$289 Cheap Flights from Atlanta (ATL) to Casper (CPR)

View $289 flight on Sat, Dec 13, 2025Opens in a new window

Popular airlines from Hartsfield-Jackson Atlanta International Airport (ATL) to Casper, WY (CPR-Natrona County Intl.)

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Cheap Flights from Atlanta to Casper (ATL-CPR)

Prices were available within the past 7 days and start at $289 for one-way flights and $338 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Dec 4 - Sat, Dec 6
ATL
Atlanta
CPR
Casper
$338 Roundtrip, found 2 hours ago
$338
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Dec 4 from Atlanta to Casper, returning Sat, Dec 6, priced at $338 found 2 hours ago
United
Thu, Dec 4 - Sun, Dec 7
ATL
Atlanta
CPR
Casper
$344 Roundtrip, found 2 hours ago
$344
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Dec 4 from Atlanta to Casper, returning Sun, Dec 7, priced at $344 found 2 hours ago
United
Thu, Jun 4 - Mon, Jun 8
ATL
Atlanta
CPR
Casper
$350 Roundtrip, found 2 days ago
$350
Roundtrip
found 2 days ago
Select United flight, departing Thu, Jun 4 from Atlanta to Casper, returning Mon, Jun 8, priced at $350 found 2 days ago
United
Thu, Dec 4 - Thu, Dec 11
ATL
Atlanta
CPR
Casper
$373 Roundtrip, found 2 hours ago
$373
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Dec 4 from Atlanta to Casper, returning Thu, Dec 11, priced at $373 found 2 hours ago
United
Mon, Jan 19 - Tue, Feb 3
ATL
Atlanta
CPR
Casper
$379 Roundtrip, found 1 day ago
$379
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jan 19 from Atlanta to Casper, returning Tue, Feb 3, priced at $379 found 1 day ago
United
Thu, Dec 11 - Wed, Dec 24
ATL
Atlanta
CPR
Casper
$384 Roundtrip, found 1 day ago
$384
Roundtrip
found 1 day ago
Select United flight, departing Thu, Dec 11 from Atlanta to Casper, returning Wed, Dec 24, priced at $384 found 1 day ago
United
Sat, Dec 13 - Tue, Dec 16
ATL
Atlanta
CPR
Casper
$388 Roundtrip, found 2 days ago
$388
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 13 from Atlanta to Casper, returning Tue, Dec 16, priced at $388 found 2 days ago
United
Sat, Dec 13 - Tue, Dec 16
ATL
Atlanta
CPR
Casper
$404 Roundtrip, found 2 days ago
$404
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 13 from Atlanta to Casper, returning Tue, Dec 16, priced at $404 found 2 days ago
United
Sat, Dec 13 - Tue, Dec 16
ATL
Atlanta
CPR
Casper
$408 Roundtrip, found 2 days ago
$408
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 13 from Atlanta to Casper, returning Tue, Dec 16, priced at $408 found 2 days ago
United
Tue, Nov 18 - Sat, Dec 6
ATL
Atlanta
CPR
Casper
$408 Roundtrip, found 1 day ago
$408
Roundtrip
found 1 day ago
Select United flight, departing Tue, Nov 18 from Atlanta to Casper, returning Sat, Dec 6, priced at $408 found 1 day ago

Find the cheapest month to fly from Atlanta (ATL) to Casper (CPR)

September is typically the cheapest month to fly

From $258 - $708 per traveler.

Alternative airports near Casper

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Natrona County Intl. CPR. Cheapest and Closest option available. Average driving time to city center is 12 minutes. Flights from $373
CPR
Natrona County Intl.
CheapestClosest
Average driving time to city center12 min
Flights from $373

Frequently asked questions

How much does a flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Natrona County Intl. Airport (CPR) cost?
Grab a cheap one-way flight from $289 or cheap return flight from $338 from Hartsfield-Jackson Atlanta Intl. Airport (ATL) 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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Natrona County Intl. Airport (CPR)?
Planning your trip for December can help you save, as it's the cheapest month for flights between ATL and CPR. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Natrona County Intl. Airport (CPR)?
To find the cheapest airline flying from ATL to CPR, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Natrona County Intl. Airport (CPR)?
There aren't any daily direct flights from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Natrona County Intl. Airport (CPR). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from ATL to CPR?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Natrona County Intl. Airport (CPR)?
To touch down at Natrona County Intl. Airport (CPR) without delays, choose a flight that takes off from Hartsfield-Jackson Atlanta Intl. Airport (ATL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Natrona County Intl. Airport (CPR) last-minute?
Last-minute fares from ATL to CPR are usually more expensive. To secure the lowest prices, start searching for flights ahead of time. That being said, if you're flexible with your travel plans, you may land a cheap ticket right before you leave.
Is it cheaper to book an ATL to CPR flight and hotel package?
Securing an ATL to CPR flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Select from our extensive range of hotels and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Natrona County Intl. Airport (CPR)?
If you reserved your ATL to CPR flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Natrona County Intl.
Airlines serving
United
Roundtrip price
$338
Distance
1348 mi

Book with confidence

Atlanta to Casper Flights

The cheapest times to fly from Atlanta 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 Atlanta to Casper are during the month of December. You can find some of the cheapest flights from Atlanta to Casper with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Atlanta to Casper

Sunday is one of the best days to book for cheap flights from Atlanta 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 Atlanta 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 Atlanta to Casper in 2025. You can also book with separate airlines for your outbound and return journeys, from $289 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 Atlanta 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 Atlanta 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.

 

Atlanta to Casper Flights

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*Available to One Key members.