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CA $369 Cheap Flights from Casper (CPR) to Denver (DEN)

View CA $369 flight on Wed, Sep 2, 2026Opens in a new window

Popular airlines from Casper, WY (CPR-Natrona County Intl.) to Denver International Airport (DEN)

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Cheap flights from Casper (CPR) to Denver (DEN)

Prices were available within the past 7 days and start at CA $369 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Casper (CPR) to Denver (DEN)

April is typically the cheapest month to fly

From CA $239 - CA $563 per traveller.

Frequently asked questions

How much does a flight from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.) cost?
You can find one-way and return flights from CPR to DEN with Expedia. 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 our cheapest fares first, and use the Price Tracking tool to receive alerts when CPR to DEN ticket fares go up or down.
What is the cheapest month to fly from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
If you're looking for the cheapest time to fly from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.), February is typically your best bet. You can expect average return flight prices around CA$241 during this month. February often sees lower prices because it falls outside of peak holiday travel seasons, when demand tends to drop. Other budget-friendly months to consider for this route include January and April.
Which airlines fly direct from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
Only one airline offers direct flights from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.). United operates 61 direct flights from CPR to DEN every week.
What is the cheapest airline that flies from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
United is one of the cheapest airlines offering nonstop return flights from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.), with tickets starting from around CA$232 for flights that can be booked for departure within the next year. 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.
How do I find cheap flights from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
To find a cheap flight from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver 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 airline to fly with from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
The best airline to fly with from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, United typically offers the lowest fares. United offers the most daily flights from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
The best time to fly from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.) is typically February or April. These months offer a great balance, with prices around CA$241 for a return flight.
How many flights per day from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll find approximately 9 nonstop flights per day from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.).
What is the earliest flight from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
The earliest flight from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.) typically departs around 5:15 AM local time. This flight is operated by United and is a seasonal service, active in May, June, and July. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
You'll find the most flights from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.) on Thursdays, with around 7 flights available. This gives you a good selection of options for your travel plans. United is a major airline on this route. Flight schedules are consistent throughout the week, so you'll have similar options on other days too.
What are the most popular departure times for flights from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
The most popular departure times for flights from Natrona County Intl. (CPR) to Denver Intl. (DEN) are in the morning, between 9am and 12pm. United offers flights during this window. Many travelers prefer this because it allows for an early start to their day in Denver.
How long does it take to fly from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
A nonstop flight from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.) typically takes around 1 hour 30 minutes. This route covers a distance of approximately 370 kilometers. Keep in mind that actual flight times can vary slightly due to factors like wind patterns and air traffic.
Can you fly business or first class from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.)?
You can fly business class or first class between CPR and DEN. First class cabins are available on United.
How do I earn miles on a Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.) flight with Expedia?
It's easy to earn miles on a Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver 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 Denver, CO (DEN) from Casper, WY (CPR)?
If you're planning to travel to Denver from Natrona County Intl. (CPR), you typically fly into Denver International Airport (DEN) which offers international flights and connections. 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 Denver, CO (DEN-Denver Intl.) at the last minute?
Typically, booking a last minute flight from Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver 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 Denver, CO (DEN-Denver Intl.) flight and hotel package?
Securing a Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver Intl.) flight and hotel package 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 Denver, CO (DEN-Denver Intl.)?
If you booked your Casper, WY (CPR-Natrona County Intl.) to Denver, CO (DEN-Denver 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
Denver Intl.
Distance
368 km
Average flight time
1 hour 28 mins

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Casper to Denver Flights

The easy way to book your flights from Casper to Denver 

With Expedia, it’s simple to find and book flights to Denver from Casper whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 5 airlines that cover this route. There are nonstop flights to Denver Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Casper to Denver today, tomorrow, or this week.  

 

Save dollars with cheap flights from Natrona County Intl., CPR to Denver Intl., DEN 

Sort your search results by price to find great deals on your flight from Casper to Denver—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Denver from Casper currently is just rising to .  

Here are more money-saving tips: 

  • Fly in when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Denver  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Denver from Casper 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Denver with Expedia today.

Casper to Denver Flights

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