Find Cheap 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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Washington Dulles Intl to Chicago

(Round-trip)
Depart: Sat Dec 9 2017 Return: Sun Dec 10 2017 Trip spans 2 days
United
United
IAD
ORD
20h 42m
1 stop
ORD
IAD
1h 43m
nonstop
Depart: Tue Apr 10 2018 Return: Sat Apr 14 2018 Trip spans 5 days
Frontier
Frontier
IAD
ORD
2h 12m
nonstop
ORD
IAD
1h 52m
nonstop
Depart: Sat Dec 16 2017 Return: Sun Dec 17 2017 Trip spans 2 days
United
United
IAD
ORD
18h 57m
1 stop
ORD
IAD
1h 51m
nonstop
Depart: Sat Dec 16 2017 Return: Sun Dec 17 2017 Trip spans 2 days
United
United
IAD
ORD
18h 57m
1 stop
ORD
IAD
1h 51m
nonstop
Depart: Sat Jan 13 2018 Return: Sun Jan 14 2018 Trip spans 2 days
United
United
IAD
ORD
21h 35m
1 stop
ORD
IAD
1h 51m
nonstop
Depart: Sat Feb 17 2018 Return: Sun Feb 18 2018 Trip spans 2 days
United
United
IAD
ORD
13h 57m
1 stop
ORD
IAD
1h 50m
nonstop
Depart: Thu Apr 12 2018 Return: Tue Apr 17 2018 Trip spans 6 days
Frontier
Frontier
IAD
ORD
2h 12m
nonstop
ORD
IAD
1h 52m
nonstop
Depart: Wed Apr 18 2018 Return: Sun Apr 22 2018 Trip spans 5 days
Frontier
Frontier
IAD
ORD
2h 12m
nonstop
ORD
IAD
1h 52m
nonstop
Depart: Wed May 23 2018 Return: Sun May 27 2018 Trip spans 5 days
Frontier
Frontier
IAD
ORD
2h 14m
nonstop
ORD
IAD
1h 55m
nonstop
Depart: Sat Feb 3 2018 Return: Sun Feb 4 2018 Trip spans 2 days
United
United
IAD
ORD
18h 07m
1 stop
ORD
IAD
1h 50m
nonstop
Depart: Fri May 25 2018 Return: Tue May 29 2018 Trip spans 5 days
Frontier
Frontier
IAD
ORD
2h 14m
nonstop
ORD
IAD
1h 55m
nonstop
Depart: Wed Dec 6 2017 Return: Thu Dec 7 2017 Trip spans 2 days
United
United
IAD
ORD
9h 11m
1 stop
ORD
IAD
1h 51m
nonstop
Depart: Fri Apr 20 2018 Return: Sun Apr 22 2018 Trip spans 3 days
Frontier
Frontier
IAD
ORD
2h 12m
nonstop
ORD
IAD
1h 52m
nonstop
Depart: Thu Dec 7 2017 Return: Fri Dec 8 2017 Trip spans 2 days
United
United
IAD
ORD
9h 11m
1 stop
ORD
IAD
1h 51m
nonstop
Depart: Thu Apr 26 2018 Return: Sun Apr 29 2018 Trip spans 4 days
Frontier
Frontier
IAD
ORD
2h 12m
nonstop
ORD
IAD
1h 52m
nonstop
Depart: Thu Dec 7 2017 Return: Fri Dec 8 2017 Trip spans 2 days
United
United
IAD
ORD
9h 11m
1 stop
ORD
IAD
1h 51m
nonstop
Depart: Fri Apr 27 2018 Return: Mon Apr 30 2018 Trip spans 4 days
Frontier
Frontier
IAD
ORD
2h 12m
nonstop
ORD
IAD
1h 52m
nonstop
Depart: Sun Dec 10 2017 Return: Mon Dec 11 2017 Trip spans 2 days
United
United
IAD
ORD
9h 11m
1 stop
ORD
IAD
1h 51m
nonstop
Depart: Fri May 4 2018 Return: Sun May 6 2018 Trip spans 3 days
Frontier
Frontier
IAD
ORD
2h 14m
nonstop
ORD
IAD
1h 55m
nonstop
Depart: Mon Dec 11 2017 Return: Tue Dec 12 2017 Trip spans 2 days
United
United
IAD
ORD
9h 11m
1 stop
ORD
IAD
1h 51m
nonstop
Direct flights IAD to CHI on United
Flight # Depart IAD Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
494 6:00 am 7:10 am Dec 27 - Dec 27
494 6:00 am 7:10 am Dec 28 - Dec 28
494 6:00 am 7:07 am Dec 21 - Dec 21
494 6:18 am 7:29 am Dec 25 - Dec 25
494 6:18 am 7:28 am Dec 20 - Dec 20
494 6:18 am 7:28 am Dec 22 - Dec 29
494 7:08 am 8:15 am Nov 28 - Dec 1
494 7:08 am 8:15 am Nov 29 - Dec 6
494 7:08 am 8:14 am Dec 2 - Dec 17
494 7:08 am 8:15 am Dec 4 - Dec 12
494 7:08 am 8:15 am Dec 7 - Dec 8
494 7:08 am 8:15 am Dec 13 - Dec 13
494 7:08 am 8:15 am Dec 14 - Dec 19
374 8:15 am 9:26 am Dec 23 - Dec 23
374 8:15 am 9:26 am Dec 30 - Dec 30
374 8:23 am 9:34 am Dec 20 - Dec 20
374 8:23 am 9:34 am Dec 21 - Dec 21
374 8:23 am 9:34 am Dec 24 - Dec 31
374 8:23 am 9:33 am Dec 25 - Dec 25
374 8:23 am 9:34 am Dec 22 - Dec 22
374 8:23 am 9:34 am Dec 26 - Dec 29
374 8:23 am 9:34 am Dec 27 - Dec 27
374 8:23 am 9:34 am Dec 28 - Dec 28
660 9:00 am 10:06 am Nov 29 - Dec 17
660 9:00 am 10:07 am Dec 1 - Dec 19
660 10:00 am 11:00 am Nov 30 - Nov 30
660 10:10 am 11:09 am Dec 2 - Dec 16
221 1:48 pm 2:51 pm Dec 20 - Dec 20
221 1:48 pm 2:50 pm Dec 21 - Dec 29
221 1:48 pm 2:50 pm Dec 24 - Dec 27
221 1:48 pm 2:50 pm Dec 25 - Dec 25
221 2:00 pm 3:00 pm Dec 7 - Dec 15
221 2:00 pm 3:00 pm Dec 10 - Dec 10
221 2:00 pm 3:00 pm Dec 17 - Dec 18
221 2:00 pm 2:59 pm Dec 19 - Dec 19
221 2:00 pm 3:00 pm Nov 22 - Dec 13
221 2:00 pm 3:00 pm Nov 23 - Nov 30
221 2:00 pm 3:00 pm Nov 28 - Dec 5
221 2:00 pm 3:00 pm Dec 1 - Dec 3
221 2:02 pm 3:05 pm Dec 23 - Dec 30
221 2:03 pm 3:03 pm Dec 9 - Dec 9
221 2:03 pm 3:03 pm Dec 16 - Dec 16
221 2:03 pm 3:03 pm Dec 2 - Dec 2
511 5:10 pm 6:23 pm Nov 29 - Dec 6
511 5:10 pm 6:23 pm Nov 30 - Dec 4
511 5:10 pm 6:23 pm Dec 1 - Dec 15
511 5:10 pm 6:23 pm Dec 2 - Dec 16
511 5:10 pm 6:23 pm Dec 5 - Dec 5
511 5:10 pm 6:23 pm Dec 7 - Dec 7
511 5:10 pm 6:23 pm Dec 11 - Dec 14
511 5:10 pm 6:23 pm Dec 12 - Dec 19
511 5:10 pm 6:23 pm Dec 13 - Dec 13
511 5:10 pm 6:23 pm Dec 18 - Dec 18
511 5:15 pm 6:28 pm Dec 3 - Dec 10
511 5:15 pm 6:28 pm Dec 17 - Dec 17
511 5:19 pm 6:32 pm Dec 24 - Dec 24
511 5:19 pm 6:32 pm Dec 25 - Dec 25
511 5:19 pm 6:33 pm Dec 26 - Jan 2
511 5:19 pm 6:33 pm Dec 21 - Jan 4
511 5:19 pm 6:33 pm Dec 22 - Jan 5
511 5:19 pm 6:33 pm Dec 20 - Jan 3
511 5:21 pm 6:35 pm Dec 23 - Dec 30
1604 10:15 pm 11:16 pm Dec 15 - Dec 19
1604 10:15 pm 11:16 pm Dec 16 - Dec 16
1604 10:15 pm 11:18 pm Dec 20 - Jan 3
1604 10:15 pm 11:18 pm Dec 21 - Jan 5
1604 10:15 pm 11:17 pm Dec 23 - Dec 30
1604 10:15 pm 11:16 pm Nov 22 - Nov 29
1604 10:15 pm 11:16 pm Nov 28 - Dec 5
1604 10:15 pm 11:16 pm Nov 30 - Dec 2
1604 10:15 pm 11:16 pm Dec 6 - Dec 13
1604 10:15 pm 11:16 pm Dec 7 - Dec 14
1604 10:15 pm 11:16 pm Dec 8 - Dec 9
* 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 and someone from our team will get back to you promptly.

Airports
Origin

Washington
$120
Destination

Chicago
$120