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop12h 18m
Fri 9/1110:58 am -
1 stop11h 15m
Deal found 8/13![Frontier logo]()
$191
This Expedia deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Fri 9/112:57 am -
1 stop8h 06m
Sat 9/1910:58 am -
1 stop8h 50m
Deal found 8/13![Frontier logo]()
$192
This OneTravel deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:30 am -
1 stop12h 18m
Tue 9/2210:58 am -
1 stop13h 54m
Deal found 8/12![Frontier logo]()
$195
This Priceline deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 9/166:42 pm -
1 stop16h 21m
Mon 9/2110:58 am -
1 stop11h 15m
Deal found 8/14![Frontier logo]()
$190
This OneTravel deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:57 am -
1 stop8h 06m
Wed 9/2310:58 am -
1 stop13h 54m
Deal found 8/14![Frontier logo]()
$194
This CheapOair deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/2311:12 am -
1 stop23h 51m
Mon 9/2810:58 am -
1 stop21h 56m
Deal found 8/13![Frontier logo]()
$296
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Thu 9/246:42 pm -
1 stop16h 21m
Tue 9/2910:58 am -
1 stop13h 54m
Deal found 8/13![Frontier logo]()
$193
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/243:41 pm -
1 stop8h 35m
Tue 9/295:00 am -
2 stops9h 40m
Deal found 8/13![American Airlines logo]()
$204
This JetBlue deal was found by Cheapflights users on 8/16. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:23 pm -
1 stop6h 59m
Wed 9/306:20 am -
1 stop6h 36m
Deal found 8/16![JetBlue logo]()
$342
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 August 17, 2026.
Search for one-way flight options from Puerto Rico to Austin. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/144:39 pm -
2 stops26h 09m
Deal found 8/13![Frontier logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 8/16. 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.
Wed 9/164:39 pm -
2 stops26h 09m
Deal found 8/16![Frontier logo]()
$150
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:29 pm -
1 stop7h 21m
Deal found 8/17![American Airlines logo]()
$151
This Southwest deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/105:00 am -
2 stops10h 05m
Deal found 8/13![Southwest logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/137:50 am -
2 stops34h 58m
Deal found 8/13![Frontier logo]()
$154
This Cheapflightsfares deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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.
Sat 9/55:01 am -
1 stop7h 47m
Deal found 8/15![JetBlue logo]()
$155
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Sun 10/41:00 am -
2 stops13h 18m
Deal found 8/17![United Airlines logo]()
$157
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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 11/177:05 am -
1 stop29h 27m
Deal found 8/15![Frontier logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 8/17. 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.
Wed 10/148:45 am -
2 stops51h 24m
Deal found 8/17![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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 11/157:42 pm -
1 stop16h 50m
Deal found 8/15![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” 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 11/153:55 am -
1 stop8h 37m
Deal found 8/14![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” 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 10/157:00 am -
2 stops29h 09m
Deal found 8/15![Frontier logo]()
$162
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 August 17, 2026.
Round-trip from | $190 (Frontier) |
|---|---|
One-way from | $149 (Kiwi.com) |
Popular in | May |
Cheapest in | January |
Average price | $404 |
Good one-way deal | $338 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 August 17, 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 San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Thu 10/15
5:00 am-1:40 pm
1 stop9h 40m
Austin Bergstrom
Tue 11/10
12:55 pm-12:45 am
2 stops9h 50m
$307
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Fri 10/9
6:00 am-1:45 pm
2 stops8h 45m
Austin Bergstrom
Mon 10/12
5:40 pm-1:20 am
1 stop6h 40m
$307
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Tue 9/22
1:00 am-1:48 pm
2 stops13h 48m
Austin Bergstrom
Tue 9/29
7:00 am-3:42 pm
1 stop7h 42m
$314
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Fri 10/9
1:00 am-1:22 pm
2 stops13h 22m
Austin Bergstrom
Sat 10/17
12:15 pm-8:38 pm
1 stop7h 23m
$314
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Fri 10/16
5:00 am-12:35 pm
2 stops8h 35m
Austin Bergstrom
Sun 10/18
9:10 pm-9:20 am
1 stop11h 10m
$335
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Fri 9/4
6:00 am-11:20 am
1 stop6h 20m
Austin Bergstrom
Wed 9/9
6:05 am-4:25 pm
1 stop9h 20m
$337
Quickest round-trip
AguadillaAustin
BQN Aguadilla Borinquen - AUS Austin Bergstrom
BQNAUS
Aguadilla Borinquen
Mon 9/28
4:23 pm-10:22 pm
1 stop6h 59m
Austin Bergstrom
Wed 9/30
6:20 am-1:56 pm
1 stop6h 36m
$342
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Tue 9/22
6:00 am-4:20 pm
2 stops11h 20m
Austin Bergstrom
Mon 9/28
12:25 pm-11:10 pm
2 stops9h 45m
$348
AguadillaAustin
BQN Aguadilla Borinquen - AUS Austin Bergstrom
BQNAUS
Aguadilla Borinquen
Thu 10/15
10:52 am-10:12 am
1 stop24h 20m
Austin Bergstrom
Wed 10/21
11:15 am-9:57 am
1 stop21h 42m
$421
San JuanAustin
SJU San Juan Luis Munoz Marin Intl - AUS Austin Bergstrom
SJUAUS
San Juan Luis Munoz Marin Intl
Fri 10/16
1:00 am-1:58 pm
2 stops13h 58m
Austin Bergstrom
Tue 10/20
12:00 pm-11:50 pm
2 stops10h 50m
$432
Showing 1-10 of 34 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 $280). Flying from Puerto Rico to Austin in May is currently the most expensive (average of $509). 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 Puerto Rico to Austin?
The best time to book flights from Puerto Rico to Austin is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing 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 August 17, 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.
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Crew
8.6
Food
7.0
Overall
8.0
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
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 locationsRound Rock
Cedar Park
San Marcos
Bastrop
Fredericksburg
Pflugerville
Dripping Springs
Georgetown
Seguin
Canyon Lake
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.
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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 August 17, 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 August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Puerto Rico to Austin
Discover the top 6 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 August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$123 | Average$421 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$140 | Average$416 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$169 | Average$395 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$241 | Average$407 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$245 | Average$393 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$266 | Average$479 | FlexibilityNo cancel fee | On-time63% |