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Cheap flights from Chicago to Washington, D.C. from $31

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 2/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago to Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from Chicago to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Chicago to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Chicago to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Chicago to Washington, D.C.

Find recent round-trip train or bus tickets from Chicago to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
1:16 pm - 4:11 pmMDW-BWI
1h 55mnonstop
5:11 pm - 6:23 pmBWI-MDW
2h 12mnonstop
$58Frontier
Find Deal
Wed, Feb 19 - Wed, Feb 26
10:26 am - 1:21 pmMDW-BWI
1h 55mnonstop
5:11 pm - 6:23 pmBWI-MDW
2h 12mnonstop
$59Frontier
Find Deal
Sat, Feb 15 - Wed, Feb 26
8:20 am - 11:17 amORD-BWI
1h 57mnonstop
11:51 am - 1:12 pmBWI-ORD
2h 21mnonstop
$159American Airlines
Find Deal
Tue, Jan 14 - Sat, Jan 18
5:05 pm - 7:50 pmMDW-BWI
1h 45mnonstop
8:15 am - 9:30 amBWI-MDW
2h 15mnonstop
$160Southwest
Find Deal
Wed, Jan 8 - Sat, Jan 11
4:35 pm - 7:30 pmORD-BWI
1h 55mnonstop
11:25 am - 12:45 pmBWI-ORD
2h 20mnonstop
$160Southwest
Find Deal
Wed, Jan 8 - Sat, Jan 11
8:20 am - 11:17 amORD-BWI
1h 57mnonstop
7:30 am - 8:51 amBWI-ORD
2h 21mnonstop
$169American Airlines
Find Deal
Sat, Jan 25 - Mon, Jan 27
7:40 pm - 10:47 pmORD-DCA
2h 07mnonstop
7:07 pm - 8:25 pmDCA-ORD
2h 18mnonstop
$191United Airlines
Find Deal
Thu, Jan 23 - Fri, Jan 24
9:05 pm - 11:57 pmORD-IAD
1h 52mnonstop
10:20 pm - 11:29 pmIAD-ORD
2h 09mnonstop
$191United Airlines
Find Deal
Sun, Mar 2 - Tue, Mar 4
9:33 am - 4:43 pmMDW-BWI
6h 10m1 stop
12:31 pm - 4:09 pmBWI-MDW
4h 38m1 stop
$196Delta
Find Deal
Tue, Feb 4 - Sat, Feb 8
4:58 pm - 11:08 pmORD-BWI
5h 10m1 stop
12:26 pm - 6:25 pmBWI-ORD
6h 59m1 stop
$196Delta
Find Deal
Sat, Feb 15 - Tue, Feb 25
10:26 am - 1:21 pmMDW-BWI
1h 55mnonstop
$31Frontier
Find Deal
Sat, Feb 22
1:16 pm - 4:11 pmMDW-BWI
1h 55mnonstop
$34Frontier
Find Deal
Wed, Feb 19
10:30 am - 1:15 pmMDW-BWI
1h 45mnonstop
$69Southwest
Find Deal
Tue, Mar 4
7:00 am - 9:55 amORD-BWI
1h 55mnonstop
$69Southwest
Find Deal
Tue, Mar 4
5:50 pm - 8:48 pmORD-BWI
1h 58mnonstop
$70United Airlines
Find Deal
Tue, Jan 21
8:20 am - 11:17 amORD-BWI
1h 57mnonstop
$80American Airlines
Find Deal
Tue, Jan 14
6:00 pm - 9:03 pmORD-BWI
2h 03mnonstop
$82American Airlines
Find Deal
Tue, Jan 7
7:00 am - 9:55 amORD-BWI
1h 55mnonstop
$89United Airlines
Find Deal
Fri, Feb 21
9:33 am - 4:50 pmMDW-BWI
6h 17m1 stop
$98Delta
Find Deal
Tue, Feb 18
4:15 pm - 11:54 pmORD-BWI
6h 39m1 stop
$98Delta
Find Deal
Tue, Jan 21
7:17 am - 10:09 amMDW-BWI
1h 52mnonstop
6:35 pm - 11:29 pmBWI-MDW
5h 54m1 stop
$169Frontier
Find Deal
Sun, Dec 22 - Sat, Jan 25
7:17 am - 10:09 amMDW-BWI
1h 52mnonstop
10:07 am - 11:11 amBWI-MDW
2h 04mnonstop
$188Frontier
Find Deal
Sun, Dec 22 - Wed, Dec 25
6:35 am - 9:25 amMDW-DCA
1h 50mnonstop
6:05 am - 7:15 amDCA-MDW
2h 10mnonstop
$416Southwest
Find Deal
Sat, Dec 21 - Sat, Jan 25
8:10 pm - 10:55 pmMDW-BWI
1h 45mnonstop
7:00 pm - 8:10 pmBWI-MDW
2h 10mnonstop
$425Southwest
Find Deal
Sat, Dec 21 - Sat, Jan 25
6:08 pm - 9:00 pmORD-IAD
1h 52mnonstop
10:09 pm - 11:15 pmIAD-ORD
2h 06mnonstop
$450United Airlines
Find Deal
Sun, Dec 22 - Tue, Jan 21
4:05 pm - 6:59 pmORD-DCA
1h 54mnonstop
6:00 am - 7:24 amDCA-ORD
2h 24mnonstop
$450American Airlines
Find Deal
Sun, Dec 22 - Sat, Jan 11
10:35 am - 1:36 pmORD-BWI
2h 01mnonstop
5:22 pm - 6:40 pmBWI-ORD
2h 18mnonstop
$459United Airlines
Find Deal
Sun, Dec 22 - Sat, Jan 25
8:20 pm - 11:36 pmORD-BWI
2h 16mnonstop
7:30 am - 8:51 amBWI-ORD
2h 21mnonstop
$469American Airlines
Find Deal
Sat, Dec 21 - Sat, Jan 25
5:03 pm - 10:57 pmMDW-DCA
4h 54m1 stop
6:00 am - 10:12 amDCA-MDW
5h 12m1 stop
$469Delta
Find Deal
Sun, Dec 22 - Sat, Jan 11
10:35 am - 6:29 pmORD-DCA
6h 54m1 stop
9:55 am - 12:45 pmDCA-ORD
3h 50m1 stop
$488Delta
Find Deal
Fri, Dec 20 - Mon, Jan 20
1:16 pm - 4:11 pmMDW-BWI
1h 55mnonstop
5:11 pm - 6:23 pmBWI-MDW
2h 12mnonstop
$58Frontier
Find Deal
Wed, Feb 19 - Wed, Feb 26
10:26 am - 1:21 pmMDW-BWI
1h 55mnonstop
5:11 pm - 6:23 pmBWI-MDW
2h 12mnonstop
$59Frontier
Find Deal
Sat, Feb 15 - Wed, Feb 26
1:16 pm - 4:11 pmMDW-BWI
1h 55mnonstop
4:21 pm - 5:33 pmBWI-MDW
2h 12mnonstop
$73Frontier
Find Deal
Wed, Feb 19 - Mon, Feb 24
10:26 am - 1:21 pmMDW-BWI
1h 55mnonstop
4:21 pm - 5:33 pmBWI-MDW
2h 12mnonstop
$74Frontier
Find Deal
Sat, Feb 15 - Fri, Feb 28
7:00 am - 9:55 amORD-BWI
1h 55mnonstop
12:35 pm - 2:00 pmBWI-ORD
2h 25mnonstop
$135Southwest
Find Deal
Tue, Jan 21 - Tue, Jan 21
2:20 pm - 5:05 pmMDW-BWI
1h 45mnonstop
6:10 am - 7:30 amBWI-MDW
2h 20mnonstop
$138Southwest
Find Deal
Tue, Feb 18 - Tue, Feb 25
8:20 am - 11:17 amORD-BWI
1h 57mnonstop
11:51 am - 1:12 pmBWI-ORD
2h 21mnonstop
$159American Airlines
Find Deal
Tue, Jan 14 - Sat, Jan 18
8:20 am - 11:17 amORD-BWI
1h 57mnonstop
7:30 am - 8:51 amBWI-ORD
2h 21mnonstop
$168American Airlines
Find Deal
Sat, Feb 1 - Sat, Feb 8
9:05 pm - 11:59 pmORD-DCA
1h 54mnonstop
6:30 am - 7:48 amDCA-ORD
2h 18mnonstop
$191United Airlines
Find Deal
Thu, Jan 23 - Tue, Jan 28
9:05 pm - 11:57 pmORD-IAD
1h 52mnonstop
10:20 pm - 11:29 pmIAD-ORD
2h 09mnonstop
$191United Airlines
Find Deal
Sun, Mar 2 - Tue, Mar 4

Frontier flights from Chicago to Washington, D.C.

Our best Frontier deals on Chicago to Washington, D.C. flight tickets
Frontier
Feb 19
MDW1:16 pmChicago Midway
1h 55m
BWI4:11 pmBaltimore/Washington
Feb 26
BWI5:11 pmBaltimore/Washington
2h 12m
MDW6:23 pmChicago Midway
Frontier
Feb 15
MDW10:26 amChicago Midway
1h 55m
BWI1:21 pmBaltimore/Washington
Feb 26
BWI5:11 pmBaltimore/Washington
2h 12m
MDW6:23 pmChicago Midway
Frontier
Feb 19
MDW1:16 pmChicago Midway
1h 55m
BWI4:11 pmBaltimore/Washington
Feb 24
BWI4:21 pmBaltimore/Washington
2h 12m
MDW5:33 pmChicago Midway

United Airlines flights from Chicago to Washington, D.C.

Our best United Airlines deals on Chicago to Washington, D.C. flight tickets
United Airlines
Mar 2
ORD9:05 pmChicago O'Hare Intl
1h 52m
IAD11:57 pmWashington, D.C. Dulles Intl
Mar 4
IAD10:20 pmWashington, D.C. Dulles Intl
2h 09m
ORD11:29 pmChicago O'Hare Intl
United Airlines
Jan 14
ORD6:08 pmChicago O'Hare Intl
1h 53m
IAD9:01 pmWashington, D.C. Dulles Intl
Jan 15
IAD10:09 pmWashington, D.C. Dulles Intl
2h 06m
ORD11:15 pmChicago O'Hare Intl
United Airlines
Jan 21
ORD6:00 amChicago O'Hare Intl
5h 22m
1 stop
DCA12:22 pmWashington, D.C. Reagan-National
Jan 22
DCA7:02 amWashington, D.C. Reagan-National
2h 18m
ORD8:20 amChicago O'Hare Intl

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Chicago to Washington, D.C.

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 typical price of a round-trip flight between Chicago and Washington, D.C.?

What is the cheapest month to fly to Washington, D.C.?

The month of August is, on average, the cheapest month to fly to Washington, D.C. from Chicago, with most prices found around $203. If you’re not able to fly to Washington, D.C. in August, then September is your next best option. Flight prices from Chicago to Washington, D.C. during September average around $204.

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

On average, the least expensive day to fly to Washington, D.C. from Chicago is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $227. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Washington, D.C. for around $308.

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

In the afternoon is the cheapest time of day to fly from Chicago to Washington, D.C. when you can find flight prices for as low as $229. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $258. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Fly from Chicago Midway to Baltimore/Washington for the best Chicago - Washington, D.C. flight prices

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

The ideal time to book your flight to Washington, D.C. is 60 days in advance when prices tend to average $314. Don’t hesitate to check prices now though because momondo users recently found tickets for as low as $118.

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

There are 4 cabin classes available to choose from on Chicago to Washington, D.C. 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. flights?

You could potentially save up to 72% on your flight if you consider stops on a Chicago to Washington, D.C. flight.

How have Chicago to Washington, D.C. flight prices changed over time?

As of December 2024, prices for Chicago to Washington, D.C. flights are approximately 5% more expensive when compared to flights at the same time last year.

When to book flights from Chicago to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Washington, D.C. 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. (CHI to WAS) flight deals and tips

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

Best Price Found

$31

Fastest flight time

1h 44m

Direct flights

Every day

Airports in Washington, D.C.

3 airports
The best one-way flight to Washington, D.C. from Chicago in the past 72 hours is $31. The best round-trip flight deal from Chicago to Washington, D.C. found on momondo in the last 72 hours is $58.
The fastest flight from Chicago to Washington, D.C. takes 1h 44m
Direct flights go from Chicago to Washington, D.C. every day.
There are 3 airports near Washington, D.C.: Washington, D.C. Reagan-National (DCA), Baltimore/Washington (BWI), Washington, D.C. Dulles Intl (IAD)

  • Is flying the fastest way to get from Chicago to Washington, D.C.?

    Based on just travel duration our users have found a flight from Chicago to Washington, D.C. to be the fastest option to their destination at just 1h 44m. If travel time is less of a concern you may want to look into booking some alternative forms of transportation like a train from Chicago to Washington, D.C. or a bus from Chicago to Washington, D.C..

  • Is flying the cheapest way to get from Chicago to Washington, D.C.?

    A flight from Chicago to Washington, D.C. is currently going to be the least expensive option currently available. You can also find deals for a train from Chicago to Washington, D.C. starting at $224, or consider a bus from Chicago to Washington, D.C. starting at $112. Both of these alternative options are worth considering when looking to reach your destination.

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

    Chicago and Washington, D.C. are 593.1 mi apart from one another. 1h 44m is a normal flight duration for this route.

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

    Prices for flights from Chicago to Washington, D.C. were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Washington, D.C..

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

    The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

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


Best airlines flying from Chicago to Washington, D.C.

Compare and see reviews for airlines that fly from Chicago to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $54Free CancellationRating
6.1
3,479 reviews
Search Frontier flights
American AirlinesPriceFrom $120Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Spirit AirlinesPriceFrom $135Free CancellationRating
6.3
8,119 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $138Free CancellationRating
8.1
4,848 reviews
Search Southwest flights
United AirlinesPriceFrom $160Free CancellationRating
7.4
9,059 reviews
Search United Airlines flights
DeltaPriceFrom $175Free CancellationRating
8.0
8,604 reviews
Search Delta flights
  • Southwest Flights From Chicago to Washington, D.C.

    Southwest is one of the most popular airlines flying from Chicago to Washington, D.C., operating 21 flights/week on average for this route. A good Southwest flight deal for Chicago to Washington, D.C. starts from $138 round-trip, up to an average price of $291. Our users have rated Southwest at 8.1/10.

  • United Airlines Flights From Chicago to Washington, D.C.

    $160 is the best United Airlines flight deal from Chicago to Washington, D.C. found on momondo over the last 72 hours. The average United Airlines ticket price found was closer to $301, however, with flight time and availability significantly affecting the price. United Airlines (7.4/10 from 9,059 user reviews) flies into Washington, D.C. from Chicago 39 times in an average week so prices can vary.


Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Washington, D.C.. momondo saves you time and could save you money on your trip.

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.?

momondo helps you find the best flight between Chicago and Washington, D.C. by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Washington, D.C. from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


Choose the best way to get from Chicago to Washington, D.C.

Buses

20h 55m
$69 one-way$112 round-trip
Nonstop · from $112

Distance to downtown

ZWU1.7 mi

Trains

17h 25m
$95 one-way$224 round-trip
Nonstop · from $224

Distance to downtown

ZWU1.7 mi

Flights

1h 45m
$31 one-way$58 round-trip
Nonstop · from $581 stop · from $83

Distance to downtown

BWI8.5 mi

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.