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$126+ Cheap flights from Sioux Falls to Austin (FSD - 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
FSD — AUS
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Sioux Falls Joe Foss Field to Austin Bergstrom are usually found in April or October, booked 39 days in advance, depart on a Wednesday or Thursday and return on a Thursday

Cheap flight deals from Sioux Falls to Austin

Discover tips and strategies to find the most affordable flight options for your journey from Sioux Falls (FSD) 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 September 16, 2025.

Round-trip from

$153
(Frontier)

One-way from

$126
(American Airlines)

Popular in

May

Cheapest in

April

Average price

$366
From Sioux Falls Joe Foss Field to Austin Bergstrom
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One-way flight from Sioux Falls Joe Foss Field to Austin Bergstrom
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High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Sioux Falls to Austin

Cheapest flights from Sioux Falls to Austin
Explore the most affordable flight options available from Sioux Falls to Austin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Frontier deal was found by Cheapflights users on 9/15. 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 10/302:23 pmFSD - AUS
1 stop10h 09mFrontier
Thu 11/66:00 amAUS - FSD
1 stop7h 38mFrontier
Deal found 9/15$153
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/277:28 pmFSD - AUS
1 stop5h 05mFrontier
Thu 10/306:00 amAUS - FSD
1 stop7h 38mFrontier
Deal found 9/15$167
This Frontier deal was found by Cheapflights users on 9/14. 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 10/163:19 pmFSD - AUS
1 stop9h 14mFrontier
Sun 10/196:00 amAUS - FSD
1 stop7h 38mFrontier
Deal found 9/14$198
This Frontier deal was found by Cheapflights users on 9/14. 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.
Fri 10/177:28 pmFSD - AUS
1 stop5h 05mFrontier
Sun 10/196:00 amAUS - FSD
1 stop7h 38mFrontier
Deal found 9/14$219
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:11 pmFSD - AUS
1 stop5h 38mAmerican Airlines
Wed 12/37:48 amAUS - FSD
1 stop7h 22mAmerican Airlines
Deal found 9/16$251
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/107:28 pmFSD - AUS
1 stop5h 05mFrontier
Wed 10/152:00 pmAUS - FSD
2 stops24h 24mFrontier
Deal found 9/16$257
This Delta deal was found by Cheapflights users on 9/15. 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.
Sat 10/45:30 amFSD - AUS
1 stop8h 20mDelta
Sat 10/112:29 pmAUS - FSD
1 stop4h 50mDelta
Deal found 9/15$270
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 10/412:19 pmFSD - AUS
2 stops8h 47mAmerican Airlines
Sat 10/113:06 pmAUS - FSD
1 stop6h 10mAmerican Airlines
Deal found 9/15$275
This Frontier deal was found by Cheapflights users on 9/15. 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.
Sun 10/192:23 pmFSD - AUS
1 stop10h 10mFrontier
Sun 10/266:00 amAUS - FSD
1 stop7h 38mFrontier
Deal found 9/15$278

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux Falls 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 September 16, 2025.
Use the filters below to find and compare flights from Sioux Falls to Austin that are best for you.

Fly from

Sioux Falls

Fly to

Austin

Route

Depart

Return

Price

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Thu 10/30

2:23 pm-10:20 am

2 stops19h 57m

Austin Bergstrom

Thu 11/6

6:00 am-1:38 pm

1 stop7h 38m

$195

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Fri 10/17

7:28 pm-12:33 am

1 stop5h 05m

Austin Bergstrom

Sun 10/19

6:00 am-1:38 pm

1 stop7h 38m

$219

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Sat 11/22

5:11 pm-10:49 pm

1 stop5h 38m

Austin Bergstrom

Wed 12/3

7:48 am-3:10 pm

1 stop7h 22m

$251

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Fri 10/10

7:28 pm-12:33 am

1 stop5h 05m

Austin Bergstrom

Wed 10/15

2:00 pm-2:24 pm

2 stops24h 24m

$257

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Sat 10/4

5:30 am-1:50 pm

1 stop8h 20m

Austin Bergstrom

Sat 10/11

2:29 pm-7:19 pm

1 stop4h 50m

$270

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Sun 10/19

2:23 pm-12:33 am

1 stop10h 10m

Austin Bergstrom

Sun 10/26

6:00 am-1:38 pm

1 stop7h 38m

$278

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Tue 9/30

1:19 pm-6:08 pm

1 stop4h 49m

Austin Bergstrom

Sat 10/4

6:00 am-11:49 am

1 stop5h 49m

$289

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Sat 10/18

10:56 am-4:27 pm

1 stop5h 31m

Austin Bergstrom

Wed 10/22

6:12 pm-10:57 pm

1 stop4h 45m

$310

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Sat 10/18

1:58 pm-9:05 pm

1 stop7h 07m

Austin Bergstrom

Tue 10/21

1:00 pm-8:21 pm

1 stop7h 21m

$321

Sioux FallsAustin

FSD - AUS

FSDAUS

Sioux Falls Joe Foss Field

Wed 10/15

6:49 am-12:22 pm

1 stop5h 33m

$126

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 13 results
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Best time to book a flight from Sioux Falls to Austin

Have a flexible travel schedule? Discover the best time to fly to Austin from Sioux Falls 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 Sioux Falls to Austin

How far ahead should I book a flight from Sioux Falls to Austin?

Use this chart to determine the optimal time to book a round-trip flight from Sioux Falls to Austin. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Sioux Falls to Austin, you should look to book at least 39 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 Sioux Falls to Austin?

Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Austin (average of $285). Flying from Sioux Falls 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 FSD to AUS?

Find hourly flight availability from Sioux Falls 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 September 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sioux Falls to Austin as you normally would.

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 September 16, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Sioux Falls to Austin. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,924 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.8
Fair
3,174 reviews
Delta
8.0
Very good
7,957 reviews

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to Austin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sioux Falls to Austin?

    Departing from Sioux Falls to Austin will take you 5h 38m. The distance from Sioux Falls to Austin is about 926 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Sioux Falls to Austin round-trip?

    Currently priced at $140, Frontier will fly you from Sioux Falls to Austin and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Delta - these airlines can fly you to your destination from $208 and $247, respectively. These flights start at 59% lower than the current average price 3 months from now.

  • Can I find deals for flights from Sioux Falls to Austin that include hotel bookings?

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

  • How can I find direct flights from Sioux Falls to Austin?

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

  • Can I find deals for business class flights from Sioux Falls to Austin?

    Yes. Cheapflights offers flight deals from Sioux Falls 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 Sioux Falls to Austin?

    Currently, August is the cheapest month in which you can book a flight from Sioux Falls to Austin (average of $285). Flying from Sioux Falls 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 Austin?

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

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Top 4 airlines flying from Sioux Falls to Austin

Discover the top 4 airlines that operate flights from Sioux Falls 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$140Average$213FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$208Average$373FlexibilityNo cancel feeOn-time71%
DeltaCheapest$247Average$320FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$279Average$459FlexibilityNo cancel feeOn-time69%

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