$441 Cheap Flights from Austin (AUS) to Casper (CPR)

View $441 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Austin-Bergstrom Intl. Airport (AUS) to Casper, WY (CPR-Natrona County Intl.)

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Cheap Flights from Austin to Casper (AUS-CPR)

Prices were available within the past 7 days and start at $441 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Dec 4 - Sun, Dec 7
AUS
Austin
CPR
Casper
$248 Roundtrip, found 3 hours ago
$248
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Dec 4 from Austin to Casper, returning Sun, Dec 7, priced at $248 found 3 hours ago
United
Thu, Dec 4 - Sun, Dec 7
AUS
Austin
CPR
Casper
$254 Roundtrip, found 3 hours ago
$254
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Dec 4 from Austin to Casper, returning Sun, Dec 7, priced at $254 found 3 hours ago
United
Thu, Dec 4 - Sun, Dec 7
AUS
Austin
CPR
Casper
$259 Roundtrip, found 3 hours ago
$259
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Dec 4 from Austin to Casper, returning Sun, Dec 7, priced at $259 found 3 hours ago
United
Tue, Mar 24 - Sat, Mar 28
AUS
Austin
CPR
Casper
$264 Roundtrip, found 1 day ago
$264
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Austin to Casper, returning Sat, Mar 28, priced at $264 found 1 day ago
United
Wed, Jan 7 - Thu, Jan 15
AUS
Austin
CPR
Casper
$267 Roundtrip, found 1 day ago
$267
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jan 7 from Austin to Casper, returning Thu, Jan 15, priced at $267 found 1 day ago
United
Thu, Dec 4 - Sun, Dec 7
AUS
Austin
CPR
Casper
$268 Roundtrip, found 3 hours ago
$268
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Dec 4 from Austin to Casper, returning Sun, Dec 7, priced at $268 found 3 hours ago
United
Wed, Jan 7 - Thu, Jan 15
AUS
Austin
CPR
Casper
$272 Roundtrip, found 1 day ago
$272
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jan 7 from Austin to Casper, returning Thu, Jan 15, priced at $272 found 1 day ago
United
Tue, Mar 24 - Sat, Mar 28
AUS
Austin
CPR
Casper
$294 Roundtrip, found 1 day ago
$294
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Austin to Casper, returning Sat, Mar 28, priced at $294 found 1 day ago
United
Tue, Mar 24 - Sat, Mar 28
AUS
Austin
CPR
Casper
$295 Roundtrip, found 1 day ago
$295
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Austin to Casper, returning Sat, Mar 28, priced at $295 found 1 day ago
United
Wed, Jan 7 - Thu, Jan 15
AUS
Austin
CPR
Casper
$299 Roundtrip, found 1 day ago
$299
Roundtrip
found 1 day ago
Select United flight, departing Wed, Jan 7 from Austin to Casper, returning Thu, Jan 15, priced at $299 found 1 day ago

Frequently asked questions

How much does a flight from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR) cost?
Snag a cheap one-way flight from $441 or cheap return flight from $248 from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR)?
December is the cheapest month to fly from AUS to CPR. Avoiding peak travel times is often the key to landing a great deal.
What is the cheapest airline that flies from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest AUS to CPR flight.
How many flights per day from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR)?
There aren't any daily direct flights from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from AUS to CPR?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR)?
Book a flight from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR) that takes off before 3 PM to reduce the risk of delays and cancellations. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR) last-minute?
Holding off until right before your break to book a flight from AUS to CPR generally means paying more. While you might find some last-minute offers, they aren't always guaranteed. Be flexible with your travel plans for a better chance of getting a bargain.
Is it cheaper to book an AUS to CPR flight and hotel package?
Compared with arranging flights and hotels separately, booking an AUS to CPR flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place will take the stress out of travel planning. Simply pick your flights and select from our extensive range of stays, then customize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Austin-Bergstrom Intl. Airport (AUS) to Natrona County Intl. Airport (CPR)?
Typically, you're able to cancel or reschedule your AUS to CPR flight. However, additional charges may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want further details, go to our Customer Service portal.

Travel information

Origin airport
Austin-Bergstrom Intl.
Destination airport
Natrona County Intl.
Airlines serving
United
Roundtrip price
$248
Distance
1002 mi

Book with confidence

Austin to Casper Flights

The cheapest times to fly from Austin to Casper

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Austin to Casper are during the month of December. You can find some of the cheapest flights from Austin to Casper with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Austin to Casper

Sunday is one of the best days to book for cheap flights from Austin to Casper: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Austin to Casper

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Austin to Casper in 2025. You can also book with separate airlines for your outbound and return journeys, from $441 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Austin to Casper flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Austin to Casper airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Austin to Casper Flights

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*Available to One Key members.