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$280+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — DEN
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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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 27, 2026.

This American Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 9/56:36 pm
CMI
-
DEN
1 stop6h 23m
American Airlines
Sun 9/65:06 am
DEN
-
CMI
1 stop8h 09m
American Airlines
Deal found 7/27$280
This American Airlines deal was found by Cheapflights users on 7/26. 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.
Sat 10/177:11 am
CMI
-
DEN
1 stop8h 10m
American Airlines
Wed 10/217:28 am
DEN
-
CMI
1 stop5h 39m
American Airlines
Deal found 7/26$316
This American Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 9/102:41 pm
CMI
-
DEN
1 stop8h 01m
American Airlines
Sun 9/136:26 am
DEN
-
CMI
1 stop6h 45m
American Airlines
Deal found 7/27$355
This United Airlines deal was found by Cheapflights users on 7/22. 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 10/311:32 pm
CMI
-
DEN
1 stop5h 44m
United Airlines
Wed 11/46:15 am
DEN
-
CMI
1 stop5h 35m
United Airlines
Deal found 7/22$360
This American Airlines deal was found by Cheapflights users on 7/23. 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 8/182:47 pm
CMI
-
DEN
1 stop5h 51m
American Airlines
Mon 8/246:25 am
DEN
-
CMI
1 stop6h 50m
American Airlines
Deal found 7/23$391

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 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$280
(American Airlines)

Popular in

October

Cheapest in

May

Average price

$342
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. 11% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
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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 27, 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

Sat 10/10

2:37 pm-9:41 pm

1 stop8h 04m

Denver Intl

Wed 10/14

5:24 am-2:07 pm

1 stop7h 43m

$280

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Sat 9/5

6:36 pm-11:59 pm

1 stop6h 23m

Denver Intl

Sun 9/6

5:06 am-4:22 pm

2 stops10h 16m

$286

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Thu 9/10

1:23 pm-9:42 pm

2 stops9h 19m

Denver Intl

Sun 9/13

7:26 am-2:11 pm

1 stop5h 45m

$361
Quickest round-trip

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Tue 8/18

2:47 pm-7:38 pm

1 stop5h 51m

Denver Intl

Mon 8/24

12:23 pm-8:28 pm

1 stop7h 05m

$391

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Wed 9/2

11:41 am-7:38 pm

2 stops8h 57m

Denver Intl

Mon 9/7

5:03 am-2:15 pm

1 stop8h 12m

$416

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Fri 9/4

4:54 pm-11:59 pm

1 stop8h 05m

Denver Intl

Sun 9/6

5:06 am-4:22 pm

2 stops10h 16m

$436

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Fri 8/14

11:41 am-7:38 pm

2 stops8h 57m

Denver Intl

Wed 8/19

7:20 am-2:15 pm

1 stop5h 55m

$442
Cheapest one-way
Quickest one-way

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Mon 8/10

2:47 pm-7:38 pm

1 stop5h 51m

$605

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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 27, 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
11,837 reviews

Crew

7.9

Entertainment

6.8

Boarding

7.5

Comfort

7.2

Food

6.4

Overall

7.1

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
11,837 reviews
American Airlines
7.1
Good
11,837 reviews

Crew

7.9

Entertainment

6.8

Boarding

7.5

Comfort

7.2

Food

6.4

Overall

7.1

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 American Airlines fly from Champaign to Denver in about 8h 04m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 867 mi.

  • 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 $342. American Airlines is currently priced 33% 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

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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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$342Average$544FlexibilityNo cancel feeOn-time71%

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