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$328+ Cheap flights from Champaign (CMI) to Illinois

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
CMI — ORD
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Champaign to Illinois

Cheapest flights from Champaign to Illinois
Explore the most affordable flight options available from Champaign to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This American Airlines deal was found by Cheapflights users on 12/15. 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.
Mon 12/1511:21 amCMI - ORD
Nonstop1h 10mAmerican Airlines
Sat 1/179:58 amORD - CMI
Nonstop1h 05mAmerican Airlines
Deal found 12/15$423
This American Airlines deal was found by Cheapflights users on 12/15. 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 12/3011:33 amCMI - ORD
Nonstop1h 09mAmerican Airlines
Sat 1/36:05 pmORD - CMI
Nonstop1h 11mAmerican Airlines
Deal found 12/15$425
This American Airlines deal was found by Cheapflights users on 12/17. 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.
Mon 12/227:10 pmCMI - ORD
Nonstop1h 23mAmerican Airlines
Sat 12/276:05 pmORD - CMI
Nonstop1h 11mAmerican Airlines
Deal found 12/17$458

Find flight deals from Champaign to Illinois

Keep the following information in mind while searching for Champaign to Illinois flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$328
(American Airlines)

Good round-trip deal

$488 or less

Good one-way deal

$359 or less
Provider with most accurate pricing for Champaign University-Willard-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Champaign University-Willard-Chicago (CHI) flights.
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From Champaign University-Willard to Illinois
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Price to beat on a round-trip flight from Champaign University-Willard to Illinois.
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Price to beat on a one-way flight from Champaign University-Willard to Illinois.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Champaign to Illinois 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 December 18, 2025.
Use the filters below to find and compare flights from Champaign to Illinois that are best for you.

Fly from

Champaign

Fly to

Illinois

Route

Depart

Return

Price

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Tue 3/3

11:21 am-12:35 pm

Nonstop1h 14m

Chicago O'Hare Intl

Mon 3/16

8:10 am-9:14 am

Nonstop1h 04m

$328

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Wed 12/31

11:33 am-12:42 pm

Nonstop1h 09m

Chicago O'Hare Intl

Sun 1/4

5:42 pm-6:40 pm

Nonstop0h 58m

$423

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Thu 1/1

11:33 am-12:42 pm

Nonstop1h 09m

Chicago O'Hare Intl

Mon 1/5

8:21 pm-9:30 pm

Nonstop1h 09m

$423

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Tue 12/30

11:33 am-12:42 pm

Nonstop1h 09m

Chicago O'Hare Intl

Sat 1/3

6:05 pm-7:16 pm

Nonstop1h 11m

$425

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Mon 1/12

6:53 pm-8:14 pm

Nonstop1h 21m

Chicago O'Hare Intl

Mon 1/19

9:42 am-10:47 am

Nonstop1h 05m

$456

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Sun 1/4

7:10 pm-8:33 pm

Nonstop1h 23m

Chicago O'Hare Intl

Sun 1/18

7:25 pm-8:27 pm

Nonstop1h 02m

$586

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Sat 1/17

7:03 am-9:53 am

1 stop26h 50m

$334

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Sat 2/14

2:55 pm-8:42 am

1 stop17h 47m

$334

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Fri 2/13

6:40 am-10:47 am

1 stop28h 07m

$339

ChampaignChicago

CMI - ORD

CMIORD

Champaign University-Willard

Fri 1/16

3:45 pm-1:55 pm

1 stop22h 10m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 12 results
1
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Best time to book a flight from Champaign to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois 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 Illinois

What is the cheapest month to book a flight from Champaign to Illinois?

Currently, May is the cheapest month in which you can book a flight from Champaign to Illinois (average of $158). Flying from Champaign to Illinois in April is currently the most expensive (average of $267). 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.

What is the cheapest time of day to fly from CMI to IL?

Find hourly flight availability from Champaign to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Champaign to Illinois in the evening. Doing so could potentially save you 8% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated December 18, 2025.
See what other customers who have flown with American Airlines from Champaign to Illinois have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,054 reviews

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Food

6.5

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
11,054 reviews
American Airlines
7.2
Good
11,054 reviews

Boarding

7.5

Overall

7.2

Comfort

7.2

Crew

8.0

Entertainment

6.9

Food

6.5

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 Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Champaign to Illinois?

    For a flight from Champaign to Illinois, you will be flying from University-Willard. Champaign University-Willard (CMI) is just 11.3 mi from the center of the city.

  • How long is the flight from Champaign to Illinois?

    Airlines like American Airlines fly from Champaign to Illinois in about 1h 14m. The time it takes to get you to your destination is usually consistent. The distance between Champaign and Illinois is about 135 mi. Most flights are nonstop.

  • What are the most reliable airlines from Champaign to Illinois?

    The top 3 most reliable airlines when flying from Champaign to Illinois are Qatar Airways (87%), American Airlines (71%) and Envoy Air (71%).

  • What are the cheapest flights from Champaign to Illinois?

    Looking for the cheapest flight from Champaign to Illinois? While on average our users pay $478, our data indicates the cheapest price to be $318. The most popular route (Champaign University-Willard - Chicago O'Hare Intl), is priced around $423.

  • Can I find deals for flights from Champaign to Illinois that include hotel bookings?

    Yes. In addition to deals on Champaign to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Champaign to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Champaign to Illinois.

  • Can I find deals for business class flights from Champaign to Illinois?

    Yes. Cheapflights offers flight deals from Champaign to Illinois 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 Illinois?

    Currently, May is the cheapest month in which you can book a flight from Champaign to Illinois (average of $158). Flying from Champaign to Illinois in April is currently the most expensive (average of $267). 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.

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Top airline flying from Champaign to Illinois

Discover the top airline that operate flights from Champaign to Illinois. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$295Average$421FlexibilityNo cancel feeOn-time71%

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