Find Deals on Flights from Chicago O'Hare International to Washington Dulles Intl (ORD - IAD)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Chicago O'Hare International to Washington Dulles Intl

(Round-trip)
Depart: Tue Sep 13 2016 Return: Wed Sep 21 2016 Trip spans 9 days
Depart: Tue Oct 18 2016 Return: Wed Oct 19 2016 Trip spans 2 days
Depart: Sun Oct 9 2016 Return: Sat Oct 15 2016 Trip spans 7 days
Depart: Tue Dec 27 2016 Return: Sat Dec 31 2016 Trip spans 5 days
Depart: Sat Feb 18 2017 Return: Wed Feb 22 2017 Trip spans 5 days
Depart: Wed Sep 14 2016 Return: Tue Sep 20 2016 Trip spans 7 days
Depart: Wed Sep 21 2016 Return: Thu Sep 22 2016 Trip spans 2 days
Depart: Sat Oct 1 2016 Return: Thu Oct 6 2016 Trip spans 6 days
Depart: Mon Oct 3 2016 Return: Tue Oct 4 2016 Trip spans 2 days
Depart: Mon Oct 10 2016 Return: Thu Oct 20 2016 Trip spans 11 days
Depart: Fri Sep 16 2016 Return: Sun Sep 18 2016 Trip spans 3 days
Depart: Sat Oct 15 2016 Return: Mon Oct 17 2016 Trip spans 3 days
Depart: Tue Jan 3 2017 Return: Wed Jan 4 2017 Trip spans 2 days
Depart: Tue Sep 20 2016 Return: Thu Sep 22 2016 Trip spans 3 days
Depart: Mon Oct 17 2016 Return: Sat Oct 22 2016 Trip spans 6 days
Depart: Fri Sep 23 2016 Return: Sun Sep 25 2016 Trip spans 3 days
Depart: Sun Sep 18 2016 Return: Mon Sep 19 2016 Trip spans 2 days
Depart: Thu Oct 20 2016 Return: Mon Oct 24 2016 Trip spans 5 days
Depart: Mon Sep 26 2016 Return: Fri Sep 30 2016 Trip spans 5 days
Depart: Sat Oct 22 2016 Return: Wed Oct 26 2016 Trip spans 5 days
Direct flights ORD to IAD on United
Flight # Depart ORD Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
4529 7:30 am 10:23 am Sep 1 - Sep 6
4627 7:30 am 10:23 am Sep 7 - Oct 4
632 8:24 am 11:16 am Aug 27 - Sep 3
632 8:35 am 11:27 am Oct 2 - Oct 2
632 8:55 am 11:47 am Sep 19 - Oct 4
632 8:55 am 11:47 am Sep 9 - Sep 13
632 8:55 am 11:47 am Sep 10 - Sep 10
632 8:55 am 11:47 am Sep 7 - Oct 5
632 8:55 am 11:47 am Sep 24 - Oct 1
632 8:55 am 11:46 am Sep 17 - Sep 17
632 8:55 am 11:46 am Sep 6 - Sep 6
632 8:55 am 11:47 am Sep 16 - Sep 16
632 8:55 am 11:47 am Sep 25 - Sep 25
632 8:55 am 11:47 am Sep 11 - Sep 18
632 8:55 am 11:46 am Aug 23 - Sep 2
632 8:55 am 11:46 am Sep 1 - Sep 1
632 8:55 am 11:46 am Sep 5 - Sep 5
632 8:55 am 11:47 am Sep 4 - Sep 4
795 10:30 am 1:22 pm Oct 2 - Oct 2
795 10:30 am 1:22 pm Sep 11 - Sep 25
795 10:50 am 1:42 pm Aug 23 - Sep 2
795 10:50 am 1:42 pm Sep 6 - Sep 6
795 10:50 am 1:42 pm Sep 4 - Sep 5
795 10:55 am 1:47 pm Sep 7 - Oct 4
912 1:00 pm 4:03 pm Sep 8 - Sep 16
912 1:00 pm 4:02 pm Sep 7 - Sep 7
912 1:00 pm 4:03 pm Sep 19 - Sep 30
912 1:00 pm 4:02 pm Sep 18 - Sep 18
912 1:00 pm 4:03 pm Sep 10 - Oct 1
498 1:05 pm 4:08 pm Aug 23 - Sep 6
498 1:05 pm 4:08 pm Sep 2 - Sep 5
498 1:05 pm 4:08 pm Sep 4 - Sep 4
1566 1:09 pm 4:12 pm Aug 27 - Sep 3
912 1:14 pm 4:17 pm Oct 2 - Oct 2
4700 3:50 pm 6:54 pm Sep 10 - Oct 1
225 5:55 pm 8:54 pm Sep 6 - Sep 6
225 5:55 pm 8:54 pm Aug 23 - Sep 1
225 5:55 pm 8:54 pm Sep 5 - Sep 5
225 5:55 pm 8:53 pm Sep 4 - Sep 4
225 5:55 pm 8:54 pm Sep 2 - Sep 2
225 5:55 pm 8:54 pm Aug 27 - Sep 3
225 6:05 pm 9:07 pm Sep 7 - Sep 8
225 6:05 pm 9:07 pm Sep 27 - Oct 4
225 6:05 pm 9:07 pm Sep 24 - Oct 1
225 6:05 pm 9:07 pm Sep 15 - Sep 15
225 6:05 pm 9:07 pm Sep 22 - Sep 30
225 6:05 pm 9:07 pm Sep 14 - Sep 21
225 6:05 pm 9:07 pm Sep 13 - Sep 13
225 6:05 pm 9:07 pm Sep 12 - Oct 3
225 6:05 pm 9:07 pm Sep 20 - Sep 20
225 6:05 pm 9:07 pm Sep 10 - Sep 17
225 6:09 pm 9:11 pm Sep 9 - Sep 9
225 6:14 pm 9:16 pm Sep 16 - Sep 16
225 6:18 pm 9:20 pm Sep 11 - Sep 18
225 6:18 pm 9:20 pm Oct 2 - Oct 2
225 6:18 pm 9:19 pm Sep 25 - Sep 25
2000 8:50 pm 11:40 pm Sep 2 - Sep 6
2000 8:50 pm 11:40 pm Sep 5 - Sep 5
2000 8:50 pm 11:40 pm Sep 3 - Sep 3
2000 8:55 pm 11:45 pm Oct 1 - Oct 4
2000 8:55 pm 11:45 pm Sep 7 - Sep 15
2000 8:55 pm 11:44 pm Sep 9 - Sep 9
2000 8:55 pm 11:45 pm Sep 16 - Sep 30
2000 8:55 pm 11:45 pm Sep 17 - Sep 28
2000 8:55 pm 11:44 pm Sep 29 - Sep 29
2000 8:55 pm 11:45 pm Sep 10 - Sep 10
2000 9:06 pm 11:56 pm Sep 1 - Sep 1
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

^ The fares displayed in KAYAK ads found on other sites include all taxes and fees for economy class travel and were found by KAYAK users in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
Airports
Origin

Chicago
$140
Destination

Washington
$140
Airlines Airline reviews

28 travelers who booked a flight from Chicago to Washington rated their chosen airlines with an average of 5.9.

Overall
6.1
Boarding
5.9
Crew
6.5
Comfort
5.9
Food
5.3
Entertainment
5.3