HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$270+ Cheap flights from Champaign to Denver (CMI - DEN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — DEN
Aug 12 — Aug 191
Wed 8/12
Wed 8/19
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

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 13, 2026.

This United Airlines deal was found by Cheapflights users on 7/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:00 am
CMI
-
DEN
1 stop7h 23m
United Airlines
Sat 11/144:15 pm
DEN
-
CMI
1 stop5h 07m
United Airlines
Deal found 7/10$270
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Tue 11/312:21 pm
CMI
-
DEN
2 stops8h 52m
American Airlines
Tue 11/1012:21 pm
DEN
-
CMI
1 stop7h 11m
American Airlines
Deal found 7/10$276
This American Airlines deal was found by Cheapflights users on 7/9. 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 8/54:54 pm
CMI
-
DEN
1 stop8h 05m
American Airlines
Sat 8/86:25 am
DEN
-
CMI
1 stop6h 50m
American Airlines
Deal found 7/9$306
This American Airlines deal was found by Cheapflights users on 7/10. 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 11/116:48 pm
CMI
-
DEN
1 stop5h 10m
American Airlines
Sat 11/149:11 am
DEN
-
CMI
2 stops10h 14m
American Airlines
Deal found 7/10$312
This American Airlines deal was found by Cheapflights users on 7/10. 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 7/152:46 pm
CMI
-
DEN
1 stop5h 55m
American Airlines
Wed 7/227:22 am
DEN
-
CMI
1 stop5h 54m
American Airlines
Deal found 7/10$342
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Tue 8/184:54 pm
CMI
-
DEN
1 stop8h 05m
American Airlines
Mon 8/243:15 pm
DEN
-
CMI
1 stop5h 45m
American Airlines
Deal found 7/10$345
This United Airlines deal was found by Cheapflights users on 7/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/51:32 pm
CMI
-
DEN
1 stop5h 03m
United Airlines
Wed 12/94:45 pm
DEN
-
CMI
1 stop4h 37m
United Airlines
Deal found 7/12$350
This American Airlines deal was found by Cheapflights users on 7/10. 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.
Sun 8/307:00 am
CMI
-
DEN
1 stop5h 45m
American Airlines
Sat 9/57:20 am
DEN
-
CMI
2 stops9h 46m
American Airlines
Deal found 7/10$351
This American Airlines deal was found by Cheapflights users on 7/11. 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.
Tue 8/46:36 pm
CMI
-
DEN
1 stop6h 41m
American Airlines
Sat 8/155:03 am
DEN
-
CMI
1 stop8h 12m
American Airlines
Deal found 7/11$378

Find 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 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$270
(United Airlines)

Popular in

October

Cheapest in

May
Provider with most accurate pricing for Champaign University-Willard-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Champaign University-Willard-Denver Intl flights.
Search Deals
From Champaign University-Willard to Denver Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($47 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals

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 13, 2026.
Use the filters below to find and compare flights from Champaign to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Wed 11/11

8:00 am-2:23 pm

1 stop7h 23m

Denver Intl

Sat 11/14

4:45 pm-10:22 pm

1 stop4h 37m

$270

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Sun 9/20

6:41 pm-12:17 am

1 stop6h 36m

Denver Intl

Sat 9/26

5:30 am-2:10 pm

1 stop7h 40m

$345
Quickest round-trip

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Sat 12/5

1:32 pm-5:35 pm

1 stop5h 03m

Denver Intl

Wed 12/9

4:45 pm-10:22 pm

1 stop4h 37m

$350

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Sun 8/30

6:00 am-3:29 pm

2 stops10h 29m

Denver Intl

Sat 9/5

10:43 am-8:28 pm

2 stops8h 45m

$356

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Tue 8/18

4:54 pm-11:59 pm

1 stop8h 05m

Denver Intl

Mon 8/24

8:29 am-8:28 pm

2 stops10h 59m

$406

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Fri 8/7

11:41 am-7:38 pm

2 stops8h 57m

Denver Intl

Tue 8/11

6:25 am-2:15 pm

1 stop6h 50m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/11

Sorted by cheapest first

Compare providers for flights from Champaign to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Champaign to Denver in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Champaign-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Champaign-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Champaign-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Champaign-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Champaign-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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 13, 2026.
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
7.1
Good
11,812 reviews

Food

6.4

Entertainment

6.8

Overall

7.1

Boarding

7.5

Comfort

7.2

Crew

7.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.
American Airlines
7.1
Good
11,812 reviews
American Airlines
7.1
Good
11,812 reviews

Food

6.4

Entertainment

6.8

Overall

7.1

Boarding

7.5

Comfort

7.2

Crew

7.9

Reviews

1 / 20
4.0
Okay

Elizabeth,Mar 2026

ORD - MIA

Staff was rude and flight attendants 2 out of 3 looked like they had just been thru a hurricane.

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.

  • How long is the flight from Champaign to Denver?

    Airlines like United Airlines and American Airlines fly from Champaign to Denver in about 6h 36m. The time it takes to get you to your destination can typically vary by up to 47m. Airlines will cover a distance of 867 mi. This flight may include one or multiple stops.

  • 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 $343. American Airlines is currently priced 35% 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.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Westminster
Centennial
Lakewood
Broomfield
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

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.

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 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$343Average$546FlexibilityNo 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.