HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Philadelphia

$414+ 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 5/21. Fares are subject to change and may not be available on all flights or dates of travel.
CPR — PHL
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Casper to Philadelphia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 May 6, 2026.

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 5/215:15 am
CPR
-
PHL
2 stops10h 27m
United Airlines
Mon 5/258:00 am
PHL
-
CPR
1 stop6h 42m
United Airlines
Deal found 5/6$414
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/236:13 pm
CPR
-
PHL
1 stop9h 18m
United Airlines
Wed 5/279:21 am
PHL
-
CPR
2 stops14h 38m
United Airlines
Deal found 5/1$444
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/161:17 pm
CPR
-
PHL
1 stop8h 26m
United Airlines
Tue 5/193:34 pm
PHL
-
CPR
1 stop8h 36m
United Airlines
Deal found 5/3$453
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.
Thu 6/256:13 pm
CPR
-
PHL
1 stop9h 18m
United Airlines
Mon 6/2910:00 am
PHL
-
CPR
1 stop9h 34m
United Airlines
Deal found 5/5$518
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/93:14 pm
CPR
-
PHL
1 stop6h 29m
United Airlines
Tue 5/123:34 pm
PHL
-
CPR
1 stop6h 43m
United Airlines
Deal found 5/3$533

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 May 6, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$444
(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 May 6, 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

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Thu 5/21

5:15 am-5:42 pm

2 stops10h 27m

Philadelphia

Mon 5/25

8:00 am-12:42 pm

1 stop6h 42m

$414
Quickest round-trip

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Sat 5/16

1:17 pm-11:43 pm

1 stop8h 26m

Philadelphia

Tue 5/19

3:34 pm-10:10 pm

1 stop8h 36m

$453

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Sat 5/23

11:15 am-11:30 pm

1 stop10h 15m

Philadelphia

Wed 5/27

9:21 am-8:33 pm

2 stops13h 12m

$479

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Thu 6/25

6:13 pm-5:31 am

1 stop9h 18m

Philadelphia

Mon 6/29

10:00 am-5:34 pm

1 stop9h 34m

$518
Cheapest one-way

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Fri 5/15

1:17 pm-11:43 pm

1 stop8h 26m

$568
Quickest one-way

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Wed 5/13

7:10 am-3:48 pm

1 stop6h 38m

$568

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Sat 5/16

5:25 am-3:48 pm

1 stop8h 23m

$568

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Tue 5/12

1:17 pm-3:48 pm

1 stop24h 31m

$697

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Thu 5/14

9:00 am-10:14 am

2 stops23h 14m

$776

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

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 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 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 May 6, 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
9,684 reviews

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

Crew

8.1

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

Boarding

7.7

Comfort

7.3

Food

6.6

Entertainment

7.1

Overall

7.4

Crew

8.1

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 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 27m. 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
King of Prussia
Reading
Camden
Ocean City
Lewes
Dewey Beach
Pottstown
Vineland
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester
Newark

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.

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 May 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$348Average$538FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights