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$248+ Cheap flights from Austin to Casper (AUS - CPR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
AUS — CPR
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Austin to Casper

Discover tips and strategies to find the most affordable flight options for your journey from Austin (AUS) to Casper (CPR). 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 11, 2025.

Round-trip from

$248
(United Airlines)

Popular in

March

Cheapest in

December

Average price

$338
From Austin Bergstrom to Casper Natrona County
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Highest demand for flights based on searches. 51% potential increase in price ($436 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% potential price decrease ($48 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 Austin to Casper

Cheapest flights from Austin to Casper
Explore the most affordable flight options available from Austin to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/31:00 pmAUS - CPR
1 stop6h 47mUnited Airlines
Sun 10/53:12 pmCPR - AUS
1 stop4h 53mUnited Airlines
Deal found 9/10$248
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Thu 9/116:19 pmAUS - CPR
1 stop4h 55mUnited Airlines
Sun 9/141:37 pmCPR - AUS
1 stop4h 25mUnited Airlines
Deal found 9/10$378
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/257:05 amAUS - CPR
2 stops10h 48mUnited Airlines
Fri 10/319:03 amCPR - AUS
2 stops11h 03mUnited Airlines
Deal found 9/10$480
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 12/182:55 pmAUS - CPR
1 stop8h 30mUnited Airlines
Mon 12/297:00 amCPR - AUS
1 stop8h 52mUnited Airlines
Deal found 9/9$511
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Mon 12/2211:59 amAUS - CPR
1 stop9h 42mUnited Airlines
Tue 12/3011:26 amCPR - AUS
1 stop8h 59mUnited Airlines
Deal found 9/9$610

Cheapflights Fare Finder

 
Customize your flight search to find flights from Austin to Casper 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 11, 2025.
Use the filters below to find and compare flights from Austin to Casper that are best for you.

Fly from

Austin

Fly to

Casper

Route

Depart

Return

Price

AustinCasper

AUS - CPR

AUSCPR

Austin Bergstrom

Fri 10/3

1:00 pm-6:47 pm

1 stop6h 47m

Casper Natrona County

Sun 10/5

3:12 pm-9:05 pm

1 stop4h 53m

$248

AustinCasper

AUS - CPR

AUSCPR

Austin Bergstrom

Sat 10/25

1:00 pm-6:47 pm

1 stop6h 47m

Casper Natrona County

Fri 10/31

9:03 am-5:01 pm

1 stop6h 58m

$283

AustinCasper

AUS - CPR

AUSCPR

Austin Bergstrom

Sat 2/28

11:07 am-5:04 pm

1 stop6h 57m

Casper Natrona County

Tue 3/3

3:15 pm-11:38 pm

1 stop7h 23m

$328

AustinCasper

AUS - CPR

AUSCPR

Austin Bergstrom

Thu 12/18

2:55 pm-10:25 pm

1 stop8h 30m

Casper Natrona County

Mon 12/29

7:00 am-4:52 pm

1 stop8h 52m

$511

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Austin to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper 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.

Reviews of airlines servicing Casper

Get insights into the airlines that provide service to Casper. 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 Casper. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown United Airlines from Austin to Casper. 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.
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

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

    Departing from Austin to Casper will take you 6h 47m. The distance between Austin and Casper is about 1003 mi.

  • What is the cheapest airline to fly from Austin to Casper round-trip?

    Our cheapest airline available from Austin to Casper is United Airlines. Our recent data shows that you can find tickets from as low as $244 on this airline. United Airlines is currently priced 41% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Austin to Casper?

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

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

    Yes. Cheapflights offers flight deals from Austin to Casper 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 Casper?

    Currently, January is the cheapest month in which you can book a flight from Austin to Casper (average of $348). Flying from Austin to Casper in June is currently the most expensive (average of $500). 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 Casper?

Book flights to Casper if you plan to visit one of these locations
Rawlins

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Top airline flying from Austin to Casper

Discover the top airline that operate flights from Austin to Casper. 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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$244Average$335FlexibilityNo cancel feeOn-time69%

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