Cheap Flight Tickets from Chicago (ORD) to Washington (IAD), Starting at $251

Good to Know: Cheapest and Fastest ORD - IAD Flights

Useful information for finding best airline tickets from Chicago O'Hare International to Washington Dulles International on your next trip.

Cheapest Round Trip Flight

$495

DL Delta Airlines • 1 stop • 8h 33m

Jun 29 – Jul 06

The cheapest round trip flight from Chicago to Washington (ORD-IAD-ORD) is currently $495

🔍 Search Flights

Cheapest One way Flight

$251

DL Delta Airlines • 1 stop • 8h 42m

Jun 22

The cheapest one way flight from Chicago to Washington (ORD-IAD) is currently $251

🔍 Search Flights

Cheapest Direct Flight

$281

UA United Airlines • nonstop • 2h 34m

Jun 28

The cheapest nonstop flight from Chicago to Washington (ORD-IAD) is currently $281

🔍 Search Flights

Fastest Flight

2h 30m

The fastest nonstop flight from Chicago to Washington (ORD-IAD) takes 2h 30m

Top Airlines Flying from Chicago to Washington

Delta Airline, DL

Delta Airlines

Southwest Airlines-WN

Southwest Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Chicago (ORD) to Washington (IAD)

Compare and book low fare round-trip air tickets from Chicago to Washington. Ideal for travelers with confirmed return itineraries.

Jun 29 - Jul 06, Economy
DL
Chicago → Washington
8h 33m
5:30 AM - 11:43 AM • 1 stop
DL
Chicago → Washington
8h 40m
7:39 PM - 11:59 PM • 1 stop
$495
Delta Airlines
Jun 29 - Jul 06, Economy
DL
Chicago → Washington
7h 29m
1:46 PM - 7:35 PM • 1 stop
DL
Chicago → Washington
8h 40m
7:39 PM - 11:59 PM • 1 stop
$495
Delta Airlines
Jun 29 - Jul 06, Economy
DL
Chicago → Washington
32h 6m
3:22 PM - 11:48 AM • 2 stops
DL
Chicago → Washington
8h 40m
7:39 PM - 11:59 PM • 1 stop
$557
Delta Airlines
Jun 29 - Jul 06, Economy
DL
Chicago → Washington
10h 27m
6:35 AM - 2:02 PM • 1 stop
DL
Chicago → Washington
8h 40m
7:39 PM - 11:59 PM • 1 stop
$600
Delta Airlines
Jun 29 - Jul 06, Economy
DL
Chicago → Washington
13h 27m
2:07 PM - 11:14 PM • 1 stop
DL
Chicago → Washington
8h 40m
7:39 PM - 11:59 PM • 1 stop
$643
Delta Airlines
Jun 29 - Jul 06, Economy
DL
Chicago → Washington
14h 7m
9:48 AM - 7:35 PM • 1 stop
DL
Chicago → Washington
8h 40m
7:39 PM - 11:59 PM • 1 stop
$656
Delta Airlines

Fly from Chicago to Washington with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Chicago to Washington? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Chicago to Washington Flights

What are the airports in Chicago?
MDW,ORD
What’s the most popular airline flying from ORD to IAD?
The most popular airline flying from Chicago to Washington are
Can I fly from ORD to IAD non-stop?
Yes, you can fly ORD to IAD non-stop on
Which airlines fly nonstop between Chicago and Washington?
The non-stop flights between Chicago and Washington are .
What’s the earliest departure time from ORD to IAD Airport?
The earliest flight leaves ORD at 5:30 am and lands in IAD - Washington Dulles International
What are the airports in Washington?
IAD,BWI,DCA
Can I make changes to my Chicago to Washington flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ORD to IAD?
Read the fare rules of the Chicago to Washington air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Chicago and Washington?
operate flights between Chicago and Washington
How long does a flight from Chicago to Washington take?
It takes approximately 2 hour to fly non-stop from ORD to IAD, which is 588.64 miles by air.
Which airlines provide the cheapest flights from Chicago (ORD) to Washington (IAD) ?
In the past couple of days, the cheapest tickets to IAD from ORD were found on UA : USD 274
Do I need a passport to fly between ORD and IAD?
No
What’s the latest departure time from ORD to IAD ?
The last flight leaves ORD at 9:55 pm

Chicago (ORD) to Washington (IAD): Airport Information

Origin Airport Chicago O'Hare International , Chicago, US
Destination Airport Washington Dulles International , Washington, US
Distance 589 miles

More Flight Options for Chicago (ORD) and Washington (IAD)

Why Fareleaders for ORD to IAD Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on Chicago to Washington flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on ORD to IAD flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of Chicago to Washington flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the Chicago (ORD) to Washington (IAD)
Terms and Conditions*