Browse Origins:
Browse Destinations:

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

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

Book cheap flights from Chicago to Washington Dulles Intl

(Round-trip)
Depart: Thu Aug 20 2015 Return: Sun Aug 23 2015 Trip spans 4 days
Frontier
Frontier
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
Depart: Fri Aug 21 2015 Return: Sun Aug 30 2015 Trip spans 10 days
Frontier
Frontier
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
Depart: Sun Aug 23 2015 Return: Tue Aug 25 2015 Trip spans 3 days
Frontier
Frontier
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
Depart: Tue Aug 25 2015 Return: Fri Aug 28 2015 Trip spans 4 days
Frontier
Frontier
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
Depart: Thu Aug 27 2015 Return: Sun Aug 30 2015 Trip spans 4 days
Frontier
Frontier
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
Depart: Fri Aug 28 2015 Return: Sun Aug 30 2015 Trip spans 3 days
Frontier
Frontier
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
Depart: Tue Sep 1 2015 Return: Sun Sep 6 2015 Trip spans 6 days
Frontier
Frontier
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Thu Sep 3 2015 Return: Fri Sep 4 2015 Trip spans 2 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Fri Sep 4 2015 Return: Sun Sep 6 2015 Trip spans 3 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Sun Sep 6 2015 Return: Mon Sep 7 2015 Trip spans 2 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Tue Sep 8 2015 Return: Thu Sep 10 2015 Trip spans 3 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Thu Sep 10 2015 Return: Sun Sep 13 2015 Trip spans 4 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Fri Sep 11 2015 Return: Sun Sep 13 2015 Trip spans 3 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Sun Sep 13 2015 Return: Tue Sep 15 2015 Trip spans 3 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Mon Sep 14 2015 Return: Tue Sep 15 2015 Trip spans 2 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Tue Sep 15 2015 Return: Thu Sep 17 2015 Trip spans 3 days
Frontier
Frontier
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
Depart: Wed Sep 2 2015 Return: Sat Sep 5 2015 Trip spans 4 days
United
United
ORD
4:50p
IAD
6:34p
1h 44m
nonstop
IAD
6:00a
ORD
8:03a
2h 03m
nonstop
Depart: Sat Sep 12 2015 Return: Mon Sep 14 2015 Trip spans 3 days
JetBlue Airways
JetBlue Airways
ORD
5:59a
IAD
11:51a
5h 52m
1 stop
IAD
6:40a
ORD
3:51p
9h 11m
1 stop
Depart: Wed Sep 23 2015 Return: Fri Sep 25 2015 Trip spans 3 days
American Airlines
American Airlines
ORD
6:35a
IAD
10:45a
4h 10m
1 stop
IAD
1:20a
ORD
5:31a
4h 11m
1 stop
Depart: Tue Nov 24 2015 Return: Sat Nov 28 2015 Trip spans 5 days
Delta
Delta
ORD
11:25a
IAD
3:15p
3h 50m
1 stop
IAD
12:15p
ORD
3:56p
3h 41m
1 stop
Direct flights CHI to IAD on United
Flight # Depart ORD Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
1558 6:00 am 8:53 am Jun 22 - Jun 29
1558 6:00 am 8:53 am Jun 23 - Jun 23
1558 6:00 am 8:55 am Jul 3 - Jul 3
1558 6:00 am 8:55 am Jul 4 - Jul 4
1558 6:00 am 8:53 am Jun 4 - Jun 4
1558 6:00 am 8:53 am Jun 5 - Jun 12
1558 6:00 am 8:53 am Jun 17 - Jun 17
1558 6:00 am 8:53 am Jun 13 - Jun 18
1558 6:00 am 8:53 am Jun 8 - Jun 8
575 6:00 am 8:52 am Jun 30 - Jun 30
632 6:00 am 8:57 am Jul 2 - Jul 2
1558 6:08 am 9:01 am Jun 6 - Jun 6
1558 6:08 am 9:01 am Jul 1 - Jul 1
1558 6:08 am 9:01 am Jun 27 - Jun 27
1558 6:08 am 9:01 am Jun 26 - Jun 26
1558 6:08 am 9:01 am Jun 24 - Jun 24
1558 6:08 am 9:01 am Jun 19 - Jun 20
1083 6:10 am 8:56 am Jun 3 - Jun 3
1553 8:20 am 11:16 am Jul 1 - Jul 1
1187 8:22 am 11:15 am Jul 2 - Jul 9
1553 8:25 am 11:21 am Jun 7 - Jun 28
632 8:25 am 11:20 am Jun 4 - Jun 4
632 8:25 am 11:20 am Jun 22 - Jun 26
632 8:25 am 11:20 am Jun 18 - Jun 19
632 8:25 am 11:20 am Jun 11 - Jun 15
632 8:25 am 11:20 am Jun 5 - Jun 12
632 8:25 am 11:20 am Jun 29 - Jun 29
632 8:25 am 11:20 am Jun 8 - Jun 8
1270 8:30 am 11:26 am Jun 17 - Jun 17
1270 8:30 am 11:26 am Jun 24 - Jun 24
1270 8:30 am 11:26 am Jun 10 - Jun 10
1653 8:30 am 11:20 am May 27 - Jun 3
632 8:30 am 11:25 am Jun 23 - Jun 23
632 8:30 am 11:25 am Jun 30 - Jun 30
632 8:30 am 11:25 am Jun 16 - Jun 16
632 8:30 am 11:25 am Jun 9 - Jun 9
4759 8:35 am 11:33 am Jun 6 - Jun 6
5135 8:35 am 11:33 am Jun 20 - Jun 27
5135 8:35 am 11:33 am Jun 13 - Jun 13
632 8:40 am 11:32 am Jul 3 - Jul 3
3670 8:51 am 11:43 am Jul 4 - Jul 4
3783 9:55 am 12:48 pm Jun 20 - Jun 27
3783 9:55 am 12:48 pm Jun 6 - Jun 13
398 10:40 am 1:33 pm Jun 5 - Jun 12
398 10:40 am 1:33 pm Jun 4 - Jun 4
398 10:40 am 1:33 pm Jun 21 - Jun 28
398 10:40 am 1:33 pm Jun 7 - Jun 14
398 10:40 am 1:33 pm Jun 15 - Jun 30
398 10:40 am 1:33 pm Jul 1 - Jul 1
216 10:43 am 1:32 pm May 21 - Jun 3
398 10:43 am 1:38 pm Jul 2 - Jul 6
398 10:50 am 1:45 pm Jul 3 - Jul 3
1637 1:03 pm 4:00 pm Jul 4 - Jul 4
1637 1:11 pm 4:10 pm Jul 3 - Jul 3
1637 1:11 pm 4:10 pm Jul 2 - Jul 2
532 1:19 pm 4:16 pm Jun 6 - Jun 6
532 1:19 pm 4:16 pm Jun 13 - Jun 27
1043 1:20 pm 4:18 pm Jun 21 - Jun 21
1043 1:20 pm 4:18 pm Jun 28 - Jun 28
1043 1:20 pm 4:18 pm Jun 7 - Jun 14
211 1:25 pm 4:21 pm Jun 3 - Jun 3
1043 1:27 pm 4:25 pm Jun 30 - Jun 30
1043 1:27 pm 4:25 pm Jun 29 - Jun 29
1043 1:27 pm 4:25 pm Jul 1 - Jul 1
1043 1:27 pm 4:25 pm Jun 18 - Jun 18
1043 1:27 pm 4:25 pm Jun 19 - Jun 19
1043 1:27 pm 4:25 pm Jun 17 - Jun 17
1043 1:27 pm 4:25 pm Jun 12 - Jun 12
1043 1:27 pm 4:25 pm Jun 10 - Jun 15
1043 1:27 pm 4:25 pm Jun 23 - Jun 23
1043 1:27 pm 4:25 pm Jun 22 - Jun 26
1043 1:27 pm 4:25 pm Jun 8 - Jun 8
1043 1:27 pm 4:25 pm Jun 9 - Jun 16
1270 1:27 pm 4:25 pm Jun 4 - Jun 4
1270 1:27 pm 4:25 pm Jun 5 - Jun 5
211 2:04 pm 5:01 pm Jun 6 - Jun 27
225 5:45 pm 8:45 pm Jun 3 - Jun 3
1604 6:15 pm 9:16 pm Jun 4 - Jun 4
1604 6:15 pm 9:16 pm Jun 12 - Jun 15
1604 6:15 pm 9:16 pm Jun 5 - Jun 5
1604 6:15 pm 9:16 pm Jun 8 - Jun 11
1604 6:15 pm 9:16 pm Jun 9 - Jun 9
1604 6:15 pm 9:16 pm Jun 10 - Jun 10
1604 6:15 pm 9:16 pm Jul 1 - Jul 1
1604 6:15 pm 9:16 pm Jun 26 - Jun 29
1604 6:15 pm 9:16 pm Jun 16 - Jun 23
1604 6:15 pm 9:16 pm Jun 17 - Jun 17
1604 6:15 pm 9:16 pm Jun 24 - Jun 24
1604 6:15 pm 9:16 pm Jun 19 - Jun 22
1604 6:15 pm 9:16 pm Jun 18 - Jun 25
1705 6:15 pm 9:16 pm Jun 20 - Jun 20
1705 6:15 pm 9:16 pm Jun 27 - Jun 27
1705 6:15 pm 9:16 pm Jun 6 - Jun 13
753 6:15 pm 9:15 pm Jun 14 - Jun 14
753 6:15 pm 9:15 pm Jun 21 - Jun 28
753 6:15 pm 9:15 pm Jun 7 - Jun 7
1604 6:19 pm 9:20 pm Jun 30 - Jun 30
1131 6:22 pm 9:20 pm Jul 3 - Jul 3
1131 6:22 pm 9:20 pm Jul 4 - Jul 4
1159 6:22 pm 9:20 pm Jul 2 - Jul 2
1574 8:50 pm 11:42 pm Jul 3 - Jul 3
1655 8:52 pm 11:49 pm Jun 13 - Jun 20
1655 8:52 pm 11:49 pm Jun 14 - Jun 21
1655 8:52 pm 11:49 pm Jun 27 - Jun 27
1655 8:52 pm 11:49 pm Jun 6 - Jun 6
1655 8:52 pm 11:49 pm Jun 7 - Jun 7
1910 8:52 pm 11:49 pm Jul 1 - Jul 1
1910 8:52 pm 11:49 pm Jun 26 - Jun 26
1910 8:52 pm 11:49 pm Jun 19 - Jun 19
1910 8:52 pm 11:49 pm Jun 5 - Jun 12
699 8:52 pm 11:48 pm Jun 30 - Jun 30
699 8:52 pm 11:48 pm Jun 4 - Jun 29
1910 8:54 pm 11:46 pm Jul 2 - Aug 10
1655 8:55 pm 11:52 pm Jun 28 - Jun 28
1547 9:05 pm 11:56 pm Jun 3 - Jun 3
Airports
Origin

Chicago
$145
Destination

Washington
$145