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Cheap flights from Washington, D.C. to Chicago from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Chicago departing on 3/23. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
4:25 pm - 5:51 pm
BWI
-
ORD
2h 26mnonstop
Frontier Logo
12:25 pm - 3:30 pm
ORD
-
BWI
2h 05mnonstop
$107Frontier
Khamis, Apr 16 - Ahad, Apr 19
Frontier Logo
4:32 pm - 5:59 pm
BWI
-
ORD
2h 27mnonstop
Frontier Logo
1:19 pm - 4:24 pm
ORD
-
BWI
2h 05mnonstop
$108Frontier
Isnin, Mac 23 - Khamis, Apr 2
Frontier Logo
9:59 pm - 11:26 pm
BWI
-
ORD
2h 27mnonstop
Frontier Logo
8:30 am - 7:30 pm
ORD
-
BWI
10h 00m
1 stop
$109Frontier
Ahad, Mac 1 - Rabu, Mac 4
Multiple Airlines Logo
9:07 am - 2:15 pm
BWI
-
ORD
6h 08m
1 stop
Multiple Airlines Logo
12:25 pm - 3:30 pm
ORD
-
BWI
2h 05mnonstop
$110Multiple Airlines
Sabtu, Mei 9 - Khamis, Mei 14
Multiple Airlines Logo
7:40 pm - 3:17 pm
BWI
-
ORD
20h 37m
1 stop
Multiple Airlines Logo
12:25 pm - 3:30 pm
ORD
-
BWI
2h 05mnonstop
$111Multiple Airlines
Selasa, Apr 14 - Khamis, Apr 16
Frontier Logo
3:42 pm - 5:05 pm
BWI
-
ORD
2h 23mnonstop
Frontier Logo
12:25 pm - 3:30 pm
ORD
-
BWI
2h 05mnonstop
$112Frontier
Jumaat, Apr 10 - Jumaat, Mei 8
United Airlines Logo
7:30 am - 8:50 am
DCA
-
ORD
2h 20mnonstop
United Airlines Logo
7:40 pm - 10:52 pm
ORD
-
DCA
2h 12mnonstop
$160United Airlines
Sabtu, Mac 7 - Selasa, Mac 10
United Airlines Logo
8:20 am - 9:38 am
IAD
-
ORD
2h 18mnonstop
United Airlines Logo
2:25 pm - 5:28 pm
ORD
-
IAD
2h 03mnonstop
$160United Airlines
Sabtu, Apr 18 - Rabu, Apr 22
American Airlines Logo
3:21 pm - 4:45 pm
DCA
-
ORD
2h 24mnonstop
American Airlines Logo
8:58 pm - 11:50 pm
ORD
-
DCA
1h 52mnonstop
$165American Airlines
Sabtu, Mac 7 - Selasa, Mac 10
American Airlines Logo
7:50 pm - 9:15 pm
DCA
-
ORD
2h 25mnonstop
American Airlines Logo
4:04 pm - 6:55 pm
ORD
-
DCA
1h 51mnonstop
$182American Airlines
Sabtu, Mac 7 - Selasa, Mac 10

Frontier flights from Washington, D.C. to Chicago O'Hare Intl Airport

Our best Frontier deals on Washington, D.C. to Chicago O'Hare Intl Airport flight tickets
Frontier
Apr 16
BWI4:25 pmBaltimore/Washington
2h 26m
ORD5:51 pmChicago O'Hare Intl
Apr 19
ORD12:25 pmChicago O'Hare Intl
2h 05m
BWI3:30 pmBaltimore/Washington
$107
Frontier
Mar 23
BWI4:32 pmBaltimore/Washington
2h 27m
ORD5:59 pmChicago O'Hare Intl
Apr 2
ORD1:19 pmChicago O'Hare Intl
2h 05m
BWI4:24 pmBaltimore/Washington
$108
Frontier
Mar 1
BWI9:59 pmBaltimore/Washington
2h 27m
ORD11:26 pmChicago O'Hare Intl
Mar 4
ORD8:30 amChicago O'Hare Intl
10h 00m
1 stop
BWI7:30 pmBaltimore/Washington
$109

United Airlines flights from Washington, D.C. to Chicago O'Hare Intl Airport

Our best United Airlines deals on Washington, D.C. to Chicago O'Hare Intl Airport flight tickets
United Airlines
Apr 30
BWI6:15 amBaltimore/Washington
2h 21m
ORD7:36 amChicago O'Hare Intl
May 2
ORD6:00 pmChicago O'Hare Intl
2h 02m
BWI9:02 pmBaltimore/Washington
$150
United Airlines
Mar 7
DCA7:30 amWashington, D.C. Reagan-National
2h 20m
ORD8:50 amChicago O'Hare Intl
Mar 10
ORD7:40 pmChicago O'Hare Intl
2h 12m
DCA10:52 pmWashington, D.C. Reagan-National
$160
United Airlines
Mar 7
DCA7:00 pmWashington, D.C. Reagan-National
2h 35m
ORD8:35 pmChicago O'Hare Intl
Mar 14
ORD7:40 pmChicago O'Hare Intl
2h 12m
DCA10:52 pmWashington, D.C. Reagan-National
$175

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Chicago O'Hare Intl 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 Februari 11, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Khamis 4/16

4:25 pm-5:51 pm

Nonstop2h 26m

Chicago O'Hare Intl

Ahad 4/19

12:25 pm-3:30 pm

Nonstop2h 05m

$107

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Isnin 3/23

4:32 pm-5:59 pm

Nonstop2h 27m

Chicago O'Hare Intl

Khamis 4/2

1:19 pm-4:24 pm

Nonstop2h 05m

$108

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Ahad 3/1

9:59 pm-11:26 pm

Nonstop2h 27m

Chicago O'Hare Intl

Rabu 3/4

8:30 am-7:30 pm

1 stop10h 00m

$109

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Sabtu 5/9

9:07 am-2:15 pm

1 stop6h 08m

Chicago O'Hare Intl

Khamis 5/14

12:25 pm-3:30 pm

Nonstop2h 05m

$110

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Selasa 4/14

7:40 pm-3:17 pm

1 stop20h 37m

Chicago O'Hare Intl

Khamis 4/16

12:25 pm-3:30 pm

Nonstop2h 05m

$111

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Jumaat 4/10

3:42 pm-5:05 pm

Nonstop2h 23m

Chicago O'Hare Intl

Jumaat 5/8

12:25 pm-3:30 pm

Nonstop2h 05m

$112

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

Sabtu 3/7

7:30 am-8:50 am

Nonstop2h 20m

Chicago O'Hare Intl

Selasa 3/10

7:40 pm-10:52 pm

Nonstop2h 12m

$160

Washington, D.C.Chicago

IAD - ORD

IADORD

Washington, D.C. Dulles Intl

Sabtu 4/18

8:20 am-9:38 am

Nonstop2h 18m

Chicago O'Hare Intl

Rabu 4/22

2:25 pm-5:28 pm

Nonstop2h 03m

$160

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

Sabtu 3/7

3:21 pm-4:45 pm

Nonstop2h 24m

Chicago O'Hare Intl

Selasa 3/10

8:58 pm-11:50 pm

Nonstop1h 52m

$165

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

Sabtu 3/7

7:50 pm-9:15 pm

Nonstop2h 25m

Chicago O'Hare Intl

Selasa 3/10

4:04 pm-6:55 pm

Nonstop1h 51m

$182

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Washington, D.C. to Chicago O'Hare Intl 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 Chicago O'Hare Intl Airport?

The month of August is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Washington, D.C. averaging around $248.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $388. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Washington, D.C. because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $529.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Washington, D.C. in the evening is the least expensive time of day to depart. momondo users have found prices as low as $371 when looking at flights departing in the evening. Try not to purchase tickets in the afternoon because they tend to be around $439. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington, D.C. to Chicago O'Hare Intl flight route?

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

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $346 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Washington, D.C. for as low as $199 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. to Chicago O'Hare Intl 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 Washington, D.C. to Chicago O'Hare Intl Airport flights?

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Chicago O'Hare Intl Airport.

How have Washington, D.C. to Chicago O'Hare Intl Airport flight prices changed over time?

As of February 2026, prices for Washington, D.C. to Chicago O'Hare Intl Airport flights are approximately 36% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to Chicago O'Hare Intl Airport

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

Cheap Washington, D.C. to Chicago O'Hare Intl Airport (WAS to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Chicago O'Hare Intl Airport

Best Price Found

$118

Fastest flight time

2h 02m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Washington, D.C. in the past 72 hours is $118. The best round-trip flight deal from Washington, D.C. to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $221.
The fastest flight from Washington, D.C. to Chicago O'Hare Intl Airport takes 2h 02m
Direct flights go from Washington, D.C. to Chicago O'Hare Intl Airport every day.
Search flight deals

  • How far is Washington, D.C. to Chicago O'Hare Intl by plane?

    Chicago O'Hare Intl is 608.8 mi away from Washington, D.C.. In terms of flight time, this usually takes a little over 2h 02m.

  • When did momondo last update prices for flights from Washington, D.C. to Chicago O'Hare Intl Airport?

    Prices for flights from Washington, D.C. to Chicago O'Hare Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Washington, D.C. to Chicago O'Hare Intl 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 Washington, D.C. to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents required for your trip to Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport. 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 Washington, D.C. to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Washington, D.C. to Chicago O'Hare Intl Airport?

Best airlines flying from Washington, D.C. to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Washington, D.C. to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $29Free CancellationRating
5.7
3,052 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $41Free CancellationRating
6.3
8,444 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $148Free CancellationRating
8.0
4,280 reviews
Search Southwest flights
United AirlinesPriceFrom $153Free CancellationRating
7.4
9,276 reviews
Search United Airlines flights
American AirlinesPriceFrom $158Free CancellationRating
7.2
11,267 reviews
Search American Airlines flights

  • United Airlines Flights From Washington, D.C. to Chicago O'Hare Intl Airport

    Across 34 United Airlines flights from Washington, D.C. to Chicago O'Hare Intl Airport this week, the average price was $323, with the best United Airlines deals starting from $153 round-trip. 9,276 users have rated United Airlines on momondo, with an average score of 7.4/10.

  • American Airlines Flights From Washington, D.C. to Chicago O'Hare Intl Airport

    Another popular option for Washington, D.C. to Chicago O'Hare Intl Airport flights is American Airlines (7.2/10, 11,267 ratings). American Airlines flies from Washington, D.C. to Chicago O'Hare Intl Airport around 23 times per week, with deals starting from $158 round-trip and rising to an average price of around $308.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Rockford
Merrillville
Gurnee
Naperville
Rosemont
New Buffalo
Kenosha
Oak Brook
Joliet
Orland Park
Racine
Hammond
Janesville
Tinley Park
Elgin
Aurora
South Holland

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Chicago flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chicago that suits you.

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

All flight searches from Washington, D.C. to Chicago on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Washington, D.C. to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Washington, D.C. and alert you when they change.

An easier way to manage your Chicago O'Hare Intl Airport trip

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