Flight information for Chicago to Washington Dulles Intl Airport
(CHI to IAD)
Find info about flight duration, direct flights, and airports for your flight from Chicago to Washington Dulles Intl Airport
| Best Price Found | $157 | The best flight deal from Chicago to Washington Dulles Intl Airport found on momondo in the last 72 hours is $157 |
| Fastest flight time | 1h 47m | The fastest flight from Chicago to Washington Dulles Intl Airport takes 1h 47m |
| Direct flights | Mon, Tue, Wed, Thu, Fri and Sat | Direct flights go from Chicago to Washington Dulles Intl Airport on Monday, Tuesday, Wednesday, Thursday, Friday and Saturday. The only airline offering direct flights is Air Canada. |
How to get the cheapest flight ticket from Chicago to Washington Dulles Intl Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Chicago to Washington Dulles Intl Airport?
August
The cheapest time of year to fly to Washington Dulles Intl Airport from Chicago is August. Most expensive is January
What is the cheapest airline that flies to Washington Dulles Intl Airport from Chicago?
Spirit Airlines
American Airlines, Delta, and Major Airline are the most popular carriers operating from Chicago to Washington Dulles Intl Airport
How far in advance should you book Chicago to Washington Dulles Intl Airport flights?
23 days before
The cheapest time to buy a flight from Chicago to Washington Dulles Intl Airport is approximately 23 days to departure
Easily compare round-trip flights from Chicago to Washington Dulles Intl Airport
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Washington Dulles Intl Airport by changing tabs
United Airlines![United Airlines]()
Dec 7![United Airlines]()
Dec 7
ORD5:40 amChicago O'Hare Intl
3h 58m
1 stop
IAD9:38 amWashington Dulles Intl
IAD12:05 pmWashington Dulles Intl
2h 02m
ORD2:07 pmChicago O'Hare Intl
Multiple Airlines![Multiple Airlines]()
Dec 6![Multiple Airlines]()
Dec 9
ORD4:05 pmChicago O'Hare Intl
1h 45m
IAD5:50 pmWashington Dulles Intl
IAD6:03 amWashington Dulles Intl
14h 03m
1 stop
ORD8:06 pmChicago O'Hare Intl
American Airlines![American Airlines]()
Nov 11![American Airlines]()
Nov 16
ORD7:25 amChicago O'Hare Intl
6h 05m
1 stop
IAD1:30 pmWashington Dulles Intl
IAD6:01 amWashington Dulles Intl
4h 23m
1 stop
ORD10:24 amChicago O'Hare Intl
Delta![Delta]()
Nov 12![Delta]()
Nov 15
ORD1:44 pmChicago O'Hare Intl
4h 15m
1 stop
IAD5:59 pmWashington Dulles Intl
IAD1:23 pmWashington Dulles Intl
3h 55m
1 stop
ORD5:18 pmChicago O'Hare Intl
United Airlines![United Airlines]()
Nov 2![United Airlines]()
Nov 2
ORD6:45 amChicago O'Hare Intl
1h 50m
IAD8:35 amWashington Dulles Intl
IAD1:15 pmWashington Dulles Intl
19h 46m
1 stop
ORD9:01 amChicago O'Hare Intl
Find the cheapest one-way flights from Chicago to Washington Dulles Intl Airport
If you're looking for one-way flights from Chicago to Washington Dulles Intl Airport, view some of our deals below provided by Frontier and United Airlines
Search last-minute flights to Washington Dulles Intl Airport from Chicago
Find and compare flight prices for your last-minute flight from Chicago to Washington Dulles Intl Airport
United Airlines![United Airlines]()
Nov 2![United Airlines]()
Nov 3
ORD1:55 pmChicago O'Hare Intl
12h 33m
1 stop
IAD2:28 amWashington Dulles Intl
IAD6:15 amWashington Dulles Intl
2h 08m
ORD8:23 amChicago O'Hare Intl
Multiple Airlines![Multiple Airlines]()
Nov 2![Multiple Airlines]()
Nov 4
ORD3:15 amChicago O'Hare Intl
7h 18m
1 stop
IAD10:33 amWashington Dulles Intl
IAD7:15 amWashington Dulles Intl
10h 46m
1 stop
ORD6:01 pmChicago O'Hare Intl
American Airlines![American Airlines]()
Oct 31![American Airlines]()
Nov 10
ORD1:10 amChicago O'Hare Intl
4h 12m
1 stop
IAD5:22 amWashington Dulles Intl
IAD3:04 pmWashington Dulles Intl
4h 51m
1 stop
ORD7:55 pmChicago O'Hare Intl
Delta![Delta]()
Oct 31![Delta]()
Nov 4
ORD1:34 amChicago O'Hare Intl
5h 08m
1 stop
IAD6:42 amWashington Dulles Intl
IAD2:00 amWashington Dulles Intl
5h 13m
1 stop
ORD7:13 amChicago O'Hare Intl
United Airlines![United Airlines]()
Nov 1![United Airlines]()
Nov 1
ORD6:45 amChicago O'Hare Intl
1h 50m
IAD8:35 amWashington Dulles Intl
IAD1:15 pmWashington Dulles Intl
15h 28m
1 stop
ORD4:43 amChicago O'Hare Intl
Best airlines flying from Chicago to Washington Dulles Intl Airport
Compare and see reviews for airlines that fly from Chicago to Washington Dulles Intl Airport with momondo
AirlineFree CancellationPrice
PriceFrom $43
Free Cancellation
Reviews
Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!
1 / 10
PriceFrom $97
Free Cancellation
Reviews
I had a ticket purchased at 6 am. I was told that I have no ticket upon arrival at the airport. I had to buy a new ticket and change my plans. I hope I get a refund for a failed flight ( 171 flight, CODE M9ZVQB)
1 / 10
PriceFrom $105
Free Cancellation
Reviews
Great
1 / 10
PriceFrom $224
Free Cancellation
Reviews
People were not wearing masks and it was not being enforced by the aircrew
1 / 10
Are airlines flying from Chicago to Washington Dulles Intl offering flexible cancellation due to COVID-19?
Some of our partner airlines flying from Chicago to Washington Dulles Intl are adopting new policies due to the global impact of COVID-19. Some of the airlines that may be waiving their cancellation fees are United Airlines, Delta, and American Airlines. You can search for the full list of airlines like United Airlines that are offering this flexibility.
How far is Chicago to Washington Dulles Intl by plane?
The straight-line distance from Chicago to Washington Dulles Intl is 571.5 mi. Flights usually cover this in 1h 45m, depending on flying conditions and air traffic around both airports.
Can I fly to Washington Dulles Intl from Chicago right now?
Information is based on travel restrictions for travel to Washington Dulles Intl within the United States
Most visitors from Chicago need to provide a negative COVID-19 test result and/or quarantine to enter Washington Dulles Intl.
COVID-19 testing requirements
Visitors from Chicago must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.
Quarantine requirements
Visitors from Chicago are not required to quarantine after entering Washington Dulles Intl.
Most visitors from Chicago need to provide a negative COVID-19 test result and/or quarantine to enter Washington Dulles Intl.
COVID-19 testing requirements
Visitors from Chicago must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.
Quarantine requirements
Visitors from Chicago are not required to quarantine after entering Washington Dulles Intl.
Can I fly back to Chicago from Washington Dulles Intl?
Returning to Chicago from Washington Dulles Intl
COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago.
Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering Chicago.
COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Chicago.
Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering Chicago.
Alternative routes for Chicago to Washington Dulles Intl Airport
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Peoria, Illinois to Washington Reagan-National Airport Flights
Fastest flight time3h 48m
Cheapest price$225