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Siesta Key

$85+ 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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — TPA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Austin Bergstrom to Siesta Key are usually found in July or June, booked 70 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap 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 December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
Thu 12/188:37 amAUS - SRQ
Nonstop2h 24mAllegiant Air
Sun 12/216:01 amSRQ - AUS
Nonstop2h 46mAllegiant Air
Deal found 12/17$227
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Thu 12/188:37 amAUS - SRQ
Nonstop2h 24mAllegiant Air
Tue 12/234:53 pmSRQ - AUS
Nonstop2h 46mAllegiant Air
Deal found 12/16$275
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Thu 12/188:37 amAUS - SRQ
Nonstop2h 24mAllegiant Air
Mon 12/221:03 pmSRQ - AUS
1 stop5h 54mAllegiant Air
Deal found 12/16$329
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
Tue 12/237:29 pmAUS - SRQ
Nonstop2h 24mAllegiant Air
Sat 12/273:08 pmSRQ - AUS
Nonstop2h 46mAllegiant Air
Deal found 12/17$347
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Thu 12/188:37 amAUS - SRQ
Nonstop2h 24mAllegiant Air
Wed 12/247:31 amSRQ - AUS
1 stop9h 39mAllegiant Air
Deal found 12/16$362
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:44 pmAUS - SRQ
Nonstop2h 24mAllegiant Air
Tue 12/304:53 pmSRQ - AUS
Nonstop2h 46mAllegiant Air
Deal found 12/17$400
This Kiwi.com deal was found by Cheapflights users on 12/15. 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.
Mon 12/295:30 amAUS - SRQ
2 stops40h 56mMultiple Airlines
Sun 1/412:35 pmSRQ - AUS
1 stop25h 21mMultiple Airlines
Deal found 12/15$405
This Kiwi.com deal was found by Cheapflights users on 12/17. 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.
Thu 12/188:37 amAUS - SRQ
Nonstop2h 24mMultiple Airlines
Sun 12/213:43 pmSRQ - AUS
2 stops34h 15mMultiple Airlines
Deal found 12/17$424
This Mytrip deal was found by Cheapflights users on 12/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:29 pmAUS - SRQ
Nonstop2h 24mAllegiant Air
Wed 12/317:31 amSRQ - AUS
1 stop9h 12mAllegiant Air
Deal found 12/17$425
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Sun 12/218:37 amAUS - SRQ
Nonstop2h 24mAllegiant Air
Mon 12/221:03 pmSRQ - AUS
1 stop5h 54mAllegiant Air
Deal found 12/16$426
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Thu 12/188:37 amAUS - SRQ
Nonstop2h 24mMultiple Airlines
Wed 12/2411:10 amSRQ - AUS
3 stops35h 47mMultiple Airlines
Deal found 12/16$433

Find 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 December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$247
(Delta)

One-way from

$85
(Kiwi.com)

Popular in

October

Cheapest in

July

Average price

$310
Provider with most accurate pricing for Austin Bergstrom-Tampa flight deals.
Search Deals
Provider most trusted by Cheapflights users for Austin Bergstrom-Tampa flights.
Search Deals
From Austin Bergstrom to Siesta Key
Search Deals
One-way flight from Austin Bergstrom to Siesta Key
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 18, 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

Wed 1/7

6:30 am-3:06 pm

1 stop7h 36m

Sarasota Bradenton Intl

Sat 1/10

6:30 am-3:16 pm

1 stop9h 46m

$347

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Thu 1/22

5:10 pm-10:43 pm

1 stop4h 33m

Sarasota Bradenton Intl

Mon 1/26

11:08 am-4:05 pm

1 stop5h 57m

$351

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Wed 2/18

10:00 am-8:08 pm

1 stop9h 08m

Sarasota Bradenton Intl

Fri 2/27

4:10 pm-10:45 pm

1 stop7h 35m

$372

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Thu 1/1

4:10 pm-11:02 pm

1 stop5h 52m

Sarasota Bradenton Intl

Mon 1/5

7:40 pm-12:20 am

1 stop5h 40m

$378

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Wed 3/18

12:15 pm-9:00 pm

1 stop7h 45m

Sarasota Bradenton Intl

Sun 3/22

6:20 pm-1:00 am

1 stop7h 40m

$382

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Mon 2/2

6:30 am-3:06 pm

1 stop7h 36m

Sarasota Bradenton Intl

Wed 2/4

9:15 am-3:46 pm

1 stop7h 31m

$384

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Mon 3/16

3:55 pm-10:38 pm

1 stop5h 43m

Sarasota Bradenton Intl

Mon 3/23

8:15 am-2:39 pm

1 stop7h 24m

$387

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Sat 12/27

5:44 pm-9:08 pm

Nonstop2h 24m

Sarasota Bradenton Intl

Tue 12/30

4:53 pm-6:39 pm

Nonstop2h 46m

$400

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Thu 1/1

4:10 pm-11:02 pm

1 stop5h 52m

$109

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Tue 12/23

7:29 pm-10:53 pm

Nonstop2h 24m

$138

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 17 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 December 12, 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, July is the cheapest month in which you can book a flight from Austin to Siesta Key (average of $63). Flying from Austin to Siesta Key in January is currently the most expensive (average of $177). 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 December 18, 2025.

A simple way to save on the total cost of your ticket is to fly from Austin to Siesta Key in the evening. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight at noon.

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 Friday afternoons when fares are most often at their lowest. Saturday afternoons 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 December 18, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and American 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
7.9
Good
4,249 reviews

Overall

7.9

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

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
7.9
Good
4,249 reviews
Southwest
7.9
Good
4,249 reviews

Overall

7.9

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

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
7.9
Good
8,006 reviews
Southwest
7.9
Good
4,249 reviews

Overall

7.9

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

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
11,053 reviews
Southwest
7.9
Good
4,249 reviews

Overall

7.9

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

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
700 reviews
Southwest
7.9
Good
4,249 reviews

Overall

7.9

Crew

8.6

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

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 22 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Austin to Siesta Key?

    Departing from Austin to Siesta Key will take you 4h 33m. The distance from Austin to Siesta Key is about 934 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 Siesta Key one-way?

    The cheapest airline one-way is Allegiant Air, with whom users have recently found tickets for as low as $44. However, be on the lookout for offers from Southwest and American Airlines, 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 $295, our data indicates the cheapest price to be $118. The most popular route (Austin Bergstrom - Sarasota Bradenton Intl), is priced around $227.

  • 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, July is the cheapest month in which you can book a flight from Austin to Siesta Key (average of $63). Flying from Austin to Siesta Key in January is currently the most expensive (average of $177). 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$87Average$128FlexibilityNo cancel feeOn-time88%
FrontierCheapest$120Average$220FlexibilityNo cancel feeOn-time62%
DeltaCheapest$137Average$334FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$141Average$217FlexibilityNo cancel feeOn-time65%
SouthwestCheapest$147Average$410FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$176Average$341FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$246Average$404FlexibilityNo cancel feeOn-time69%

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