O'Hare Intl

$73+ Cheap flights from Washington, D.C. (WAS) to O'Hare Intl (ORD)

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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ORD
Jun 17 — Jun 241
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Cheapflights Tip: The best prices from Washington, D.C. to Chicago O'Hare Intl are usually found in September or August, booked 70 days in advance, depart on a Friday or Thursday and return on a Friday

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

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$118
(Kiwi.com)

One-way from

$73
(FlightHub)

Popular in

April

Cheapest in

September

Average price

$299

Good round-trip deal

$274 or less

Good one-way deal

$129 or less
From Washington, D.C. (WAS) to Chicago O'Hare Intl
One-way flight from Washington, D.C. (WAS) to Chicago O'Hare Intl
Highest demand for flights based on searches. 6% potential increase in price ($18 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Chicago O'Hare Intl.
Price to beat on a one-way flight from Washington, D.C. (WAS) to Chicago O'Hare Intl.

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

Cheapest flights from Washington, D.C. to O'Hare Intl
Explore the most affordable flight options available from Washington, D.C. to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/28:25 amBWI - ORD
1 stop11h 19mSpirit Airlines
Thu 7/104:37 pmORD - BWI
Nonstop1h 54mSpirit Airlines
Deal found 6/11$118
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/147:38 amBWI - ORD
Nonstop2h 00mMultiple Airlines
Mon 8/187:45 amORD - BWI
Nonstop2h 06mMultiple Airlines
Deal found 6/10$120
This Cheapflightsfares deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1910:58 pmBWI - ORD
Nonstop2h 16mFrontier
Mon 9/227:10 pmORD - BWI
Nonstop2h 03mFrontier
Deal found 6/11$125
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2310:35 amBWI - ORD
Nonstop2h 15mSouthwest
Sat 8/231:30 pmORD - BWI
Nonstop2h 00mSouthwest
Deal found 6/11$139
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:15 amBWI - ORD
Nonstop2h 15mUnited Airlines
Tue 8/1910:45 amORD - BWI
Nonstop2h 03mUnited Airlines
Deal found 6/11$148
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/146:25 amDCA - ORD
Nonstop2h 14mUnited Airlines
Tue 8/198:50 amORD - DCA
1 stop4h 32mUnited Airlines
Deal found 6/11$167
This American Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/272:15 pmDCA - ORD
Nonstop2h 13mAmerican Airlines
Sun 8/316:06 amORD - DCA
Nonstop1h 54mAmerican Airlines
Deal found 6/10$168
This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:10 pmIAD - ORD
Nonstop2h 15mUnited Airlines
Sun 8/3110:43 amORD - IAD
Nonstop2h 06mUnited Airlines
Deal found 6/12$168
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/132:10 pmDCA - ORD
1 stop8h 20mSouthwest
Wed 8/203:10 pmORD - DCA
1 stop6h 50mSouthwest
Deal found 6/11$177
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/1310:11 amDCA - ORD
1 stop5h 08mDelta
Mon 8/185:00 pmORD - DCA
1 stop4h 59mDelta
Deal found 6/10$197
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:00 amIAD - ORD
1 stop5h 20mDelta
Tue 8/197:15 amORD - IAD
1 stop3h 17mDelta
Deal found 6/10$197
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/126:27 amIAD - ORD
1 stop7h 49mAmerican Airlines
Sat 7/124:59 pmORD - IAD
1 stop5h 59mAmerican Airlines
Deal found 6/11$198

Cheapflights Fare Finder

Customize your flight search to find flights from Washington, D.C. to O'Hare Intl 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
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

Washington, D.C.

Fly to

O'Hare Intl

Route

Depart

Return

Price

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Wed 7/2

8:25 am-6:44 pm

1 stop11h 19m

Chicago O'Hare Intl

Thu 7/10

4:37 pm-7:31 pm

Nonstop1h 54m

$118

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Thu 8/14

7:38 am-8:38 am

Nonstop2h 00m

Chicago O'Hare Intl

Mon 8/18

7:45 am-10:51 am

Nonstop2h 06m

$120

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Mon 8/11

11:36 am-12:58 pm

Nonstop2h 22m

Chicago O'Hare Intl

Sun 8/17

7:45 am-10:51 am

Nonstop2h 06m

$125

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Sat 8/23

6:15 am-7:30 am

Nonstop2h 15m

Chicago O'Hare Intl

Sat 8/30

7:00 am-9:55 am

Nonstop1h 55m

$139

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

Thu 8/14

6:25 am-7:39 am

Nonstop2h 14m

Chicago O'Hare Intl

Tue 8/19

8:50 am-2:22 pm

1 stop4h 32m

$167

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

Wed 8/27

2:15 pm-3:28 pm

Nonstop2h 13m

Chicago O'Hare Intl

Sun 8/31

6:06 am-9:00 am

Nonstop1h 54m

$168

Washington, D.C.Chicago

IAD - ORD

IADORD

Washington, D.C. Dulles Intl

Thu 8/28

5:10 pm-6:25 pm

Nonstop2h 15m

Chicago O'Hare Intl

Sun 8/31

10:43 am-1:49 pm

Nonstop2h 06m

$168

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

Wed 8/13

2:10 pm-9:30 pm

1 stop8h 20m

Chicago O'Hare Intl

Wed 8/20

3:10 pm-11:00 pm

1 stop6h 50m

$177

BaltimoreChicago

BWI - ORD

BWIORD

Baltimore/Washington

Sat 7/12

10:35 am-11:50 am

Nonstop2h 15m

Chicago O'Hare Intl

Sat 7/19

1:30 pm-4:25 pm

Nonstop1h 55m

$178

Washington, D.C.Chicago

DCA - ORD

DCAORD

Washington, D.C. Reagan-National

Wed 8/13

10:11 am-2:19 pm

1 stop5h 08m

Chicago O'Hare Intl

Mon 8/18

5:00 pm-10:59 pm

1 stop4h 59m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 41 results
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The best insider tips for Washington, D.C. to Chicago O'Hare Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. to Chicago O'Hare Intl Airport trip
Airports
DCA

DCA has a dedicated Metro stop on the Yellow and Blue lines, making it the most affordable way to reach the airport.

Read more about DCAby Emily Zemler
IAD

Security queues at IAD can be long; pay attention to the correct lane as not all support expedited services.

Read more about IADby Ramsey Qubein
ORD

For a quick city transfer from ORD, take the 'L' train from the airport to downtown Chicago, avoiding traffic delays.

Read more about ORDby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on ORD and IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Emily Zemler

Emily Zemler

Expert on DCA

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

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

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Washington, D.C. 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 Washington, D.C. to Chicago O'Hare Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to O'Hare Intl. Price data was last updated on June 9, 2025.

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. to Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Chicago O'Hare Intl Airport (average of $245). Flying from Washington, D.C. to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 WAS to ORD?

Find hourly flight availability from Washington, D.C. to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s optimal to fly from Washington, D.C. to Chicago O'Hare Intl Airport in the evening. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to O'Hare Intl. Price data was last updated on June 8, 2025.

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

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

Explore weekly flight availability from Washington, D.C. to O'Hare Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

The most flights from WAS to ORD are scheduled on a Thursday (81 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (40 on average).

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated June 12, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Chicago, such as Alaska Airlines, Southwest and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
8.0
Very good

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to O'Hare Intl. 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 Washington, D.C. to Chicago O'Hare Intl Airport round-trip?

    Spirit Airlines, at $118, was found to be the cheapest airline from Washington, D.C. to Chicago O'Hare Intl Airport.Alternate airlines to your destination round-trip include Frontier and Southwest. Spirit Airlines is priced at 60% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $73 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $78 and United Airlines from $79 one-way.

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

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

    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 Washington, D.C. to Chicago O'Hare Intl Airport on time: ANA (96%), Cathay Pacific (88%), Spirit Airlines (88%).

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

    Looking at all options, your cheapest flight can be booked for $72. While the most popular route (Baltimore/Washington - Chicago O'Hare Intl) can be booked for $98 on average our data indicates $977 when flying from Washington, D.C. to Chicago O'Hare Intl Airport.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to O'Hare Intl 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 Washington, D.C. to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Chicago O'Hare Intl Airport (average of $245). Flying from Washington, D.C. to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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.

See more FAQs

Traveling to a place near Washington, D.C.?

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

See prices for flight routes from nearby airports that may be better suited for you.

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

Discover the top 6 airlines that operate flights from Washington, D.C. to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$55Average$158FlexibilityNo cancel feeOn-time65%
FrontierCheapest$70Average$165FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$145Average$328FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$155Average$318FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$166Average$288FlexibilityNo cancel feeOn-time63%
DeltaCheapest$176Average$244FlexibilityNo cancel feeOn-timeN/A

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