$240 Cheap Flights from Rockford (RFD) to Champaign (CMI)

View $240 flight on Wed, Nov 26, 2025Opens in a new window

Popular airlines from Rockford, IL (RFD-Greater Rockford) to Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard)

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Cheap Flights from Rockford to Champaign (RFD-CMI)

Prices were available within the past 7 days and start at $240 for one-way flights and $320 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jan 8 - Sat, Jan 10
RFD
Rockford
CMI
Champaign
$320 Roundtrip, found 1 day ago
$320
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 8 from Rockford to Champaign, returning Sat, Jan 10, priced at $320 found 1 day ago
American Airlines
Fri, Sep 4 - Mon, Sep 7
RFD
Rockford
CMI
Champaign
$353 Roundtrip, found 21 hours ago
$353
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rockford to Champaign, returning Mon, Sep 7, priced at $353 found 21 hours ago
American Airlines
Thu, Jan 8 - Sat, Jan 10
RFD
Rockford
CMI
Champaign
$379 Roundtrip, found 1 day ago
$379
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 8 from Rockford to Champaign, returning Sat, Jan 10, priced at $379 found 1 day ago
American Airlines
Fri, Sep 4 - Mon, Sep 7
RFD
Rockford
CMI
Champaign
$411 Roundtrip, found 21 hours ago
$411
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rockford to Champaign, returning Mon, Sep 7, priced at $411 found 21 hours ago
American Airlines
Mon, Nov 24 - Mon, Dec 1
RFD
Rockford
CMI
Champaign
$413 Roundtrip, found 14 hours ago
$413
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Mon, Nov 24 from Rockford to Champaign, returning Mon, Dec 1, priced at $413 found 14 hours ago
American Airlines
Thu, Jan 8 - Sat, Jan 10
RFD
Rockford
CMI
Champaign
$442 Roundtrip, found 1 day ago
$442
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 8 from Rockford to Champaign, returning Sat, Jan 10, priced at $442 found 1 day ago
American Airlines
Fri, Sep 4 - Mon, Sep 7
RFD
Rockford
CMI
Champaign
$445 Roundtrip, found 21 hours ago
$445
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rockford to Champaign, returning Mon, Sep 7, priced at $445 found 21 hours ago
American Airlines
Thu, Nov 13 - Sat, Nov 15
RFD
Rockford
CMI
Champaign
$447 Roundtrip, found 2 days ago
$447
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Nov 13 from Rockford to Champaign, returning Sat, Nov 15, priced at $447 found 2 days ago
American Airlines
Thu, Jan 8 - Sat, Jan 10
RFD
Rockford
CMI
Champaign
$476 Roundtrip, found 1 day ago
$476
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Jan 8 from Rockford to Champaign, returning Sat, Jan 10, priced at $476 found 1 day ago
American Airlines
Fri, Sep 4 - Mon, Sep 7
RFD
Rockford
CMI
Champaign
$479 Roundtrip, found 21 hours ago
$479
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Rockford to Champaign, returning Mon, Sep 7, priced at $479 found 21 hours ago

Frequently asked questions

How much does a flight from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI) cost?
Snag a cheap one-way flight from $240 or cheap return flight from $320 from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
The cheapest month to fly from RFD to CMI is January, when demand is low. Off-peak months are often when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest RFD to CMI flight.
How many flights per day from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
There aren't any daily direct flights departing from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from RFD to CMI?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
To reach University Of Illinois Urbana-Champaign Williard Airport (CMI) without delays, opt for a flight that leaves Rockford, IL (RFD-Greater Rockford) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI) last-minute?
Last-minute fares from RFD to CMI are usually more expensive. For the best prices, start looking for flights well in advance. That said, if you're flexible with your travel plans, you may land a cheap fare right before your trip.
Is it cheaper to book a RFD to CMI flight and hotel package?
You can save money by booking a RFD to CMI flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your ideal accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Rockford, IL (RFD-Greater Rockford) to University Of Illinois Urbana-Champaign Williard Airport (CMI)?
If you booked your RFD to CMI flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Greater Rockford
Destination airport
University Of Illinois Urbana-Champaign Williard
Airlines serving
American Airlines
Roundtrip price
$320
Distance
155 mi

Book with confidence

Rockford to Champaign Flights

The cheapest times to fly from Rockford to Champaign

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rockford to Champaign are during the month of January. You can find some of the cheapest flights from Rockford to Champaign with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rockford to Champaign

Sunday is one of the best days to book for cheap flights from Rockford to Champaign: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Rockford to Champaign

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rockford to Champaign in 2025. You can also book with separate airlines for your outbound and return journeys, from $240 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rockford to Champaign flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rockford to Champaign airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Rockford to Champaign Flights

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*Available to One Key members.