HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$411+ Cheap flights from Champaign to Denver (CMI - DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — DEN
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Champaign to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Champaign to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Champaign (CMI) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 3, 2025.

Round-trip from

$440
(American Airlines)

One-way from

$411
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$642
From Champaign University-Willard to Denver Intl
Search Deals
One-way flight from Champaign University-Willard to Denver Intl
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($98 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Champaign to Denver

Cheapest flights from Champaign to Denver
Explore the most affordable flight options available from Champaign to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:40 amCMI - DEN
1 stop5h 44mAmerican Airlines
Sat 8/3012:47 pmDEN - CMI
1 stop6h 55mAmerican Airlines
Deal found 7/2$440

Cheapflights Fare Finder

Customize your flight search to find flights from Champaign to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
Use the filters below to find and compare flights from Champaign to Denver that are best for you.

Fly from

Champaign

Fly to

Denver

Route

Depart

Return

Price

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Wed 8/20

3:46 pm-10:15 pm

1 stop7h 29m

Denver Intl

Sat 8/30

2:47 pm-8:42 pm

1 stop4h 55m

$440

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Thu 7/31

6:00 am-11:31 am

1 stop6h 31m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Champaign to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Champaign with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Champaign to Denver

What is the cheapest month to book a flight from Champaign to Denver?

Currently, October is the cheapest month in which you can book a flight from Champaign to Denver (average of $197). Flying from Champaign to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated July 3, 2025.
See what other customers who have flown with American Airlines from Champaign to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Food

6.5

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Comfort

7.2

Crew

8.0

Boarding

7.5

Overall

7.2

Entertainment

6.9

Food

6.5

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

Related info for your journey

Find useful and relevant information for your journey from Champaign to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Champaign to Denver round-trip?

    Cheapflights users have booked flights from Champaign to Denver round-trip from $440. American Airlines is currently priced 16% below the average price you’ll pay for this route.

  • Can I find deals for flights from Champaign to Denver that include hotel bookings?

    Yes. In addition to deals on Champaign to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Champaign to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Champaign to Denver.

  • Can I find deals for business class flights from Champaign to Denver?

    Yes. Cheapflights offers flight deals from Champaign to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Champaign to Denver?

    Currently, October is the cheapest month in which you can book a flight from Champaign to Denver (average of $197). Flying from Champaign to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Champaign?

Book flights to Champaign if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Broomfield
Grand Lake
Manitou Springs
Central City
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Champaign to Denver

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Denver flights
Midway to Denver flights
St. Louis to Denver flights
Moline to Denver flights
Peoria to Denver flights
O'Hare Intl to Colorado Springs flights
O'Hare Intl to Aspen flights
O'Hare Intl to Vail flights
Midway to Colorado Springs flights
St. Louis to Colorado Springs flights
O'Hare Intl to Montrose flights
O'Hare Intl to Grand Junction flights
Bloomington to Denver flights
O'Hare Intl to Hayden flights
St. Louis to Grand Junction flights
St. Louis to Durango flights
O'Hare Intl to Durango flights
Midway to Aspen flights
St. Louis to Aspen flights
Moline to Colorado Springs flights
Midway to Grand Junction flights
St. Louis to Montrose flights
Decatur to Denver flights
O'Hare Intl to Gunnison flights
St. Louis to Vail flights
Evansville to Colorado Springs flights
Springfield to Denver flights
Bloomington to Colorado Springs flights
Peoria to Colorado Springs flights
Peoria to Grand Junction flights
St. Louis to Gunnison flights
Evansville to Denver flights
St. Louis to Hayden flights
Dubuque to Denver flights
Evansville to Grand Junction flights
Moline to Grand Junction flights
Springfield to Colorado Springs flights
Peoria to Montrose flights
Paducah to Colorado Springs flights
O'Hare Intl to Cortez flights
Moline to Montrose flights
Moline to Vail flights
Evansville to Vail flights
Champaign to Colorado Springs flights
Paducah to Denver flights
Bloomington to Montrose flights
Marion to Denver flights

Top airline flying from Champaign to Denver

Discover the top airline that operate flights from Champaign to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$350Average$534FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.