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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: Wed Jan 28 2015 Return: Wed Feb 4 2015 Trip spans 8 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
1:55a
ORD
4:00a
2h 05m
nonstop
Depart: Sat Jan 31 2015 Return: Wed Feb 4 2015 Trip spans 5 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
1:55a
ORD
4:00a
2h 05m
nonstop
Depart: Sat Jan 17 2015 Return: Wed Jan 21 2015 Trip spans 5 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Fri Feb 6 2015 Return: Sat Feb 7 2015 Trip spans 2 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:30a
ORD
5:35a
2h 05m
nonstop
Depart: Mon Jan 26 2015 Return: Sat Jan 31 2015 Trip spans 6 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Fri Jan 30 2015 Return: Wed Feb 4 2015 Trip spans 6 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
1:55a
ORD
4:00a
2h 05m
nonstop
Depart: Fri Jan 9 2015 Return: Sat Jan 10 2015 Trip spans 2 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Sat Jan 10 2015 Return: Mon Jan 12 2015 Trip spans 3 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Mon Jan 12 2015 Return: Wed Jan 14 2015 Trip spans 3 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Wed Jan 14 2015 Return: Fri Jan 16 2015 Trip spans 3 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Wed Jan 21 2015 Return: Fri Jan 23 2015 Trip spans 3 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Fri Jan 23 2015 Return: Mon Jan 26 2015 Trip spans 4 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:20a
ORD
5:25a
2h 05m
nonstop
Depart: Wed Feb 4 2015 Return: Sat Feb 7 2015 Trip spans 4 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
3:30a
ORD
5:35a
2h 05m
nonstop
Depart: Sat Feb 7 2015 Return: Mon Feb 9 2015 Trip spans 3 days
Frontier
Frontier
ORD
7:50a
IAD
9:40a
1h 50m
nonstop
IAD
1:55a
ORD
4:00a
2h 05m
nonstop
Depart: Thu Mar 12 2015 Return: Wed Mar 18 2015 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ORD
2:00a
IAD
7:13a
5h 13m
1 stop
IAD
2:55a
ORD
5:00a
2h 05m
nonstop
Depart: Thu Jan 29 2015 Return: Sat Jan 31 2015 Trip spans 3 days
JetBlue Airways
JetBlue Airways
ORD
8:53a
IAD
2:21p
5h 28m
1 stop
IAD
4:56a
ORD
9:53a
4h 57m
1 stop
Depart: Tue Jan 13 2015 Return: Tue Jan 20 2015 Trip spans 8 days
United
United
ORD
11:18a
IAD
1:08p
1h 50m
nonstop
IAD
3:10a
ORD
9:06a
5h 56m
1 stop
Depart: Tue Jan 20 2015 Return: Wed Jan 21 2015 Trip spans 2 days
Delta
Delta
ORD
5:15a
IAD
9:44a
4h 29m
1 stop
IAD
7:50a
ORD
11:55a
4h 05m
1 stop
Depart: Thu Feb 12 2015 Return: Tue Feb 17 2015 Trip spans 6 days
US Airways
US Airways
ORD
10:59a
IAD
5:23p
6h 24m
1 stop
IAD
12:20a
ORD
4:51a
4h 31m
1 stop
Depart: Mon Jun 1 2015 Return: Wed Jun 3 2015 Trip spans 3 days
Delta
Delta
MDW
8:40a
IAD
11:59a
3h 19m
1 stop
IAD
2:10a
MDW
5:45a
3h 35m
1 stop
Change your search
Direct flights CHI to IAD on United
Flight # Depart ORD Arrive IAD Sun Mon Tue Wed Thu Fri Sat Valid Between
3356 6:00 am 8:49 am Jan 21 - Jan 21
3356 6:00 am 8:49 am Jan 22 - Jan 29
3356 6:00 am 8:49 am Jan 18 - Jan 18
3356 6:00 am 8:49 am Jan 7 - Jan 20
4767 6:00 am 8:49 am Jan 6 - Jan 6
5031 6:00 am 8:49 am Jan 11 - Jan 11
5031 6:00 am 8:49 am Jan 25 - Jan 25
4282 6:22 am 9:14 am Jan 3 - Jan 3
6015 6:30 am 9:22 am Dec 21 - Jan 4
4311 6:32 am 9:24 am Dec 19 - Dec 29
4311 6:32 am 9:24 am Dec 30 - Jan 5
5764 6:32 am 9:24 am Jan 1 - Jan 1
4311 6:39 am 9:31 am Dec 31 - Dec 31
3395 6:41 am 9:33 am Dec 27 - Dec 27
4316 8:00 am 10:47 am Jan 6 - Jan 6
1091 8:45 am 11:31 am Jan 9 - Jan 23
1285 8:45 am 11:31 am Jan 22 - Jan 29
1285 8:45 am 11:31 am Jan 19 - Jan 19
1285 8:45 am 11:31 am Jan 8 - Jan 14
1285 8:45 am 11:31 am Jan 15 - Jan 15
1403 8:45 am 11:31 am Jan 6 - Jan 6
1539 8:45 am 11:31 am Jan 13 - Jan 20
1618 8:45 am 11:31 am Jan 24 - Jan 31
1618 8:45 am 11:31 am Jan 10 - Jan 10
1709 8:45 am 11:31 am Jan 21 - Jan 21
382 8:45 am 11:32 am Jan 3 - Jan 3
382 8:45 am 11:32 am Dec 27 - Dec 27
382 8:45 am 11:30 am Jan 7 - Jan 7
647 8:45 am 11:30 am Jan 17 - Jan 17
382 8:49 am 11:36 am Dec 19 - Dec 29
382 8:49 am 11:36 am Dec 25 - Dec 25
382 8:49 am 11:36 am Jan 1 - Jan 1
382 8:49 am 11:36 am Dec 31 - Dec 31
382 8:49 am 11:36 am Dec 30 - Jan 5
382 8:49 am 11:36 am Dec 28 - Jan 4
3342 8:53 am 11:40 am Jan 18 - Jan 18
3342 8:53 am 11:40 am Jan 11 - Jan 11
4202 8:53 am 11:40 am Jan 25 - Jan 25
1091 1:10 pm 4:06 pm Jan 15 - Jan 15
1149 1:10 pm 4:10 pm Dec 28 - Dec 28
1236 1:10 pm 4:06 pm Jan 19 - Jan 19
1236 1:10 pm 4:06 pm Jan 7 - Jan 14
1236 1:10 pm 4:06 pm Jan 21 - Jan 21
1249 1:10 pm 4:10 pm Jan 5 - Jan 5
1539 1:10 pm 4:10 pm Jan 3 - Jan 3
211 1:10 pm 4:05 pm Jan 10 - Jan 10
211 1:10 pm 4:05 pm Jan 24 - Feb 7
211 1:10 pm 4:05 pm Jan 17 - Jan 17
211 1:10 pm 4:05 pm Jan 16 - Jan 23
211 1:10 pm 4:09 pm Jan 4 - Jan 4
211 1:10 pm 4:05 pm Jan 13 - Feb 10
211 1:10 pm 4:05 pm Jan 8 - Jan 12
211 1:10 pm 4:05 pm Jan 11 - Feb 8
712 1:10 pm 4:09 pm Dec 27 - Dec 27
1193 1:11 pm 4:11 pm Dec 25 - Dec 25
1236 1:11 pm 4:09 pm Jan 1 - Jan 1
211 1:11 pm 4:10 pm Dec 31 - Dec 31
211 1:11 pm 4:10 pm Dec 19 - Jan 2
211 1:11 pm 4:10 pm Dec 30 - Dec 30
211 1:14 pm 4:09 pm Jan 6 - Jan 6
5773 3:17 pm 6:15 pm Dec 27 - Dec 27
3935 3:27 pm 6:25 pm Jan 3 - Jan 3
1067 4:15 pm 7:13 pm Dec 30 - Dec 30
1107 4:15 pm 7:13 pm Jan 3 - Jan 3
1237 4:15 pm 7:13 pm Dec 26 - Dec 26
1237 4:15 pm 7:13 pm Dec 25 - Dec 25
1237 4:15 pm 7:13 pm Dec 28 - Dec 28
1251 4:15 pm 7:13 pm Dec 27 - Dec 27
1285 4:15 pm 7:13 pm Jan 2 - Jan 2
1403 4:15 pm 7:13 pm Jan 1 - Jan 1
1539 4:15 pm 7:13 pm Dec 31 - Dec 31
1552 4:15 pm 7:13 pm Dec 29 - Dec 29
1552 4:15 pm 7:13 pm Jan 5 - Jan 5
1579 4:15 pm 7:13 pm Jan 4 - Jan 4
1083 4:18 pm 7:08 pm Jan 13 - Jan 13
1083 4:18 pm 7:08 pm Jan 20 - Jan 20
1271 4:18 pm 7:08 pm Jan 6 - Jan 6
1285 4:18 pm 7:08 pm Jan 11 - Jan 25
1528 4:18 pm 7:08 pm Jan 14 - Jan 14
1528 4:18 pm 7:08 pm Jan 16 - Jan 16
1528 4:18 pm 7:08 pm Jan 21 - Jan 28
1528 4:18 pm 7:08 pm Jan 23 - Jan 23
1528 4:18 pm 7:08 pm Jan 19 - Jan 19
1528 4:18 pm 7:08 pm Jan 12 - Jan 12
1528 4:18 pm 7:08 pm Jan 15 - Feb 5
1528 4:18 pm 7:08 pm Jan 7 - Jan 7
1539 4:18 pm 7:08 pm Jan 8 - Jan 8
1539 4:18 pm 7:08 pm Jan 9 - Jan 9
1552 4:18 pm 7:08 pm Jan 24 - Jan 24
1552 4:18 pm 7:08 pm Jan 10 - Jan 10
1552 4:18 pm 7:08 pm Jan 17 - Jan 17
5959 6:00 pm 8:56 pm Jan 10 - Feb 7
1094 6:09 pm 9:04 pm Jan 1 - Jan 1
1252 6:09 pm 9:04 pm Jan 3 - Jan 3
1266 6:09 pm 9:04 pm Dec 25 - Dec 25
352 6:09 pm 9:03 pm Dec 27 - Dec 27
679 6:09 pm 9:03 pm Dec 30 - Dec 30
679 6:09 pm 9:03 pm Dec 29 - Jan 5
679 6:09 pm 9:03 pm Dec 26 - Dec 26
712 6:09 pm 9:03 pm Jan 4 - Jan 4
712 6:09 pm 9:03 pm Dec 28 - Dec 28
1059 6:14 pm 9:08 pm Jan 23 - Jan 23
1059 6:14 pm 9:08 pm Jan 16 - Jan 16
1084 6:14 pm 9:08 pm Jan 8 - Feb 5
1091 6:14 pm 9:08 pm Jan 25 - Jan 25
1091 6:14 pm 9:08 pm Jan 11 - Jan 11
1155 6:14 pm 9:08 pm Jan 9 - Jan 9
1251 6:14 pm 9:08 pm Jan 21 - Jan 21
1251 6:14 pm 9:08 pm Jan 7 - Jan 7
1252 6:14 pm 9:08 pm Jan 12 - Jan 12
1760 6:14 pm 9:08 pm Jan 6 - Jan 6
691 6:14 pm 9:07 pm Jan 18 - Jan 18
712 6:14 pm 9:07 pm Jan 13 - Jan 20
712 6:14 pm 9:07 pm Jan 14 - Jan 14
712 6:14 pm 9:07 pm Jan 19 - Jan 19
5764 7:00 pm 9:57 pm Jan 5 - Jan 5
1266 7:30 pm 10:25 pm Dec 31 - Dec 31
4745 7:35 pm 10:31 pm Jan 10 - Jan 17
6172 7:35 pm 10:31 pm Jan 24 - Jan 24
5090 9:00 pm 11:49 pm Jan 6 - Feb 11
5090 9:00 pm 11:49 pm Jan 9 - Feb 9
5090 9:00 pm 11:49 pm Jan 8 - Feb 8
3356 9:05 pm 11:53 pm Jan 5 - Jan 5
4484 9:05 pm 11:53 pm Dec 30 - Dec 30
4484 9:05 pm 11:53 pm Dec 19 - Dec 26
4484 9:05 pm 11:53 pm Dec 27 - Dec 27
4484 9:05 pm 11:53 pm Dec 29 - Jan 3
4484 9:07 pm 11:55 pm Jan 1 - Jan 1
4140 9:15 pm 12:03 am Dec 28 - Dec 28
4484 9:15 pm 12:03 am Jan 4 - Jan 4
Airports
Origin

Chicago
only $78
only $262
Destination

Washington
$78