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$338+ Cheap flights from Casper to Philadelphia (CPR - PHL)

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 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
CPR — PHL
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Casper to Philadelphia

Cheapest flights from Casper to Philadelphia
Explore the most affordable flight options available from Casper to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This United Airlines deal was found by Cheapflights users on 3/9. 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 5/51:17 pm
CPR
-
PHL
1 stop8h 26m
United Airlines
Sat 5/99:55 am
PHL
-
CPR
1 stop6h 44m
United Airlines
Deal found 3/9$338
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/91:21 pm
CPR
-
PHL
1 stop8h 22m
United Airlines
Tue 4/148:00 am
PHL
-
CPR
1 stop6h 46m
United Airlines
Deal found 3/8$351
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/285:25 am
CPR
-
PHL
1 stop8h 22m
United Airlines
Sat 5/23:34 pm
PHL
-
CPR
1 stop6h 43m
United Airlines
Deal found 3/8$408
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Mon 5/113:14 pm
CPR
-
PHL
1 stop6h 29m
United Airlines
Fri 5/157:59 pm
PHL
-
CPR
2 stops20h 40m
United Airlines
Deal found 3/8$598

Find flight deals from Casper to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Casper (CPR) to Philadelphia (PHL). 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$338
(United Airlines)
Provider with most accurate pricing for Casper Natrona County-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Casper Natrona County-Philadelphia flights.
Search Deals
From Casper Natrona County to Philadelphia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Casper to Philadelphia 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 March 10, 2026.
Use the filters below to find and compare flights from Casper to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Thu 4/9

11:22 am-11:43 pm

1 stop10h 21m

Philadelphia

Tue 4/14

8:00 am-12:46 pm

1 stop6h 46m

$408

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Tue 4/28

11:22 am-11:43 pm

1 stop10h 21m

Philadelphia

Sat 5/2

9:55 am-5:32 pm

1 stop9h 37m

$408

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/5

Sorted by cheapest first

Compare providers for flights from Casper to Philadelphia

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

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

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated March 10, 2026.
Get a feel of what it's like to fly with United Airlines from Casper to Philadelphia 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
9,409 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,409 reviews
United Airlines
7.4
Good
9,409 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

    Departing from Casper to Philadelphia will take you 10h 21m. The distance between Casper and Philadelphia is about 1621 mi.

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

    Currently priced at $348, United Airlines will fly you from Casper to Philadelphia and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Casper to Philadelphia 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Reading
King of Prussia
Camden
Ocean City
Cherry Hill
Lewes
Dewey Beach
Pottstown
Ephrata
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Casper to Philadelphia

Discover the top airline that operate flights from Casper to Philadelphia. 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$348Average$574FlexibilityNo cancel feeOn-time69%

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