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Cheap flights from Chicago O'Hare Intl Airport to Washington, D.C. from $75

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 O'Hare Intl Airport to Washington, D.C. departing on 12/15. 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 O'Hare Intl Airport to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:00 am - 9:59 pmORD-DCA
14h 59m1 stop
Frontier Logo
8:15 am - 3:39 pmDCA-ORD
8h 24m1 stop
$144Frontier
Find Deal
dom, nov 9 - ter, nov 11
Frontier Logo
7:15 am - 4:59 pmORD-DCA
8h 44m1 stop
Frontier Logo
2:00 pm - 12:15 amDCA-ORD
11h 15m1 stop
$150Frontier
Find Deal
sáb, nov 15 - seg, nov 17
JetBlue Logo
6:45 am - 2:36 pmORD-DCA
6h 51m1 stop
JetBlue Logo
4:55 pm - 9:52 pmDCA-ORD
5h 57m1 stop
$153JetBlue
Find Deal
qui, nov 13 - qua, nov 19
JetBlue Logo
2:05 pm - 10:47 pmORD-DCA
7h 42m1 stop
JetBlue Logo
6:15 am - 1:10 pmDCA-ORD
7h 55m1 stop
$154JetBlue
Find Deal
sáb, jan 10 - qui, jan 15
JetBlue Logo
6:45 am - 2:35 pmORD-DCA
6h 50m1 stop
JetBlue Logo
4:55 pm - 8:52 pmDCA-ORD
4h 57m1 stop
$155JetBlue
Find Deal
sáb, nov 15 - ter, nov 18
JetBlue Logo
2:05 pm - 10:47 pmORD-DCA
7h 42m1 stop
JetBlue Logo
6:15 am - 1:10 pmDCA-ORD
7h 55m1 stop
$157JetBlue
Find Deal
sáb, jan 17 - seg, jan 19
JetBlue Logo
6:45 am - 2:36 pmORD-DCA
6h 51m1 stop
JetBlue Logo
4:55 pm - 8:52 pmDCA-ORD
4h 57m1 stop
$161JetBlue
Find Deal
sex, nov 14 - sáb, nov 15
American Airlines Logo
12:59 pm - 3:59 pmORD-DCA
2h 00mnonstop
American Airlines Logo
7:55 pm - 11:51 pmDCA-ORD
4h 56m1 stop
$209American Airlines
Find Deal
sáb, dez 6 - sáb, dez 6
United Airlines Logo
9:00 am - 11:58 amORD-DCA
1h 58mnonstop
United Airlines Logo
1:00 pm - 2:15 pmDCA-ORD
2h 15mnonstop
$219United Airlines
Find Deal
qui, dez 25 - qui, jan 1
American Airlines Logo
9:45 am - 12:40 pmORD-DCA
1h 55mnonstop
American Airlines Logo
11:55 am - 1:08 pmDCA-ORD
2h 13mnonstop
$228American Airlines
Find Deal
qui, nov 27 - qua, dez 3

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

Our best Frontier deals on Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport flight tickets
Frontier
Nov 9
ORD6:00 amChicago O'Hare Intl
14h 59m
1 stop
DCA9:59 pmWashington, D.C. Reagan-National
Nov 11
DCA8:15 amWashington, D.C. Reagan-National
8h 24m
1 stop
ORD3:39 pmChicago O'Hare Intl
$144
Find similar
Frontier
Nov 15
ORD7:15 amChicago O'Hare Intl
8h 44m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Nov 17
DCA2:00 pmWashington, D.C. Reagan-National
11h 15m
1 stop
ORD12:15 amChicago O'Hare Intl
$150
Find similar
Frontier
Nov 8
ORD7:15 amChicago O'Hare Intl
8h 44m
1 stop
DCA4:59 pmWashington, D.C. Reagan-National
Nov 11
DCA8:15 amWashington, D.C. Reagan-National
8h 24m
1 stop
ORD3:39 pmChicago O'Hare Intl
$163
Find similar

JetBlue flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport

Our best JetBlue deals on Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport flight tickets
JetBlue
Nov 13
ORD6:45 amChicago O'Hare Intl
6h 51m
1 stop
DCA2:36 pmWashington, D.C. Reagan-National
Nov 19
DCA4:55 pmWashington, D.C. Reagan-National
5h 57m
1 stop
ORD9:52 pmChicago O'Hare Intl
$153
Find similar
JetBlue
Jan 10
ORD2:05 pmChicago O'Hare Intl
7h 42m
1 stop
DCA10:47 pmWashington, D.C. Reagan-National
Jan 15
DCA6:15 amWashington, D.C. Reagan-National
7h 55m
1 stop
ORD1:10 pmChicago O'Hare Intl
$154
Find similar
JetBlue
Nov 15
ORD6:45 amChicago O'Hare Intl
6h 50m
1 stop
DCA2:35 pmWashington, D.C. Reagan-National
Nov 18
DCA4:55 pmWashington, D.C. Reagan-National
4h 57m
1 stop
ORD8:52 pmChicago O'Hare Intl
$155
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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 outubro 29, 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport 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

dom 11/9

6:00 am-9:59 pm

1 stop14h 59m

Washington, D.C. Reagan-National

ter 11/11

8:15 am-3:39 pm

1 stop8h 24m

$144

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

sáb 11/15

7:15 am-4:59 pm

1 stop8h 44m

Washington, D.C. Reagan-National

seg 11/17

2:00 pm-12:15 am

1 stop11h 15m

$150

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

qui 11/13

6:45 am-2:36 pm

1 stop6h 51m

Washington, D.C. Reagan-National

qua 11/19

4:55 pm-9:52 pm

1 stop5h 57m

$153

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

sáb 1/10

2:05 pm-10:47 pm

1 stop7h 42m

Washington, D.C. Reagan-National

qui 1/15

6:15 am-1:10 pm

1 stop7h 55m

$154

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

sáb 11/15

6:45 am-2:35 pm

1 stop6h 50m

Washington, D.C. Reagan-National

ter 11/18

4:55 pm-8:52 pm

1 stop4h 57m

$155

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

sáb 1/17

2:05 pm-10:47 pm

1 stop7h 42m

Washington, D.C. Reagan-National

seg 1/19

6:15 am-1:10 pm

1 stop7h 55m

$157

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

sex 11/14

6:45 am-2:36 pm

1 stop6h 51m

Washington, D.C. Reagan-National

sáb 11/15

4:55 pm-8:52 pm

1 stop4h 57m

$161

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

sáb 12/6

12:59 pm-3:59 pm

Nonstop2h 00m

Washington, D.C. Reagan-National

sáb 12/6

7:55 pm-11:51 pm

1 stop4h 56m

$209

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

qui 12/25

9:00 am-11:58 am

Nonstop1h 58m

Washington, D.C. Reagan-National

qui 1/1

1:00 pm-2:15 pm

Nonstop2h 15m

$219

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

qui 11/27

9:45 am-12:40 pm

Nonstop1h 55m

Washington, D.C. Reagan-National

qua 12/3

11:55 am-1:08 pm

Nonstop2h 13m

$228

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport, with most prices found around $234. If you aren’t able to travel to Washington, D.C. Reagan-National Airport during the month of August, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $276.

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

The cheapest day to depart from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport is on a Wednesday. Travelers who choose to depart for Washington, D.C. Reagan-National Airport on a Wednesday will often find tickets for as low as $285. Flights from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport on a Monday will generally be more expensive and average around $361. 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 O'Hare Intl Airport to Washington, D.C. Reagan-National Airport flights are usually those with departure times in the evening. Our users have found flights to Washington, D.C. Reagan-National Airport in the evening for as low as $298. 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 $326.

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

Fly from Chicago O'Hare Intl to Washington, D.C. Reagan-National for the best Chicago O'Hare Intl - 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 O'Hare Intl Airport 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 O'Hare Intl Airport for as low as $182 on momondo.

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

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

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

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

As of October 2025, prices for Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport flights are approximately 3% 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. Reagan-National Airport

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. Reagan-National Airport 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. Reagan-National Airport (ORD to DCA) 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. Reagan-National Airport

Best Price Found

$182

Fastest flight time

1h 47m

Direct flights

Every day
The best one-way flight to Washington, D.C. Reagan-National Airport from Chicago O'Hare Intl Airport in the past 72 hours is $182. The best round-trip flight deal from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $291.
The fastest flight from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport takes 1h 47m
Direct flights go from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport every day.
Search flight deals

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

    Washington, D.C. Reagan-National is 610.2 mi away from Chicago O'Hare Intl. 1h 55m is a normal flight duration for this route.

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

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

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

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

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

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

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

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

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $85Free CancellationRating
5.8
3,124 reviews
Search Frontier flights
American AirlinesPriceFrom $162Free CancellationRating
7.2
11,032 reviews
Search American Airlines flights
DeltaPriceFrom $166Free CancellationRating
7.9
7,992 reviews
Search Delta flights
United AirlinesPriceFrom $194Free CancellationRating
7.4
8,999 reviews
Search United Airlines flights

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

    United Airlines is one of the most popular airlines flying from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport, operating 54 flights/week on average for this route. A good United Airlines flight deal for Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport starts from $194 round-trip, up to an average price of $312. Our users have rated United Airlines at 7.4/10.

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

    $162 is the best American Airlines flight deal from Chicago O'Hare Intl Airport to Washington, D.C. Reagan-National Airport found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $271, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 11,032 user reviews) flies into Washington, D.C. Reagan-National Airport from Chicago O'Hare Intl Airport 20 times in an average week so prices can vary.

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
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

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?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Chicago with this policy.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Chicago.

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 offers price alerts on flights to Washington, D.C. from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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