$268 Cheap Flights from Casper (CPR) to Phoenix (PHX)

View $268 flight on Thu, Nov 26, 2026Opens in a new window

Flight 1

Flight 2

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

Cheap Flights from Casper to Phoenix (CPR-PHX)

Prices were available within the past 7 days and start at $268 for one-way flights and $308 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Aug 5 - Sat, Aug 8
CPR
Casper
PHX
Phoenix
$308 Roundtrip, just found
$308
Roundtrip
just found
Select United flight, departing Wed, Aug 5 from Casper to Phoenix, returning Sat, Aug 8, priced at $308 just found
United
Sat, Jul 11 - Sun, Jul 26
CPR
Casper
PHX
Phoenix
$327 Roundtrip, just found
$327
Roundtrip
just found
Select United flight, departing Sat, Jul 11 from Casper to Phoenix, returning Sun, Jul 26, priced at $327 just found
United
Tue, Oct 6 - Tue, Oct 13
CPR
Casper
PHX
Phoenix
$329 Roundtrip, found 5 days ago
$329
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 6 from Casper to Phoenix, returning Tue, Oct 13, priced at $329 found 5 days ago
United
Thu, Nov 26 - Wed, Dec 2
CPR
Casper
PHX
Phoenix
$330 Roundtrip, just found
$330
Roundtrip
just found
Select United flight, departing Thu, Nov 26 from Casper to Phoenix, returning Wed, Dec 2, priced at $330 just found
United
Thu, Oct 29 - Sat, Nov 7
CPR
Casper
PHX
Phoenix
$332 Roundtrip, found 2 hours ago
$332
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Oct 29 from Casper to Phoenix, returning Sat, Nov 7, priced at $332 found 2 hours ago
United
Tue, Oct 20 - Tue, Oct 27
CPR
Casper
PHX
Phoenix
$333 Roundtrip, found 5 days ago
$333
Roundtrip
found 5 days ago
Select United flight, departing Tue, Oct 20 from Casper to Phoenix, returning Tue, Oct 27, priced at $333 found 5 days ago
United
Thu, Sep 24 - Thu, Oct 1
CPR
Casper
PHX
Phoenix
$334 Roundtrip, found 5 days ago
$334
Roundtrip
found 5 days ago
Select United flight, departing Thu, Sep 24 from Casper to Phoenix, returning Thu, Oct 1, priced at $334 found 5 days ago
United
Thu, Nov 26 - Wed, Dec 2
CPR
Casper
PHX
Phoenix
$336 Roundtrip, just found
$336
Roundtrip
just found
Select United flight, departing Thu, Nov 26 from Casper to Phoenix, returning Wed, Dec 2, priced at $336 just found
United
Tue, Aug 11 - Fri, Aug 21
CPR
Casper
PHX
Phoenix
$337 Roundtrip, found 19 hours ago
$337
Roundtrip
found 19 hours ago
Select United flight, departing Tue, Aug 11 from Casper to Phoenix, returning Fri, Aug 21, priced at $337 found 19 hours ago
United
Sat, Aug 29 - Sat, Sep 5
CPR
Casper
PHX
Phoenix
$338 Roundtrip, found 5 days ago
$338
Roundtrip
found 5 days ago
Select United flight, departing Sat, Aug 29 from Casper to Phoenix, returning Sat, Sep 5, priced at $338 found 5 days ago

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 $410
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $410

What you need to know for your flight from Natrona County Intl. to Sky Harbor Intl.

Casper (CPR) to Phoenix (PHX) at a glance

Take advantage of convenient Casper to Phoenix flights on this domestic short-haul route. You can easily find an itinerary that aligns with your schedule while you explore the vibrant sights and neighborhoods of Phoenix. Here, you'll discover essential information for flights from Natrona County International Airport (CPR) to Sky Harbor International Airport (PHX), helping you make the most of your travel plans.

  • Fastest flight duration: around 3h 30m in-flight, plus roughly 1h 15m layover with one stop
  • Route distance: roughly 700 miles (1,130 km)
  • Flights per week: around 9 departures on average
  • Typical fares (one-way): economy tickets often range from $120–$445, depending on seasonality and how far ahead you book

Flights from Natrona County International Airport (CPR) to Sky Harbor International Airport (PHX)

According to recent traveler bookings, here are the top airlines favored for flights from Casper to Phoenix, often featuring one-stop services with a common layover at Denver International Airport (DEN), which lasts about 1 hour and 15 minutes. This allows you to efficiently balance price, total travel time, and cabin class to secure the best travel itinerary.

  • United: This comprehensive carrier provides a convenient one-stop service, with one-way ticket prices generally between $120 and $445. United dominates this route, featuring a flight duration of 3 hours and 30 minutes, and an overall travel time of approximately 4 hours and 45 minutes, including layover time.

Best time to fly from Casper (CPR) to Phoenix (PHX)

The most popular months for travelers flying from Casper to Phoenix are January, February, and March, when peak temperatures in Phoenix reach up to 66°F in March. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 89.8°F. For better deals, May usually offers the lowest average one-way fare around $193. Flight availability peaks in February, with approximately 11 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: May usually offers good deals with average one-way fare around $193, roughly 11% cheaper than the yearly average.
  • More budget-friendly months to fly: November, August, and July typically offer average one-way fares of around $201.
  • Most flight options: February has the highest number of flights from Casper to Phoenix, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January55.4°F (13.0°C)High9$219
February58.6°F (14.8°C)High11$235
March66.0°F (18.9°C)High9$242
April74.5°F (23.6°C)Average8$256
May82.0°F (27.8°C)Average8$193
June92.3°F (33.5°C)Low8$210
July95.7°F (35.4°C)Average9$206
August94.8°F (34.9°C)Average8$199
September89.8°F (32.1°C)Low7$208
October77.7°F (25.4°C)Low8$248
November65.5°F (18.6°C)Average8$196
December55.4°F (13.0°C)Average10$218

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative routes from Casper (CPR) to Phoenix (PHX)

  • Casper to Scottsdale (CPR-SCF): Located approximately 14 miles from Sky Harbor International Airport (PHX), Scottsdale Airport (SCF) provides easy access to the vibrant city of Scottsdale.
  • Casper to Mesa (CPR-MSC): Falcon Field Municipal Airport (MSC) is roughly 16 miles distant from Sky Harbor International Airport (PHX), making it a convenient choice for travelers heading to Mesa.
  • Casper to Mesa (CPR-AZA): Phoenix - Mesa Gateway Airport (AZA) lies about 22 miles from Sky Harbor International Airport (PHX), offering another option for reaching the Mesa area.

How to find the best prices for flights from Casper (CPR) to Phoenix (PHX)

Getting some of the best deals on flights from Casper to Phoenix is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which coincides with when most travelers make their reservations. Morning departures between 5 am and 12 pm tend to offer lower prices and are also the most popular flight times. Additionally, flying on Saturday generally provides cheaper options, while Thursday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Sky Harbor International Airport from Natrona County International Airport

Phoenix welcomes travelers from Casper with a range of transport options based on price, convenience, and proximity. Here's how to reach Phoenix efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Phoenix, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Sky Harbor International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Sky Harbor International Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Sky Harbor International Airport, Terminal 3 Station, a metro station, is located just 0.1 miles away on foot, while the Phoenix Airport Bus Stop, a bus station, is about 0.2 miles away on foot, providing convenient access to both metro and bus services.

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 from $268 and cheap return flights from $308 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
$308
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 August. 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 $268 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.

 

Explore a world of travel with Expedia