$263 Cheap Flights from Casper (CPR) to Phoenix (PHX)

View $263 flight on Tue, Jun 2, 2026Opens in a new window

Popular airlines from Casper, WY (CPR-Natrona County Intl.) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from Casper to Phoenix (CPR-PHX)

Prices were available within the past 7 days and start at $263 for one-way flights and $298 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, May 29 - Fri, Jun 5
CPR
Casper
PHX
Phoenix
$298 Roundtrip, found 11 hours ago
$298
Roundtrip
found 11 hours ago
Select United flight, departing Fri, May 29 from Casper to Phoenix, returning Fri, Jun 5, priced at $298 found 11 hours ago
United
Sat, Oct 24 - Wed, Oct 28
CPR
Casper
PHX
Phoenix
$304 Roundtrip, found 12 hours ago
$304
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Oct 24 from Casper to Phoenix, returning Wed, Oct 28, priced at $304 found 12 hours ago
United
Tue, Jul 14 - Tue, Jul 21
CPR
Casper
PHX
Phoenix
$308 Roundtrip, just found
$308
Roundtrip
just found
Select United flight, departing Tue, Jul 14 from Casper to Phoenix, returning Tue, Jul 21, priced at $308 just found
United
Wed, May 27 - Wed, Jun 3
CPR
Casper
PHX
Phoenix
$313 Roundtrip, found 12 hours ago
$313
Roundtrip
found 12 hours ago
Select United flight, departing Wed, May 27 from Casper to Phoenix, returning Wed, Jun 3, priced at $313 found 12 hours ago
United
Sat, Oct 24 - Wed, Oct 28
CPR
Casper
PHX
Phoenix
$318 Roundtrip, found 12 hours ago
$318
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Oct 24 from Casper to Phoenix, returning Wed, Oct 28, priced at $318 found 12 hours ago
United
Mon, May 25 - Thu, Jun 4
CPR
Casper
PHX
Phoenix
$318 Roundtrip, found 8 hours ago
$318
Roundtrip
found 8 hours ago
Select United flight, departing Mon, May 25 from Casper to Phoenix, returning Thu, Jun 4, priced at $318 found 8 hours ago
United
Sat, Oct 24 - Wed, Oct 28
CPR
Casper
PHX
Phoenix
$320 Roundtrip, found 12 hours ago
$320
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Oct 24 from Casper to Phoenix, returning Wed, Oct 28, priced at $320 found 12 hours ago
United
Sat, Oct 24 - Wed, Oct 28
CPR
Casper
PHX
Phoenix
$323 Roundtrip, found 12 hours ago
$323
Roundtrip
found 12 hours ago
Select United flight, departing Sat, Oct 24 from Casper to Phoenix, returning Wed, Oct 28, priced at $323 found 12 hours ago
United
Fri, May 29 - Fri, Jun 5
CPR
Casper
PHX
Phoenix
$325 Roundtrip, found 11 hours ago
$325
Roundtrip
found 11 hours ago
Select United flight, departing Fri, May 29 from Casper to Phoenix, returning Fri, Jun 5, priced at $325 found 11 hours ago
United
Tue, Jul 14 - Tue, Jul 21
CPR
Casper
PHX
Phoenix
$328 Roundtrip, just found
$328
Roundtrip
just found
Select United flight, departing Tue, Jul 14 from Casper to Phoenix, returning Tue, Jul 21, priced at $328 just found

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $391
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $391

Frequently asked questions

How much does a flight from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
You can find cheap one-way flights and cheap return flights from $298 Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) with Expedia. One-way flights usually range from $237 to $713, and return flights typically cost between $338 and $1537. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
September is the cheapest month to fly from Casper, WY (CPR) to Phoenix, AZ (PHX), with average return fares around $313. This fare is about 22% lower than the average price throughout the year, as September generally has lower travel demand. Other economical months to consider are January and April.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Enter CPR to PHX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best times to fly from Casper (CPR) to Phoenix (PHX) are in September and April. With average return flight prices around $313, these months provide a good balance of cost and comfort. September offers warm weather in Phoenix, while April is perfect for enjoying the spring blooms.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Casper, WY (Natrona County International Airport) to Phoenix, AZ (Sky Harbor International Airport) usually departs at around 5:15 AM, with options from United and American Airlines. An early flight allows you to arrive in Phoenix with plenty of time to enjoy the day. This service is seasonal and operates in February. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Casper (CPR) to Phoenix (PHX) are in the late morning, from 9am to noon. About 30% of passengers prefer this time window. Many major carriers, including United Airlines, offer flights during this window. This timing works well because it allows you to arrive in Phoenix with plenty of time to enjoy the city.
How long does it take to fly from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Flying from CPR to PHX with a connection usually takes about 4 hours 30 minutes, traveling roughly 719 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Select the "Business class" and "First class" filters when looking for CPR to PHX flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from Natrona County Intl. (CPR)?
If you're planning to travel to Phoenix from Natrona County Intl. (CPR), you can fly into Sky Harbor Intl. (PHX) Some flights may connect through major hubs like Denver Intl. (DEN) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) Phoenix Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Casper, WY (CPR-Natrona County Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Natrona County Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
United
Roundtrip price
$298
Distance
719 mi

Book with confidence

Casper to Phoenix Flights

The cheapest times to fly from Casper to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Casper to Phoenix are during the month of May. You can find some of the cheapest flights from Casper to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Casper to Phoenix

Sunday is one of the best days to book for cheap flights from Casper to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Casper to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Casper to Phoenix in 2026. You can also book with separate airlines for your outbound and return journeys, from $263 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Casper to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Casper to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Casper to Phoenix Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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