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$128+ Cheap flights from San Juan to Austin (AUS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — AUS
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan to Austin Bergstrom are usually found in September or January, booked 60 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from San Juan to Austin

Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) to Austin (AUS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 30, 2025.

Round-trip from

$299
(CheapOair)

One-way from

$128
(United Airlines)

Popular in

March

Cheapest in

September

Average price

$428
From San Juan to Austin Bergstrom
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One-way flight from San Juan to Austin Bergstrom
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Highest demand for flights based on searches. 7% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from San Juan to Austin

Cheapest flights from San Juan to Austin
Explore the most affordable flight options available from San Juan to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/812:05 amSJU - AUS
1 stop9h 43mFrontier
Sun 5/1110:57 amAUS - SJU
1 stop13h 54mFrontier
Deal found 4/29$298
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/216:00 pmSJU - AUS
1 stop24h 00mMultiple Airlines
Wed 5/287:14 amAUS - SJU
1 stop6h 46mMultiple Airlines
Deal found 4/29$304
This Mytrip deal was found by Cheapflights users on 4/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/68:12 pmSJU - AUS
1 stop27h 51mSpirit Airlines
Mon 6/97:14 amAUS - SJU
1 stop10h 53mSpirit Airlines
Deal found 4/29$312
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/215:43 pmSJU - AUS
1 stop7h 37mDelta
Sun 5/255:40 amAUS - SJU
1 stop9h 53mDelta
Deal found 4/29$336
This United Airlines deal was found by Cheapflights users on 4/29. 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 5/201:05 amSJU - AUS
1 stop9h 04mUnited Airlines
Sun 5/257:43 pmAUS - SJU
1 stop8h 47mUnited Airlines
Deal found 4/29$339
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:05 amSJU - AUS
1 stop8h 06mAmerican Airlines
Sun 5/44:48 pmAUS - SJU
1 stop11h 12mAmerican Airlines
Deal found 4/29$370
This Southwest deal was found by Cheapflights users on 4/29. 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 7/36:00 amSJU - AUS
1 stop11h 10mSouthwest
Fri 7/112:50 pmAUS - SJU
1 stop7h 25mSouthwest
Deal found 4/29$394

Cheapflights Fare Finder

Customize your flight search to find flights from San Juan 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 April 30, 2025.
Use the filters below to find and compare flights from San Juan to Austin that are best for you.

Fly from

San Juan

Fly to

Austin

Route

Depart

Return

Price

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Thu 5/8

12:05 am-8:48 am

1 stop9h 43m

Austin Bergstrom

Sun 5/11

10:57 am-1:51 am

1 stop13h 54m

$298

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Wed 5/21

6:00 pm-5:00 pm

1 stop24h 00m

Austin Bergstrom

Wed 5/28

7:14 am-3:00 pm

1 stop6h 46m

$304

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Fri 6/6

8:12 pm-11:03 pm

1 stop27h 51m

Austin Bergstrom

Mon 6/9

7:14 am-7:07 pm

1 stop10h 53m

$312

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Wed 5/21

5:43 pm-12:20 am

1 stop7h 37m

Austin Bergstrom

Sun 5/25

5:40 am-4:33 pm

1 stop9h 53m

$336

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Tue 5/20

1:05 am-9:09 am

1 stop9h 04m

Austin Bergstrom

Sun 5/25

7:43 pm-5:30 am

1 stop8h 47m

$339

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Sun 5/4

6:05 am-1:11 pm

1 stop8h 06m

Austin Bergstrom

Sun 5/4

4:48 pm-5:00 am

1 stop11h 12m

$370

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Thu 7/3

6:00 am-4:10 pm

1 stop11h 10m

Austin Bergstrom

Fri 7/11

2:50 pm-11:15 pm

1 stop7h 25m

$394

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Wed 5/28

2:05 am-10:36 am

1 stop9h 31m

$128

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Sat 5/24

8:12 pm-11:03 pm

1 stop27h 51m

$130

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Wed 6/4

5:43 pm-12:20 am

1 stop7h 37m

$133

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 14 results
1
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Best time to book a flight from San Juan to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from San Juan 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 San Juan to Austin

How far ahead should I book a flight from San Juan to Austin?

Use this chart to determine the optimal time to book a round-trip flight from San Juan to Austin. Price data was last updated on April 25, 2025.

To ensure you get the cheapest price possible for a flight from San Juan to Austin, 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.

What is the cheapest month to book a flight from San Juan to Austin?

Currently, January is the cheapest month in which you can book a flight from San Juan to Austin (average of $286). Flying from San Juan to Austin in March is currently the most expensive (average of $362). 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 SJU to AUS?

Find hourly flight availability from San Juan to Austin. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.

It’s typically best to fly out from San Juan to Austin in the evening. Doing so could potentially save you 57% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from San Juan to Austin?

Use this chart to determine the cheapest time to fly round-trip from San Juan to Austin. Price data was last updated on May 12, 2024.

Travelers seeking maximum savings on their San Juan to Austin flight should consider departing on Wednesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Austin by month

Plan your trip to Austin by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Austin ranges from 2.1 - 4.2 inches per month. May is typically the wettest month, when rainfall can reach 4.2 in. July is typically the driest time to visit Austin when rainfall is around 2.1 in.

Temperature in Austin by month

Plan your trip to Austin by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Austin, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 April 30, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta and United Airlines from San Juan to Austin to help guide your decision. 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
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,295 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,929 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Spirit Airlines
6.3
Okay
7,956 reviews
Southwest
8.0
Very good
4,295 reviews

Boarding

8.2

Crew

8.6

Entertainment

7.6

Overall

8.0

Food

7.1

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from San Juan to Austin. 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 into for flights to Austin from San Juan?

    If you book a flight to Austin from San Juan, you will be flying to Austin Bergstrom, which is the city’s only airport. Austin Bergstrom (AUS) is located 7.5 mi from the center of Austin. There are 0 flights from San Juan to Austin Bergstrom per day from 6 different airlines.

  • What are the cheapest airlines flying from San Juan to Austin round-trip?

    Frontier, at $299, was found to be the cheapest airline from San Juan to Austin.Alternate airlines to your destination round-trip include Spirit Airlines and Delta. Frontier is 25% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San Juan to Austin one-way?

    The cheapest airlines for a one-way flight from San Juan to Austin are United Airlines ($128), Spirit Airlines ($130), and Delta ($133).

  • What are the cheapest flights from San Juan to Austin?

    While on average a flight from San Juan to Austin is generally $283, our data shows the cheapest flight currently is $123. When looking at the most popular route, (San Juan Luis Munoz Marin Intl - Austin Bergstrom), you can expect to pay $255 for that flight.

  • Can I find deals for flights from San Juan to Austin that include hotel bookings?

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

  • How can I find direct flights from San Juan to Austin?

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

  • Can I find deals for business class flights from San Juan to Austin?

    Yes. Cheapflights offers flight deals from San Juan to Austin 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 San Juan to Austin?

    Currently, January is the cheapest month in which you can book a flight from San Juan to Austin (average of $286). Flying from San Juan to Austin in March is currently the most expensive (average of $362). 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

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
San Marcos
Georgetown
Fredericksburg
Round Rock
Dripping Springs
Cedar Park
Pflugerville
Bastrop
Canyon Lake
Seguin
Horseshoe Bay

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from San Juan to Austin

Discover the top 6 airlines that operate flights from San Juan 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$195Average$293FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$242Average$494FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$274Average$405FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$310Average$430FlexibilityNo cancel feeOn-time69%
DeltaCheapest$324Average$388FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$387Average$524FlexibilityNo cancel feeOn-time63%

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