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$289+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — DEN
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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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 August 20, 2025.

Round-trip from

$444
(American Airlines)

One-way from

$289
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$586
From Champaign University-Willard to Denver Intl
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One-way flight from Champaign University-Willard to Denver Intl
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Highest demand for flights based on searches. 15% potential increase in price ($93 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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 August 20, 2025.

This American Airlines deal was found by Cheapflights users on 8/18. 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 11/184:45 pmCMI - DEN
1 stop19h 58mAmerican Airlines
Mon 11/245:44 pmDEN - CMI
1 stop16h 05mAmerican Airlines
Deal found 8/18$444
This American Airlines deal was found by Cheapflights users on 8/18. 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 11/186:00 amCMI - DEN
1 stop6h 31mAmerican Airlines
Sun 11/2312:27 pmDEN - CMI
1 stop5h 58mAmerican Airlines
Deal found 8/18$465
This American Airlines deal was found by Cheapflights users on 8/18. 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 10/2911:15 amCMI - DEN
2 stops11h 50mAmerican Airlines
Mon 11/35:44 pmDEN - CMI
1 stop16h 05mAmerican Airlines
Deal found 8/18$487
This American Airlines deal was found by Cheapflights users on 8/19. 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 8/203:46 pmCMI - DEN
1 stop5h 02mAmerican Airlines
Sat 8/307:16 amDEN - CMI
1 stop7h 00mAmerican Airlines
Deal found 8/19$500
This American Airlines deal was found by Cheapflights users on 8/18. 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 9/303:32 pmCMI - DEN
1 stop5h 15mAmerican Airlines
Tue 10/288:11 amDEN - CMI
1 stop6h 08mAmerican Airlines
Deal found 8/18$510
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Fri 9/127:12 amCMI - DEN
1 stop5h 28mAmerican Airlines
Mon 9/159:04 amDEN - CMI
1 stop4h 55mAmerican Airlines
Deal found 8/18$526
This American Airlines deal was found by Cheapflights users on 8/18. 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 9/303:32 pmCMI - DEN
1 stop5h 15mAmerican Airlines
Mon 11/38:13 amDEN - CMI
1 stop5h 28mAmerican Airlines
Deal found 8/18$535
This American Airlines deal was found by Cheapflights users on 8/18. 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 9/296:00 amCMI - DEN
1 stop6h 51mAmerican Airlines
Sun 11/27:22 amDEN - CMI
1 stop4h 41mAmerican Airlines
Deal found 8/18$560
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/36:00 amCMI - DEN
1 stop6h 51mAmerican Airlines
Sun 9/77:20 amDEN - CMI
1 stop6h 42mAmerican Airlines
Deal found 8/19$570

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 August 20, 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

Tue 11/18

4:45 pm-11:43 am

1 stop19h 58m

Denver Intl

Mon 11/24

5:44 pm-10:49 am

1 stop16h 05m

$444

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Wed 10/29

7:00 am-8:27 pm

1 stop14h 27m

Denver Intl

Mon 11/3

5:44 pm-10:49 am

1 stop16h 05m

$444

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Tue 11/18

6:00 am-11:31 am

1 stop6h 31m

Denver Intl

Sun 11/23

12:27 pm-7:25 pm

1 stop5h 58m

$465

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Tue 9/2

6:47 am-1:55 pm

1 stop8h 08m

Denver Intl

Sat 9/6

8:27 am-2:59 pm

1 stop5h 32m

$500

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Wed 8/27

3:46 pm-7:48 pm

1 stop5h 02m

Denver Intl

Sat 8/30

8:34 am-3:16 pm

1 stop5h 42m

$500

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Sat 10/4

11:17 am-4:47 pm

1 stop6h 30m

Denver Intl

Wed 10/29

2:48 pm-9:02 pm

1 stop5h 14m

$510

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Tue 9/30

3:32 pm-7:47 pm

1 stop5h 15m

Denver Intl

Tue 10/28

8:11 am-3:19 pm

1 stop6h 08m

$510

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Sat 9/6

6:00 am-11:51 am

1 stop6h 51m

$289

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Wed 10/1

11:17 am-4:47 pm

1 stop6h 30m

$340

ChampaignDenver

CMI - DEN

CMIDEN

Champaign University-Willard

Tue 8/26

6:47 am-11:50 am

1 stop6h 03m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/18

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.

How much does it cost to fly round-trip from Champaign to Denver?

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 August 20, 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

Crew

8.0

Food

6.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

BNA - ORD

My flight was 8 hours delayed, so I missed my connecting flight to Dublin. I understand it’s not the staff’s fault but the lack of sympathy and apology was appalling. I had been sat in the airport since 4am until 3pm and they did not seem understanding. Not good. Need better customer service.

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 19h 58m. 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 $391. American Airlines is currently priced 26% 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 Denver?

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

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Alternative routes for Champaign to Denver

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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 August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$391Average$542FlexibilityNo cancel feeOn-time71%

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