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Puerto Rico

$113+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — SJU
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap 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 11, 2025.

Round-trip from

$225
(United Airlines)

One-way from

$113
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$359
From Austin Bergstrom to Puerto Rico
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One-way flight from Austin Bergstrom to Puerto Rico
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Highest demand for flights based on searches. 12% potential increase in price ($60 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Austin to Puerto Rico

Cheapest flights from Austin to Puerto Rico
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 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/49:44 amAUS - BQN
2 stops12h 25mUnited Airlines
Wed 10/812:15 amBQN - AUS
1 stop10h 44mUnited Airlines
Deal found 9/10$225
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” 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 10/3011:45 amAUS - SJU
1 stop12h 00mSouthwest
Sat 11/83:10 pmSJU - AUS
Nonstop5h 30mSouthwest
Deal found 9/9$241
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” 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.
Thu 12/1110:59 amAUS - SJU
1 stop10h 11mDelta
Mon 12/227:30 amSJU - AUS
1 stop11h 53mDelta
Deal found 9/9$245
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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.
Sat 10/181:43 pmAUS - SJU
1 stop9h 11mAmerican Airlines
Tue 10/217:00 amSJU - AUS
1 stop11h 34mAmerican Airlines
Deal found 9/10$246
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/2410:17 pmAUS - SJU
1 stop21h 23mMultiple Airlines
Sun 10/262:12 amSJU - AUS
1 stop14h 50mMultiple Airlines
Deal found 9/10$258
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” 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 9/256:15 pmAUS - SJU
1 stop7h 19mMultiple Airlines
Wed 10/13:19 pmSJU - AUS
1 stop27h 06mMultiple Airlines
Deal found 9/9$260
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 9/295:45 amAUS - SJU
2 stops31h 26mMultiple Airlines
Wed 10/14:51 pmSJU - AUS
1 stop19h 16mMultiple Airlines
Deal found 9/10$262
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” 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 9/2111:03 amAUS - SJU
1 stop11h 20mMultiple Airlines
Wed 10/13:19 pmSJU - AUS
1 stop27h 06mMultiple Airlines
Deal found 9/9$263
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/87:20 amAUS - SJU
2 stops17h 42mMultiple Airlines
Fri 10/104:51 pmSJU - AUS
1 stop18h 06mMultiple Airlines
Deal found 9/10$264
This Kiwi.com deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” 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 10/15:45 amAUS - SJU
2 stops19h 13mMultiple Airlines
Tue 10/76:22 amSJU - AUS
1 stop29h 55mMultiple Airlines
Deal found 9/8$266
This Frontier deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” 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 10/47:50 amAUS - SJU
2 stops25h 06mFrontier
Sun 10/512:28 amSJU - AUS
1 stop10h 05mFrontier
Deal found 9/9$267
This Kiwi.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” 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 10/117:20 amAUS - SJU
2 stops17h 42mMultiple Airlines
Fri 10/171:59 amSJU - AUS
1 stop32h 01mMultiple Airlines
Deal found 9/10$269

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 September 11, 2025.
Use the filters below to find and compare flights from Austin to Puerto Rico that are best for you.

Fly from

Austin

Fly to

Puerto Rico

Route

Depart

Return

Price

AustinAguadilla

AUS - BQN

AUSBQN

Austin Bergstrom

Sat 10/4

9:44 am-11:09 pm

2 stops12h 25m

Aguadilla Borinquen

Wed 10/8

12:15 am-9:59 am

1 stop10h 44m

$225

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Thu 10/30

11:45 am-12:45 am

1 stop12h 00m

San Juan Luis Munoz Marin Intl

Sat 11/8

3:10 pm-6:40 pm

Nonstop5h 30m

$241

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Sun 10/5

6:30 am-3:50 pm

1 stop8h 20m

San Juan Luis Munoz Marin Intl

Sat 10/11

5:45 am-4:15 pm

1 stop11h 30m

$245

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Thu 11/13

4:25 pm-12:35 am

1 stop6h 10m

San Juan Luis Munoz Marin Intl

Sat 11/22

7:15 pm-12:15 am

1 stop7h 00m

$245

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Fri 11/14

6:12 pm-11:19 am

1 stop15h 07m

San Juan Luis Munoz Marin Intl

Sun 11/16

3:59 am-5:17 pm

1 stop15h 18m

$280

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Wed 11/5

11:45 am-11:20 pm

1 stop9h 35m

San Juan Luis Munoz Marin Intl

Wed 11/12

8:55 am-1:50 pm

1 stop6h 55m

$295

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Sun 10/19

1:40 pm-9:59 pm

1 stop7h 19m

San Juan Luis Munoz Marin Intl

Thu 10/23

2:31 pm-12:22 am

1 stop10h 51m

$304

AustinAguadilla

AUS - BQN

AUSBQN

Austin Bergstrom

Thu 10/2

9:44 am-11:09 pm

2 stops12h 25m

Aguadilla Borinquen

Sat 10/4

12:15 am-10:00 am

1 stop10h 45m

$313

AustinAguadilla

AUS - BQN

AUSBQN

Austin Bergstrom

Sat 10/18

11:10 am-11:09 pm

1 stop10h 59m

Aguadilla Borinquen

Wed 10/22

12:15 am-9:59 am

1 stop10h 44m

$315

AustinSan Juan

AUS - SJU

AUSSJU

Austin Bergstrom

Sat 9/27

1:28 pm-10:00 pm

1 stop7h 32m

San Juan Luis Munoz Marin Intl

Fri 10/3

5:41 pm-12:13 am

1 stop7h 32m

$320

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 47 results
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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.
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

What is the cheapest month to book a flight from Austin to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Austin to Puerto Rico (average of $254). Flying from Austin to Puerto Rico in June is currently the most expensive (average of $339). 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 September 11, 2025.

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 September 11, 2025.
See what other customers who have flown with Southwest, Delta, and United 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.
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,960 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,937 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,177 reviews
Southwest
8.0
Very good
4,248 reviews

Entertainment

7.5

Food

7.0

Overall

8.0

Comfort

8.0

Crew

8.6

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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.

  • What airport do you fly from for flights from Austin to Puerto Rico?

    Austin Bergstrom (AUS) is the airport you will fly out of if you book a flight from Austin to Puerto Rico. It is only a 7.5 mi journey to Austin Bergstrom (AUS) from Austin’s city center.

  • How long is the flight from Austin to Puerto Rico?

    For as low as $241, United Airlines can have you in Puerto Rico from Austin in 12h. The distance between Austin and Puerto Rico is about 2142 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Austin to Puerto Rico one-way?

    The cheapest airlines for a one-way flight from Austin to Puerto Rico are United Airlines ($113), Delta ($123), and Frontier ($152).

  • What are the most popular routes from Austin to Puerto Rico?

    While some choose either Austin Bergstrom - Aguadilla Borinquen or Austin Bergstrom - Culebra, Austin Bergstrom - San Juan Luis Munoz Marin Intl is the most popular route from Austin to Puerto Rico.

  • Can I find deals for flights from Austin to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Austin to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Austin to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Austin to Puerto Rico.

  • Can I find deals for business class flights from Austin to Puerto Rico?

    Yes. Cheapflights offers flight deals from Austin to Puerto Rico by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Austin to Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Austin to Puerto Rico (average of $254). Flying from Austin to Puerto Rico in June is currently the most expensive (average of $339). 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.

See more FAQs

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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.
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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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$133Average$321FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$183Average$337FlexibilityNo cancel feeOn-time65%
DeltaCheapest$249Average$393FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$255Average$449FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$278Average$546FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$282Average$478FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$345Average$696FlexibilityNo cancel feeOn-time62%

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