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: 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: Wed Feb 11 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: Wed Feb 11 2015 Return: Wed Feb 18 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 Feb 14 2015 Return: Wed Feb 18 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 Feb 21 2015 Return: Wed Feb 25 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: Wed Feb 25 2015 Return: Sat Feb 28 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 28 2015 Return: Wed Mar 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: Wed Mar 18 2015 Return: Wed Mar 25 2015 Trip spans 8 days
Frontier
Frontier
ORD
8:35a
IAD
10:20a
1h 45m
nonstop
IAD
4:40a
ORD
6:35a
1h 55m
nonstop
Depart: Wed Mar 25 2015 Return: Wed Apr 8 2015 Trip spans 15 days
Frontier
Frontier
ORD
8:35a
IAD
10:20a
1h 45m
nonstop
IAD
4:40a
ORD
6:35a
1h 55m
nonstop
Depart: Wed Apr 15 2015 Return: Sat Apr 18 2015 Trip spans 4 days
Frontier
Frontier
ORD
8:50a
IAD
10:40a
1h 50m
nonstop
IAD
3:45a
ORD
5:50a
2h 05m
nonstop
Depart: Wed Apr 22 2015 Return: Sat Apr 25 2015 Trip spans 4 days
Frontier
Frontier
ORD
8:50a
IAD
10:40a
1h 50m
nonstop
IAD
3:45a
ORD
5:50a
2h 05m
nonstop
Depart: Sat Apr 25 2015 Return: Wed Apr 29 2015 Trip spans 5 days
Frontier
Frontier
ORD
8:50a
IAD
10:40a
1h 50m
nonstop
IAD
3:45a
ORD
5:50a
2h 05m
nonstop
Depart: Wed Apr 29 2015 Return: Tue May 5 2015 Trip spans 7 days
Frontier
Frontier
ORD
8:50a
IAD
10:40a
1h 50m
nonstop
IAD
3:35a
ORD
5:40a
2h 05m
nonstop
Depart: Sat May 2 2015 Return: Tue May 5 2015 Trip spans 4 days
Frontier
Frontier
ORD
7:55a
IAD
9:45a
1h 50m
nonstop
IAD
3:35a
ORD
5:40a
2h 05m
nonstop
Depart: Thu Mar 12 2015 Return: Wed Mar 25 2015 Trip spans 14 days
Multiple Airlines
Multiple Airlines
ORD
2:00a
IAD
7:48a
5h 48m
1 stop
IAD
4:40a
ORD
6:35a
1h 55m
nonstop
Depart: Thu Mar 19 2015 Return: Mon Mar 23 2015 Trip spans 5 days
United
United
ORD
9:26a
IAD
11:25a
1h 59m
nonstop
IAD
3:27p
ORD
5:50p
2h 23m
nonstop
Depart: Tue Mar 3 2015 Return: Tue Mar 24 2015 Trip spans 21 days
JetBlue Airways
JetBlue Airways
ORD
1:00a
IAD
6:08a
5h 08m
1 stop
IAD
6:02a
ORD
1:41p
7h 39m
1 stop
Depart: Tue Feb 17 2015 Return: Sat Feb 28 2015 Trip spans 12 days
US Airways
US Airways
ORD
1:25p
IAD
5:24p
3h 59m
1 stop
IAD
4:15a
ORD
9:00a
4h 45m
1 stop
Depart: Sun Mar 15 2015 Return: Sat Mar 21 2015 Trip spans 7 days
Delta
Delta
ORD
1:40a
IAD
6:44a
5h 04m
1 stop
IAD
1:10p
ORD
6:03p
4h 53m
1 stop
Depart: Sun Jul 5 2015 Return: Tue Jul 7 2015 Trip spans 3 days
American Airlines
American Airlines
ORD
1:27a
IAD
5:30a
4h 03m
1 stop
IAD
7:00a
ORD
11:25a
4h 25m
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
1220 6:00 am 8:49 am Mar 5 - Mar 5
3356 6:00 am 8:49 am Feb 4 - Feb 4
3356 6:00 am 8:49 am Feb 11 - Feb 11
3356 6:00 am 8:49 am Feb 5 - Feb 10
3393 6:00 am 8:50 am Mar 3 - Mar 4
3393 6:00 am 8:50 am Feb 17 - Feb 24
3393 6:00 am 8:50 am Feb 12 - Mar 2
5031 6:00 am 8:49 am Feb 8 - Feb 8
575 6:00 am 8:48 am Mar 6 - Mar 6
575 6:10 am 8:58 am Mar 7 - Mar 7
5802 8:35 am 11:26 am Mar 7 - Mar 7
1091 8:45 am 11:31 am Feb 6 - Feb 6
1234 8:45 am 11:31 am Feb 11 - Feb 11
1285 8:45 am 11:35 am Mar 5 - Mar 5
1285 8:45 am 11:31 am Feb 9 - Feb 9
1285 8:45 am 11:31 am Feb 2 - Feb 5
1539 8:45 am 11:31 am Feb 3 - Feb 10
1566 8:45 am 11:35 am Mar 6 - Mar 6
1618 8:45 am 11:31 am Feb 7 - Feb 7
1002 8:50 am 11:35 am Feb 28 - Feb 28
1234 8:50 am 11:35 am Feb 12 - Feb 12
1285 8:50 am 11:35 am Feb 21 - Feb 21
1285 8:50 am 11:35 am Feb 23 - Feb 27
1285 8:50 am 11:35 am Mar 2 - Mar 2
1285 8:50 am 11:35 am Feb 24 - Feb 24
1285 8:50 am 11:35 am Feb 19 - Feb 19
1285 8:50 am 11:35 am Feb 18 - Feb 18
1285 8:50 am 11:35 am Feb 16 - Feb 16
1285 8:50 am 11:35 am Feb 17 - Feb 17
1285 8:50 am 11:35 am Mar 3 - Mar 3
1285 8:50 am 11:35 am Feb 13 - Feb 20
3342 8:50 am 11:36 am Feb 15 - Feb 15
3763 8:50 am 11:34 am Feb 22 - Feb 22
3763 8:50 am 11:34 am Mar 1 - Mar 1
382 8:50 am 11:34 am Feb 14 - Feb 14
1285 8:52 am 11:37 am Mar 4 - Mar 4
4202 8:53 am 11:40 am Feb 8 - Feb 8
216 10:23 am 1:10 pm Mar 5 - Mar 6
524 1:00 pm 3:58 pm Mar 5 - Mar 5
1201 1:10 pm 4:06 pm Feb 16 - Feb 16
1236 1:10 pm 4:06 pm Feb 4 - Feb 11
1285 1:10 pm 4:06 pm Feb 15 - Feb 15
1476 1:10 pm 4:06 pm Feb 22 - Feb 22
1539 1:10 pm 4:06 pm Mar 1 - Mar 1
1703 1:10 pm 4:06 pm Feb 9 - Feb 9
211 1:10 pm 4:05 pm Feb 17 - Feb 24
211 1:10 pm 4:05 pm Jan 27 - Feb 10
211 1:10 pm 4:05 pm Feb 5 - Feb 6
211 1:10 pm 4:05 pm Jan 24 - Feb 7
211 1:10 pm 4:05 pm Feb 23 - Mar 4
211 1:10 pm 4:05 pm Jan 25 - Feb 8
211 1:10 pm 4:05 pm Feb 12 - Feb 20
211 1:10 pm 4:05 pm Mar 3 - Mar 3
211 1:10 pm 4:05 pm Feb 14 - Feb 28
1156 1:25 pm 4:24 pm Mar 7 - Mar 7
1653 1:26 pm 4:25 pm Mar 5 - Mar 5
211 1:26 pm 4:24 pm Mar 6 - Mar 6
3620 2:15 pm 5:13 pm Mar 7 - Mar 7
1083 4:18 pm 7:08 pm Jan 27 - Feb 10
1285 4:18 pm 7:08 pm Feb 8 - Feb 8
1528 4:18 pm 7:08 pm Feb 2 - Feb 9
1528 4:18 pm 7:08 pm Jan 30 - Feb 6
1528 4:18 pm 7:08 pm Feb 4 - Feb 11
1528 4:18 pm 7:08 pm Feb 5 - Feb 5
1552 4:18 pm 7:08 pm Feb 7 - Feb 7
1083 4:25 pm 7:18 pm Mar 1 - Mar 1
1083 4:25 pm 7:18 pm Feb 22 - Feb 22
1091 4:25 pm 7:18 pm Feb 21 - Feb 21
1102 4:25 pm 7:18 pm Feb 14 - Feb 14
1226 4:25 pm 7:18 pm Feb 17 - Feb 17
1285 4:25 pm 7:18 pm Feb 28 - Feb 28
1575 4:25 pm 7:18 pm Feb 15 - Feb 15
1575 4:25 pm 7:18 pm Feb 16 - Feb 16
1575 4:25 pm 7:18 pm Feb 13 - Feb 27
1575 4:25 pm 7:18 pm Feb 25 - Feb 25
1575 4:25 pm 7:18 pm Feb 12 - Feb 26
1575 4:25 pm 7:18 pm Feb 23 - Mar 2
1575 4:25 pm 7:18 pm Feb 18 - Feb 18
1575 4:25 pm 7:18 pm Feb 24 - Mar 3
1575 4:25 pm 7:18 pm Mar 4 - Mar 4
1214 5:30 pm 8:20 pm Mar 7 - Mar 7
1604 5:30 pm 8:20 pm Mar 6 - Mar 6
1609 5:30 pm 8:20 pm Mar 5 - Mar 5
5959 6:00 pm 8:56 pm Jan 24 - Feb 7
1002 6:10 pm 9:01 pm Feb 21 - Feb 21
1196 6:10 pm 9:01 pm Feb 14 - Feb 14
1234 6:10 pm 9:01 pm Feb 24 - Feb 24
1234 6:10 pm 9:01 pm Feb 27 - Feb 27
1234 6:10 pm 9:01 pm Feb 20 - Feb 20
1234 6:10 pm 9:01 pm Feb 18 - Feb 18
1234 6:10 pm 9:01 pm Feb 26 - Mar 3
1285 6:10 pm 9:01 pm Mar 1 - Mar 1
1528 6:10 pm 9:01 pm Feb 19 - Feb 19
1528 6:10 pm 9:01 pm Feb 12 - Feb 12
1528 6:10 pm 9:01 pm Mar 2 - Mar 2
1552 6:10 pm 9:01 pm Feb 28 - Feb 28
1618 6:10 pm 9:01 pm Feb 23 - Feb 23
1618 6:10 pm 9:01 pm Feb 17 - Feb 17
206 6:10 pm 9:00 pm Feb 16 - Feb 16
374 6:10 pm 9:00 pm Feb 13 - Feb 13
374 6:10 pm 9:00 pm Feb 25 - Feb 25
520 6:10 pm 9:00 pm Mar 4 - Mar 4
679 6:10 pm 9:00 pm Feb 15 - Feb 22
1084 6:14 pm 9:08 pm Jan 29 - Feb 5
1252 6:14 pm 9:08 pm Feb 2 - Feb 9
1528 6:14 pm 9:08 pm Feb 8 - Feb 8
1616 6:14 pm 9:08 pm Feb 6 - Feb 6
712 6:14 pm 9:07 pm Feb 4 - Feb 4
712 6:14 pm 9:07 pm Feb 11 - Feb 11
712 6:14 pm 9:07 pm Feb 10 - Feb 10
1552 7:30 pm 10:24 pm Feb 11 - Feb 11
4745 7:35 pm 10:31 pm Jan 31 - Feb 7
6076 7:35 pm 10:27 pm Feb 21 - Feb 28
1650 8:45 pm 11:36 pm Mar 6 - Mar 6
1667 8:45 pm 11:36 pm Mar 5 - Mar 5
3854 9:00 pm 11:51 pm Feb 23 - Feb 23
3854 9:00 pm 11:51 pm Mar 1 - Mar 1
3854 9:00 pm 11:51 pm Feb 25 - Mar 2
3854 9:00 pm 11:51 pm Feb 22 - Feb 26
3854 9:00 pm 11:51 pm Feb 17 - Feb 17
3854 9:00 pm 11:51 pm Feb 16 - Feb 16
3854 9:00 pm 11:51 pm Feb 12 - Feb 19
3854 9:00 pm 11:51 pm Feb 13 - Feb 27
4304 9:00 pm 11:51 pm Feb 24 - Feb 24
4745 9:00 pm 11:51 pm Feb 15 - Feb 15
4745 9:00 pm 11:51 pm Mar 3 - Mar 3
5090 9:00 pm 11:49 pm Jan 25 - Feb 8
5090 9:00 pm 11:49 pm Jan 26 - Feb 9
5090 9:00 pm 11:49 pm Jan 27 - Feb 11
557 9:00 pm 11:49 pm Mar 4 - Mar 4
5959 9:00 pm 11:51 pm Feb 18 - Feb 18
Airports
Origin

Chicago
$98
Destination

Washington
$98