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$474+ Cheap flights from Philadelphia to Casper (PHL - 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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CPR
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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Cheap flight deals from Philadelphia to Casper

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 August 18, 2025.

Round-trip from

$474
(United Airlines)
From Philadelphia to Casper Natrona County
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Find flight deals from Philadelphia to Casper

Cheapest flights from Philadelphia to Casper
Explore the most affordable flight options available from Philadelphia to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 18, 2025.

This United Airlines deal was found by Cheapflights users on 8/18. 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 10/910:00 amPHL - CPR
1 stop10h 47mUnited Airlines
Tue 10/146:00 pmCPR - PHL
2 stops13h 46mUnited Airlines
Deal found 8/18$474
This United Airlines deal was found by Cheapflights users on 8/17. 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 9/258:00 amPHL - CPR
1 stop10h 53mUnited Airlines
Sun 9/286:00 pmCPR - PHL
2 stops13h 46mUnited Airlines
Deal found 8/17$504
This United Airlines deal was found by Cheapflights users on 8/16. 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 8/293:40 pmPHL - CPR
1 stop8h 34mUnited Airlines
Mon 9/11:37 pmCPR - PHL
2 stops8h 43mUnited Airlines
Deal found 8/16$526
This United Airlines deal was found by Cheapflights users on 8/17. 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 8/219:55 amPHL - CPR
1 stop11h 14mUnited Airlines
Fri 8/225:50 pmCPR - PHL
2 stops16h 09mUnited Airlines
Deal found 8/17$729

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 August 18, 2025.
Use the filters below to find and compare flights from Philadelphia to Casper that are best for you.

Fly from

Philadelphia

Fly to

Casper

Route

Depart

Return

Price

PhiladelphiaCasper

PHL - CPR

PHLCPR

Philadelphia

Thu 10/9

10:00 am-6:47 pm

1 stop10h 47m

Casper Natrona County

Tue 10/14

6:00 pm-9:46 am

2 stops13h 46m

$474

PhiladelphiaCasper

PHL - CPR

PHLCPR

Philadelphia

Thu 9/25

8:00 am-4:53 pm

1 stop10h 53m

Casper Natrona County

Sun 9/28

6:00 pm-9:46 am

2 stops13h 46m

$504

PhiladelphiaCasper

PHL - CPR

PHLCPR

Philadelphia

Fri 8/29

3:40 pm-10:14 pm

1 stop8h 34m

Casper Natrona County

Mon 9/1

1:37 pm-12:20 am

2 stops8h 43m

$526

PhiladelphiaCasper

PHL - CPR

PHLCPR

Philadelphia

Thu 8/21

9:55 am-7:09 pm

1 stop11h 14m

Casper Natrona County

Fri 8/22

5:50 pm-11:59 am

2 stops16h 09m

$729

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

Best time to book a flight from Philadelphia to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from Philadelphia 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 August 18, 2025.
Get a feel of what it's like to fly with United Airlines from Philadelphia to Casper by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,925 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

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
8,925 reviews
United Airlines
7.4
Good
8,925 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Crew

8.1

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 Philadelphia 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 Philadelphia to Casper?

    There are many flights that can get you from Philadelphia to Casper in 10h 47m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 1621 mi.

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

    Cheapflights users have booked flights from Philadelphia to Casper round-trip from $316.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Philadelphia to Casper (average of $348). Flying from Philadelphia to Casper in June is currently the most expensive (average of $504). 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 Philadelphia to Casper

Discover the top airline that operate flights from Philadelphia 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$316Average$573FlexibilityNo cancel feeOn-time69%

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