$303 Cheap Flights from Champaign (CMI) to Washington (DCA)

View $303 flight on Wed, Dec 17, 2025Opens in a new window

Popular airlines from Champaign, IL (CMI-University Of Illinois Urbana-Champaign Williard) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Champaign to Washington (CMI-DCA)

Prices were available within the past 7 days and start at $303 for one-way flights and $298 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jan 9 - Tue, Jan 13
CMI
Champaign
DCA
Washington
$298 Roundtrip, found 1 day ago
$298
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jan 9 from Champaign to Washington, returning Tue, Jan 13, priced at $298 found 1 day ago
American Airlines
Sat, Nov 15 - Fri, Nov 21
CMI
Champaign
DCA
Washington
$303 Roundtrip, found 4 days ago
$303
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Nov 15 from Champaign to Washington, returning Fri, Nov 21, priced at $303 found 4 days ago
American Airlines
Wed, Nov 19 - Sun, Nov 23
CMI
Champaign
DCA
Washington
$313 Roundtrip, found 1 day ago
$313
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Nov 19 from Champaign to Washington, returning Sun, Nov 23, priced at $313 found 1 day ago
American Airlines
Fri, Nov 14 - Sun, Nov 16
CMI
Champaign
DCA
Washington
$328 Roundtrip, found 15 hours ago
$328
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Nov 14 from Champaign to Washington, returning Sun, Nov 16, priced at $328 found 15 hours ago
American Airlines
Wed, Dec 17 - Fri, Jan 16
CMI
Champaign
DCA
Washington
$368 Roundtrip, found 4 hours ago
$368
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Wed, Dec 17 from Champaign to Washington, returning Fri, Jan 16, priced at $368 found 4 hours ago
American Airlines
Fri, Jan 16 - Sat, Jan 17
CMI
Champaign
DCA
Washington
$372 Roundtrip, found 3 days ago
$372
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Jan 16 from Champaign to Washington, returning Sat, Jan 17, priced at $372 found 3 days ago
American Airlines
Fri, Dec 12 - Mon, Dec 22
CMI
Champaign
DCA
Washington
$373 Roundtrip, found 20 hours ago
$373
Roundtrip
found 20 hours ago
Select American Airlines flight, departing Fri, Dec 12 from Champaign to Washington, returning Mon, Dec 22, priced at $373 found 20 hours ago
American Airlines
Mon, Nov 17 - Sun, Nov 23
CMI
Champaign
DCA
Washington
$383 Roundtrip, found 1 day ago
$383
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Nov 17 from Champaign to Washington, returning Sun, Nov 23, priced at $383 found 1 day ago
American Airlines
Fri, Nov 7 - Sun, Nov 9
CMI
Champaign
DCA
Washington
$388 Roundtrip, found 22 hours ago
$388
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Nov 7 from Champaign to Washington, returning Sun, Nov 9, priced at $388 found 22 hours ago
American Airlines
Fri, Nov 14 - Sun, Nov 16
CMI
Champaign
DCA
Washington
$397 Roundtrip, found 15 hours ago
$397
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Fri, Nov 14 from Champaign to Washington, returning Sun, Nov 16, priced at $397 found 15 hours ago

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Baltimore Washington Intl. Thurgood Marshall BWI. Average driving time to city center is 40 minutes. Flights from $504
BWI
Baltimore Washington Intl. Thurgood Marshall
Average driving time to city center40 min
Flights from $504
Select flight to Washington Dulles Intl. IAD. Average driving time to city center is 36 minutes. Flights from $799
IAD
Washington Dulles Intl.
Average driving time to city center36 min
Flights from $799

Frequently asked questions

How much does a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ronald Reagan Washington National Airport (DCA) cost?
Snag a cheap one-way flight from $303 or cheap return flight from $298 from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ronald Reagan Washington National Airport (DCA) 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 Ronald Reagan Washington National Airport (DCA)?
January is the least expensive month to fly from CMI to DCA. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ronald Reagan Washington National Airport (DCA)?
To find the cheapest airline flying from CMI to DCA, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ronald Reagan Washington National Airport (DCA)?
You'll have to take a flight with a layover if you're traveling from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ronald Reagan Washington National Airport (DCA). There are no daily direct flights on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from CMI to DCA?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 Ronald Reagan Washington National Airport (DCA)?
Select a flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ronald Reagan Washington National Airport (DCA) that leaves before 3 PM to reduce the likelihood of delays. Later departures have a 22% higher chance of being canceled, on average.**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 Ronald Reagan Washington National Airport (DCA) last-minute?
Last-minute bookings from CMI to DCA are typically more expensive. To lock in the best rates, start searching for flights well ahead of time. That said, if you're flexible with your travel dates, you may find a cheap ticket just before your departure.
Is it cheaper to book a CMI to DCA flight and hotel package?
You'll generally save money by booking a CMI to DCA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. Once you've selected your ideal flights and accommodations, consider adding extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from University Of Illinois Urbana-Champaign Williard Airport (CMI) to Ronald Reagan Washington National Airport (DCA)?
Generally, it's possible to reschedule or cancel your CMI to DCA flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
University Of Illinois Urbana-Champaign Williard
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines
Roundtrip price
$298
Distance
603 mi

Book with confidence

Champaign to Washington Flights

The cheapest times to fly from Champaign to Washington

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

 

The best time to book a flight from Champaign to Washington

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

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 Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $303 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 Washington 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 Washington 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 Washington Flights

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*Available to One Key members.