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Find Flight Deals from Washington Dulles Intl to Houston George Bush Intcntl (IAD - IAH)

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

Book cheap flights from Washington Dulles Intl to Houston George Bush Intcntl

(Round-trip)
Depart: Thu Feb 12 2015 Return: Sun Feb 15 2015 Trip spans 4 days
United
United
IAD
7:30a
IAH
11:02a
3h 32m
nonstop
IAH
2:35a
IAD
5:33a
2h 58m
nonstop
Depart: Fri Feb 13 2015 Return: Mon Feb 16 2015 Trip spans 4 days
United
United
IAD
3:10a
IAH
6:45a
3h 35m
nonstop
IAH
7:55a
IAD
10:50a
2h 55m
nonstop
Depart: Sat Feb 14 2015 Return: Sun Feb 15 2015 Trip spans 2 days
United
United
IAD
12:05p
IAH
3:25p
3h 20m
nonstop
IAH
2:35a
IAD
5:33a
2h 58m
nonstop
Depart: Sun Feb 15 2015 Return: Sun Feb 22 2015 Trip spans 8 days
United
United
IAD
12:05p
IAH
3:25p
3h 20m
nonstop
IAH
2:35a
IAD
5:33a
2h 58m
nonstop
Depart: Mon Feb 16 2015 Return: Sun Feb 22 2015 Trip spans 7 days
United
United
IAD
12:05p
IAH
3:25p
3h 20m
nonstop
IAH
2:35a
IAD
5:33a
2h 58m
nonstop
Depart: Tue Feb 17 2015 Return: Sun Feb 22 2015 Trip spans 6 days
United
United
IAD
12:05p
IAH
3:25p
3h 20m
nonstop
IAH
6:50a
IAD
9:42a
2h 52m
nonstop
Depart: Wed Feb 18 2015 Return: Sun Feb 22 2015 Trip spans 5 days
United
United
IAD
7:20a
IAH
10:52a
3h 32m
nonstop
IAH
6:50a
IAD
9:42a
2h 52m
nonstop
Depart: Thu Feb 19 2015 Return: Sun Feb 22 2015 Trip spans 4 days
United
United
IAD
12:27a
IAH
4:12a
3h 45m
nonstop
IAH
6:50a
IAD
9:42a
2h 52m
nonstop
Depart: Fri Feb 20 2015 Return: Sun Feb 22 2015 Trip spans 3 days
United
United
IAD
12:27a
IAH
4:12a
3h 45m
nonstop
IAH
7:50a
IAD
10:45a
2h 55m
nonstop
Depart: Sat Feb 21 2015 Return: Sun Feb 22 2015 Trip spans 2 days
United
United
IAD
12:05p
IAH
3:25p
3h 20m
nonstop
IAH
6:50a
IAD
9:42a
2h 52m
nonstop
Depart: Sun Feb 22 2015 Return: Sun Mar 1 2015 Trip spans 8 days
United
United
IAD
3:10a
IAH
6:45a
3h 35m
nonstop
IAH
2:35a
IAD
5:33a
2h 58m
nonstop
Depart: Mon Feb 23 2015 Return: Sun Mar 1 2015 Trip spans 7 days
United
United
IAD
12:05p
IAH
3:25p
3h 20m
nonstop
IAH
6:50a
IAD
9:42a
2h 52m
nonstop
Depart: Tue Feb 24 2015 Return: Sun Mar 1 2015 Trip spans 6 days
United
United
IAD
12:27a
IAH
4:12a
3h 45m
nonstop
IAH
10:49a
IAD
1:46p
2h 57m
nonstop
Depart: Wed Feb 25 2015 Return: Sun Mar 1 2015 Trip spans 5 days
United
United
IAD
12:05p
IAH
3:25p
3h 20m
nonstop
IAH
2:35a
IAD
5:33a
2h 58m
nonstop
Depart: Thu Feb 26 2015 Return: Sun Mar 1 2015 Trip spans 4 days
United
United
IAD
5:01p
IAH
8:30p
3h 29m
nonstop
IAH
10:49a
IAD
1:46p
2h 57m
nonstop
Depart: Fri Feb 27 2015 Return: Sun Mar 1 2015 Trip spans 3 days
United
United
IAD
5:01p
IAH
8:30p
3h 29m
nonstop
IAH
2:35a
IAD
5:33a
2h 58m
nonstop
Depart: Sun Mar 8 2015 Return: Mon Mar 9 2015 Trip spans 2 days
US Airways
US Airways
IAD
3:59p
IAH
9:05p
5h 06m
1 stop
IAH
9:55a
IAD
2:13p
4h 18m
1 stop
Depart: Fri Jul 24 2015 Return: Mon Jul 27 2015 Trip spans 4 days
American Airlines
American Airlines
IAD
5:18a
IAH
9:52a
4h 34m
1 stop
IAH
6:08a
IAD
10:45a
4h 37m
1 stop
Depart: Fri Jun 5 2015 Return: Mon Jun 8 2015 Trip spans 4 days
Delta
Delta
IAD
5:40a
IAH
10:14a
4h 34m
1 stop
IAH
2:05p
IAD
6:30p
4h 25m
1 stop
Depart: Fri Jul 31 2015 Return: Fri Aug 7 2015 Trip spans 8 days
Multiple Airlines
Multiple Airlines
IAD
8:30a
IAH
11:42a
3h 12m
nonstop
IAH
6:08a
IAD
10:45a
4h 37m
1 stop
Change your search
Direct flights IAD to IAH on United
Flight # Depart IAD Arrive IAH Sun Mon Tue Wed Thu Fri Sat Valid Between
4287 5:27 am 8:12 am Jan 29 - Feb 11
431 5:27 am 8:03 am Feb 12 - Feb 12
4651 5:27 am 8:12 am Feb 13 - Mar 4
4651 5:27 am 8:12 am Feb 17 - Mar 3
1012 5:45 am 8:18 am Mar 8 - Mar 8
1441 5:45 am 8:18 am Mar 10 - Mar 12
1441 5:45 am 8:18 am Mar 5 - Mar 5
1540 5:45 am 8:18 am Mar 6 - Mar 6
1540 5:45 am 8:18 am Mar 9 - Mar 16
4094 7:58 am 10:39 am Mar 5 - Mar 5
1410 8:02 am 10:35 am Mar 6 - Mar 6
1491 8:02 am 10:35 am Mar 10 - Mar 17
1705 8:04 am 10:40 am Feb 17 - Feb 17
363 8:04 am 10:39 am Mar 4 - Mar 4
762 8:04 am 10:39 am Feb 25 - Feb 25
1208 8:05 am 10:41 am Feb 18 - Feb 18
1491 8:08 am 10:41 am Mar 9 - Mar 9
1410 8:10 am 10:46 am Feb 12 - Feb 12
1437 8:10 am 10:46 am Feb 21 - Feb 28
1437 8:10 am 10:46 am Feb 14 - Feb 14
762 8:10 am 10:45 am Feb 24 - Feb 24
762 8:10 am 10:45 am Feb 22 - Mar 2
762 8:10 am 10:45 am Feb 13 - Feb 20
762 8:10 am 10:45 am Feb 15 - Feb 15
762 8:10 am 10:45 am Mar 3 - Mar 3
1522 8:12 am 10:45 am Mar 5 - Mar 5
5154 8:13 am 10:52 am Feb 7 - Feb 7
762 8:15 am 10:45 am Feb 11 - Feb 11
762 8:15 am 10:45 am Feb 10 - Feb 10
762 8:15 am 10:45 am Jan 29 - Feb 9
1086 8:16 am 10:47 am Mar 7 - Mar 7
4109 8:20 am 11:01 am Mar 8 - Mar 29
429 12:20 pm 2:54 pm Feb 8 - Feb 8
762 12:20 pm 2:52 pm Feb 18 - Feb 18
207 12:21 pm 2:55 pm Feb 10 - Feb 10
363 12:21 pm 2:55 pm Feb 11 - Feb 11
363 12:21 pm 2:55 pm Feb 9 - Feb 9
762 12:25 pm 2:59 pm Feb 7 - Feb 7
1020 12:30 pm 2:57 pm Mar 8 - Mar 22
1020 12:30 pm 3:03 pm Mar 1 - Mar 1
1265 12:30 pm 2:57 pm Mar 10 - Mar 10
1421 12:30 pm 3:03 pm Feb 25 - Feb 25
1421 12:30 pm 3:03 pm Feb 15 - Feb 15
1421 12:30 pm 2:57 pm Mar 9 - Mar 9
1426 12:30 pm 2:57 pm Mar 6 - Mar 6
1461 12:30 pm 2:57 pm Mar 5 - Mar 5
1491 12:30 pm 3:03 pm Mar 2 - Mar 2
1565 12:30 pm 3:03 pm Feb 24 - Feb 24
1565 12:30 pm 3:03 pm Mar 3 - Mar 3
269 12:30 pm 3:02 pm Feb 16 - Feb 16
429 12:30 pm 3:02 pm Feb 22 - Feb 22
429 12:30 pm 3:02 pm Feb 12 - Feb 12
429 12:30 pm 3:02 pm Feb 13 - Feb 20
429 12:30 pm 3:02 pm Feb 23 - Feb 27
429 12:30 pm 3:02 pm Feb 17 - Feb 17
429 12:30 pm 3:02 pm Feb 19 - Feb 26
762 12:30 pm 3:02 pm Mar 4 - Mar 4
1020 12:35 pm 3:08 pm Feb 21 - Feb 21
1020 12:35 pm 3:08 pm Feb 14 - Feb 14
1565 12:35 pm 3:08 pm Feb 28 - Feb 28
1565 2:09 pm 4:36 pm Mar 7 - Mar 7
249 5:05 pm 7:25 pm Mar 9 - Mar 27
249 5:05 pm 7:25 pm Feb 27 - Mar 6
249 5:05 pm 7:25 pm Mar 2 - Mar 2
249 5:05 pm 7:25 pm Feb 18 - Mar 4
249 5:05 pm 7:25 pm Feb 16 - Feb 16
249 5:05 pm 7:25 pm Feb 21 - Mar 7
249 5:05 pm 7:25 pm Feb 23 - Feb 23
249 5:05 pm 7:25 pm Feb 13 - Feb 22
249 5:05 pm 7:25 pm Feb 12 - Feb 17
249 5:05 pm 7:25 pm Mar 10 - Mar 28
249 5:05 pm 7:25 pm Mar 8 - Mar 8
249 5:10 pm 7:37 pm Feb 6 - Feb 10
249 5:10 pm 7:37 pm Feb 11 - Feb 11
4651 9:50 pm 12:23 am Feb 1 - Feb 8
1026 9:59 pm 12:24 am Feb 10 - Feb 10
1281 9:59 pm 12:24 am Jan 29 - Feb 9
207 9:59 pm 12:23 am Feb 11 - Feb 11
4651 10:00 pm 12:33 am Jan 31 - Feb 7
1026 10:01 pm 12:30 am Feb 19 - Feb 26
1026 10:01 pm 12:30 am Feb 13 - Feb 13
1026 10:01 pm 12:30 am Feb 12 - Feb 12
1026 10:01 pm 12:30 am Feb 18 - Feb 18
1026 10:01 pm 12:30 am Feb 21 - Feb 21
1026 10:01 pm 12:30 am Feb 27 - Feb 27
1251 10:01 pm 12:28 am Mar 6 - Mar 6
1281 10:01 pm 12:30 am Mar 4 - Mar 4
1648 10:01 pm 12:30 am Feb 28 - Feb 28
1648 10:01 pm 12:28 am Mar 7 - Mar 7
270 10:01 pm 12:29 am Mar 1 - Mar 1
363 10:01 pm 12:29 am Feb 25 - Feb 25
3742 10:01 pm 12:29 am Feb 14 - Feb 14
554 10:01 pm 12:29 am Feb 15 - Feb 22
762 10:01 pm 12:27 am Mar 5 - Mar 5
1648 10:15 pm 12:42 am Mar 8 - Mar 8
762 10:15 pm 12:41 am Mar 10 - Mar 24
Airports
Origin

Washington
$309
Destination

Houston
$309