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

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

Book cheap flights from Washington Dulles Intl to Chicago O'Hare International

(Round-trip)
Depart: Sun Aug 23 2015 Return: Tue Aug 25 2015 Trip spans 3 days
Frontier
Frontier
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
Depart: Mon Aug 24 2015 Return: Tue Aug 25 2015 Trip spans 2 days
Frontier
Frontier
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
Depart: Tue Aug 25 2015 Return: Thu Aug 27 2015 Trip spans 3 days
Frontier
Frontier
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
Depart: Thu Aug 27 2015 Return: Sun Aug 30 2015 Trip spans 4 days
Frontier
Frontier
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
Depart: Sun Aug 30 2015 Return: Tue Sep 1 2015 Trip spans 3 days
Frontier
Frontier
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
Depart: Tue Sep 1 2015 Return: Sun Sep 6 2015 Trip spans 6 days
Frontier
Frontier
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Sun Sep 6 2015 Return: Tue Sep 8 2015 Trip spans 3 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Mon Sep 7 2015 Return: Fri Sep 11 2015 Trip spans 5 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Tue Sep 8 2015 Return: Thu Sep 10 2015 Trip spans 3 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Thu Sep 10 2015 Return: Fri Sep 11 2015 Trip spans 2 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Fri Sep 11 2015 Return: Sun Sep 13 2015 Trip spans 3 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Sun Sep 13 2015 Return: Tue Sep 15 2015 Trip spans 3 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Thu Sep 17 2015 Return: Fri Sep 18 2015 Trip spans 2 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Fri Sep 18 2015 Return: Sun Sep 20 2015 Trip spans 3 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Sun Sep 20 2015 Return: Thu Sep 24 2015 Trip spans 5 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Tue Sep 15 2015 Return: Sat Sep 19 2015 Trip spans 5 days
Delta
Delta
IAD
1:30p
ORD
6:52p
5h 22m
1 stop
ORD
3:00a
IAD
7:41a
4h 41m
1 stop
Depart: Wed Sep 9 2015 Return: Wed Sep 30 2015 Trip spans 22 days
JetBlue Airways
JetBlue Airways
IAD
6:40a
ORD
3:51p
9h 11m
1 stop
ORD
5:59a
IAD
11:51a
5h 52m
1 stop
Depart: Wed Oct 21 2015 Return: Fri Oct 23 2015 Trip spans 3 days
United
United
IAD
4:29a
ORD
9:50a
5h 21m
1 stop
ORD
9:59a
IAD
3:49p
5h 50m
1 stop
Depart: Thu Nov 5 2015 Return: Sun Nov 8 2015 Trip spans 4 days
American Airlines
American Airlines
IAD
12:30p
ORD
7:44p
7h 14m
1 stop
ORD
10:20a
IAD
3:06p
4h 46m
1 stop
Depart: Tue Nov 24 2015 Return: Thu Nov 26 2015 Trip spans 3 days
US Airways
US Airways
IAD
6:00a
ORD
10:25a
4h 25m
1 stop
ORD
10:20a
IAD
3:06p
4h 46m
1 stop
Direct flights IAD to ORD on United
Flight # Depart IAD Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
1128 7:00 am 8:06 am Aug 2 - Aug 2
1128 7:00 am 8:06 am Jul 12 - Jul 26
1128 7:00 am 8:06 am Aug 9 - Aug 9
1176 7:00 am 8:06 am Jul 18 - Jul 18
3364 7:00 am 8:06 am Jul 6 - Aug 17
3364 7:00 am 8:06 am Jul 7 - Aug 12
374 7:00 am 8:03 am Jul 25 - Jul 25
374 7:00 am 8:06 am Aug 1 - Aug 8
1632 8:15 am 9:15 am Aug 4 - Aug 4
1659 8:15 am 9:15 am Aug 2 - Aug 2
1688 8:15 am 9:15 am Jul 16 - Jul 21
1688 8:15 am 9:15 am Aug 6 - Aug 14
1688 8:15 am 9:15 am Jul 27 - Aug 3
1688 8:15 am 9:15 am Jul 31 - Jul 31
1688 8:15 am 9:15 am Aug 10 - Aug 10
1688 8:15 am 9:15 am Aug 12 - Aug 12
1688 8:15 am 9:15 am Jul 24 - Jul 24
1688 8:15 am 9:15 am Jul 17 - Jul 23
1688 8:15 am 9:15 am Jul 9 - Jul 14
1758 8:15 am 9:15 am Aug 9 - Aug 9
374 8:15 am 9:14 am Jul 12 - Jul 26
374 8:15 am 9:14 am Aug 5 - Aug 5
374 8:15 am 9:14 am Jul 8 - Jul 29
3364 8:40 am 9:42 am Jul 18 - Jul 18
3364 8:40 am 9:42 am Aug 1 - Aug 1
3364 9:00 am 10:02 am Aug 8 - Aug 8
3364 9:00 am 10:02 am Jul 25 - Jul 25
1190 10:05 am 11:10 am Aug 9 - Aug 9
1190 10:05 am 11:10 am Aug 2 - Aug 2
1190 10:05 am 11:10 am Jul 5 - Jul 26
1190 10:10 am 11:15 am Aug 10 - Aug 10
1190 10:10 am 11:15 am Aug 11 - Aug 13
1190 10:10 am 11:15 am Aug 12 - Aug 12
1190 10:10 am 11:15 am Jul 10 - Jul 13
1190 10:10 am 11:15 am Jul 14 - Aug 4
1190 10:10 am 11:15 am Jul 17 - Aug 7
1190 10:10 am 11:15 am Jul 22 - Aug 5
1190 10:10 am 11:15 am Jul 8 - Jul 15
455 10:10 am 11:14 am Aug 6 - Aug 6
1528 12:05 pm 1:05 pm Jul 30 - Jul 30
1528 12:08 pm 1:08 pm Aug 12 - Aug 12
1528 12:08 pm 1:08 pm Aug 5 - Aug 5
1528 12:10 pm 1:10 pm Jul 10 - Jul 20
1528 12:10 pm 1:10 pm Aug 6 - Aug 7
1528 12:10 pm 1:10 pm Jul 7 - Jul 28
1528 12:10 pm 1:10 pm Jul 23 - Jul 27
1528 12:10 pm 1:10 pm Jul 31 - Aug 3
1528 12:10 pm 1:10 pm Aug 4 - Aug 4
1528 12:10 pm 1:07 pm Aug 10 - Aug 10
1528 12:10 pm 1:10 pm Jul 16 - Jul 16
221 12:10 pm 1:09 pm Aug 11 - Aug 11
1528 12:11 pm 1:11 pm Jul 8 - Jul 15
1528 12:11 pm 1:11 pm Jul 22 - Jul 29
1528 12:30 pm 1:30 pm Jul 12 - Aug 16
3342 12:30 pm 1:32 pm Aug 1 - Aug 1
3342 12:30 pm 1:32 pm Jul 18 - Jul 18
3342 12:30 pm 1:32 pm Aug 8 - Aug 8
3342 12:30 pm 1:32 pm Jul 25 - Jul 25
221 1:50 pm 2:49 pm Aug 2 - Aug 2
221 1:55 pm 2:54 pm Jul 12 - Jul 12
221 1:55 pm 2:54 pm Aug 9 - Aug 9
221 1:55 pm 2:59 pm Jul 19 - Jul 19
221 2:00 pm 3:06 pm Jul 26 - Jul 26
5035 2:12 pm 3:22 pm Jul 18 - Jul 18
5035 2:20 pm 3:30 pm Aug 1 - Aug 1
5035 2:20 pm 3:30 pm Aug 8 - Aug 8
5035 2:20 pm 3:30 pm Jul 25 - Jul 25
1148 5:13 pm 6:20 pm Jul 28 - Jul 28
1148 5:13 pm 6:20 pm Jul 7 - Jul 14
1148 5:13 pm 6:20 pm Jul 19 - Jul 19
1148 5:13 pm 6:20 pm Jul 21 - Jul 21
1626 5:13 pm 6:20 pm Aug 1 - Aug 1
1626 5:13 pm 6:20 pm Jul 25 - Jul 25
728 5:13 pm 6:19 pm Aug 8 - Aug 8
728 5:13 pm 6:19 pm Jul 26 - Jul 26
728 5:13 pm 6:19 pm Jul 18 - Jul 18
1148 5:15 pm 6:22 pm Aug 2 - Aug 16
1148 5:19 pm 6:26 pm Aug 6 - Aug 6
1148 5:19 pm 6:26 pm Aug 12 - Aug 12
1148 5:19 pm 6:26 pm Aug 4 - Aug 4
1603 5:19 pm 6:26 pm Aug 5 - Aug 5
1769 5:19 pm 6:26 pm Jul 27 - Jul 27
728 5:19 pm 6:29 pm Aug 11 - Aug 11
728 5:19 pm 6:25 pm Jul 31 - Aug 7
728 5:19 pm 6:25 pm Jul 29 - Aug 3
728 5:19 pm 6:25 pm Aug 10 - Aug 10
728 5:19 pm 6:25 pm Jul 10 - Jul 24
728 5:19 pm 6:25 pm Jul 6 - Jul 15
728 5:19 pm 6:25 pm Jul 16 - Jul 23
1148 5:22 pm 6:29 pm Jul 12 - Jul 12
6181 8:39 pm 9:49 pm Jul 5 - Aug 16
1796 10:00 pm 11:00 pm Jul 26 - Jul 26
1796 10:05 pm 11:08 pm Jul 7 - Aug 4
1796 10:05 pm 11:08 pm Aug 11 - Aug 11
1796 10:08 pm 11:11 pm Jul 18 - Jul 18
1796 10:08 pm 11:11 pm Aug 8 - Aug 8
1796 10:08 pm 11:11 pm Aug 1 - Aug 1
1796 10:08 pm 11:11 pm Jul 25 - Jul 25
363 10:08 pm 11:10 pm Jul 6 - Jul 30
363 10:08 pm 11:10 pm Jul 31 - Aug 13
1796 10:09 pm 11:12 pm Aug 2 - Aug 16
1796 10:09 pm 11:12 pm Jul 12 - Jul 19
1796 10:10 pm 11:13 pm Jul 29 - Jul 29
1796 10:10 pm 11:13 pm Aug 5 - Aug 5
1796 10:10 pm 11:13 pm Jul 15 - Jul 22
1796 10:10 pm 11:13 pm Aug 12 - Aug 12
1796 10:15 pm 11:18 pm Jul 24 - Jul 24
363 10:15 pm 11:17 pm Jul 17 - Jul 17
Airports
Origin

Washington
$145
Destination

Chicago
$145