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$373 Cheap Flights from Casper (CPR) to Raleigh (RDU)

View $373 flight on Sun, Oct 18, 2026Opens in a new window

Popular airlines from Casper, WY (CPR-Natrona County Intl.) to Raleigh-Durham International Airport (RDU)

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Cheap Flights from Casper to Raleigh (CPR-RDU)

Prices were available within the past 7 days and start at $373 for one-way flights and $428 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Oct 30 - Sun, Nov 1
CPR
Casper
RDU
Raleigh
$428 Roundtrip, found 3 hours ago
$428
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Oct 30 from Casper to Raleigh, returning Sun, Nov 1, priced at $428 found 3 hours ago
United
Fri, Jan 29 - Mon, Feb 8
CPR
Casper
RDU
Raleigh
$431 Roundtrip, found 3 hours ago
$431
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Jan 29 from Casper to Raleigh, returning Mon, Feb 8, priced at $431 found 3 hours ago
United
Fri, Oct 30 - Sun, Nov 1
CPR
Casper
RDU
Raleigh
$440 Roundtrip, found 3 hours ago
$440
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Oct 30 from Casper to Raleigh, returning Sun, Nov 1, priced at $440 found 3 hours ago
United
Mon, Oct 19 - Sat, Oct 24
CPR
Casper
RDU
Raleigh
$448 Roundtrip, found 2 hours ago
$448
Roundtrip
found 2 hours ago
Select United flight, departing Mon, Oct 19 from Casper to Raleigh, returning Sat, Oct 24, priced at $448 found 2 hours ago
United
Fri, Jan 29 - Mon, Feb 8
CPR
Casper
RDU
Raleigh
$452 Roundtrip, found 3 hours ago
$452
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Jan 29 from Casper to Raleigh, returning Mon, Feb 8, priced at $452 found 3 hours ago
United
Fri, Oct 30 - Sun, Nov 1
CPR
Casper
RDU
Raleigh
$463 Roundtrip, found 3 hours ago
$463
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Oct 30 from Casper to Raleigh, returning Sun, Nov 1, priced at $463 found 3 hours ago
United
Sat, Oct 3 - Sun, Oct 11
CPR
Casper
RDU
Raleigh
$468 Roundtrip, found 1 day ago
$468
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 3 from Casper to Raleigh, returning Sun, Oct 11, priced at $468 found 1 day ago
United
Fri, Oct 30 - Sun, Nov 1
CPR
Casper
RDU
Raleigh
$470 Roundtrip, found 3 hours ago
$470
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Oct 30 from Casper to Raleigh, returning Sun, Nov 1, priced at $470 found 3 hours ago
United
Fri, Jan 29 - Mon, Feb 8
CPR
Casper
RDU
Raleigh
$476 Roundtrip, found 3 hours ago
$476
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Jan 29 from Casper to Raleigh, returning Mon, Feb 8, priced at $476 found 3 hours ago
United
Mon, Oct 19 - Sat, Oct 24
CPR
Casper
RDU
Raleigh
$483 Roundtrip, found 2 hours ago
$483
Roundtrip
found 2 hours ago
Select United flight, departing Mon, Oct 19 from Casper to Raleigh, returning Sat, Oct 24, priced at $483 found 2 hours ago

Find the cheapest month to fly from Casper (CPR) to Raleigh (RDU)

February is typically the cheapest month to fly

From $278 - $694 per traveler.

What you need to know for your flight from Natrona County Intl. to Raleigh - Durham Intl.

Casper (CPR) to Raleigh (RDU) at a glance

Travel comfortably with a full-service airline on the short domestic route from Casper (CPR) to Raleigh (RDU). Discover the itinerary that aligns perfectly with your schedule and travel plans as you delve into Raleigh’s renowned attractions and neighborhoods. Below, you’ll find essential details for flights departing from Natrona County International Airport (CPR) to Raleigh-Durham International Airport (RDU).

  • Fastest flight duration: around 4h 45m in-flight, plus roughly 1h 30m layover with one stop
  • Route distance: roughly 1,600 miles (2,570 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $150–$545, depending on seasonality and how far ahead you book

Flights from Natrona County International Airport (CPR) to Raleigh - Durham International Airport (RDU)

According to recent traveler bookings, here are the top airlines favored for flights from Casper to Raleigh, focusing on one-stop and multi-stop options. Many travelers enjoy layovers at Denver International Airport (DEN), which typically last about 1 hour and 30 minutes. This allows you to customize your journey by balancing price, total travel time, and cabin class to discover the ideal itinerary.

  • United: This comprehensive airline provides both one-stop and multi-stop options, dominating the departures on this route. One-way tickets generally range from $150 to $545. Passengers can expect an average in-flight duration of 4 hours and 45 minutes, culminating in a total travel time of approximately 6 hours and 15 minutes.

Alternative routes from Casper (CPR) to Raleigh (RDU)

  • Casper to Greensboro (CPR-GSO): Piedmont Triad International Airport (GSO) is located approximately 66 miles from Raleigh - Durham International Airport (RDU).
  • Rawlins to Raleigh (RWL-RDU): Rawlins Municipal Airport (RWL) lies around 85 miles away from Natrona County International Airport (CPR).

How to find the best prices for flights from Casper (CPR) to Raleigh (RDU)

Getting some of the best deals on flights from Casper to Raleigh 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 at least two months in advance, although most travelers book between two to eight weeks ahead. Afternoon departures from 12 PM to 6 PM tend to offer lower prices, while morning flights from 5 AM to 12 PM are the most popular. Additionally, flying on Tuesday provides both cheaper prices and popularity among travelers.
  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 Raleigh - Durham International Airport from Natrona County International Airport

Raleigh welcomes travelers from Casper with a range of transport options based on price, convenience, and proximity. Raleigh city center is approximately a 20-minute drive (covering about 15 miles) from Raleigh - Durham International Airport, depending on traffic. Here's how to reach Raleigh efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Raleigh, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Raleigh - Durham International Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Raleigh - Durham 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 Raleigh-Durham International Airport, Cary Station, a train station, is located about 6 miles away.

Frequently asked questions

How much does a flight from Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) cost?
You can find cheap one-way flights from $373 and cheap return flights from $428 Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) with Expedia. One-way flights typically cost between $497 and $877, and return flights often range between $436 and $1796. 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 Raleigh, NC (RDU-Raleigh - Durham 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 Raleigh, NC (RDU-Raleigh - Durham Intl.)?
The cheapest month to fly from CPR to RDU is October when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?
Enter CPR to RDU and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?
United is one of the cheapest airlines offering connecting flights from Casper, WY (CPR) to Raleigh, NC (RDU), with round-trip tickets starting from around $294 with a layover in Denver Intl. (DEN). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?
To find a cheap flight from Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham 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 Raleigh, NC (RDU-Raleigh - Durham Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?
The earliest flight from Natrona County International Airport (CPR) to Raleigh-Durham International Airport (RDU) typically departs at around 5:25 AM, operated by United Airlines. This is a seasonal service active in May, allowing you to start your day early and maximize your time in Raleigh. 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 Raleigh, NC (RDU-Raleigh - Durham Intl.)?
For flights from Casper (CPR) to Raleigh (RDU), the most popular departure times are in the late morning, from 9am to noon. About 28% of passengers prefer this time window. United Airlines is a key carrier during this period, making it a solid choice for those looking to travel after a morning of preparations.
How long does it take to fly from Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.)?
Flying from CPR to RDU with a connection usually takes about 7 hours 50 minutes, traveling roughly 1,547 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 Raleigh, NC (RDU-Raleigh - Durham Intl.)?
First class seats are offered on the CPR to RDU route with United Airlines.
How do I earn miles on a Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) flight with Expedia?
It's easy to earn miles on a Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham 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 Raleigh from Natrona County Intl. (CPR)?
From Natrona County Intl. (CPR), you can fly into Raleigh - Durham Intl. (RDU) to reach Raleigh. Some flights may connect through major hubs like Denver Intl. (DEN) before reaching Raleigh. 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 Raleigh, NC (RDU-Raleigh - Durham Intl.) at the last minute?
Typically, booking a last minute flight from Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham 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 Raleigh, NC (RDU-Raleigh - Durham Intl.) flight and hotel package?
Securing a Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham Intl.) Raleigh 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 Raleigh, NC (RDU-Raleigh - Durham Intl.)?
If you booked your Casper, WY (CPR-Natrona County Intl.) to Raleigh, NC (RDU-Raleigh - Durham 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
Raleigh - Durham Intl.
Airlines serving
United
Roundtrip price
$428
Distance
1547 mi

Book with confidence

Casper to Raleigh Flights

The cheapest times to fly from Casper to Raleigh

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 Raleigh are during the month of October. You can find some of the cheapest flights from Casper to Raleigh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Casper to Raleigh

Sunday is one of the best days to book for cheap flights from Casper to Raleigh: 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 Raleigh

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 Raleigh in 2026. You can also book with separate airlines for your outbound and return journeys, from $373 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 Raleigh 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 Raleigh 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 Raleigh Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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