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Find Deals on Flights from Washington to Chicago (WAS - CHI)

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

Book cheap flights from Washington to Chicago

(Round-trip)
Depart: Tue Aug 25 2015 Return: Tue Sep 1 2015 Trip spans 8 days
Frontier
Frontier
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
ORD
3:00a
IAD
4:45a
1h 45m
nonstop
Depart: Tue Sep 8 2015 Return: Tue Sep 15 2015 Trip spans 8 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Thu Aug 27 2015 Return: Tue Sep 1 2015 Trip spans 6 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: Tue Sep 8 2015 Trip spans 8 days
Frontier
Frontier
IAD
5:25a
ORD
7:25a
2h 00m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Fri Sep 11 2015 Return: Tue Sep 15 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: 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: Fri Sep 18 2015 Return: Tue Sep 22 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 22 2015 Return: Sun Sep 27 2015 Trip spans 6 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
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: 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: Sun Sep 6 2015 Return: Fri Sep 11 2015 Trip spans 6 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: Sun Sep 13 2015 Trip spans 7 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: Sun Sep 13 2015 Trip spans 4 days
Frontier
Frontier
IAD
5:30a
ORD
7:35a
2h 05m
nonstop
ORD
3:00a
IAD
4:50a
1h 50m
nonstop
Depart: Wed Aug 26 2015 Return: Sat Aug 29 2015 Trip spans 4 days
American Airlines
American Airlines
DCA
7:57a
ORD
9:59a
2h 02m
nonstop
ORD
7:45a
DCA
9:43a
1h 58m
nonstop
Depart: Sat Aug 29 2015 Return: Mon Aug 31 2015 Trip spans 3 days
United
United
DCA
6:45a
ORD
8:58a
2h 13m
nonstop
ORD
7:00a
DCA
8:56a
1h 56m
nonstop
Depart: Wed Sep 2 2015 Return: Sat Sep 5 2015 Trip spans 4 days
US Airways
US Airways
DCA
11:10a
ORD
1:22p
2h 12m
nonstop
ORD
10:30a
DCA
12:25p
1h 55m
nonstop
Depart: Mon Oct 12 2015 Return: Mon Oct 19 2015 Trip spans 8 days
United
United
IAD
6:10a
ORD
8:13a
2h 03m
nonstop
ORD
6:55a
IAD
8:46a
1h 51m
nonstop
Depart: Mon Oct 26 2015 Return: Fri Oct 30 2015 Trip spans 5 days
Delta
Delta
IAD
9:00a
ORD
3:49p
6h 49m
1 stop
ORD
7:30a
IAD
1:51p
6h 21m
1 stop
Depart: Fri Nov 20 2015 Return: Sun Nov 22 2015 Trip spans 3 days
Delta
Delta
DCA
1:00a
MDW
4:45a
3h 45m
1 stop
MDW
12:55p
DCA
5:35p
4h 40m
1 stop
Depart: Fri Jul 3 2015 Return: Fri Aug 28 2015 Trip spans 57 days
Delta
Delta
DCA
1:00p
ORD
8:16p
7h 16m
1 stop
ORD
2:00a
DCA
7:59a
5h 59m
1 stop
Direct flights WAS to CHI on American Airlines
Flight # Depart DCA Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
1219 5:10 am 6:18 am Jul 11 - Sep 5
1219 5:10 am 6:18 am Jul 12 - Sep 8
1219 5:10 am 6:18 am Jul 2 - Jul 10
1611 7:59 am 9:01 am Jul 2 - Sep 8
1359 10:20 am 11:21 am Jul 2 - Sep 8
1359 10:20 am 11:21 am Jul 5 - Sep 6
1200 11:57 am 12:59 pm Jul 2 - Aug 15
1200 11:57 am 12:59 pm Jul 6 - Aug 17
1200 12:00 pm 1:06 pm Jul 5 - Sep 6
4362 1:12 pm 2:30 pm Aug 3 - Sep 8
4362 1:12 pm 2:30 pm Jul 2 - Jul 10
4362 1:12 pm 2:30 pm Jul 6 - Jul 27
4362 1:12 pm 2:30 pm Jul 11 - Aug 2
324 3:10 pm 4:22 pm Jul 6 - Jul 27
324 3:10 pm 4:22 pm Jul 2 - Aug 2
324 3:10 pm 4:22 pm Aug 3 - Sep 8
4381 4:45 pm 6:06 pm Jul 2 - Aug 17
2340 6:17 pm 7:30 pm Jul 2 - Aug 17
2340 6:17 pm 7:30 pm Jul 4 - Aug 15
2239 8:00 pm 9:03 pm Jul 10 - Aug 17
2239 8:00 pm 9:03 pm Jul 7 - Aug 11
2239 8:00 pm 9:03 pm Jul 2 - Jul 9
Flight # Depart BWI Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
4341 8:02 am 9:16 am Jul 11 - Sep 5
4341 8:02 am 9:16 am Jul 6 - Sep 8
3155 10:24 am 11:45 am Jul 12 - Aug 16
3155 10:24 am 11:45 am Aug 3 - Aug 17
3155 10:24 am 11:45 am Jul 6 - Jul 27
3155 10:24 am 11:45 am Jul 3 - Jul 10
3155 10:24 am 11:45 am Jul 2 - Jul 30
3148 3:07 pm 4:30 pm Aug 5 - Sep 8
3148 3:07 pm 4:30 pm Aug 3 - Aug 4
3148 3:07 pm 4:30 pm Jul 18 - Sep 5
3148 3:07 pm 4:30 pm Jul 4 - Jul 11
3148 3:07 pm 4:30 pm Jul 12 - Aug 2
3148 3:07 pm 4:30 pm Jul 6 - Jul 27
3148 3:07 pm 4:30 pm Jul 2 - Jul 10
3142 5:58 pm 7:19 pm Aug 5 - Aug 17
3142 5:59 pm 7:20 pm Jul 6 - Aug 4
4305 8:14 pm 9:35 pm Jul 5 - Aug 17
4305 8:14 pm 9:35 pm Jul 2 - Jul 9
4305 8:14 pm 9:35 pm Jul 10 - Aug 15
Airports
Origin

Washington
only $98
only $157
Destination

Chicago
only $98
only $194