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$158+ 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — DEN
Apr 12 — Apr 191
Sun 4/12
Sun 4/19
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 March 13, 2026.

This American Airlines deal was found by Cheapflights users on 3/9. 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.
Mon 4/136:58 pm
CMI
-
DEN
1 stop6h 01m
American Airlines
Tue 4/217:36 am
DEN
-
CMI
1 stop5h 22m
American Airlines
Deal found 3/9$238
This American Airlines deal was found by Cheapflights users on 3/10. 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 4/146:58 pm
CMI
-
DEN
1 stop6h 13m
American Airlines
Tue 4/217:26 am
DEN
-
CMI
1 stop6h 13m
American Airlines
Deal found 3/10$258
This United Airlines deal was found by Cheapflights users on 3/8. 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 12/28:43 pm
CMI
-
DEN
1 stop5h 15m
United Airlines
Sat 12/56:15 am
DEN
-
CMI
1 stop5h 35m
United Airlines
Deal found 3/8$308
This American Airlines deal was found by Cheapflights users on 3/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/96:58 pm
CMI
-
DEN
1 stop6h 01m
American Airlines
Thu 4/166:19 am
DEN
-
CMI
1 stop6h 49m
American Airlines
Deal found 3/12$348
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Mon 6/296:44 pm
CMI
-
DEN
1 stop6h 15m
American Airlines
Fri 7/312:29 pm
DEN
-
CMI
1 stop4h 37m
American Airlines
Deal found 3/9$373
This American Airlines deal was found by Cheapflights users on 3/8. 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 3/116:46 am
CMI
-
DEN
1 stop8h 11m
American Airlines
Sat 3/146:00 am
DEN
-
CMI
1 stop7h 24m
American Airlines
Deal found 3/8$378
This American Airlines deal was found by Cheapflights users on 3/9. 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 4/226:05 am
CMI
-
DEN
2 stops11h 13m
American Airlines
Wed 7/2912:29 pm
DEN
-
CMI
1 stop4h 37m
American Airlines
Deal found 3/9$383
This American Airlines deal was found by Cheapflights users on 3/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:58 pm
CMI
-
DEN
1 stop6h 01m
American Airlines
Fri 4/177:36 am
DEN
-
CMI
1 stop5h 32m
American Airlines
Deal found 3/12$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 March 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(American Airlines)

One-way from

$158
(American Airlines)

Popular in

November

Cheapest in

May

Average price

$571
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
One-way flight from Champaign University-Willard to Denver Intl
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 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

Sat 5/30

1:32 pm-8:22 pm

1 stop7h 50m

Denver Intl

Tue 6/9

6:00 am-12:50 pm

1 stop5h 50m

$238

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Fri 5/8

9:49 am-3:39 pm

1 stop6h 50m

Denver Intl

Sun 5/10

6:00 am-12:48 pm

1 stop5h 48m

$238

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Mon 4/13

6:58 pm-11:59 pm

1 stop6h 01m

Denver Intl

Tue 4/21

6:23 am-2:39 pm

1 stop7h 16m

$258

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Tue 4/14

6:58 pm-12:11 am

1 stop6h 13m

Denver Intl

Tue 4/21

7:26 am-2:39 pm

1 stop6h 13m

$258

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Thu 5/21

7:51 pm-12:53 am

1 stop6h 02m

Denver Intl

Sun 5/24

6:00 am-12:50 pm

1 stop5h 50m

$258

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Sat 5/2

9:49 am-3:39 pm

1 stop6h 50m

Denver Intl

Sat 5/16

4:45 pm-10:33 pm

1 stop4h 48m

$258
Quickest round-trip

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Fri 5/8

7:36 pm-11:50 pm

1 stop5h 14m

Denver Intl

Sat 5/16

4:45 pm-10:33 pm

1 stop4h 48m

$258

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Thu 6/11

7:51 pm-12:53 am

1 stop6h 02m

Denver Intl

Sun 6/14

6:00 am-12:50 pm

1 stop5h 50m

$348

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Wed 4/22

6:05 am-4:18 pm

2 stops11h 13m

Denver Intl

Wed 7/29

12:29 pm-6:06 pm

1 stop4h 37m

$383

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Tue 4/14

6:58 pm-12:11 am

1 stop6h 13m

Denver Intl

Fri 4/17

12:24 pm-6:28 pm

1 stop5h 04m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/12

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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 March.
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.

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, September is the cheapest month in which you can book a flight from Champaign to Denver (average of $48). Flying from Champaign to Denver in February is currently the most expensive (average of $250). 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 March 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
11,446 reviews

Crew

7.9

Food

6.4

Boarding

7.5

Overall

7.1

Entertainment

6.9

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,446 reviews
American Airlines
7.1
Good
11,446 reviews

Crew

7.9

Food

6.4

Boarding

7.5

Overall

7.1

Entertainment

6.9

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

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 01m. The time it takes to get you to your destination can typically vary by up to 1h 49m. 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 $349. American Airlines is currently priced 31% 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, September is the cheapest month in which you can book a flight from Champaign to Denver (average of $48). Flying from Champaign to Denver in February is currently the most expensive (average of $250). 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 Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Centennial
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Cripple Creek
Winter Park
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
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 March 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$349Average$546FlexibilityNo cancel feeOn-time71%

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