AUS - SUX

$155 Find Cheap Flights from Austin to Sioux City - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$304
Typical prices: $293-$338
United Airlines
Fri 9/21Fri 9/28
AUS - SUX • 1 stop
Cheapest one-way
$155
Typical prices: $195-$387
United Airlines
Sat 9/15
AUS - SUX • 1 stop
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Flight Deals

Cheap Flights from Austin to Sioux City (AUS-SUX)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Austin to Sioux City

Mon, Sep 21 - Mon, Sep 28
United Airlines Logo
6:01 pm - 11:43 pmAUS  Austin Bergstrom-SUX Sioux City Sioux Gateway
5h 42m1 stop Denver Intl
United Airlines Logo
6:58 pm - 11:59 pmSUX  Sioux City Sioux Gateway-AUS Austin Bergstrom
5h 01m1 stop Denver Intl
$304United Airlines
Mon, Sep 21 - Mon, Sep 28
United Airlines Logo
2:24 pm - 11:43 pmAUS  Austin Bergstrom-SUX Sioux City Sioux Gateway
9h 19m2 stops Houston George Bush Intcntl Denver Intl
United Airlines Logo
6:58 pm - 11:59 pmSUX  Sioux City Sioux Gateway-AUS Austin Bergstrom
5h 01m1 stop Denver Intl
$336United Airlines
Sat, Jan 23 - Wed, Jan 27
United Airlines Logo
6:20 pm - 11:42 pmAUS  Austin Bergstrom-SUX Sioux City Sioux Gateway
5h 22m1 stop Denver Intl
United Airlines Logo
6:46 pm - 11:38 pmSUX  Sioux City Sioux Gateway-AUS Austin Bergstrom
4h 52m1 stop Denver Intl
$384United Airlines
Sat, Jan 23 - Wed, Jan 27
United Airlines Logo
2:15 pm - 11:42 pmAUS  Austin Bergstrom-SUX Sioux City Sioux Gateway
9h 27m2 stops Houston George Bush Intcntl Denver Intl
United Airlines Logo
9:03 am - 4:25 pmSUX  Sioux City Sioux Gateway-AUS Austin Bergstrom
7h 22m1 stop Chicago O'Hare Intl
$394United Airlines
Booking Insights

Price, demand and travel trends for Austin to Sioux City flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Austin to Sioux City with more confidence.

How much is a round-trip flight from Austin to Sioux City?

Round-trip flights from Austin to Sioux City start at $304. Prices are typical for this route right now, with typical round-trip fares ranging from $293 to $338. The lowest price found in the past 5 days was $304 on United Airlines.

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Key details for Austin to Sioux City flights

Cheapest flight

$155
Flight from Austin to Sioux City

When to book flights from Austin to Sioux City

Are your dates flexible? Find out the best times to travel from Austin to Sioux City based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Austin to Sioux City flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Austin to Sioux City?

    Flights from Austin to Sioux City usually depart from Austin Bergstrom (AUS) and arrive at Sioux City Sioux Gateway (SUX).

  • What cabin classes can I book on flights from Austin to Sioux City?

    Only Economy Class is available on flights from Austin to Sioux City.

  • Which airports do connecting flights from Austin to Sioux City pass through?

    Most connecting flights from Austin to Sioux City pass through Denver Intl (DEN), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Austin to Sioux City?

    Yes. Being flexible with your travel dates can save you up to 60% on the Austin to Sioux City route. Wednesday is the cheapest departure day at $233 round-trip on average, while Thursday is the most expensive at $577, a difference of $344. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • Do I need a passport to fly from Austin to Sioux City?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Austin to Sioux City changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $304 to $1,092. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Austin to Sioux City looking right now?

    One-way fares from Austin to Sioux City are currently lower than usual. Average one-way flight prices are about $268, which is 14% below the typical average for this route.

  • What car rental options are available at Sioux City Sioux Gateway Airport (SUX)?

    Sioux City Sioux Gateway Airport (SUX) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
    · Alamo
    · Enterprise Rent-A-Car
    · Hertz
    · Avis
    · National

  • How much should I expect to pay for a Austin to Sioux City flight?

    Round-trip flights from Austin to Sioux City range from $293 to $338, with an average of $313 over the past 12 months. Anything below $293 counts as a good deal.

Your guide to booking Austin to Sioux City flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Thursday. On this route, Wednesday flights average $233 - about $344 less than Thursday (60% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sioux City Sioux Gateway Airport.
    - Sioux City Inn

Everything you need to know for your flight from Austin to Sioux City

Information on your arrival and departure airports

Austin (AUS)
Sioux City (SUX)