What is the most punctual flight time for Chicago to Washington, D.C. flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Chicago O'Hare Intl to Washington, D.C.?

United Airlines and Delta are the most popular carriers operating from Chicago O'Hare Intl to Washington, D.C.

How many flights depart from Chicago O'Hare Intl Airport to Washington, D.C. on average per week?

373 flights are operational weekly from Chicago O'Hare Intl Airport to Washington, D.C. as of November 2026. The most popular departure day for this route is Mon, with 24% of flights per week taking off on this day.

What airlines fly to Washington, D.C.?

United Airlines, American Airlines and Frontier are the top three most popular airlines that fly to Washington, D.C. from Chicago O'Hare Intl Airport according to our data. United Airlines is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 4 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Chicago O'Hare Intl Airport to Washington, D.C. on average per day?

53 flights are operational daily from Chicago O'Hare Intl Airport to Washington, D.C. as of November 2026. The most popular departure time for this route is 6:00PM, with 43% of flights per day taking off at noon.

How often are flights from Chicago to Washington, D.C. delayed?

Historically, on average around 22% of flights between Chicago and Washington, D.C. have experienced a delay on any given week. The average delay length over the past 12 months has been 138 minutes.

Which airline has the best punctuality record on Chicago to Washington, D.C. flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 21% of their flights experiencing any sort of delay.

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

As of November 2026, there are 4 operators available to choose from for flights from Chicago O'Hare Intl Airport to Washington, D.C..

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport 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.

$120 Cheap Flights from Chicago O'Hare Intl Airport to Washington, D.C. in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chicago O'Hare Intl Airport to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:15 am - 2:49 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

5h 34m1 stop Atlanta Hartsfield-Jackson

12:06 pm - 10:00 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

10h 54m1 stop Atlanta Hartsfield-Jackson

$210Frontier

Wed, Dec 2 - Tue, Dec 8

6:21 am - 9:59 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

14h 38m1 stop Denver Intl

7:00 am - 12:26 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

18h 26m1 stop Denver Intl

$210Frontier

Wed, Jan 27 - Sat, Jan 30

8:50 am - 11:52 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 02mnonstop

1:39 pm - 5:29 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

4h 50m1 stop Philadelphia

$253American Airlines

Tue, Jan 19 - Tue, Jan 19

7:43 am - 10:58 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 15mnonstop

1:39 pm - 5:29 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

4h 50m1 stop Philadelphia

$253American Airlines

Tue, Feb 2 - Tue, Feb 2

5:55 am - 12:49 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

5h 54m1 stop Newark

9:30 am - 10:54 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 24mnonstop

$260United Airlines

Wed, Dec 16 - Fri, Jan 1

5:46 pm - 4:50 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

22h 04m1 stop Boston Logan Intl

8:45 am - 4:47 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

9h 02m1 stop Boston Logan Intl

$271JetBlue

Wed, Dec 2 - Sat, Dec 5

2:55 pm - 1:56 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

22h 01m1 stop Boston Logan Intl

2:50 pm - 1:49 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

23h 59m1 stop Boston Logan Intl

$271JetBlue

Tue, Jan 12 - Mon, Jan 25

11:09 am - 2:12 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

8:15 am - 9:40 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 25mnonstop

$277United Airlines

Fri, Dec 25 - Fri, Jan 1

5:55 pm - 11:10 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

4h 15m1 stop Detroit Metropolitan Wayne County

7:10 am - 9:36 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

15h 26m1 stop Minneapolis St Paul

$280Delta

Sat, Dec 19 - Sat, Jan 9

7:00 am - 11:56 amORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

3h 56m1 stop Detroit Metropolitan Wayne County

7:10 am - 4:41 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

10h 31m1 stop Minneapolis St Paul

$280Delta

Mon, Dec 21 - Sat, Jan 9

Cheap last minute flights

Enter your travel dates to find the best prices.

7:55 am - 8:11 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

11h 16m1 stop Fort Lauderdale

3:58 pm - 11:34 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

8h 36m1 stop Fort Lauderdale

$225Frontier

Thu, Nov 12 - Sat, Nov 21

7:55 am - 8:11 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

11h 16m1 stop Fort Lauderdale

3:58 pm - 11:34 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

8h 36m1 stop Fort Lauderdale

$245Frontier

Sat, Nov 14 - Sat, Nov 21

7:55 am - 8:11 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

11h 16m1 stop Fort Lauderdale

6:36 pm - 5:07 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

23h 31m2 stops Blountville Tri Cities TN/VA Orlando

$335Multiple Airlines

Sat, Nov 14 - Mon, Nov 16

7:55 am - 8:11 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

11h 16m1 stop Fort Lauderdale

6:36 pm - 5:07 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

23h 31m2 stops Blountville Tri Cities TN/VA Orlando

$341Multiple Airlines

Thu, Nov 12 - Mon, Nov 16

8:57 pm - 11:55 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

1h 58mnonstop

6:04 am - 7:26 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 22mnonstop

$413American Airlines

Wed, Nov 11 - Fri, Dec 11

6:44 am - 11:18 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

3h 34m1 stop Indianapolis

10:20 am - 11:34 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 14mnonstop

$423American Airlines

Wed, Nov 11 - Fri, Dec 11

6:04 am - 8:58 amORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

1h 54mnonstop

10:15 pm - 11:29 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 14mnonstop

$438United Airlines

Wed, Nov 11 - Fri, Dec 11

2:59 pm - 9:08 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

29h 09m1 stop Fort Lauderdale

6:00 am - 11:36 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

18h 36m1 stop Fort Lauderdale

$443JetBlue

Mon, Nov 16 - Wed, Nov 18

6:05 pm - 9:13 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

2h 08mnonstop

10:47 pm - 12:02 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 15mnonstop

$462United Airlines

Mon, Nov 16 - Mon, Nov 30

2:59 pm - 9:08 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

29h 09m1 stop Fort Lauderdale

3:35 pm - 1:42 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

23h 07m1 stop Fort Lauderdale

$493JetBlue

Fri, Nov 13 - Mon, Nov 16

Cheap direct flights

Enter your travel dates to find the best prices.

6:00 am - 9:08 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 08mnonstop

6:58 am - 8:20 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 22mnonstop

$273American Airlines

Mon, Dec 21 - Tue, Dec 29

6:00 am - 9:08 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 08mnonstop

6:58 am - 8:20 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 22mnonstop

$273American Airlines

Tue, Dec 29 - Fri, Jan 1

11:09 am - 2:12 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

8:15 am - 9:40 amIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 25mnonstop

$277United Airlines

Fri, Dec 25 - Fri, Jan 1

1:30 pm - 4:33 pmORD Chicago O'Hare Intl-IAD Washington, D.C. Dulles Intl

2h 03mnonstop

10:15 pm - 11:29 pmIAD Washington, D.C. Dulles Intl-ORD Chicago O'Hare Intl

2h 14mnonstop

$277United Airlines

Thu, Dec 10 - Sat, Dec 12

7:43 am - 10:58 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 15mnonstop

9:58 pm - 11:30 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 32mnonstop

$277American Airlines

Thu, Jan 14 - Tue, Jan 19

8:53 am - 11:54 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 01mnonstop

8:34 am - 10:03 amDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 29mnonstop

$277American Airlines

Mon, Dec 7 - Tue, Dec 8

7:43 am - 10:50 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 07mnonstop

3:55 pm - 5:24 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 29mnonstop

$277American Airlines

Sat, Dec 19 - Sat, Jan 9

2:56 pm - 5:59 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 03mnonstop

5:06 pm - 6:30 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 24mnonstop

$277American Airlines

Fri, Dec 25 - Fri, Jan 1

9:00 pm - 11:59 pmORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

1h 59mnonstop

3:40 pm - 5:14 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 34mnonstop

$277American Airlines

Tue, Feb 16 - Fri, Feb 19

7:00 am - 10:01 amORD Chicago O'Hare Intl-DCA Washington, D.C. Reagan-National

2h 01mnonstop

10:40 am - 12:01 pmDCA Washington, D.C. Reagan-National-ORD Chicago O'Hare Intl

2h 21mnonstop

$277American Airlines

Thu, Dec 31 - Mon, Jan 4

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

Our best Frontier deals on Chicago O'Hare Intl Airport to Washington, D.C. flight tickets

Frontier

Dec 2

ORD8:15 amChicago O'Hare Intl

5h 34m

1 stop

IAD2:49 pmWashington, D.C. Dulles Intl

Dec 8

IAD12:06 pmWashington, D.C. Dulles Intl

10h 54m

1 stop

ORD10:00 pmChicago O'Hare Intl

$210

Frontier

Dec 3

ORD10:29 pmChicago O'Hare Intl

15h 20m

1 stop

IAD2:49 pmWashington, D.C. Dulles Intl

Dec 7

IAD10:35 pmWashington, D.C. Dulles Intl

16h 55m

1 stop

ORD2:30 pmChicago O'Hare Intl

$211

Frontier

Dec 2

ORD3:55 pmChicago O'Hare Intl

21h 53m

1 stop

IAD2:48 pmWashington, D.C. Dulles Intl

Dec 7

IAD10:35 pmWashington, D.C. Dulles Intl

16h 55m

1 stop

ORD2:30 pmChicago O'Hare Intl

$215

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

Our best American Airlines deals on Chicago O'Hare Intl Airport to Washington, D.C. flight tickets

American Airlines

Dec 3

ORD3:00 pmChicago O'Hare Intl

2h 04m

DCA6:04 pmWashington, D.C. Reagan-National

Dec 7

DCA6:04 amWashington, D.C. Reagan-National

2h 22m

ORD7:26 amChicago O'Hare Intl

$279

American Airlines

Dec 4

ORD5:23 amChicago O'Hare Intl

4h 39m

1 stop

DCA11:02 amWashington, D.C. Reagan-National

Dec 7

DCA3:13 pmWashington, D.C. Reagan-National

2h 25m

ORD4:38 pmChicago O'Hare Intl

$287

American Airlines

Dec 22

ORD9:42 amChicago O'Hare Intl

2h 02m

DCA12:44 pmWashington, D.C. Reagan-National

Dec 29

DCA3:03 pmWashington, D.C. Reagan-National

2h 25m

ORD4:28 pmChicago O'Hare Intl

$298

momondo Fare Finder

Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - IAD Washington, D.C. Dulles Intl

ORDIAD

Chicago O'Hare Intl

Wed 12/2

8:15 am-2:49 pm

1 stop5h 34m

Washington, D.C. Dulles Intl

Tue 12/8

12:06 pm-10:00 pm

1 stop10h 54m

$210

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - DCA Washington, D.C. Reagan-National

ORDDCA

Chicago O'Hare Intl

Wed 1/27

6:21 am-9:59 pm

1 stop14h 38m

Washington, D.C. Reagan-National

Sat 1/30

7:00 am-12:26 am

1 stop18h 26m

$210

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - DCA Washington, D.C. Reagan-National

ORDDCA

Chicago O'Hare Intl

Tue 1/19

8:50 am-11:52 am

Nonstop2h 02m

Washington, D.C. Reagan-National

Tue 1/19

1:39 pm-5:29 pm

1 stop4h 50m

$253

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - DCA Washington, D.C. Reagan-National

ORDDCA

Chicago O'Hare Intl

Tue 2/2

7:43 am-10:58 am

Nonstop2h 15m

Washington, D.C. Reagan-National

Tue 2/2

1:39 pm-5:29 pm

1 stop4h 50m

$253

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - DCA Washington, D.C. Reagan-National

ORDDCA

Chicago O'Hare Intl

Wed 12/16

5:55 am-12:49 pm

1 stop5h 54m

Washington, D.C. Reagan-National

Fri 1/1

9:30 am-10:54 am

Nonstop2h 24m

$260

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - DCA Washington, D.C. Reagan-National

ORDDCA

Chicago O'Hare Intl

Wed 12/2

5:46 pm-4:50 pm

1 stop22h 04m

Washington, D.C. Reagan-National

Sat 12/5

8:45 am-4:47 pm

1 stop9h 02m

$271

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - DCA Washington, D.C. Reagan-National

ORDDCA

Chicago O'Hare Intl

Tue 1/12

2:55 pm-1:56 pm

1 stop22h 01m

Washington, D.C. Reagan-National

Mon 1/25

2:50 pm-1:49 pm

1 stop23h 59m

$271

Quickest round-trip

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - IAD Washington, D.C. Dulles Intl

ORDIAD

Chicago O'Hare Intl

Fri 12/25

11:09 am-2:12 pm

Nonstop2h 03m

Washington, D.C. Dulles Intl

Fri 1/1

8:15 am-9:40 am

Nonstop2h 25m

$277

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - IAD Washington, D.C. Dulles Intl

ORDIAD

Chicago O'Hare Intl

Sat 12/19

5:55 pm-11:10 pm

1 stop4h 15m

Washington, D.C. Dulles Intl

Sat 1/9

7:10 am-9:36 pm

1 stop15h 26m

$280

ChicagoWashington, D.C.

ORD Chicago O'Hare Intl - IAD Washington, D.C. Dulles Intl

ORDIAD

Chicago O'Hare Intl

Mon 12/21

7:00 am-11:56 am

1 stop3h 56m

Washington, D.C. Dulles Intl

Sat 1/9

7:10 am-4:41 pm

1 stop10h 31m

$280

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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

Prices

Airlines

Delays

Other information

What is the typical price of a round-trip flight between Chicago O'Hare Intl Airport and Washington, D.C.?

Prices are currently low for flights on this route.

Typical prices usually range from $297 to $438.
The lowest price recently found on this route was $210.

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

The month of December is, on average, the cheapest month to fly to Washington, D.C. from Chicago O'Hare Intl Airport, with most prices found around $365. If you’re not able to fly to Washington, D.C. in December, then November is your next best option. Flight prices from Chicago O'Hare Intl Airport to Washington, D.C. during November average around $366.

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 O'Hare Intl Airport is on a Friday. momondo users have found tickets for Friday departures for as low as $384. 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 O'Hare Intl Airport to Washington, D.C. for around $536.

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

In the morning is the cheapest time of day to fly from Chicago O'Hare Intl Airport to Washington, D.C. when you can find flight prices for as low as $418. Flying to Washington, D.C. in the morning 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 $704. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

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

How far in advance should I book a flight from Chicago O'Hare Intl Airport to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $375 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Chicago O'Hare Intl Airport for as low as $250 on momondo.

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

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

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

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

As of November 2026, prices for Chicago O'Hare Intl Airport to Washington, D.C. flights are approximately 49% cheaper when compared to flights at the same time last year.

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

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

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

Best Price Found	$120
Fastest flight time	1h 41m
Direct flights	Every day
Airports in Washington, D.C.	2 airports

The best one-way flight to Washington, D.C. from Chicago O'Hare Intl Airport in the past 72 hours is $120. The best round-trip flight deal from Chicago O'Hare Intl Airport to Washington, D.C. found on momondo in the last 72 hours is $210.

The fastest flight from Chicago O'Hare Intl Airport to Washington, D.C. takes 1h 41m

Direct flights go from Chicago O'Hare Intl Airport to Washington, D.C. every day.

There are 2 airports in Washington, D.C.. From Chicago O'Hare Intl Airport there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).

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Frequently asked questions about flying from Chicago O'Hare Intl Airport to Washington, D.C.

How far is Chicago O'Hare Intl to Washington, D.C. by plane?
A flight from Chicago O'Hare Intl to Washington, D.C. will travel around 608.8 mi. Typically, this will take 1h 41m by plane in normal conditions.
When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Washington, D.C.?
Prices for flights from Chicago O'Hare Intl Airport to Washington, D.C. refresh daily.
How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Washington, D.C.?
As of November 2026, there are 4 operators available to choose from for flights from Chicago O'Hare Intl Airport to Washington, D.C..
How old do you have to be to fly from Chicago O'Hare Intl Airport to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Chicago O'Hare Intl Airport to Washington, D.C. is Boeing 737-800 (14.63% of total bookings). The next most popular plane models are Airbus A319 (13.15%), Airbus A321neo (10.60%), and Boeing 737 MAX 8 (10.10%).
What is the most popular airline from Chicago O'Hare Intl Airport to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Chicago O'Hare Intl Airport to Washington, D.C. is United Airlines (54% of total bookings). The next most popular airlines are American Airlines (30%) and Frontier (16%).

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $57	Free Cancellation	Rating 5.5 2,506 reviews	Search Frontier flights
JetBlue	PriceFrom $141	Free Cancellation	Rating 7.1 3,067 reviews	Search JetBlue flights
United Airlines	PriceFrom $177	Free Cancellation	Rating 7.3 10,474 reviews	Search United Airlines flights
American Airlines	PriceFrom $186	Free Cancellation	Rating 7.0 12,229 reviews	Search American Airlines flights

United Airlines Flights From Chicago O'Hare Intl Airport to Washington, D.C.
United Airlines operates around 57 flights from Chicago O'Hare Intl Airport to Washington, D.C. every week. The average price of these flights found in the last 72 hours has been $401, but momondo users have found United Airlines deals from Chicago O'Hare Intl Airport to Washington, D.C. from as low as $177 round-trip. United Airlines has been scored 7.3/10 in 10,474 reviews.
American Airlines Flights From Chicago O'Hare Intl Airport to Washington, D.C.
Another popular option for Chicago O'Hare Intl Airport to Washington, D.C. flights is American Airlines (7.0/10, 12,229 ratings). American Airlines flies from Chicago O'Hare Intl Airport to Washington, D.C. around 76 times per week, with deals starting from $186 round-trip and rising to an average price of around $341.

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