￥20,380 Cheap Flights from Chicago (ORD) to Washington (IAD)

View ￥20,380 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Chicago to Washington (ORD-IAD)

Prices were available within the past 7 days and start at ￥20,380 for one-way flights and ￥44,300 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Oct 8 - Tue, Oct 14
ORD
Chicago
IAD
Washington
￥44,300 Roundtrip, found 2 days ago
￥44,300
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 8 from Chicago to Washington, returning Tue, Oct 14, priced at ￥44,300 found 2 days ago
Delta
Thu, Nov 27 - Sun, Dec 14
ORD
Chicago
IAD
Washington
￥45,260 Roundtrip, found 20 hours ago
￥45,260
Roundtrip
found 20 hours ago
Select Delta flight, departing Thu, Nov 27 from Chicago to Washington, returning Sun, Dec 14, priced at ￥45,260 found 20 hours ago
Delta
Tue, Oct 14 - Wed, Oct 15
ORD
Chicago
IAD
Washington
￥45,370 Roundtrip, found 2 days ago
￥45,370
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Oct 14 from Chicago to Washington, returning Wed, Oct 15, priced at ￥45,370 found 2 days ago
Delta
Sat, Oct 11 - Tue, Oct 14
ORD
Chicago
IAD
Washington
￥48,700 Roundtrip, found 2 days ago
￥48,700
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Oct 11 from Chicago to Washington, returning Tue, Oct 14, priced at ￥48,700 found 2 days ago
United
Tue, Oct 14 - Thu, Oct 16
ORD
Chicago
IAD
Washington
￥48,940 Roundtrip, found 2 days ago
￥48,940
Roundtrip
found 2 days ago
Select United flight, departing Tue, Oct 14 from Chicago to Washington, returning Thu, Oct 16, priced at ￥48,940 found 2 days ago
Delta
Wed, Oct 8 - Fri, Oct 17
ORD
Chicago
IAD
Washington
￥51,070 Roundtrip, found 2 days ago
￥51,070
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Oct 8 from Chicago to Washington, returning Fri, Oct 17, priced at ￥51,070 found 2 days ago
Delta
Thu, Oct 9 - Tue, Oct 14
ORD
Chicago
IAD
Washington
￥51,610 Roundtrip, found 2 days ago
￥51,610
Roundtrip
found 2 days ago
Select Delta flight, departing Thu, Oct 9 from Chicago to Washington, returning Tue, Oct 14, priced at ￥51,610 found 2 days ago
Delta
Tue, Oct 14 - Fri, Oct 17
ORD
Chicago
IAD
Washington
￥52,140 Roundtrip, found 2 days ago
￥52,140
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Oct 14 from Chicago to Washington, returning Fri, Oct 17, priced at ￥52,140 found 2 days ago
United
Sat, Nov 29 - Thu, Dec 18
ORD
Chicago
IAD
Washington
￥53,460 Roundtrip, found 20 hours ago
￥53,460
Roundtrip
found 20 hours ago
Select United flight, departing Sat, Nov 29 from Chicago to Washington, returning Thu, Dec 18, priced at ￥53,460 found 20 hours ago
American Airlines
Tue, Oct 7 - Sat, Oct 11
ORD
Chicago
IAD
Washington
￥62,360 Roundtrip, found 3 days ago
￥62,360
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Oct 7 from Chicago to Washington, returning Sat, Oct 11, priced at ￥62,360 found 3 days ago

Find the cheapest month to fly from Chicago (ORD) to Washington (IAD)

February is typically the cheapest month to fly

From ￥16,316 - ￥74,841 per traveler.

Frequently asked questions

How much is a flight from O'Hare Airport to Washington Dulles Intl. Airport (IAD)?
Round-trip journeys from O'Hare Intl. Airport (ORD) to Dulles Intl. Airport start from ￥44,300. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book now to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from O'Hare Intl. Airport (ORD) to Washington Dulles Intl. Airport (IAD)?
Most flights can be canceled online, but whether or not you are charged a fee differs between airlines. If you do need to cancel your getaway, follow the instructions in the Customer Service Portal.
How do I find cheap flights from O'Hare Intl. Airport (ORD) to Washington Dulles Intl. Airport (IAD) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ORD to Dulles Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from ORD to Dulles Intl. Airport?
With the average flight time between ORD and Washington Dulles Intl. Airport (IAD) an easy 1 hour and 55 minutes, you'll be strolling around Chantilly before you know it.
How far is the flight from ORD to IAD?
It's just 950 kilometers between O'Hare Intl. Airport (ORD) and IAD. Chances are you'll spend more time traveling to and from the airport than actually flying!
Which airlines fly direct from O'Hare Airport to Washington Dulles Intl. Airport (IAD)?
With 152 flights every month from O'Hare Airport to Washington Dulles Intl. Airport (IAD), United Airlines (UA) is a terrific choice. Another airline servicing this route is Sun Country Airlines (SY). You'll have 4 flights every month to take your pick of.
Are O'Hare Intl. Airport (ORD) to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Flight tickets from ORD to IAD are available up to 12 months prior to departure on Expedia. And although you may score a fantastic last-minute deal, it's never a sure thing. Also, booking your flights in advance means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We're constantly updating our fares to make sure you get the biggest bargains, so keep checking in for all the latest specials.

Travel information

Travel information

Origin airport
O'Hare Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
￥44,300
Distance
940 km
Average flight time
4 hours 16 mins

Book with confidence

Book with confidence

Chicago to Washington Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Chicago to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Washington.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ORD to IAD flights that won’t make your bank account wince. Ready to temporarily leave behind Chicago for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to IAD with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Chicago to Washington Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

Chicago nearby Airports

Chicago

Midway Intl. to Washington
￥50,750
*Available to Expedia members.