$352 Cheap Flights from Champaign (CMI) to Des Moines (DSM)

View $352 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard) to Des Moines International Airport (DSM)

Cheap Flights from Champaign to Des Moines (CMI-DSM)

Prices were available within the past 7 days and start at $352 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM) cost?
Lock in a cheap one-way flight from $352 or cheap return flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM)?
The cheapest month to fly from CMI to DSM is , when there's less demand. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM)?
To find the cheapest airline flying from CMI to DSM, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM)?
You'll have to book a flight with a layover if you're traveling from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from CMI to DSM?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the airline, time of year 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 University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM)?
To land at Des Moines Intl. Airport (DSM) on time, book a flight that leaves University Of Illinois Urbana-Champaign Williard Airport (CMI) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM) last-minute?
Booking your plane ticket from CMI to DSM right before your getaway is generally more expensive. However, if there's some wiggle room with your departure dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a CMI to DSM flight and hotel package?
You'll typically save money by securing a CMI to DSM 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 everything in one convenient place. Once you've chosen your ideal flights and accommodations, you can add extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Des Moines Intl. Airport (DSM)?
You can usually cancel or reschedule your CMI to DSM flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Travel information

Origin airport
University Of Illinois Urbana-Champaign Williard
Destination airport
Des Moines Intl.
Distance
299 mi

Book with confidence

Book with confidence

Champaign to Des Moines Flights

The cheapest times to fly from Champaign to Des Moines

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 Champaign to Des Moines are during the month of . You can find some of the cheapest flights from Champaign to Des Moines with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Champaign to Des Moines

Sunday is one of the best days to book for cheap flights from Champaign to Des Moines: 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 Champaign to Des Moines

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 Champaign to Des Moines in 2025. You can also book with separate airlines for your outbound and return journeys, from $352 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 Champaign to Des Moines 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 Champaign to Des Moines 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.

 

Champaign to Des Moines Flights

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*Available to One Key members.