$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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — DEN
Sep 15 — Sep 221
Round-trip
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
Best
Last-minute
One-way
Cheapest flights from Champaign to DenverExplore 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 16, 2026.
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 16, 2026.
This American Airlines deal was found by Cheapflights users on 8/15. 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 9/125:00 am -
1 stop6h 02m
Sat 9/195:30 am -
1 stop7h 40m
Deal found 8/15![American Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 8/13. 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 8/222:47 pm -
1 stop5h 51m
Wed 8/267:20 am -
1 stop5h 55m
Deal found 8/13![American Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 8/14. 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 -
1 stop8h 05m
Sat 8/229:16 am -
2 stops10h 12m
Deal found 8/14![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Sun 9/611:41 am -
1 stop6h 03m
Sat 9/1212:29 pm -
1 stop4h 41m
Deal found 8/12![American Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 8/12. 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 10/12:41 pm -
1 stop5h 57m
Sun 10/47:16 am -
1 stop4h 36m
Deal found 8/12![American Airlines logo]()
$430
This American Airlines deal was found by Cheapflights users on 8/11. 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 8/182:47 pm -
1 stop5h 51m
Mon 8/2412:23 pm -
1 stop7h 05m
Deal found 8/11![American Airlines logo]()
$446
Best flights from Champaign to DenverDiscover carefully curated flight deals from Champaign to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2026.
Discover carefully curated flight deals from Champaign to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2026.
This American Airlines deal was found by Cheapflights users on 8/11. 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 9/296:00 am -
1 stop5h 02m
Sat 10/36:26 am -
1 stop6h 44m
Deal found 8/11![American Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 8/15. 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 9/121:23 pm -
2 stops10h 11m
Sat 9/1910:47 am -
2 stops9h 09m
Deal found 8/15![American Airlines logo]()
$291
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Sun 9/611:41 am -
1 stop6h 03m
Sat 9/1212:29 pm -
1 stop4h 41m
Deal found 8/12![American Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 8/13. 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 8/2811:41 am -
2 stops8h 57m
Tue 9/16:25 am -
1 stop6h 50m
Deal found 8/13![American Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 8/12. 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 10/11:23 pm -
2 stops9h 40m
Sun 10/47:16 am -
1 stop4h 36m
Deal found 8/12![American Airlines logo]()
$491
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Fri 8/286:00 am -
2 stops10h 29m
Mon 8/317:20 am -
1 stop5h 55m
Deal found 8/12![American Airlines logo]()
$546
This American Airlines deal was found by Cheapflights users on 8/14. 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 9/296:00 am -
1 stop19h 17m
Fri 10/26:01 pm -
1 stop17h 51m
Deal found 8/14![American Airlines logo]()
$590
This American Airlines deal was found by Cheapflights users on 8/13. 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 9/57:00 am -
1 stop5h 44m
Sat 9/55:44 pm -
1 stop16h 27m
Deal found 8/13![American Airlines logo]()
$858
Last-minute flights from Champaign to DenverDiscover last-minute flight deals from Champaign to Denver. Data last updated August 16, 2026 and is based on user searches.
Discover last-minute flight deals from Champaign to Denver. Data last updated August 16, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/14. 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 -
1 stop8h 05m
Sat 8/229:16 am -
2 stops10h 12m
Deal found 8/14![American Airlines logo]()
$358
This American Airlines deal was found by Cheapflights users on 8/11. 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 8/182:47 pm -
1 stop5h 51m
Mon 8/2412:23 pm -
1 stop7h 05m
Deal found 8/11![American Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 8/13. 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 8/222:47 pm -
1 stop5h 51m
Wed 8/267:20 am -
1 stop5h 55m
Deal found 8/13![American Airlines logo]()
$352
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Sun 9/611:41 am -
1 stop6h 03m
Sat 9/1212:29 pm -
1 stop4h 41m
Deal found 8/12![American Airlines logo]()
$410
This American Airlines deal was found by Cheapflights users on 8/15. 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 9/125:00 am -
1 stop6h 02m
Sat 9/195:30 am -
1 stop7h 40m
Deal found 8/15![American Airlines logo]()
$280
One-way flights from Champaign to DenverSearch for one-way flight options from Champaign to Denver. Find affordable one-way fares based on user searches. Data last updated August 16, 2026.
Search for one-way flight options from Champaign to Denver. Find affordable one-way fares based on user searches. Data last updated August 16, 2026.
This American Airlines deal was found by Cheapflights users on 8/12. 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 9/246:00 am -
1 stop19h 17m
Deal found 8/12![American Airlines logo]()
$571
This American Airlines deal was found by Cheapflights users on 8/14. 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 11/286:46 pm -
1 stop5h 17m
Deal found 8/14![American Airlines logo]()
$579
This American Airlines deal was found by Cheapflights users on 8/14. 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 11/296:46 pm -
1 stop6h 47m
Deal found 8/14![American Airlines logo]()
$805
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 August 16, 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 | $558 |
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 16, 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
Cheapest round-trip
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Tue 9/29
6:00 am-10:02 am
1 stop5h 02m
Denver Intl
Sat 10/3
6:26 am-2:10 pm
1 stop6h 44m
$280
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Sat 9/12
1:23 pm-10:34 pm
2 stops10h 11m
Denver Intl
Sat 9/19
10:47 am-8:56 pm
2 stops9h 09m
$291
Quickest round-trip
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Sun 9/6
11:41 am-4:44 pm
1 stop6h 03m
Denver Intl
Sat 9/12
12:29 pm-6:10 pm
1 stop4h 41m
$410
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Fri 8/28
11:41 am-7:38 pm
2 stops8h 57m
Denver Intl
Tue 9/1
6:25 am-2:15 pm
1 stop6h 50m
$452
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Thu 10/1
1:23 pm-10:03 pm
2 stops9h 40m
Denver Intl
Sun 10/4
7:16 am-12:52 pm
1 stop4h 36m
$491
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Fri 8/28
6:00 am-3:29 pm
2 stops10h 29m
Denver Intl
Mon 8/31
7:20 am-2:15 pm
1 stop5h 55m
$546
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Tue 9/29
6:00 am-12:17 am
1 stop19h 17m
Denver Intl
Fri 10/2
6:01 pm-12:52 pm
1 stop17h 51m
$590
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Sat 9/5
7:00 am-11:44 am
1 stop5h 44m
Denver Intl
Sat 9/5
5:44 pm-11:11 am
1 stop16h 27m
$858
Cheapest one-way
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Thu 9/24
6:00 am-12:17 am
1 stop19h 17m
$571
Quickest one-way
ChampaignDenver
CMI Champaign University-Willard - DEN Denver Intl
CMIDEN
Champaign University-Willard
Sun 11/29
6:46 pm-12:33 am
1 stop6h 47m
$805
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
CMI-DEN
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 August 16, 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.
Food
6.4
Overall
7.1
Crew
7.9
Entertainment
6.8
Comfort
7.2
Boarding
7.5
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Food
6.4
Overall
7.1
Crew
7.9
Entertainment
6.8
Comfort
7.2
Boarding
7.5
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
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.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Westminster
Black Hawk
Lakewood
Centennial
Broomfield
Golden
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Greeley
Winter Park
Limon
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.
Alternative routes
Complete your trip
Denver flight routes
Flights by cabin class
Other flight options
Other flights from Champaign
Popular flights
Alternative routes for Champaign to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 16, 2026.
Search flights from Champaign to Denver by cabin class
Find flights from Champaign to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Champaign and Denver flights
Browse other Champaign and Denver flight options. Last updated on August 16, 2026.
Other flights from Champaign
Browse through other flights departing from Champaign. Flights are based on user searches made on Cheapflights and were last updated on August 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$280 | Average$533 | FlexibilityNo cancel fee | On-time71% |