How long is the flight from Casper to Philadelphia?

Departing from Casper to Philadelphia will take you 9h 49m. The distance between Casper and Philadelphia is about 1621 mi.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

If weather is an important factor for your trip to Philadelphia, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

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

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

Most accurate provider : When it comes to deals on Casper-Philadelphia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Casper-Philadelphia flight deals on Cheapflights vs. eDreams >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 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 Casper-Philadelphia 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 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.

$528+ Flights from Casper to Philadelphia

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1. Tell us where you want to go

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Cheap flight deals from Casper to Philadelphia

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$940 (United Airlines)

Provider with most accurate pricing for Casper Natrona County-Philadelphia flight deals.

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Provider most trusted by Cheapflights users for Casper Natrona County-Philadelphia flights.

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From Casper Natrona County to Philadelphia

Search Deals

Find 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 January 15, 2026.

Fri 1/2311:28 am

CPR

PHL

1 stop10h 02m

United Airlines

Tue 1/273:43 pm

PHL

CPR

1 stop6h 57m

United Airlines

Deal found 1/14

$528

Sat 1/171:16 pm

CPR

PHL

1 stop8h 14m

United Airlines

Tue 1/203:43 pm

PHL

CPR

1 stop8h 31m

United Airlines

Deal found 1/13

$563

Wed 3/255:25 am

CPR

PHL

2 stops9h 49m

United Airlines

Sun 3/2910:00 am

PHL

CPR

2 stops14h 07m

United Airlines

Deal found 1/13

$940

Best flights from Casper to Philadelphia
Discover carefully curated flight deals from Casper to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated January 15, 2026.

Wed 3/255:25 am

CPR

PHL

2 stops9h 49m

United Airlines

Sun 3/2910:00 am

PHL

CPR

2 stops14h 07m

United Airlines

Deal found 1/13

$940

Last-minute flights from Casper to Philadelphia
Discover last-minute flight deals from Casper to Philadelphia. Data last updated January 15, 2026 and is based on user searches.

Sat 1/171:16 pm

CPR

PHL

1 stop8h 14m

United Airlines

Tue 1/203:43 pm

PHL

CPR

1 stop8h 31m

United Airlines

Deal found 1/13

$563

Fri 1/2311:28 am

CPR

PHL

1 stop10h 02m

United Airlines

Tue 1/273:43 pm

PHL

CPR

1 stop6h 57m

United Airlines

Deal found 1/14

$528

Cheapflights Fare Finder

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

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Wed 3/25

5:25 am-5:14 pm

2 stops9h 49m

Philadelphia

Sun 3/29

10:00 am-10:07 pm

2 stops14h 07m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Compare providers for flights from Casper to Philadelphia

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

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 Casper-Philadelphia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Casper-Philadelphia flight deals on Cheapflights vs. eDreams >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 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 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 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

9,164 reviews

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

9,164 reviews

United Airlines

7.4

Good

9,164 reviews

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

How long is the flight from Casper to Philadelphia?
Departing from Casper to Philadelphia will take you 9h 49m. The distance between Casper and Philadelphia is about 1621 mi.
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

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Top airline flying from Casper to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$348	Average$574	FlexibilityNo cancel fee	On-time69%

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$528+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Casper to Philadelphia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Casper to Philadelphia

Most accurate provider

Most trusted provider

Round-trip from

Find flight deals from Casper to Philadelphia

Cheapest flights from Casper to PhiladelphiaExplore 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 January 15, 2026.

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 January 15, 2026.

Cheapflights Fare Finder

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

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 January.

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.

Reviews of airlines servicing Philadelphia

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.

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?

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

How can I find direct flights from Casper to Philadelphia?

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

Traveling to a place near Philadelphia?

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 Casper to Philadelphia

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

Top airline flying from Casper to Philadelphia

100% Free

Book with Flexibility

Travel Smart

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 January 15, 2026.