Cheap Flights from Boulder (WBU) to Casper (CPR)

Popular airlines from Boulder, CO (WBU-Boulder Municipal) to Casper, WY (CPR-Natrona County Intl.)

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Frequently asked questions

How much does a flight from Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR) cost?
Grab a cheap one-way flight or cheap return flight from Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR)?
Traveling in may help you find better deals, as it's the cheapest month for flights between WBU and CPR. You'll usually find the lowest fares during the off-season.
Which airlines fly direct from Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR)?
While Boulder, CO (WBU-Boulder Municipal) has no direct flights to Natrona County Intl. Airport (CPR), other airports have nonstop options. Leaving from Denver Intl. Airport (DEN) will get you to Casper without any detours.
What is the cheapest airline that flies from Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from WBU to CPR. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR)?
Direct flights from Boulder, CO (WBU-Boulder Municipal) 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 filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from WBU to CPR?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR)?
To arrive at Natrona County Intl. Airport (CPR) on schedule, pick a flight that leaves Boulder, CO (WBU-Boulder Municipal) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR) last-minute?
Booking your plane ticket from WBU to CPR right before your trip is usually more expensive. But if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a WBU to CPR flight and hotel package?
You can save money by securing a WBU to CPR flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your ideal flights and accommodations, consider adding extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Boulder, CO (WBU-Boulder Municipal) to Natrona County Intl. Airport (CPR)?
You can usually reschedule or cancel your WBU to CPR flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Boulder Municipal
Destination airport
Natrona County Intl.
Distance
207 mi

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Boulder to Casper Flights

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

 

The best time to book a flight from Boulder to Casper

Sunday is one of the best days to book for cheap flights from Boulder 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 Boulder 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 Boulder 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 Boulder 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 Boulder 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.

 

Boulder to Casper Flights

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