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$369+ 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — CPR
Jun 6 — Jun 131
Sat 6/6
Sat 6/13
1 adult, Economy
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Cheap 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 May 7, 2026.

This United Airlines deal was found by Cheapflights users on 5/4. 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.
Wed 6/37:30 am
ATL
-
CPR
1 stop5h 16m
United Airlines
Wed 6/109:26 am
CPR
-
ATL
1 stop7h 04m
United Airlines
Deal found 5/4$369
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Tue 5/194:35 pm
ATL
-
CPR
1 stop7h 35m
United Airlines
Sat 5/239:26 am
CPR
-
ATL
2 stops9h 52m
United Airlines
Deal found 5/5$394
This United Airlines deal was found by Cheapflights users on 5/6. 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 6/44:22 pm
ATL
-
CPR
1 stop7h 37m
United Airlines
Tue 6/98:45 am
CPR
-
ATL
1 stop7h 41m
United Airlines
Deal found 5/6$401
This United Airlines deal was found by Cheapflights users on 5/6. 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 9/1211:14 am
ATL
-
CPR
1 stop10h 00m
United Airlines
Mon 9/146:10 pm
CPR
-
ATL
2 stops14h 02m
United Airlines
Deal found 5/6$414
This United Airlines deal was found by Cheapflights users on 5/6. 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 5/307:05 am
ATL
-
CPR
2 stops12h 24m
United Airlines
Mon 6/86:13 pm
CPR
-
ATL
2 stops14h 01m
United Airlines
Deal found 5/6$419
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Tue 7/711:10 am
ATL
-
CPR
1 stop8h 19m
United Airlines
Tue 7/149:26 am
CPR
-
ATL
1 stop7h 00m
United Airlines
Deal found 5/2$434

Find flight deals from Atlanta to Casper

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) 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 May 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(United Airlines)

Popular in

July

Cheapest in

June

Average price

$398
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. 7% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta 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 May 7, 2026.
Use the filters below to find and compare flights from Atlanta to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Tue 5/19

4:35 pm-10:10 pm

1 stop7h 35m

Casper Natrona County

Sat 5/23

9:26 am-9:18 pm

2 stops9h 52m

$394

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Thu 6/4

7:05 am-5:34 pm

2 stops12h 29m

Casper Natrona County

Tue 6/9

9:26 am-6:26 pm

1 stop7h 00m

$414

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Sat 9/12

11:33 am-5:31 pm

2 stops7h 58m

Casper Natrona County

Mon 9/14

6:10 pm-10:12 am

2 stops14h 02m

$419

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Sat 5/30

6:07 am-7:15 pm

2 stops15h 08m

Casper Natrona County

Mon 6/8

6:13 pm-10:14 am

2 stops14h 01m

$419

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Fri 6/5

7:05 am-5:34 pm

2 stops12h 29m

Casper Natrona County

Tue 7/7

7:05 am-6:26 pm

1 stop9h 21m

$474

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Wed 6/3

7:30 am-10:46 am

1 stop5h 16m

Casper Natrona County

Sat 6/13

9:26 am-12:30 am

2 stops13h 04m

$474
Quickest round-trip

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Tue 7/7

11:37 am-7:10 pm

2 stops9h 33m

Casper Natrona County

Tue 7/14

9:26 am-6:26 pm

1 stop7h 00m

$490
Cheapest one-way
Quickest one-way

AtlantaCasper

ATL - CPR

ATLCPR

Atlanta Hartsfield-Jackson

Sat 5/16

9:00 am-12:41 pm

1 stop5h 41m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Sorted by cheapest first

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Casper flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Casper

How much does it cost to fly round-trip from Atlanta to Casper?

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 May 7, 2026.
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
9,684 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.
United Airlines
7.4
Good
9,684 reviews
United Airlines
7.4
Good
9,684 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Food

6.6

Crew

8.1

Overall

7.4

Reviews

1 / 20
8.0
Excellent

Anonymous,Apr 2026

DFW - EWR

The flight was on time. Crew was friendly. Will fly again. The seats was comfortable.

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?

    A quick flight from Atlanta to Casper can take about 7h 35m. United Airlines provides one of the quickest options available for as low as $394. 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 ($304), offers the cheapest pricing from Atlanta to Casper. This flight start at 38% 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Atlanta to Casper

Discover the top airline that operate flights from Atlanta 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 May 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$304Average$529FlexibilityNo cancel feeOn-time69%

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