Find Deals on Flights from Washington Dulles Intl to Chicago (IAD - CHI)

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 Washington Dulles Intl to Chicago

(Round-trip)
Depart: Tue Aug 2 2016 Return: Tue Aug 9 2016 Trip spans 8 days
Depart: Sat Aug 20 2016 Return: Wed Aug 24 2016 Trip spans 5 days
Depart: Sat Oct 1 2016 Return: Tue Oct 4 2016 Trip spans 4 days
Depart: Thu Aug 25 2016 Return: Mon Aug 29 2016 Trip spans 5 days
Depart: Wed Aug 31 2016 Return: Wed Sep 7 2016 Trip spans 8 days
Depart: Thu Aug 18 2016 Return: Sat Aug 20 2016 Trip spans 3 days
Depart: Thu Sep 8 2016 Return: Sun Sep 11 2016 Trip spans 4 days
Depart: Wed Sep 7 2016 Return: Tue Sep 13 2016 Trip spans 7 days
Depart: Sun Jul 31 2016 Return: Tue Aug 2 2016 Trip spans 3 days
Depart: Sat Dec 3 2016 Return: Wed Dec 7 2016 Trip spans 5 days
Depart: Mon Aug 29 2016 Return: Tue Sep 6 2016 Trip spans 9 days
Depart: Tue Sep 20 2016 Return: Thu Sep 22 2016 Trip spans 3 days
Depart: Sat Oct 1 2016 Return: Mon Oct 3 2016 Trip spans 3 days
Depart: Sun Aug 7 2016 Return: Thu Aug 11 2016 Trip spans 5 days
Depart: Sun Aug 28 2016 Return: Sun Sep 4 2016 Trip spans 8 days
Depart: Thu Oct 20 2016 Return: Sun Oct 23 2016 Trip spans 4 days
Depart: Tue Nov 1 2016 Return: Mon Nov 7 2016 Trip spans 7 days
Depart: Thu Sep 22 2016 Return: Wed Oct 5 2016 Trip spans 14 days
Depart: Sun Jul 31 2016 Return: Thu Aug 11 2016 Trip spans 12 days
Depart: Thu Nov 3 2016 Return: Tue Nov 8 2016 Trip spans 6 days
Direct flights IAD to CHI on United
Flight # Depart IAD Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
1585 6:30 am 7:37 am Aug 11 - Aug 15
1585 6:30 am 7:36 am Aug 4 - Aug 4
1585 6:30 am 7:37 am Aug 3 - Aug 10
1585 6:30 am 7:37 am Aug 7 - Aug 14
1585 6:38 am 7:45 am Jul 30 - Aug 13
204 6:45 am 7:50 am Aug 16 - Aug 16
4630 6:45 am 7:50 am Aug 18 - Aug 25
4630 6:45 am 7:50 am Aug 17 - Aug 31
4630 6:45 am 7:50 am Sep 1 - Sep 6
374 8:30 am 9:38 am Aug 29 - Aug 29
374 8:30 am 9:38 am Aug 21 - Aug 28
374 8:30 am 9:35 am Aug 12 - Aug 12
374 8:30 am 9:35 am Aug 15 - Aug 15
374 8:30 am 9:35 am Aug 7 - Aug 14
374 8:30 am 9:38 am Aug 20 - Aug 27
374 8:30 am 9:33 am Aug 11 - Aug 11
374 8:30 am 9:38 am Aug 17 - Aug 17
374 8:30 am 9:35 am Jul 30 - Aug 13
374 8:30 am 9:38 am Aug 31 - Aug 31
374 8:30 am 9:38 am Aug 18 - Aug 23
374 8:30 am 9:38 am Aug 22 - Aug 24
374 8:30 am 9:38 am Aug 30 - Aug 30
374 8:30 am 9:38 am Aug 25 - Sep 1
374 8:30 am 9:38 am Sep 3 - Sep 3
374 8:30 am 9:38 am Sep 2 - Sep 2
374 8:30 am 9:35 am Aug 4 - Aug 10
4630 8:30 am 9:40 am Sep 4 - Sep 4
374 8:35 am 9:43 am Aug 16 - Aug 16
485 10:15 am 11:15 am Aug 4 - Aug 4
485 10:15 am 11:15 am Aug 15 - Aug 15
485 10:15 am 11:15 am Aug 9 - Aug 11
485 10:15 am 11:15 am Aug 7 - Aug 14
485 10:15 am 11:15 am Aug 6 - Aug 13
485 10:15 am 11:15 am Aug 5 - Aug 12
216 10:21 am 11:20 am Sep 3 - Sep 3
485 10:21 am 11:20 am Aug 16 - Sep 6
485 10:21 am 11:20 am Aug 28 - Aug 28
485 10:21 am 11:20 am Aug 22 - Sep 5
485 10:21 am 11:20 am Aug 21 - Aug 21
485 10:21 am 11:20 am Aug 20 - Aug 27
485 10:21 am 11:20 am Aug 19 - Sep 2
221 12:30 pm 1:30 pm Aug 15 - Aug 15
221 12:30 pm 1:30 pm Aug 7 - Aug 14
221 12:35 pm 1:34 pm Aug 4 - Aug 4
221 12:35 pm 1:35 pm Aug 11 - Aug 12
221 12:35 pm 1:35 pm Aug 3 - Aug 10
4620 12:35 pm 1:37 pm Jul 30 - Aug 13
221 12:38 pm 1:37 pm Aug 8 - Aug 8
221 12:42 pm 1:37 pm Aug 21 - Aug 21
221 12:42 pm 1:37 pm Aug 28 - Aug 28
221 12:42 pm 1:38 pm Sep 4 - Sep 4
221 12:45 pm 1:40 pm Aug 29 - Sep 2
221 12:45 pm 1:40 pm Aug 16 - Aug 25
221 12:45 pm 1:40 pm Aug 26 - Aug 26
221 12:46 pm 1:41 pm Aug 31 - Aug 31
221 12:50 pm 1:46 pm Sep 3 - Sep 3
843 2:00 pm 2:59 pm Aug 18 - Aug 18
221 2:29 pm 3:28 pm Aug 20 - Aug 20
221 2:38 pm 3:37 pm Aug 27 - Aug 27
220 3:38 pm 4:41 pm Aug 4 - Aug 4
511 5:05 pm 6:20 pm Aug 9 - Aug 12
511 5:05 pm 6:20 pm Aug 5 - Aug 5
511 5:05 pm 6:20 pm Aug 15 - Aug 15
511 5:05 pm 6:20 pm Aug 10 - Aug 10
511 5:05 pm 6:20 pm Aug 8 - Aug 11
511 5:05 pm 6:18 pm Aug 6 - Aug 13
511 5:05 pm 6:20 pm Aug 4 - Aug 4
511 5:12 pm 6:27 pm Aug 7 - Aug 14
511 5:15 pm 6:27 pm Aug 31 - Aug 31
511 5:15 pm 6:27 pm Aug 21 - Aug 28
511 5:15 pm 6:27 pm Aug 17 - Aug 30
511 5:15 pm 6:27 pm Sep 1 - Sep 6
511 5:15 pm 6:27 pm Aug 16 - Aug 16
511 5:15 pm 6:27 pm Sep 4 - Sep 4
511 5:16 pm 6:28 pm Aug 27 - Aug 27
511 5:16 pm 6:28 pm Aug 20 - Aug 20
511 5:18 pm 6:30 pm Sep 3 - Sep 3
204 7:10 pm 8:20 pm Aug 25 - Aug 25
4648 8:00 pm 9:17 pm Jul 31 - Aug 14
574 8:28 pm 9:43 pm Aug 10 - Aug 10
1282 10:00 pm 11:03 pm Jul 31 - Aug 14
1282 10:30 pm 11:33 pm Aug 6 - Aug 6
1282 10:30 pm 11:32 pm Aug 11 - Aug 15
1282 10:30 pm 11:33 pm Aug 12 - Aug 13
1282 10:30 pm 11:33 pm Aug 4 - Aug 10
1282 10:35 pm 11:34 pm Aug 17 - Aug 23
1282 10:35 pm 11:34 pm Aug 24 - Aug 24
1282 10:35 pm 11:34 pm Aug 16 - Aug 21
1282 10:35 pm 11:34 pm Aug 26 - Sep 2
1282 10:35 pm 11:33 pm Sep 4 - Sep 4
1282 10:35 pm 11:34 pm Aug 25 - Sep 5
4648 10:36 pm 11:37 pm Sep 3 - Sep 3
* 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.

We compile tonnes of data for you
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.

Airports
Origin

Washington
$84
Destination

Chicago
only $84
only $244