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Siesta Key

$56+ Cheap flights from Austin (AUS) to Siesta Key, FL

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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — TPA
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Austin Bergstrom to Siesta Key are usually found in June or July, booked 70 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Austin to Siesta Key

Keep the following information in mind while searching for Austin to Siesta Key flight deals. Data was last updated July 31, 2025.

Round-trip from

$147
(Cheapflightsfares)

One-way from

$56
(Mytrip)

Popular in

March

Cheapest in

June

Average price

$213
From Austin Bergstrom to Siesta Key
Search Deals
One-way flight from Austin Bergstrom to Siesta Key
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Highest demand for flights based on searches. 16% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Austin to Siesta Key

Cheapest flights from Austin to Siesta Key
Explore the most affordable flight options available from Austin to Siesta Key. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 8/78:28 amAUS - SRQ
Nonstop2h 29mAllegiant Air
Sun 8/106:16 amSRQ - AUS
Nonstop2h 22mAllegiant Air
Deal found 7/29$147
This Delta deal was found by Cheapflights users on 7/31. 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.
Fri 9/510:45 amAUS - SRQ
1 stop7h 05mDelta
Sun 9/76:00 amSRQ - AUS
1 stop4h 40mDelta
Deal found 7/31$237
This American Airlines deal was found by Cheapflights users on 7/30. 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 9/55:00 amAUS - SRQ
2 stops10h 25mAmerican Airlines
Sun 9/76:41 pmSRQ - AUS
1 stop6h 39mAmerican Airlines
Deal found 7/30$242
This Southwest deal was found by Cheapflights users on 7/30. 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 8/298:10 pmAUS - SRQ
1 stop13h 35mSouthwest
Fri 9/51:50 pmSRQ - AUS
1 stop6h 55mSouthwest
Deal found 7/30$273
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/67:00 amAUS - SRQ
1 stop7h 15mUnited Airlines
Tue 9/910:32 amSRQ - AUS
1 stop10h 27mUnited Airlines
Deal found 7/31$294
This Frontier deal was found by Cheapflights users on 7/31. 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.
Sun 10/1910:05 amAUS - SRQ
1 stop8h 26mFrontier
Sun 10/268:30 pmSRQ - AUS
1 stop13h 40mFrontier
Deal found 7/31$296
This Mytrip deal was found by Cheapflights users on 7/31. 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 10/26:41 pmAUS - SRQ
1 stop14h 46mMultiple Airlines
Sun 10/127:01 amSRQ - AUS
2 stops18h 27mMultiple Airlines
Deal found 7/31$316

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Siesta Key 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 July 31, 2025.
Use the filters below to find and compare flights from Austin to Siesta Key that are best for you.

Fly from

Austin

Fly to

Siesta Key

Route

Depart

Return

Price

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Thu 8/7

8:28 am-11:57 am

Nonstop2h 29m

Sarasota Bradenton Intl

Sun 8/10

6:16 am-7:38 am

Nonstop2h 22m

$147

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Fri 9/5

8:00 am-3:58 pm

1 stop6h 58m

Sarasota Bradenton Intl

Sun 9/7

6:00 am-10:42 am

1 stop5h 42m

$237

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Fri 9/5

5:00 am-4:25 pm

2 stops10h 25m

Sarasota Bradenton Intl

Sun 9/7

6:41 pm-12:20 am

1 stop6h 39m

$242

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Fri 8/29

8:10 pm-10:45 am

1 stop13h 35m

Sarasota Bradenton Intl

Fri 9/5

1:50 pm-7:45 pm

1 stop6h 55m

$273

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Sat 9/6

7:00 am-3:15 pm

1 stop7h 15m

Sarasota Bradenton Intl

Tue 9/9

10:32 am-7:59 pm

1 stop10h 27m

$294

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Sun 10/19

10:05 am-7:31 pm

1 stop8h 26m

Sarasota Bradenton Intl

Sun 10/26

8:30 pm-9:10 am

1 stop13h 40m

$296

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Thu 10/2

6:41 pm-10:27 am

1 stop14h 46m

Sarasota Bradenton Intl

Sun 10/12

7:01 am-12:28 am

2 stops18h 27m

$316

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Sun 8/10

8:28 am-11:57 am

Nonstop2h 29m

$56

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Wed 9/17

5:35 am-11:51 am

1 stop5h 16m

$119

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Mon 9/1

9:50 am-8:15 pm

2 stops9h 25m

$124

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 14 results
1
2

Best time to book a flight from Austin to Siesta Key

Have a flexible travel schedule? Discover the best time to fly to Siesta Key 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 Siesta Key

How far ahead should I book a flight from Austin to Siesta Key?

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

The price you pay for your flight from Austin to Siesta Key may vary depending on when you book. For the best chance of a lower fare, look to book 70 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 Austin to Siesta Key?

Currently, January is the cheapest month in which you can book a flight from Austin to Siesta Key (average of $208). Flying from Austin to Siesta Key in March is currently the most expensive (average of $270). 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 S1E?

Find hourly flight availability from Austin to Siesta Key. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from Austin to Siesta Key, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Austin to Siesta Key?

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

Travelers seeking maximum savings on their Austin to Siesta Key flight should consider departing on Thursday mornings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Siesta Key

Get insights into the airlines that provide service to Siesta Key. 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 Siesta Key. Reviews last updated July 31, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Austin to Siesta Key by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,246 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,246 reviews
Southwest
8.0
Very good
4,246 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,981 reviews
Southwest
8.0
Very good
4,246 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,900 reviews
Southwest
8.0
Very good
4,246 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,246 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Allegiant Air
7.2
Good
702 reviews
Southwest
8.0
Very good
4,246 reviews

Boarding

8.1

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Austin to Siesta Key. 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 Siesta Key?

    If you book a flight to Siesta Key from Austin, you will be flying from 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 Austin Bergstrom to Siesta Key per day from 7 different airlines.

  • How popular is this Austin to Siesta Key flight route?

    The Austin Bergstrom to Siesta Key flight path was viewed by 19 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Austin to Siesta Key one-way?

    The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $56. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Austin to Siesta Key for a low price.

  • What are the cheapest flights from Austin to Siesta Key?

    Looking for the cheapest flight from Austin to Siesta Key? While on average our users pay $190, our data indicates the cheapest price to be $68. The most popular route (Austin Bergstrom - Sarasota Bradenton Intl), is priced around $155.

  • Can I find deals for flights from Austin to Siesta Key that include hotel bookings?

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

  • How can I find direct flights from Austin to Siesta Key?

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

  • Can I find deals for business class flights from Austin to Siesta Key?

    Yes. Cheapflights offers flight deals from Austin to Siesta Key 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 Siesta Key?

    Currently, January is the cheapest month in which you can book a flight from Austin to Siesta Key (average of $208). Flying from Austin to Siesta Key in March is currently the most expensive (average of $270). 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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Top 7 airlines flying from Austin to Siesta Key

Discover the top 7 airlines that operate flights from Austin to Siesta Key. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$87Average$127FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$92Average$247FlexibilityNo cancel feeOn-time65%
FrontierCheapest$120Average$211FlexibilityNo cancel feeOn-time62%
DeltaCheapest$137Average$332FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$205Average$357FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$210Average$421FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$251Average$416FlexibilityNo cancel feeOn-time69%

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