How long is the flight from Atlanta to Casper?

A quick flight from Atlanta to Casper can take about 9h 51m. United Airlines provides one of the quickest options available for as low as $331. The distance between Atlanta and Casper is about 1349 mi.

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

According to our current data, United Airlines ($301), offers the cheapest pricing from Atlanta to Casper. This flight start at 46% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Casper ranges from 0.5 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. January is typically the driest time to visit Casper when rainfall is around 0.5 in.

If weather is an important factor for your trip to Casper, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 23.0 F).

What is the cheapest time of day to fly from ATL to CPR?

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

Most accurate provider : When it comes to deals on Atlanta-Casper flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Atlanta-Casper flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Atlanta-Casper flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Atlanta-Casper flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Casper flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Atlanta to Casper?

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

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

Yes. Cheapflights offers flight deals from Atlanta 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.

$331+ Flights from Atlanta to Casper

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1. Tell us where you want to go

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Cheap flight deals from Atlanta to Casper

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$331 (United Airlines)
Popular in	November
Cheapest in	May
Average price	$568

Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Casper Natrona County flight deals.

Search Deals

Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Casper Natrona County flights.

Search Deals

From Atlanta Hartsfield-Jackson to Casper Natrona County

Search Deals

Highest demand for flights based on searches. 25% potential increase in price ($197 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 7% potential price decrease ($39 potential savings vs. average RT price).

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Average for round-trip flights in October 2025

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Find flight deals from Atlanta to Casper

Cheapest flights from Atlanta to Casper
Explore the most affordable flight options available from Atlanta to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Fri 12/59:00 amATL - CPR

1 stop9h 51mUnited Airlines

Tue 12/91:30 pmCPR - ATL

1 stop7h 14mUnited Airlines

Deal found 10/29

$338

Thu 11/611:13 amATL - CPR

1 stop7h 40mUnited Airlines

Mon 11/101:25 pmCPR - ATL

1 stop7h 10mUnited Airlines

Deal found 10/27

$423

Mon 12/83:58 pmATL - CPR

2 stops8h 17mUnited Airlines

Wed 12/101:30 pmCPR - ATL

1 stop7h 14mUnited Airlines

Deal found 10/30

$584

Wed 11/58:30 amATL - CPR

1 stop6h 01mUnited Airlines

Fri 11/76:05 pmCPR - ATL

1 stop23h 02mUnited Airlines

Deal found 10/30

$612

Best flights from Atlanta to Casper
Discover carefully curated flight deals from Atlanta to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2025.

Tue 2/179:10 amATL - CPR

2 stops9h 51mUnited Airlines

Sat 2/215:25 amCPR - ATL

2 stops10h 16mUnited Airlines

Deal found 10/29

$331

Fri 12/59:00 amATL - CPR

1 stop9h 51mUnited Airlines

Tue 12/91:30 pmCPR - ATL

1 stop7h 14mUnited Airlines

Deal found 10/29

$338

Mon 12/83:58 pmATL - CPR

2 stops8h 17mUnited Airlines

Wed 12/101:30 pmCPR - ATL

1 stop7h 14mUnited Airlines

Deal found 10/30

$584

Last-minute flights from Atlanta to Casper
Discover last-minute flight deals from Atlanta to Casper. Data last updated October 30, 2025 and is based on user searches.

Wed 11/58:30 amATL - CPR

1 stop6h 01mUnited Airlines

Fri 11/76:05 pmCPR - ATL

1 stop23h 02mUnited Airlines

Deal found 10/30

$612

Thu 11/64:35 pmATL - CPR

1 stop5h 42mUnited Airlines

Mon 11/101:25 pmCPR - ATL

1 stop7h 10mUnited Airlines

Deal found 10/28

$478

One-way flights from Atlanta to Casper
Search for one-way flight options from Atlanta to Casper. Find affordable one-way fares based on user searches. Data last updated October 30, 2025.

Sun 11/307:02 amATL - CPR

2 stops15h 16mUnited Airlines

Deal found 10/29

$633

Fly from

Fly to

Route

Depart

Return

Price

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Tue 2/17

9:10 am-5:01 pm

2 stops9h 51m

Casper Natrona County

Sat 2/21

5:25 am-5:41 pm

2 stops10h 16m

$331

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Fri 12/5

9:00 am-4:51 pm

1 stop9h 51m

Casper Natrona County

Tue 12/9

1:30 pm-10:44 pm

1 stop7h 14m

$338

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Mon 12/8

3:58 pm-10:15 pm

2 stops8h 17m

Casper Natrona County

Wed 12/10

1:30 pm-10:44 pm

1 stop7h 14m

$584

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Sun 11/30

7:02 am-8:18 pm

2 stops15h 16m

$633

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Compare providers for flights from Atlanta to Casper

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Casper in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Atlanta-Casper flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Atlanta-Casper flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Atlanta-Casper flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Atlanta-Casper flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Casper flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlanta to Casper

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

Read reviews from past customers who have flown United Airlines from Atlanta 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

8,998 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

United Airlines

7.4

Good

8,998 reviews

United Airlines

7.4

Good

8,998 reviews

Reviews

1 / 20

2.0

Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

How long is the flight from Atlanta to Casper?
A quick flight from Atlanta to Casper can take about 9h 51m. United Airlines provides one of the quickest options available for as low as $331. The distance between Atlanta and Casper is about 1349 mi.
What is the cheapest airline to fly from Atlanta to Casper round-trip?
According to our current data, United Airlines ($301), offers the cheapest pricing from Atlanta to Casper. This flight start at 46% lower than the current average price 3 months from now.
Can I find deals for flights from Atlanta to Casper that include hotel bookings?
Yes. In addition to deals on Atlanta to Casper flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Atlanta to Casper?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Casper.
Can I find deals for business class flights from Atlanta to Casper?
Yes. Cheapflights offers flight deals from Atlanta 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.

See more FAQs

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Top airline flying from Atlanta to Casper

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$301	Average$557	FlexibilityNo cancel fee	On-time69%

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$331+ Cheap flights from Atlanta to Casper (ATL - 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Atlanta to Casper with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Atlanta to Casper

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Atlanta to Casper

Cheapest flights from Atlanta to CasperExplore the most affordable flight options available from Atlanta to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Explore the most affordable flight options available from Atlanta to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Atlanta to Casper that are best for you.

Compare providers for flights from Atlanta to Casper

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Casper in October.

Best time to book a flight from Atlanta to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from Atlanta with our price prediction graph.

Reviews of airlines servicing Casper

Read reviews from past customers who have flown United Airlines from Atlanta 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.

Related info for your journey

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

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

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

How can I find direct flights from Atlanta to Casper?

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

Traveling to a place near Casper?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Atlanta to Casper

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Atlanta to Casper

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Cheapest flights from Atlanta to Casper
Explore the most affordable flight options available from Atlanta to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.