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$149+ Cheap flights from Luis Munoz Marin Intl (SJU) 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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — AUS
May 20 — May 271
Tue 5/20
Tue 5/27
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Austin Bergstrom are usually found in September or January, booked 68 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from Luis Munoz Marin Intl to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) 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 May 15, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$301
(Orbitz)

One-way from

$149
(Frontier)

Popular in

March

Cheapest in

September

Average price

$435
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-Austin Bergstrom flight deals.
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Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-Austin Bergstrom flights.
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From San Juan Luis Munoz Marin Intl to Austin Bergstrom
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One-way flight from San Juan Luis Munoz Marin Intl to Austin Bergstrom
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Highest demand for flights based on searches. 5% potential increase in price ($22 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 May 2025
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Find flight deals from Luis Munoz Marin Intl to Austin

Cheapest flights from Luis Munoz Marin Intl to Austin
Explore the most affordable flight options available from Luis Munoz Marin Intl to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 15, 2025.

This Orbitz deal was found by Cheapflights users on 5/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3112:59 amSJU - AUS
1 stop10h 36mMultiple Airlines
Sat 6/77:25 pmAUS - SJU
1 stop14h 20mMultiple Airlines
Deal found 5/15$301
This Mytrip deal was found by Cheapflights users on 5/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/308:12 pmSJU - AUS
1 stop27h 51mSpirit Airlines
Tue 6/37:14 amAUS - SJU
2 stops25h 29mSpirit Airlines
Deal found 5/15$303
This Frontier deal was found by Cheapflights users on 5/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2910:00 amSJU - AUS
1 stop8h 00mFrontier
Sun 6/111:30 amAUS - SJU
1 stop11h 23mFrontier
Deal found 5/15$308
This American Airlines deal was found by Cheapflights users on 5/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/58:30 amSJU - AUS
2 stops11h 33mAmerican Airlines
Tue 9/1610:25 amAUS - SJU
2 stops8h 45mAmerican Airlines
Deal found 5/15$327
This United Airlines deal was found by Cheapflights users on 5/15. 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.
Fri 10/31:05 amSJU - AUS
2 stops15h 16mUnited Airlines
Wed 10/295:46 amAUS - SJU
2 stops14h 36mUnited Airlines
Deal found 5/15$350
This Delta deal was found by Cheapflights users on 5/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/165:30 pmSJU - AUS
1 stop7h 57mDelta
Sun 10/195:40 amAUS - SJU
1 stop9h 38mDelta
Deal found 5/15$415
This Southwest deal was found by Cheapflights users on 5/15. 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 10/33:35 pmSJU - AUS
2 stops8h 40mSouthwest
Wed 10/1510:20 amAUS - SJU
2 stops9h 25mSouthwest
Deal found 5/15$420

Cheapflights Fare Finder

Customize your flight search to find flights from Luis Munoz Marin Intl 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 May 15, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Austin that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Austin

Route

Depart

Return

Price

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Sat 5/31

12:59 am-10:35 am

1 stop10h 36m

Austin Bergstrom

Sat 6/7

7:25 pm-10:45 am

1 stop14h 20m

$301

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Fri 5/30

8:12 pm-11:03 pm

1 stop27h 51m

Austin Bergstrom

Tue 6/3

7:14 am-9:43 am

2 stops25h 29m

$303

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Thu 5/29

10:00 am-5:00 pm

1 stop8h 00m

Austin Bergstrom

Sun 6/1

11:30 am-11:53 pm

1 stop11h 23m

$308

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Fri 9/5

3:10 pm-8:22 am

1 stop18h 12m

Austin Bergstrom

Tue 9/16

6:00 am-4:20 pm

2 stops9h 20m

$327

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Fri 10/3

1:05 am-3:21 pm

2 stops15h 16m

Austin Bergstrom

Wed 10/29

5:46 am-9:22 pm

2 stops14h 36m

$350

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Thu 10/16

5:30 pm-12:27 am

1 stop7h 57m

Austin Bergstrom

Sun 10/19

5:40 am-4:18 pm

1 stop9h 38m

$415

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Fri 10/3

3:35 pm-11:15 pm

2 stops8h 40m

Austin Bergstrom

Wed 10/15

10:20 am-8:45 pm

2 stops9h 25m

$420

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Wed 6/4

12:59 am-10:35 am

1 stop10h 36m

$149

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Wed 6/4

1:59 am-11:03 pm

2 stops22h 04m

$150

San JuanAustin

SJU - AUS

SJUAUS

San Juan Luis Munoz Marin Intl

Tue 7/8

1:05 am-9:23 am

1 stop9h 18m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/15

Showing 1-10 of 13 results
1
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Compare providers for flights from Luis Munoz Marin Intl to Austin

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Luis Munoz Marin Intl to Austin in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Austin flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Austin flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Austin flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Austin flights, Cheapflights users trust AranGrant the most. AranGrant 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 San Juan Luis Munoz Marin Intl Airport-Austin 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 Luis Munoz Marin Intl to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport to Austin

How far ahead should I book a flight from San Juan Luis Munoz Marin Intl Airport to Austin?

Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to Austin. Price data was last updated on May 9, 2025.

The price you pay for your flight from San Juan Luis Munoz Marin Intl Airport to Austin may vary depending on when you book. For the best chance of a lower fare, look to book 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Juan Luis Munoz Marin Intl Airport to Austin?

Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Austin (average of $286). Flying from San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl 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 May 15, 2025.

It’s typically best to fly out from San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport to Austin?

Use this chart to determine the cheapest time to fly round-trip from Luis Munoz Marin Intl to Austin. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Juan Luis Munoz Marin Intl Airport 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 May 15, 2025.
Read through reviews of airlines operating flights from San Juan to Austin, such as Southwest, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

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
4,291 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

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
7,946 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

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
8,731 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

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
4,291 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

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
7,989 reviews
Southwest
8.0
Very good
4,291 reviews

Comfort

8.0

Food

7.1

Crew

8.6

Boarding

8.2

Overall

8.0

Entertainment

7.6

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 Luis Munoz Marin Intl 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 Luis Munoz Marin Intl?

    Austin Bergstrom (AUS), located 7.5 mi from the city center, is the airport you fly into when you book flights from San Juan Luis Munoz Marin Intl to Austin. 5 airlines have flights to Austin Bergstrom from San Juan Luis Munoz Marin Intl on a regular basis. Booking flights from San Juan Luis Munoz Marin Intl to Austin Bergstrom should not be difficult; the airport handles an average of 0 inbound flights from San Juan Luis Munoz Marin Intl per day.

  • What are the cheapest airlines flying from San Juan Luis Munoz Marin Intl Airport to Austin round-trip?

    Flying on Spirit Airlines is currently your cheapest option to Austin, with prices starting at $303. Additional round-trip tickets that might be worth considering are offered by Frontier and United Airlines, with the lowest prices starting at $308 and $355, respectively. Spirit Airlines is currently priced 24% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Juan Luis Munoz Marin Intl Airport to Austin one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $149. However, be on the lookout for offers from Spirit Airlines and United Airlines, as they are both options that can get you from San Juan Luis Munoz Marin Intl Airport to Austin for a low price.

  • Can I find deals for flights from Luis Munoz Marin Intl to Austin that include hotel bookings?

    Yes. In addition to deals on Luis Munoz Marin Intl to Austin flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Luis Munoz Marin Intl to Austin?

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

  • Can I find deals for business class flights from Luis Munoz Marin Intl to Austin?

    Yes. Cheapflights offers flight deals from Luis Munoz Marin Intl 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 Luis Munoz Marin Intl Airport to Austin?

    Currently, January is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Austin (average of $286). Flying from San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport 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 5 airlines flying from Luis Munoz Marin Intl to Austin

Discover the top 5 airlines that operate flights from Luis Munoz Marin Intl 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 May 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$195Average$280FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$270Average$400FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$297Average$428FlexibilityNo cancel feeOn-time69%
DeltaCheapest$324Average$385FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$387Average$520FlexibilityNo cancel feeOn-time63%

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