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

Currently priced at $579, 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.

What is the cheapest month to book a flight from Casper to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Casper to Philadelphia (average of $236). Flying from Casper to Philadelphia in March is currently the most expensive (average of $295). 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.

What is the cheapest day to fly from Casper to Philadelphia?

Travelers seeking maximum savings on their Casper to Philadelphia flight should consider departing on Sunday mornings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

Monday is generally a great day to depart. Flying on this day could help you save up to 3%.

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

A simple way to save on the total cost of your ticket is to fly from Casper to Philadelphia at noon. If you’re flexible enough to do this you can expect to save up to 7% on your trip compared to booking a flight in the morning.

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.

$357+ Flights from Casper to Philadelphia

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Cheap flight deals from Casper to Philadelphia

Round-trip from	$579 (United Airlines)
One-way from	$357 (United Airlines)

From Casper Natrona County to Philadelphia

Search Deals

One-way flight from Casper Natrona County to Philadelphia

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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 June 12, 2025.

Fri 9/195:50 pmCPR - PHL

2 stops13h 43mUnited Airlines

Sun 9/216:30 amPHL - CPR

2 stops15h 51mUnited Airlines

Deal found 6/11

$579

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 June 12, 2025.

Fri 9/195:50 pmCPR - PHL

2 stops13h 43mUnited Airlines

Sun 9/216:30 amPHL - CPR

2 stops15h 51mUnited Airlines

Deal found 6/11

$579

One-way flights from Casper to Philadelphia
Search for one-way flight options from Casper to Philadelphia. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Thu 8/211:37 pmCPR - PHL

1 stop13h 58mUnited Airlines

Deal found 6/10

$357

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

Fri 9/19

5:50 pm-9:33 am

2 stops13h 43m

Philadelphia

Sun 9/21

6:30 am-8:21 pm

2 stops15h 51m

$579

CasperPhiladelphia

CPR - PHL

CPRPHL

Casper Natrona County

Thu 8/21

1:37 pm-5:35 am

1 stop13h 58m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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.

Cheapflights Insights

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

Rainfall in Philadelphia by month

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.

Temperature in Philadelphia by month

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).

Reviews of airlines servicing Philadelphia

United Airlines

7.4

Good

8,790 reviews

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

8,790 reviews

United Airlines

7.4

Good

8,790 reviews

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

What is the cheapest airline to fly from Casper to Philadelphia round-trip?
Currently priced at $579, 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.
What is the cheapest month to book a flight from Casper to Philadelphia?
Currently, August is the cheapest month in which you can book a flight from Casper to Philadelphia (average of $236). Flying from Casper to Philadelphia in March is currently the most expensive (average of $295). 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

Vineland

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King of Prussia

Cherry Hill

Exton

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Chester

Essington

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Newark

Middletown

Millville

Ephrata

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Elkton

Willow Grove

Glen Mills

Springfield

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Top airline flying from Casper to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$478	Average$901	FlexibilityNo cancel fee	On-time69%

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$357+ Cheap flights from Casper to Philadelphia (CPR - PHL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/21. 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

Round-trip from

One-way 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 June 12, 2025.

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 June 12, 2025.

Cheapflights Fare Finder

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

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.

Cheapflights Insights

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

Rainfall in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average rainfall totals by month.

Temperature in Philadelphia by month

Plan your trip to Philadelphia by taking into account the average temperature totals by month.

Reviews of airlines servicing Philadelphia

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.

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

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?

What is the cheapest month to book a flight from Casper to Philadelphia?

Traveling to a place near Casper?

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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

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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 June 12, 2025.