$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 18 — Aug 251
Round-trip
1 adult, Economy
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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
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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
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Best
Last-minute
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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 July 19, 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 July 19, 2026.
This United Airlines deal was found by Cheapflights users on 7/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:30 am
CMI
- DEN
1 stop4h 56m
United Airlines
Sat 11/144:45 pm
DEN
- CMI
1 stop4h 37m
United Airlines
Deal found 7/14![United Airlines logo]()
$270
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Wed 11/116:48 pm
CMI
- DEN
1 stop5h 10m
American Airlines
Sat 11/148:13 am
DEN
- CMI
2 stops8h 52m
American Airlines
Deal found 7/14![American Airlines logo]()
$312
This American Airlines deal was found by Cheapflights users on 7/17. 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 8/16:34 pm
CMI
- DEN
1 stop6h 43m
American Airlines
Wed 8/56:25 am
DEN
- CMI
1 stop6h 50m
American Airlines
Deal found 7/17![American Airlines logo]()
$342
This American Airlines deal was found by Cheapflights users on 7/15. 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.
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 7/15![American Airlines logo]()
$345
This United Airlines deal was found by Cheapflights users on 7/14. 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 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 7/14![United Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 7/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/241:32 pm
CMI
- DEN
1 stop5h 02m
United Airlines
Wed 1/64:45 pm
DEN
- CMI
1 stop4h 37m
United Airlines
Deal found 7/18![United Airlines logo]()
$364
This United Airlines deal was found by Cheapflights users on 7/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:49 am
CMI
- DEN
1 stop7h 46m
United Airlines
Thu 12/314:40 pm
DEN
- CMI
1 stop4h 42m
United Airlines
Deal found 7/18![United Airlines logo]()
$378
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Thu 8/2011:41 am
CMI
- DEN
1 stop6h 12m
American Airlines
Sun 8/237:20 am
DEN
- CMI
1 stop5h 55m
American Airlines
Deal found 7/18![American Airlines logo]()
$420
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 July 19, 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 July 19, 2026.
This American Airlines deal was found by Cheapflights users on 7/17. 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 8/16:34 pm
CMI
- DEN
1 stop6h 43m
American Airlines
Wed 8/56:25 am
DEN
- CMI
1 stop6h 50m
American Airlines
Deal found 7/17![American Airlines logo]()
$342
This American Airlines deal was found by Cheapflights users on 7/17. 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 7/17![American Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 7/15. 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 9/511:41 am
CMI
- DEN
2 stops11h 34m
American Airlines
Mon 9/75:03 am
DEN
- CMI
1 stop8h 12m
American Airlines
Deal found 7/15![American Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Thu 9/246:41 pm
CMI
- DEN
1 stop6h 36m
American Airlines
Sun 9/275:30 am
DEN
- CMI
1 stop7h 41m
American Airlines
Deal found 7/14![American Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 7/18. 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 8/194:54 pm
CMI
- DEN
1 stop8h 05m
American Airlines
Sun 8/235:06 am
DEN
- CMI
1 stop8h 09m
American Airlines
Deal found 7/18![American Airlines logo]()
$425
Last-minute flights from Champaign to DenverDiscover last-minute flight deals from Champaign to Denver. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from Champaign to Denver. Data last updated July 19, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/17. 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 8/16:34 pm
CMI
- DEN
1 stop6h 43m
American Airlines
Wed 8/56:25 am
DEN
- CMI
1 stop6h 50m
American Airlines
Deal found 7/17![American Airlines logo]()
$342
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Fri 8/711:41 am
CMI
- DEN
1 stop6h 12m
American Airlines
Sun 8/165:06 am
DEN
- CMI
1 stop8h 09m
American Airlines
Deal found 7/14![American Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 7/15. 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.
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 7/15![American Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 7/18. 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 8/194:54 pm
CMI
- DEN
1 stop8h 05m
American Airlines
Sun 8/235:06 am
DEN
- CMI
1 stop8h 09m
American Airlines
Deal found 7/18![American Airlines logo]()
$425
This American Airlines deal was found by Cheapflights users on 7/18. 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 8/196:00 am
CMI
- DEN
2 stops10h 29m
American Airlines
Mon 8/249:05 am
DEN
- CMI
1 stop6h 19m
American Airlines
Deal found 7/18![American Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 7/18. 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.
Thu 8/2011:41 am
CMI
- DEN
1 stop6h 12m
American Airlines
Sun 8/237:20 am
DEN
- CMI
1 stop5h 55m
American Airlines
Deal found 7/18![American Airlines logo]()
$420
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 July 19, 2026.
Search for one-way flight options from Champaign to Denver. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This American Airlines deal was found by Cheapflights users on 7/16. 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 8/16:34 pm
CMI
- DEN
1 stop6h 43m
American Airlines
Deal found 7/16![American Airlines logo]()
$489
This American Airlines deal was found by Cheapflights users on 7/17. 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 8/1911:41 am
CMI
- DEN
2 stops11h 35m
American Airlines
Deal found 7/17![American Airlines logo]()
$552
This American Airlines deal was found by Cheapflights users on 7/16. 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 8/22:46 pm
CMI
- DEN
1 stop7h 46m
American Airlines
Deal found 7/16![American Airlines logo]()
$600
This American Airlines deal was found by Cheapflights users on 7/16. 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 8/36:28 pm
CMI
- DEN
2 stops16h 14m
American Airlines
Deal found 7/16![American Airlines logo]()
$717
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 19, 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 |
Average price | $342 |
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 19, 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
Quickest round-trip
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Sat 8/1
6:34 pm-12:17 am
1 stop6h 43m
Denver Intl
Wed 8/5
6:25 am-2:15 pm
1 stop6h 50m
$342
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Tue 8/18
4:54 pm-11:59 pm
1 stop8h 05m
Denver Intl
Mon 8/24
3:15 pm-10:00 pm
1 stop5h 45m
$345
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Sat 9/5
11:41 am-10:15 pm
2 stops11h 34m
Denver Intl
Mon 9/7
5:03 am-2:15 pm
1 stop8h 12m
$351
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Thu 9/24
6:41 pm-12:17 am
1 stop6h 36m
Denver Intl
Sun 9/27
5:30 am-2:11 pm
1 stop7h 41m
$420
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Wed 8/19
4:54 pm-11:59 pm
1 stop8h 05m
Denver Intl
Sun 8/23
5:06 am-2:15 pm
1 stop8h 09m
$425
Cheapest one-way
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Sat 8/1
6:34 pm-12:17 am
1 stop6h 43m
$489
Quickest one-way
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Wed 8/19
7:00 am-11:45 am
1 stop5h 45m
$489
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Mon 8/3
6:28 pm-12:17 am
1 stop6h 49m
$600
ChampaignDenver
CMI - DEN
CMIDEN
Champaign University-Willard
Sun 8/2
2:46 pm-9:32 pm
1 stop7h 46m
$600
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.
| 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 July 19, 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.
Comfort
7.2
Boarding
7.5
Crew
7.9
Food
6.4
Overall
7.1
Entertainment
6.8
Reviews
1 / 20
4.0
OkayElizabeth,Mar 2026
ORD - MIA
Comfort
7.2
Boarding
7.5
Crew
7.9
Food
6.4
Overall
7.1
Entertainment
6.8
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
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.
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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 July 19, 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 July 19, 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 July 19, 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 July 19, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$342 | Average$544 | FlexibilityNo cancel fee | On-time71% |