What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Washington, D.C. round-trip?

Flying on Spirit Airlines is currently your cheapest option to Washington, D.C., with prices starting at $154. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $158 and $168, respectively. Spirit Airlines is 43% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Washington, D.C. one-way?

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $70. Users have also found prices from $79 and $90 on United Airlines and American Airlines, respectively.

What are the most popular routes from Chicago O'Hare Intl Airport to Washington, D.C.?

The most popular route from Chicago O'Hare Intl Airport to Washington, D.C. is Chicago O'Hare Intl - Baltimore/Washington. You may also consider Chicago O'Hare Intl - Washington, D.C. Dulles Intl or Chicago O'Hare Intl - Washington, D.C. Reagan-National.

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

Looking at all options, your cheapest flight can be booked for $96. While the most popular route (Chicago O'Hare Intl - Baltimore/Washington) can be booked for $145 on average our data indicates $1,729 when flying from Chicago O'Hare Intl Airport to Washington, D.C..

What are the most reliable airlines from Chicago O'Hare Intl Airport to Washington, D.C.?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago O'Hare Intl Airport to Washington, D.C. on time: Avianca (90%), Air China (89%), Austrian Airlines (89%).

What are the most popular airlines that fly from Chicago O'Hare Intl Airport to Washington, D.C.?

American Airlines, Delta and Frontier are the most popular airlines when flying from Chicago O'Hare Intl Airport to Washington, D.C..

What is the cheapest day to fly round-trip from Chicago O'Hare Intl Airport to Washington, D.C.?

Users have found that flying from Chicago O'Hare Intl Airport to Washington, D.C. on a Sunday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Chicago O'Hare Intl Airport to Washington, D.C.?

The best pricing can be found in the month of August. Prices to Washington, D.C. from Chicago O'Hare Intl Airport average $233. You can even find prices in August for less than $233, as users have found deals to Washington, D.C. from as low as $67. The month of March appears to be one of the more expensive times to travel to Washington, D.C. from Chicago O'Hare Intl Airport. Flying in the targeted month can save you up to 17%.

Most accurate provider : When it comes to deals on Chicago O'Hare Intl Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Washington, D.C. flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Chicago O'Hare Intl Airport-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from O'Hare Intl to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on O'Hare Intl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from O'Hare Intl to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Washington, D.C..

Can I find deals for business class flights from O'Hare Intl to Washington, D.C.?

Yes. Cheapflights offers flight deals from O'Hare Intl to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$65+ Flights from Chicago O'Hare Intl Airport to Washington, D.C.

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Find cheap flights from O'Hare Intl to Washington, D.C. with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Chicago O'Hare Intl to Washington, D.C. are usually found in August or September, booked 83 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from O'Hare Intl to Washington, D.C.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$154 (Mytrip)
One-way from	$70 (Mytrip)
Popular in	March
Cheapest in	August
Average price	$348
Good round-trip deal	$228 or less
Good one-way deal	$120 or less

Provider with most accurate pricing for Chicago O'Hare Intl-Washington, D.C. (WAS) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Washington, D.C. (WAS) flights.

Search Deals

From Chicago O'Hare Intl to Washington, D.C. (WAS)

Search Deals

One-way flight from Chicago O'Hare Intl to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($36 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Price to beat on a round-trip flight from Chicago O'Hare Intl to Washington, D.C. (WAS).

Search Deals

Price to beat on a one-way flight from Chicago O'Hare Intl to Washington, D.C. (WAS).

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Find flight deals from O'Hare Intl to Washington, D.C.

Cheapest flights from O'Hare Intl to Washington, D.C.
Explore the most affordable flight options available from O'Hare Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Mon 5/196:46 pmORD - BWI

2 stops15h 18mSpirit Airlines

Wed 5/2112:20 pmBWI - ORD

2 stops10h 30mSpirit Airlines

Deal found 3/23

$154

Wed 4/236:45 pmORD - BWI

Nonstop2h 04mAmerican Airlines

Sat 4/267:30 amBWI - ORD

Nonstop2h 10mAmerican Airlines

Deal found 3/23

$158

Sat 4/2611:20 amORD - BWI

Nonstop1h 58mUnited Airlines

Mon 4/286:15 amBWI - ORD

Nonstop2h 17mUnited Airlines

Deal found 3/23

$168

Wed 5/78:17 pmORD - DCA

Nonstop2h 01mAmerican Airlines

Wed 5/142:54 pmDCA - ORD

Nonstop2h 19mAmerican Airlines

Deal found 3/22

$177

Mon 4/149:05 pmORD - IAD

Nonstop1h 54mUnited Airlines

Mon 4/286:30 amIAD - ORD

Nonstop2h 11mUnited Airlines

Deal found 3/24

$177

Sat 4/261:30 pmORD - BWI

Nonstop2h 00mSouthwest

Mon 4/2810:35 amBWI - ORD

Nonstop2h 15mSouthwest

Deal found 3/23

$178

Thu 4/1711:15 amORD - DCA

Nonstop1h 56mUnited Airlines

Sun 4/2012:00 pmDCA - ORD

Nonstop2h 15mUnited Airlines

Deal found 3/23

$178

Fri 9/121:35 pmORD - DCA

1 stop8h 24mJetBlue

Sun 9/216:30 amDCA - ORD

1 stop7h 10mJetBlue

Deal found 3/24

$183

Sat 5/245:15 pmORD - BWI

1 stop4h 10mDelta

Wed 5/289:55 amBWI - ORD

1 stop3h 46mDelta

Deal found 3/24

$197

Wed 5/77:10 amORD - DCA

1 stop3h 21mDelta

Wed 5/146:05 amDCA - ORD

1 stop7h 43mDelta

Deal found 3/23

$197

Mon 4/145:30 amORD - IAD

1 stop4h 53mDelta

Thu 4/246:00 amIAD - ORD

1 stop4h 21mDelta

Deal found 3/24

$197

Thu 4/177:10 pmORD - BWI

1 stop13h 53mMultiple Airlines

Mon 4/219:32 pmBWI - ORD

1 stop12h 52mMultiple Airlines

Deal found 3/22

$199

Best flights from O'Hare Intl to Washington, D.C.
Discover carefully curated flight deals from O'Hare Intl to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Mon 5/196:46 pmORD - BWI

2 stops15h 18mSpirit Airlines

Wed 5/2112:20 pmBWI - ORD

2 stops10h 30mSpirit Airlines

Deal found 3/23

$154

Wed 4/236:45 pmORD - BWI

Nonstop2h 04mAmerican Airlines

Sat 4/267:30 amBWI - ORD

Nonstop2h 10mAmerican Airlines

Deal found 3/23

$158

Sat 4/2611:20 amORD - BWI

Nonstop1h 58mUnited Airlines

Mon 4/286:15 amBWI - ORD

Nonstop2h 17mUnited Airlines

Deal found 3/23

$168

Sat 4/261:30 pmORD - BWI

Nonstop2h 00mSouthwest

Mon 4/2810:35 amBWI - ORD

Nonstop2h 15mSouthwest

Deal found 3/23

$178

Fri 9/121:35 pmORD - DCA

1 stop8h 24mJetBlue

Sun 9/216:30 amDCA - ORD

1 stop7h 10mJetBlue

Deal found 3/24

$183

Sat 5/2411:05 amORD - BWI

1 stop6h 43mDelta

Sat 5/316:00 amBWI - ORD

1 stop4h 51mDelta

Deal found 3/24

$197

Thu 4/177:10 pmORD - BWI

1 stop13h 53mMultiple Airlines

Mon 4/219:32 pmBWI - ORD

1 stop12h 52mMultiple Airlines

Deal found 3/22

$199

Thu 5/88:05 pmORD - IAD

1 stop15h 18mSun Country Air

Thu 5/1512:49 pmIAD - ORD

1 stop7h 20mSun Country Air

Deal found 3/23

$201

Thu 5/86:00 amORD - IAD

1 stop7h 23mFrontier

Thu 5/85:26 pmIAD - ORD

1 stop7h 06mFrontier

Deal found 3/24

$215

Thu 4/249:05 pmORD - IAD

2 stops13h 15mSouthern / Mokulele

Mon 4/288:33 pmIAD - ORD

1 stop13h 01mSouthern / Mokulele

Deal found 3/24

$324

Wed 5/78:17 pmORD - DCA

Nonstop2h 01mAmerican Airlines

Wed 5/142:54 pmDCA - ORD

Nonstop2h 19mAmerican Airlines

Deal found 3/22

$177

Mon 4/149:05 pmORD - IAD

Nonstop1h 54mUnited Airlines

Mon 4/286:30 amIAD - ORD

Nonstop2h 11mUnited Airlines

Deal found 3/24

$177

Last-minute flights from O'Hare Intl to Washington, D.C.
Discover last-minute flight deals from O'Hare Intl to Washington, D.C.. Data last updated March 25, 2025 and is based on user searches.

Tue 4/16:25 pmORD - BWI

1 stop4h 47mSpirit Airlines

Tue 4/88:27 pmBWI - ORD

1 stop13h 57mSpirit Airlines

Deal found 3/22

$198

Tue 4/16:25 pmORD - BWI

1 stop4h 47mMultiple Airlines

Sat 4/54:12 pmBWI - ORD

1 stop8h 34mMultiple Airlines

Deal found 3/24

$232

Tue 4/14:15 pmORD - IAD

Nonstop2h 02mUnited Airlines

Tue 4/110:19 pmIAD - ORD

1 stop12h 21mUnited Airlines

Deal found 3/24

$237

Tue 4/15:56 pmORD - BWI

1 stop5h 44mFrontier

Mon 4/712:17 pmBWI - ORD

1 stop13h 20mFrontier

Deal found 3/23

$249

Tue 4/14:00 pmORD - BWI

Nonstop1h 55mSouthwest

Tue 4/810:35 amBWI - ORD

Nonstop2h 15mSouthwest

Deal found 3/22

$263

Tue 4/16:49 pmORD - BWI

Nonstop1h 57mAmerican Airlines

Wed 4/96:14 pmBWI - ORD

Nonstop2h 25mAmerican Airlines

Deal found 3/24

$277

Tue 4/15:22 pmORD - IAD

3 stops16h 58mMultiple Airlines

Mon 4/148:25 amIAD - ORD

3 stops23h 38mMultiple Airlines

Deal found 3/23

$315

Tue 4/14:00 pmORD - DCA

Nonstop2h 01mUnited Airlines

Mon 4/148:00 pmDCA - ORD

Nonstop2h 17mUnited Airlines

Deal found 3/23

$353

Tue 4/17:00 amORD - BWI

Nonstop1h 54mUnited Airlines

Mon 4/76:15 amBWI - ORD

Nonstop2h 17mUnited Airlines

Deal found 3/23

$357

Wed 4/210:37 amORD - DCA

1 stop5h 21mJetBlue

Wed 4/911:39 amDCA - ORD

1 stop8h 48mJetBlue

Deal found 3/24

$183

Wed 4/26:40 amORD - DCA

1 stop9h 19mFrontier

Tue 4/86:00 pmDCA - ORD

1 stop7h 10mFrontier

Deal found 3/22

$240

Thu 4/38:10 amORD - IAD

1 stop11h 18mFrontier

Tue 4/88:34 pmIAD - ORD

1 stop12h 11mFrontier

Deal found 3/23

$218

One-way flights from O'Hare Intl to Washington, D.C.
Search for one-way flight options from O'Hare Intl to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Tue 4/225:36 amORD - BWI

2 stops26h 23mSpirit Airlines

Deal found 3/24

$70

Wed 4/237:00 amORD - BWI

Nonstop1h 54mUnited Airlines

Deal found 3/24

$79

Tue 4/227:35 pmORD - DCA

Nonstop2h 00mUnited Airlines

Deal found 3/24

$89

Tue 4/224:15 pmORD - IAD

Nonstop2h 02mUnited Airlines

Deal found 3/24

$89

Sat 5/313:58 pmORD - DCA

Nonstop1h 58mAmerican Airlines

Deal found 3/23

$90

Tue 4/2212:20 pmORD - DCA

1 stop5h 22mDelta

Deal found 3/24

$99

Tue 4/295:30 amORD - IAD

1 stop4h 53mDelta

Deal found 3/24

$99

Wed 4/210:37 amORD - DCA

1 stop5h 21mJetBlue

Deal found 3/24

$101

Thu 5/2911:25 amORD - BWI

2 stops7h 25mSouthwest

Deal found 3/24

$104

Thu 4/109:20 amORD - IAD

1 stop6h 42mFrontier

Deal found 3/24

$110

Thu 4/177:10 pmORD - IAD

1 stop15h 13mSun Country Air

Deal found 3/23

$113

Sat 4/126:45 pmORD - BWI

Nonstop2h 04mAmerican Airlines

Deal found 3/24

$115

Cheapflights 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

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Mon 5/19

6:46 pm-11:04 am

2 stops15h 18m

Baltimore/Washington

Wed 5/21

12:20 pm-9:50 pm

2 stops10h 30m

$154

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Wed 4/23

6:45 pm-9:49 pm

Nonstop2h 04m

Baltimore/Washington

Sat 4/26

7:30 am-8:40 am

Nonstop2h 10m

$158

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Sat 4/26

11:20 am-2:18 pm

Nonstop1h 58m

Baltimore/Washington

Mon 4/28

6:15 am-7:32 am

Nonstop2h 17m

$168

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Wed 5/7

8:17 pm-11:18 pm

Nonstop2h 01m

Washington, D.C. Reagan-National

Wed 5/14

2:54 pm-4:13 pm

Nonstop2h 19m

$177

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 4/14

9:05 pm-11:59 pm

Nonstop1h 54m

Washington, D.C. Dulles Intl

Mon 4/28

6:30 am-7:41 am

Nonstop2h 11m

$177

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Sat 4/26

1:30 pm-4:30 pm

Nonstop2h 00m

Baltimore/Washington

Mon 4/28

10:35 am-11:50 am

Nonstop2h 15m

$178

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Thu 4/17

11:15 am-2:11 pm

Nonstop1h 56m

Washington, D.C. Reagan-National

Sun 4/20

12:00 pm-1:15 pm

Nonstop2h 15m

$178

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Fri 9/12

1:35 pm-10:59 pm

1 stop8h 24m

Washington, D.C. Reagan-National

Wed 9/17

6:30 am-12:40 pm

1 stop7h 10m

$183

ChicagoBaltimore

ORD - BWI

ORDBWI

Chicago O'Hare Intl

Sat 5/24

11:05 am-6:48 pm

1 stop6h 43m

Baltimore/Washington

Sat 5/31

6:00 am-9:51 am

1 stop4h 51m

$197

ChicagoWashington, D.C.

ORD - DCA

ORDDCA

Chicago O'Hare Intl

Wed 5/7

7:10 am-11:31 am

1 stop3h 21m

Washington, D.C. Reagan-National

Wed 5/14

6:05 am-12:48 pm

1 stop7h 43m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 42 results

...

Compare providers for flights from O'Hare Intl to Washington, D.C.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Washington, D.C. in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Flightnetwork	Price Accuracy-	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Washington, D.C. flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Washington, D.C. flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Washington, D.C. flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Washington, D.C. flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Washington, D.C. flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Chicago O'Hare Intl Airport to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Washington, D.C. trip

Airlines

British Airways

BA's World Traveller Plus offers extra legroom and upgraded service, enhancing comfort on short flights.

BA's Executive Club offers free seat selection for mid-tier members, even on economy fares.

Read more about British Airwaysby Gabriel Leigh

United Airlines

United's Economy Plus offers extra legroom and priority boarding, ideal for short domestic flights.

United's Basic Economy restricts carry-ons; consider upgrading for more flexibility.

Read more about United Airlinesby Harriet Baskas

Airports

ORD

For a quick departure, use the free shuttle train between terminals at ORD. It operates outside security, saving time on long walks.

DCA

DCA is easily accessible via the D.C. Metro on the Yellow and Blue lines, offering a clean and affordable travel option.

IAD

From IAD, the Washington Metro Silver line offers a convenient 40-minute ride to D.C., with the station just five minutes from the terminal.

Our travel experts

Gabriel Leigh

Expert on British Airways

Harriet Baskas

Expert on United Airlines

Ramsey Qubein

Expert on ORD and IAD

Emily Zemler

Expert on DCA

Best time to book a flight from O'Hare Intl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from O'Hare Intl with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Washington, D.C.

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

The price you pay for your flight from Chicago O'Hare Intl Airport to Washington, D.C. may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Washington, D.C. (average of $309). Flying from Chicago O'Hare Intl Airport to Washington, D.C. in June is currently the most expensive (average of $387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to WAS?

A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to Washington, D.C. in the morning. If you’re flexible enough to do this you can expect to save up to 49% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Washington, D.C.?

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Washington, D.C. flight should consider departing on Thursday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Chicago O'Hare Intl Airport to Washington, D.C.

The most flights from ORD to WAS are scheduled on a Monday (71 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (39 on average).

Rainfall in Washington, D.C. by month

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Chicago to Washington, D.C. by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,782 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,272 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,890 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,605 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

JetBlue

7.3

Good

2,924 reviews

Alaska Airlines

8.0

Very good

9,782 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Washington, D.C. round-trip?
Flying on Spirit Airlines is currently your cheapest option to Washington, D.C., with prices starting at $154. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $158 and $168, respectively. Spirit Airlines is 43% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Washington, D.C. one-way?
For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $70. Users have also found prices from $79 and $90 on United Airlines and American Airlines, respectively.
What are the most popular routes from Chicago O'Hare Intl Airport to Washington, D.C.?
The most popular route from Chicago O'Hare Intl Airport to Washington, D.C. is Chicago O'Hare Intl - Baltimore/Washington. You may also consider Chicago O'Hare Intl - Washington, D.C. Dulles Intl or Chicago O'Hare Intl - Washington, D.C. Reagan-National.
What are the most reliable airlines from Chicago O'Hare Intl Airport to Washington, D.C.?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Chicago O'Hare Intl Airport to Washington, D.C. on time: Avianca (90%), Air China (89%), Austrian Airlines (89%).
What are the cheapest flights from Chicago O'Hare Intl Airport to Washington, D.C.?
Looking at all options, your cheapest flight can be booked for $96. While the most popular route (Chicago O'Hare Intl - Baltimore/Washington) can be booked for $145 on average our data indicates $1,729 when flying from Chicago O'Hare Intl Airport to Washington, D.C..
Can I find deals for flights from O'Hare Intl to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on O'Hare Intl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from O'Hare Intl to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Washington, D.C..
Can I find deals for business class flights from O'Hare Intl to Washington, D.C.?
Yes. Cheapflights offers flight deals from O'Hare Intl to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Washington, D.C.?
Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Washington, D.C. (average of $309). Flying from Chicago O'Hare Intl Airport to Washington, D.C. in June is currently the most expensive (average of $387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 6 airlines flying from O'Hare Intl to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$54	Average$149	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$109	Average$292	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$124	Average$251	FlexibilityNo cancel fee	On-timeN/A
Spirit Airlines	Cheapest$135	Average$174	FlexibilityNo cancel fee	On-time65%
Southwest	Cheapest$138	Average$264	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$171	Average$298	FlexibilityNo cancel fee	On-time69%

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$65+ Cheap flights from O'Hare Intl (ORD) to Washington, D.C. (WAS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/15. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Chicago O'Hare Intl to Washington, D.C. are usually found in August or September, booked 83 days in advance, depart on a Thursday or Friday and return on a Friday

Cheap flight deals from O'Hare Intl to Washington, D.C.

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Cheapest flights from O'Hare Intl to Washington, D.C.Explore the most affordable flight options available from O'Hare Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Explore the most affordable flight options available from O'Hare Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

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Compare providers for flights from O'Hare Intl to Washington, D.C.

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Washington, D.C. in March.

The best insider tips for Chicago O'Hare Intl Airport to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Chicago O'Hare Intl Airport to Washington, D.C. trip

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Best time to book a flight from O'Hare Intl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from O'Hare Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Washington, D.C.

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Washington, D.C.. Price data was last updated on March 21, 2025.

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Washington, D.C.?

What is the cheapest time of day to fly from ORD to WAS?

Find hourly flight availability from O'Hare Intl to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

What is the cheapest day to fly from Chicago O'Hare Intl Airport to Washington, D.C.?

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Washington, D.C.. Price data was last updated on March 23, 2025.

Weekly flight availability from Chicago O'Hare Intl Airport to Washington, D.C.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

Reviews of airlines servicing Washington, D.C.

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Chicago to Washington, D.C. by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Chicago O'Hare Intl Airport to Washington, D.C. round-trip?

What are the cheapest airlines to fly from Chicago O'Hare Intl Airport to Washington, D.C. one-way?

What are the most popular routes from Chicago O'Hare Intl Airport to Washington, D.C.?

What are the most reliable airlines from Chicago O'Hare Intl Airport to Washington, D.C.?

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

Can I find deals for flights from O'Hare Intl to Washington, D.C. that include hotel bookings?

How can I find direct flights from O'Hare Intl to Washington, D.C.?

Can I find deals for business class flights from O'Hare Intl to Washington, D.C.?

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Washington, D.C.?

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Alternative routes for O'Hare Intl to Washington, D.C.

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Top 6 airlines flying from O'Hare Intl to Washington, D.C.

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Cheapest flights from O'Hare Intl to Washington, D.C.
Explore the most affordable flight options available from O'Hare Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.