Siesta Key

$139+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — TPA
Mar 11 — Mar 181
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Cheapflights Tip: The best prices from Austin Bergstrom to Siesta Key are usually found in July or June, booked 72 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 February 9, 2026.

This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/245:22 am
AUS
-
SRQ
1 stop5h 17m
Delta
Tue 3/3110:45 am
SRQ
-
AUS
1 stop6h 25m
Delta
Deal found 2/8$277
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 3/243:29 pm
AUS
-
SRQ
2 stops7h 30m
American Airlines
Tue 3/314:53 pm
SRQ
-
AUS
1 stop6h 22m
American Airlines
Deal found 2/7$282
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/19:15 am
AUS
-
SRQ
1 stop5h 48m
American Airlines
Wed 4/84:56 pm
SRQ
-
AUS
1 stop7h 51m
American Airlines
Deal found 2/8$284
This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:39 pm
AUS
-
SRQ
1 stop4h 57m
Delta
Wed 3/183:14 pm
SRQ
-
AUS
1 stop5h 52m
Delta
Deal found 2/8$309
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/99:22 am
AUS
-
SRQ
1 stop8h 37m
American Airlines
Wed 3/116:00 am
SRQ
-
AUS
2 stops10h 34m
American Airlines
Deal found 2/8$314
This American Airlines deal was found by Cheapflights users on 2/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/253:29 pm
AUS
-
SRQ
2 stops7h 30m
American Airlines
Sat 3/286:00 am
SRQ
-
AUS
1 stop5h 12m
American Airlines
Deal found 2/8$316
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Thu 3/263:39 pm
AUS
-
SRQ
1 stop7h 20m
American Airlines
Tue 3/314:53 pm
SRQ
-
AUS
1 stop6h 22m
American Airlines
Deal found 2/7$328

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 February 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$277
(Delta)

One-way from

$139
(Delta)

Popular in

October

Cheapest in

July

Average price

$350
Provider with most accurate pricing for Austin Bergstrom-Sarasota Bradenton Intl flight deals.
Provider most trusted by Cheapflights users for Austin Bergstrom-Sarasota Bradenton Intl flights.
From Austin Bergstrom to Siesta Key
One-way flight from Austin Bergstrom to Siesta Key
Highest demand for flights based on searches. 9% potential increase in price ($32 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($18 potential savings vs. average RT price).
Average for round-trip flights in February 2026

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 February 9, 2026.
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

Tue 3/24

5:22 am-11:39 am

1 stop5h 17m

Sarasota Bradenton Intl

Tue 3/31

10:45 am-4:10 pm

1 stop6h 25m

$277

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Wed 4/1

5:22 am-11:39 am

1 stop5h 17m

Sarasota Bradenton Intl

Wed 4/8

7:05 am-2:39 pm

1 stop8h 34m

$277

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Wed 4/29

6:30 am-2:19 pm

1 stop6h 49m

Sarasota Bradenton Intl

Sat 5/2

6:25 pm-12:17 am

1 stop6h 52m

$277

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Mon 3/16

6:39 pm-12:36 am

1 stop4h 57m

Sarasota Bradenton Intl

Tue 3/17

10:45 am-4:10 pm

1 stop6h 25m

$309

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Mon 3/16

6:39 pm-12:36 am

1 stop4h 57m

Sarasota Bradenton Intl

Wed 3/18

3:14 pm-8:06 pm

1 stop5h 52m

$309

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Tue 3/17

1:24 pm-6:58 pm

1 stop4h 34m

Sarasota Bradenton Intl

Mon 3/23

8:03 pm-12:20 am

1 stop5h 17m

$309

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Fri 3/27

6:39 pm-12:36 am

1 stop4h 57m

Sarasota Bradenton Intl

Tue 3/31

10:45 am-5:34 pm

1 stop7h 49m

$332

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Mon 3/2

5:07 pm-10:48 pm

1 stop4h 41m

Sarasota Bradenton Intl

Thu 3/5

7:06 am-2:23 pm

1 stop8h 17m

$341

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Mon 3/2

5:07 pm-11:58 pm

1 stop5h 51m

Sarasota Bradenton Intl

Sat 3/7

1:29 pm-7:31 pm

1 stop7h 02m

$341

AustinSarasota

AUS - SRQ

AUSSRQ

Austin Bergstrom

Mon 3/16

6:39 pm-12:36 am

1 stop4h 57m

Sarasota Bradenton Intl

Mon 3/23

8:03 pm-12:20 am

1 stop5h 17m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Showing 1-10 of 20 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 February 6, 2026.

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 March is currently the most expensive (average of $192). 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 February 9, 2026.

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 30% 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 February 7, 2026.

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. Sunday at noon 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 February 9, 2026.
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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

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.

Boarding

8.1

Food

7.0

Entertainment

7.5

Comfort

8.0

Overall

8.0

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?

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

    Departing from Austin to Siesta Key will take you 5h 17m. The distance from Austin to Siesta Key is about 934 mi.

  • 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 most reliable airlines from Austin to Siesta Key?

    No one likes to see their flight delayed. When booking a flight from Austin to Siesta Key consider choosing Air France (100%), Korean Air (100%) or Virgin Atlantic (100%) as they are the most reliable in getting you off to your destination on time.

  • 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 $306, our data indicates the cheapest price to be $128. The most popular route (Austin Bergstrom - Sarasota Bradenton Intl), is priced around $277.

  • 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 March is currently the most expensive (average of $192). 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 Siesta Key

See prices for flight routes from nearby airports that may be better suited for you.

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 February 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$59Average$125FlexibilityNo cancel feeOn-time88%
Spirit AirlinesCheapest$94Average$164FlexibilityNo cancel feeOn-time65%
DeltaCheapest$128Average$337FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$142Average$411FlexibilityNo cancel feeOn-time63%
FrontierCheapest$147Average$249FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$176Average$346FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$246Average$413FlexibilityNo cancel feeOn-time69%

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