$80 Cheap Flights from Washington (DCA) to Chicago (CHI)

View $80 flight on Thu, Feb 26, 2026Opens in a new window

Popular airlines from Ronald Reagan Washington National Airport (DCA) to Chicago

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Today's featured flight deals from Ronald Reagan Washington National Airport (DCA) to Chicago

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Washington to Chicago (DCA-CHI)

Prices were available within the past 7 days and start at $80 for one-way flights and $160 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Jan 29 - Thu, Feb 5
DCA
Washington
ORD
Chicago
$160 Roundtrip, found 2 hours ago
$160
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Thu, Jan 29 from Washington to Chicago, returning Thu, Feb 5, priced at $160 found 2 hours ago
Frontier Airlines
Thu, Feb 26 - Wed, Mar 4
DCA
Washington
ORD
Chicago
$179 Roundtrip, just found
$179
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Feb 26 from Washington to Chicago, returning Wed, Mar 4, priced at $179 just found
Frontier Airlines
Wed, Feb 4 - Fri, Feb 6
DCA
Washington
ORD
Chicago
$179 Roundtrip, found 2 hours ago
$179
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Feb 4 from Washington to Chicago, returning Fri, Feb 6, priced at $179 found 2 hours ago
Frontier Airlines
Thu, Feb 26 - Wed, Mar 4
DCA
Washington
ORD
Chicago
$184 Roundtrip, just found
$184
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Feb 26 from Washington to Chicago, returning Wed, Mar 4, priced at $184 just found
Frontier Airlines
Thu, Feb 5 - Wed, Feb 11
DCA
Washington
ORD
Chicago
$184 Roundtrip, just found
$184
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Feb 5 from Washington to Chicago, returning Wed, Feb 11, priced at $184 just found
Frontier Airlines
Thu, Jan 29 - Wed, Feb 4
DCA
Washington
ORD
Chicago
$186 Roundtrip, just found
$186
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jan 29 from Washington to Chicago, returning Wed, Feb 4, priced at $186 just found
Southwest Airlines
Sat, Jan 17 - Sat, Jan 24
DCA
Washington
MDW
Chicago
$188 Roundtrip, found 16 hours ago
$188
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Washington to Chicago, returning Sat, Jan 24, priced at $188 found 16 hours ago
JetBlue Airways
Thu, Apr 30 - Mon, May 4
DCA
Washington
ORD
Chicago
$197 Roundtrip, just found
$197
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Apr 30 from Washington to Chicago, returning Mon, May 4, priced at $197 just found
United
Wed, Feb 18 - Tue, Feb 24
DCA
Washington
ORD
Chicago
$210 Roundtrip, just found
$210
Roundtrip
just found
Select United flight, departing Wed, Feb 18 from Washington to Chicago, returning Tue, Feb 24, priced at $210 just found
American Airlines
Sat, Jan 17 - Tue, Jan 20
DCA
Washington
RFD
Rockford
$222 Roundtrip, found 6 days ago
$222
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Jan 17 from Washington to Rockford, returning Tue, Jan 20, priced at $222 found 6 days ago

Find the cheapest month to fly from Washington (DCA) to Chicago (CHI)

August is typically the cheapest month to fly

From $93 - $372 per traveler.

Alternative airports near Chicago

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

Select flight to O'Hare Intl. ORD. Average driving time to city center is 23 minutes. Flights from $238
ORD
O'Hare Intl.
Average driving time to city center23 min
Flights from $238
Select flight to Midway Intl. MDW. Closest option available. Average driving time to city center is 16 minutes. Flights from $286
MDW
Midway Intl.
Closest
Average driving time to city center16 min
Flights from $286
Select flight to Greater Rockford RFD. Cheapest option available. Average driving time to city center is 1 hour 30 minutes. Flights from $222
RFD
Greater Rockford
Cheapest
Average driving time to city center1 h 30 min
Flights from $222

Frequently asked questions

How much is a flight from DCA to Chicago, IL (CHI-All Airports)?
Based on fares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from DCA to Chicago, IL (CHI-All Airports) start from $160. Book ASAP to secure the best price for your exciting adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ronald Reagan Washington National Airport (DCA) to Chicago, IL (CHI-All Airports)?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Ronald Reagan Washington National Airport (DCA) to Chicago, IL (CHI-All Airports) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DCA to Chicago, IL (CHI-All Airports) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from DCA to Chicago, IL (CHI-All Airports)?
With a flight distance of 653 mi, it's just a short hop from National Airport to Chicago, IL (CHI-All Airports). It might be a quick journey, but it's still worth bringing a good book to read.
Which airlines fly direct from National Airport to Chicago, IL (CHI-All Airports)?
United Airlines (UA) is one of the preferred choices for many travelers flying between National Airport and Chicago, IL (CHI-All Airports). Select from the 321 flights it offers on this route each month. Like some more options? Check out the ticket prices from American Airlines (AA). This carrier offers 265 flights every month between these airports.
Are National Airport to Chicago, IL (CHI-All Airports) flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Ronald Reagan Washington National Airport (DCA) to Chicago, IL (CHI-All Airports) can be hit-or-miss. You may be able to score a bargain, but you could also completely miss out! If you'd prefer to play it safe and start your travel planning early, Expedia compares flight deals up to a year in advance. Just bear in mind that not all airlines advertise their prices that far in advance. Our suggestion? Check back often as prices are updated frequently.

Travel information

Origin airport
Ronald Reagan Washington National
Destination airport
O'Hare Intl.
Roundtrip price
$160
Distance
610 mi

Book with confidence

Washington to Chicago Flights

The cheapest times to fly from Washington to Chicago

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

 

The best time to book a flight from Washington to Chicago

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

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 Washington to Chicago in 2026. You can also book with separate airlines for your outbound and return journeys, from $80 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 Washington to Chicago 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 Washington to Chicago 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.

 

Washington to Chicago Flights

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