$480+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — CPR
Oct 25 — Nov 11
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Philadelphia to Casper 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 Philadelphia to Casper
Cheapest
Best
Last-minute
Cheapest flights from Philadelphia to CasperExplore 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 September 25, 2026.
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 September 25, 2026.
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Wed 10/78:00 am -
1 stop6h 39m
Sun 10/111:20 pm -
1 stop8h 00m
Deal found 9/22![United Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 9/21. 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 9/253:55 pm -
1 stop8h 09m
Sun 9/271:20 pm -
1 stop8h 00m
Deal found 9/21![United Airlines logo]()
$598
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/138:00 am -
1 stop11h 03m
Fri 10/163:11 pm -
2 stops17h 00m
Deal found 9/20![United Airlines logo]()
$667
This United Airlines deal was found by Cheapflights users on 9/21. 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 9/248:00 am -
1 stop6h 39m
Mon 9/283:11 pm -
1 stop6h 09m
Deal found 9/21![United Airlines logo]()
$683
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Sun 10/188:00 am -
1 stop11h 11m
Fri 10/233:11 pm -
2 stops17h 00m
Deal found 9/21![United Airlines logo]()
$712
Best flights from Philadelphia to CasperDiscover carefully curated flight deals from Philadelphia to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.
Discover carefully curated flight deals from Philadelphia to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 25, 2026.
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Wed 10/78:00 am -
1 stop6h 39m
Sun 10/111:20 pm -
1 stop8h 00m
Deal found 9/22![United Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 9/23. 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 2/273:30 pm -
1 stop6h 47m
Wed 3/33:15 pm -
1 stop5h 31m
Deal found 9/23![United Airlines logo]()
$488
Last-minute flights from Philadelphia to CasperDiscover last-minute flight deals from Philadelphia to Casper. Data last updated September 25, 2026 and is based on user searches.
Discover last-minute flight deals from Philadelphia to Casper. Data last updated September 25, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/21. 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 9/248:00 am -
1 stop6h 39m
Mon 9/283:11 pm -
1 stop6h 09m
Deal found 9/21![United Airlines logo]()
$683
This United Airlines deal was found by Cheapflights users on 9/21. 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 9/253:55 pm -
1 stop8h 09m
Sun 9/271:20 pm -
1 stop8h 00m
Deal found 9/21![United Airlines logo]()
$598
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Wed 10/78:00 am -
1 stop6h 39m
Sun 10/111:20 pm -
1 stop8h 00m
Deal found 9/22![United Airlines logo]()
$480
This United Airlines deal was found by Cheapflights users on 9/20. 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 10/138:00 am -
1 stop11h 03m
Fri 10/163:11 pm -
2 stops17h 00m
Deal found 9/20![United Airlines logo]()
$667
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Sun 10/188:00 am -
1 stop11h 11m
Fri 10/233:11 pm -
2 stops17h 00m
Deal found 9/21![United Airlines logo]()
$712
Find 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 September 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $480 (United Airlines) |
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 7,457,451 searches. Data last updated September 25, 2026.
Use the filters below to find and compare flights from Philadelphia to Casper that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhiladelphiaCasper
PHL Philadelphia - CPR Casper Natrona County
PHLCPR
Philadelphia
Wed 10/7
8:00 am-12:39 pm
1 stop6h 39m
Casper Natrona County
Sun 10/11
1:20 pm-11:20 pm
1 stop8h 00m
$480
Quickest round-trip
PhiladelphiaCasper
PHL Philadelphia - CPR Casper Natrona County
PHLCPR
Philadelphia
Sat 2/27
3:30 pm-8:17 pm
1 stop6h 47m
Casper Natrona County
Wed 3/3
3:15 pm-10:46 pm
1 stop5h 31m
$488
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Philadelphia-Casper flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Casper flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Casper flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Philadelphia-Casper 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 Philadelphia-Casper 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 Philadelphia to Casper
Have a flexible travel schedule? Discover the best time to fly to Casper from Philadelphia with our price prediction graph.
PHL-CPR
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 September 25, 2026.
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.
Overall
7.4
Boarding
7.7
Crew
8.1
Entertainment
7.1
Food
6.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
Overall
7.4
Boarding
7.7
Crew
8.1
Entertainment
7.1
Food
6.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAsha,Sep 2026
LGA - IAH
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.
Traveling to a place near Casper?
Book flights to Casper if you plan to visit one of these locationsRawlins
Douglas
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
Casper flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Philadelphia
Popular flights
Alternative routes for Philadelphia to Casper
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Casper
Explore flights to Casper departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 25, 2026.
Complete your trip
Complete your trip to Casper by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Philadelphia to Casper by cabin class
Find flights from Philadelphia to Casper, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Philadelphia and Casper flights
Browse other Philadelphia and Casper flight options. Last updated on September 25, 2026.
Other flights from Philadelphia
Browse through other flights departing from Philadelphia. Flights are based on user searches made on Cheapflights and were last updated on September 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$314 | Average$463 | FlexibilityNo cancel fee | On-time69% |