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Dulles Intl

$70+ Cheap flights from O'Hare Intl (ORD) to Dulles Intl (IAD)

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IAD
Dec 28 — Jan 41
Sat 12/28
Sat 1/4
1 adult, Economy
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The best prices from Chicago O'Hare Intl to Washington, D.C. Dulles Intl are usually found in February or July, booked 60 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from O'Hare Intl to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Dulles Intl (IAD). 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 December 23, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$158
(CheapOair)

One-way from

$70
(Mytrip)

Popular in

December

Cheapest in

February

Average price

$369
Provider with most accurate pricing for Chicago O'Hare Intl-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Washington, D.C. Dulles Intl flights.
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From Chicago O'Hare Intl to Washington, D.C. Dulles Intl
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One-way flight from Chicago O'Hare Intl to Washington, D.C. Dulles Intl
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High demand for flights, 1% potential price rise
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Best time to find cheap flights, 1% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from O'Hare Intl to Dulles Intl

Cheapest flights from O'Hare Intl to Dulles Intl
Explore the most affordable flight options available from O'Hare Intl to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2024.

This Gotogate deal was found by Cheapflights users on 12/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/287:10 amORD - IAD
1 stop9h 17mFrontier
Fri 1/1011:32 amIAD - ORD
1 stop11h 58mFrontier
Deal found 12/21$390
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Sat 12/289:05 pmORD - IAD
Nonstop1h 54mUnited Airlines
Fri 1/1010:09 pmIAD - ORD
Nonstop2h 06mUnited Airlines
Deal found 12/21$428
This American Airlines deal was found by Cheapflights users on 12/22. 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.
Sun 12/295:27 pmORD - IAD
1 stop5h 35mAmerican Airlines
Sun 1/55:00 amIAD - ORD
1 stop4h 55mAmerican Airlines
Deal found 12/22$463
This Mytrip deal was found by Cheapflights users on 12/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/298:03 pmORD - IAD
2 stops23h 14mMultiple Airlines
Sun 1/59:35 pmIAD - ORD
3 stops27h 58mMultiple Airlines
Deal found 12/22$531
This Delta deal was found by Cheapflights users on 12/22. 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.
Mon 12/307:00 amORD - IAD
1 stop3h 50mDelta
Thu 1/26:00 amIAD - ORD
1 stop4h 21mDelta
Deal found 12/22$538
This Alaska Airlines deal was found by Cheapflights users on 12/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/257:07 pmORD - IAD
1 stop21h 51mAlaska Airlines
Sun 12/297:00 amIAD - ORD
1 stop22h 40mAlaska Airlines
Deal found 12/21$1,349

Find flights from O'Hare Intl to Dulles Intl within your budget

Customize your flight search to find flights from O'Hare Intl to Dulles 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 December 23, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Fri 1/10

10:59 am-6:18 pm

1 stop6h 19m

Washington, D.C. Dulles Intl

Sun 1/12

5:57 pm-4:38 pm

1 stop23h 41m

$158

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 2/12

3:51 pm-6:43 pm

Nonstop1h 52m

Washington, D.C. Dulles Intl

Tue 2/25

10:20 pm-11:29 pm

Nonstop2h 09m

$194

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 2/5

6:45 am-11:48 am

1 stop4h 03m

Washington, D.C. Dulles Intl

Wed 2/12

6:00 am-9:16 am

1 stop4h 16m

$210

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 1/6

5:27 pm-12:02 am

1 stop5h 35m

Washington, D.C. Dulles Intl

Tue 1/7

5:00 am-10:38 am

1 stop6h 38m

$256

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 2/12

7:13 pm-8:56 pm

2 stops24h 43m

Washington, D.C. Dulles Intl

Wed 2/19

8:25 am-10:35 am

3 stops27h 10m

$340

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sun 2/2

4:18 pm-5:20 pm

1 stop24h 02m

$70

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sun 2/23

9:05 pm-11:57 pm

Nonstop1h 52m

$96

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 1/13

5:45 am-11:57 am

1 stop5h 12m

$105

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 1/6

4:10 pm-12:02 am

1 stop6h 52m

$128

ChicagoWashington, D.C.

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 2/12

7:13 pm-8:56 pm

2 stops24h 43m

$144

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 11 results
1
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Compare providers for flights from O'Hare Intl to Dulles Intl

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 Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust 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. Dulles Intl Airport 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. Dulles Intl Airport 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. Dulles Intl Airport 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. Dulles Intl Airport 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. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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.

Travel insights for flights from O'Hare Intl to Dulles Intl

Get recent, data-driven insights about flights from O'Hare Intl to Dulles Intl including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Dulles Intl. Price data was last updated on December 20, 2024.

To ensure you get the cheapest price possible for a flight from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport, you should look to book at least 60 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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 IAD?

Find hourly flight availability from O'Hare Intl to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2024.

It’s typically best to fly out from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport in the morning. Doing so could potentially save you 11% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Dulles Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Monday 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. Dulles Intl Airport

Explore weekly flight availability from O'Hare Intl to Dulles 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 December 23, 2024.

The most flights from ORD to IAD are scheduled on a Sunday (22 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles 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 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 Dulles Intl

Get insights into the airlines that provide service to Dulles 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 Dulles Intl. Reviews last updated December 23, 2024.
Get a feel of what it's like to fly with Frontier, United Airlines and Delta from Chicago to Washington, D.C. by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,588 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,588 reviews
Delta
8.0
Very good
8,588 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
9,020 reviews
Delta
8.0
Very good
8,588 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,588 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Sun Country Air
7.0
Good
392 reviews
Delta
8.0
Very good
8,588 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Frontier
6.1
Okay
3,469 reviews
Delta
8.0
Very good
8,588 reviews

Food

7.3

Entertainment

7.9

Comfort

8.0

Boarding

8.2

Overall

8.0

Crew

8.6

Reviews

1 / 10

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    Flying on Frontier is currently your cheapest option to Washington, D.C. Dulles Intl Airport, with prices starting at $158. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $194 and $210, respectively. Frontier is currently priced 49% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $70. However, be on the lookout for offers from United Airlines and Delta, as they are both options that can get you from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport consider choosing Air China (100%), Copa Airlines (95%) or Air Canada (94%) as they are the most reliable in getting you off to your destination on time.

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

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport? While on average our users pay $1,135, our data indicates the cheapest price to be $114. The most popular route (Chicago O'Hare Intl - Washington, D.C. Dulles Intl), is priced around $169.

  • Can I find deals for flights from O'Hare Intl to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from O'Hare Intl to Dulles Intl?

    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 Dulles Intl.

  • Can I find deals for business class flights from O'Hare Intl to Dulles Intl?

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

    Currently, August is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Chicago O'Hare Intl Airport to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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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Alternative routes for O'Hare Intl to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Reagan-National flights
O'Hare Intl to Baltimore flights
Midway to Reagan-National flights
Midway to Dulles Intl flights
Midway to Baltimore flights

Top 4 airlines flying from O'Hare Intl to Dulles Intl

Discover the top 4 airlines that operate flights from O'Hare Intl to Dulles 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 December 23, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$164FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$121Average$332FlexibilityNo cancel feeOn-time71%
DeltaCheapest$175Average$252FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$180Average$306FlexibilityNo cancel feeOn-time69%
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