Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Chicago to Washington, D.C. from $76

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Washington, D.C. departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:00 am - 4:59 pmORD-DCA
8h 59m1 stop
Frontier Logo
2:00 pm - 12:12 amDCA-ORD
11h 12m1 stop
$150Frontier
Find Deal
Thu, Dec 4 - Mon, Dec 8
Frontier Logo
7:00 am - 4:59 pmORD-DCA
8h 59m1 stop
Frontier Logo
2:00 pm - 12:12 amDCA-ORD
11h 12m1 stop
$151Frontier
Find Deal
Thu, Dec 4 - Thu, Dec 11
JetBlue Logo
7:00 am - 2:36 pmORD-DCA
6h 36m1 stop
JetBlue Logo
4:55 pm - 8:52 pmDCA-ORD
4h 57m1 stop
$163JetBlue
Find Deal
Tue, Nov 18 - Tue, Nov 18
JetBlue Logo
7:00 am - 2:36 pmORD-DCA
6h 36m1 stop
JetBlue Logo
4:55 pm - 9:52 pmDCA-ORD
5h 57m1 stop
$169JetBlue
Find Deal
Tue, Nov 18 - Wed, Nov 19
American Airlines Logo
7:48 pm - 10:59 pmORD-DCA
2h 11mnonstop
American Airlines Logo
6:00 am - 7:22 amDCA-ORD
2h 22mnonstop
$222American Airlines
Find Deal
Wed, Dec 17 - Tue, Jan 6
United Airlines Logo
10:00 am - 12:59 pmORD-DCA
1h 59mnonstop
United Airlines Logo
5:00 pm - 6:23 pmDCA-ORD
2h 23mnonstop
$223United Airlines
Find Deal
Wed, Dec 3 - Fri, Dec 5
Southwest Logo
6:00 am - 8:45 amMDW-DCA
1h 45mnonstop
Southwest Logo
6:00 am - 7:05 amDCA-MDW
2h 05mnonstop
$223Southwest
Find Deal
Sun, Dec 7 - Wed, Dec 10
American Airlines Logo
8:55 pm - 11:56 pmORD-DCA
2h 01mnonstop
American Airlines Logo
3:25 pm - 4:51 pmDCA-ORD
2h 26mnonstop
$224American Airlines
Find Deal
Fri, Dec 5 - Sun, Dec 7
United Airlines Logo
6:00 am - 8:58 amORD-DCA
1h 58mnonstop
United Airlines Logo
6:30 am - 7:45 amDCA-ORD
2h 15mnonstop
$230United Airlines
Find Deal
Mon, Nov 24 - Wed, Dec 3
Southwest Logo
7:30 am - 10:15 amMDW-DCA
1h 45mnonstop
Southwest Logo
11:35 am - 12:40 pmDCA-MDW
2h 05mnonstop
$230Southwest
Find Deal
Thu, Dec 25 - Thu, Dec 25

Frontier flights from Chicago to Washington, D.C. Reagan-National Airport

Our best Frontier deals on Chicago to Washington, D.C. Reagan-National Airport flight tickets
Frontier
Dec 4
ORD7:00 amChicago O'Hare Intl
8h 59m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Dec 8
DCA2:00 pmWashington, D.C. Reagan-National
11h 12m
1 stop
ORD12:12 amChicago O'Hare Intl
$150
Find similar
Frontier
Dec 4
ORD7:00 amChicago O'Hare Intl
8h 59m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Dec 11
DCA2:00 pmWashington, D.C. Reagan-National
11h 12m
1 stop
ORD12:12 amChicago O'Hare Intl
$151
Find similar
Frontier
Nov 13
ORD6:00 amChicago O'Hare Intl
14h 59m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Nov 18
DCA8:15 amWashington, D.C. Reagan-National
12h 23m
1 stop
ORD7:38 pmChicago O'Hare Intl
$157
Find similar

United Airlines flights from Chicago to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Chicago to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Dec 3
ORD10:00 amChicago O'Hare Intl
1h 59m
DCA12:59 pmWashington, D.C. Reagan-National
Dec 5
DCA5:00 pmWashington, D.C. Reagan-National
2h 23m
ORD6:23 pmChicago O'Hare Intl
$223
Find similar
United Airlines
Nov 24
ORD6:00 amChicago O'Hare Intl
1h 58m
DCA8:58 amWashington, D.C. Reagan-National
Dec 3
DCA6:30 amWashington, D.C. Reagan-National
2h 15m
ORD7:45 amChicago O'Hare Intl
$230
Find similar
United Airlines
Dec 13
ORD9:00 amChicago O'Hare Intl
1h 58m
DCA11:58 amWashington, D.C. Reagan-National
Dec 17
DCA6:00 amWashington, D.C. Reagan-National
5h 44m
1 stop
ORD10:44 amChicago O'Hare Intl
$233
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Chicago to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Thu 12/4

7:00 am-4:59 pm

1 stop8h 59m

Washington, D.C. Reagan-National

Mon 12/8

2:00 pm-12:12 am

1 stop11h 12m

$150

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Thu 12/4

7:00 am-4:59 pm

1 stop8h 59m

Washington, D.C. Reagan-National

Thu 12/11

2:00 pm-12:12 am

1 stop11h 12m

$151

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Tue 11/18

7:00 am-2:36 pm

1 stop6h 36m

Washington, D.C. Reagan-National

Tue 11/18

4:55 pm-8:52 pm

1 stop4h 57m

$163

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Tue 11/18

7:00 am-2:36 pm

1 stop6h 36m

Washington, D.C. Reagan-National

Wed 11/19

4:55 pm-9:52 pm

1 stop5h 57m

$169

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Wed 12/17

7:48 pm-10:59 pm

Nonstop2h 11m

Washington, D.C. Reagan-National

Tue 1/6

6:00 am-7:22 am

Nonstop2h 22m

$222

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Wed 12/3

10:00 am-12:59 pm

Nonstop1h 59m

Washington, D.C. Reagan-National

Fri 12/5

5:00 pm-6:23 pm

Nonstop2h 23m

$223

ChicagoWashington, D.C.

MDW - DCA

MDWDCA

Chicago Midway

Sun 12/7

6:00 am-8:45 am

Nonstop1h 45m

Washington, D.C. Reagan-National

Wed 12/10

6:00 am-7:05 am

Nonstop2h 05m

$223

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Fri 12/5

8:55 pm-11:56 pm

Nonstop2h 01m

Washington, D.C. Reagan-National

Sun 12/7

3:25 pm-4:51 pm

Nonstop2h 26m

$224

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Mon 11/24

6:00 am-8:58 am

Nonstop1h 58m

Washington, D.C. Reagan-National

Wed 12/3

6:30 am-7:45 am

Nonstop2h 15m

$230

ChicagoWashington, D.C.

MDW - DCA

MDWDCA

Chicago Midway

Thu 12/25

7:30 am-10:15 am

Nonstop1h 45m

Washington, D.C. Reagan-National

Thu 12/25

11:35 am-12:40 pm

Nonstop2h 05m

$230

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Chicago to Washington, D.C. Reagan-National Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C. Reagan-National Airport?

The month of August is, on average, the cheapest month to fly to Washington, D.C. Reagan-National Airport from Chicago, with most prices found around $256. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $261.

What is the cheapest day to depart on your flight to Washington, D.C. Reagan-National Airport?

The cheapest day to depart from Chicago to Washington, D.C. Reagan-National Airport is on a Thursday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Thursday will often find tickets for as low as $283. Flights from Chicago to Washington, D.C. Reagan-National Airport on a Sunday will generally be more expensive and average around $364. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Washington, D.C. Reagan-National Airport?

Our data shows that the cheapest Chicago to Washington, D.C. Reagan-National Airport flights are usually those with departure times at noon. Our users have found flights to Washington, D.C. Reagan-National Airport at noon for as low as $299. In contrast, the most expensive time of day to depart to Washington, D.C. Reagan-National Airport is in the afternoon when prices are around $324.

What is the cheapest Chicago to Washington, D.C. Reagan-National flight route?

Fly from Chicago O'Hare Intl to Washington, D.C. Reagan-National for the best Chicago - Washington, D.C. Reagan-National flight prices

How far in advance should I book a flight to Washington, D.C. Reagan-National Airport?

You are more likely to see cheaper flights to Washington, D.C. Reagan-National Airport from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Reagan-National Airport for around $297 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Reagan-National Airport from Chicago for as low as $182 on momondo.

What cabin class options are available on Chicago to Washington, D.C. Reagan-National flights?

There are 4 cabin classes available to choose from on Chicago to Washington, D.C. Reagan-National flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chicago to Washington, D.C. Reagan-National Airport flights?

No. A direct flight is the cheapest option for a flight between Chicago to Washington, D.C. Reagan-National Airport.

How have Chicago to Washington, D.C. Reagan-National Airport flight prices changed over time?

As of November 2025, prices for Chicago to Washington, D.C. Reagan-National Airport flights are approximately 3% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago to Washington, D.C. Reagan-National Airport (CHI to DCA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Washington, D.C. Reagan-National Airport

Best Price Found

$169

Fastest flight time

1h 45m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Chicago in the past 72 hours is $169. The best round-trip flight deal from Chicago to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $262.
The fastest flight from Chicago to Washington, D.C. Reagan-National Airport takes 1h 45m
Direct flights go from Chicago to Washington, D.C. Reagan-National Airport every day.
Search flight deals

  • How far is Chicago to Washington, D.C. Reagan-National by plane?

    The distance between Chicago and Washington, D.C. Reagan-National is about 594.5 mi. 1h 45m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago to Washington, D.C. Reagan-National Airport?

    Prices for flights from Chicago to Washington, D.C. Reagan-National Airport are updated daily.

  • How many operators does momondo search for flights from Chicago to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from Chicago to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The necessary travel and health documents for your Washington, D.C. Reagan-National Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Chicago to Washington, D.C. Reagan-National Airport?

  • What is the most popular airline from Chicago to Washington, D.C. Reagan-National Airport?

Best airlines flying from Chicago to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from Chicago to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $85Free CancellationRating
5.8
3,116 reviews
Search Frontier flights
JetBluePriceFrom $152Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
DeltaPriceFrom $166Free CancellationRating
7.9
8,004 reviews
Search Delta flights
American AirlinesPriceFrom $170Free CancellationRating
7.2
11,041 reviews
Search American Airlines flights
SouthwestPriceFrom $192Free CancellationRating
8.0
4,240 reviews
Search Southwest flights
United AirlinesPriceFrom $194Free CancellationRating
7.4
9,003 reviews
Search United Airlines flights

  • Southwest Flights From Chicago to Washington, D.C. Reagan-National Airport

    Southwest flight deals from Chicago to Washington, D.C. Reagan-National Airport start from $192 round-trip. Over the 41 Southwest flights for this route in a normal week, average airfare is usually $302 round-trip - but some users have found much cheaper deals with momondo.

  • United Airlines Flights From Chicago to Washington, D.C. Reagan-National Airport

    Across 9,004 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Chicago to Washington, D.C. Reagan-National Airport about 65 times each week, with ticket deals ranging from $194 to $311. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Reston
Manassas
Gaithersburg
Fairfax
Glen Burnie
Linthicum Heights
Springfield

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chicago to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Chicago which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chicago to Washington, D.C.?

Once all potential Chicago to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Chicago to Washington, D.C. right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Washington, D.C. flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Washington, D.C. Reagan-National Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 12/6
Sat 12/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.