Cheap Flights from Champaign (CMI) to Casper (CPR)

Popular airlines from Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard) to Casper, WY (CPR-Natrona County Intl.)

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Flights from Champaign (CMI) to Casper (CPR)
Origin airport
University Of Illinois Urbana-Champaign Williard
Destination airport
Natrona County Intl.
Distance
960 mi

Champaign to Casper Flights

The cheapest times to fly from Champaign to Casper

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

 

The best time to book a flight from Champaign to Casper

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

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 Champaign to Casper in 2026. You can also book with separate airlines for your outbound and return journeys, from 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 Champaign to Casper 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 Champaign to Casper 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.

 

Frequently asked questions

How much does a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR) cost?
Get a cheap one-way flight or cheap return flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR)?
The cheapest month to fly from CMI to CPR is , when there's less demand. Off-peak season is usually when airlines offer better prices between these airports.
What is the cheapest airline that flies from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CMI to CPR flight.
How many flights per day from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR)?
Nonstop flights from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CMI to CPR?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on various factors, such as the airline and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR)?
Opt for a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR) last-minute?
Last-minute bookings from CMI to CPR are generally more expensive. To secure the best rates, start looking for flights well in advance. That said, if your travel plans are flexible, you may land a cheap ticket right before your journey.
Is it cheaper to book a CMI to CPR flight and hotel package?
Compared with arranging flights and hotels separately, booking a CMI to CPR flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Simply secure your flights and choose from our wide range of stays, then personalize your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Natrona County Intl. Airport (CPR)?
Typically, it's possible to reschedule or cancel your CMI to CPR flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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