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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: Tue May 19 2015 Return: Sun May 24 2015 Trip spans 6 days
US Airways
US Airways
IAD
3:59p
IAH
9:02p
5h 03m
1 stop
IAH
4:35a
IAD
10:47a
6h 12m
1 stop
Depart: Tue Jun 16 2015 Return: Wed Jun 17 2015 Trip spans 2 days
American Airlines
American Airlines
IAD
1:25a
IAH
8:05a
6h 40m
1 stop
IAH
7:59a
IAD
2:08p
6h 09m
1 stop
Depart: Wed May 20 2015 Return: Sun May 24 2015 Trip spans 5 days
US Airways
US Airways
IAD
3:59p
IAH
9:02p
5h 03m
1 stop
IAH
4:35a
IAD
10:47a
6h 12m
1 stop
Depart: Sun May 24 2015 Return: Tue Jun 2 2015 Trip spans 10 days
US Airways
US Airways
IAD
3:59p
IAH
9:02p
5h 03m
1 stop
IAH
3:00a
IAD
8:03a
5h 03m
1 stop
Depart: Wed May 27 2015 Return: Tue Jun 2 2015 Trip spans 7 days
US Airways
US Airways
IAD
3:59p
IAH
9:02p
5h 03m
1 stop
IAH
3:00a
IAD
8:03a
5h 03m
1 stop
Depart: Tue Jun 2 2015 Return: Tue Jun 9 2015 Trip spans 8 days
US Airways
US Airways
IAD
1:20a
IAH
6:20a
5h 00m
1 stop
IAH
1:30p
IAD
6:22p
4h 52m
1 stop
Depart: Wed Jun 3 2015 Return: Tue Jun 9 2015 Trip spans 7 days
US Airways
US Airways
IAD
5:19a
IAH
10:01a
4h 42m
1 stop
IAH
4:35a
IAD
10:46a
6h 11m
1 stop
Depart: Wed Jun 17 2015 Return: Tue Jun 23 2015 Trip spans 7 days
American Airlines
American Airlines
IAD
3:50p
IAH
8:49p
4h 59m
1 stop
IAH
6:10a
IAD
10:46a
4h 36m
1 stop
Depart: Tue Jun 23 2015 Return: Tue Jun 30 2015 Trip spans 8 days
American Airlines
American Airlines
IAD
5:20a
IAH
11:37a
6h 17m
1 stop
IAH
4:35a
IAD
10:46a
6h 11m
1 stop
Depart: Wed Jul 1 2015 Return: Wed Jul 15 2015 Trip spans 15 days
US Airways
US Airways
IAD
1:25a
IAH
6:10a
4h 45m
1 stop
IAH
1:35p
IAD
6:21p
4h 46m
1 stop
Depart: Sat Jul 4 2015 Return: Wed Jul 15 2015 Trip spans 12 days
US Airways
US Airways
IAD
1:25a
IAH
6:10a
4h 45m
1 stop
IAH
1:35p
IAD
6:21p
4h 46m
1 stop
Depart: Wed Jul 8 2015 Return: Tue Jul 21 2015 Trip spans 14 days
American Airlines
American Airlines
IAD
3:50p
IAH
8:49p
4h 59m
1 stop
IAH
6:10a
IAD
10:46a
4h 36m
1 stop
Depart: Tue Jul 21 2015 Return: Wed Jul 29 2015 Trip spans 9 days
US Airways
US Airways
IAD
3:50p
IAH
8:49p
4h 59m
1 stop
IAH
1:35p
IAD
6:21p
4h 46m
1 stop
Depart: Wed Jul 22 2015 Return: Tue Jul 28 2015 Trip spans 7 days
US Airways
US Airways
IAD
3:50p
IAH
8:49p
4h 59m
1 stop
IAH
6:10a
IAD
10:46a
4h 36m
1 stop
Depart: Tue Jul 28 2015 Return: Tue Aug 4 2015 Trip spans 8 days
US Airways
US Airways
IAD
1:20a
IAH
6:10a
4h 50m
1 stop
IAH
6:10a
IAD
10:46a
4h 36m
1 stop
Depart: Wed Jul 29 2015 Return: Tue Aug 4 2015 Trip spans 7 days
US Airways
US Airways
IAD
1:20a
IAH
6:10a
4h 50m
1 stop
IAH
6:10a
IAD
10:46a
4h 36m
1 stop
Depart: Tue Aug 4 2015 Return: Tue Aug 11 2015 Trip spans 8 days
American Airlines
American Airlines
IAD
1:20a
IAH
6:10a
4h 50m
1 stop
IAH
11:30a
IAD
4:23p
4h 53m
1 stop
Depart: Wed Aug 5 2015 Return: Tue Aug 11 2015 Trip spans 7 days
US Airways
US Airways
IAD
1:20a
IAH
6:10a
4h 50m
1 stop
IAH
6:10a
IAD
10:46a
4h 36m
1 stop
Depart: Thu May 21 2015 Return: Tue May 26 2015 Trip spans 6 days
Delta
Delta
IAD
2:30a
IAH
9:16a
6h 46m
1 stop
IAH
11:05a
IAD
4:15p
5h 10m
1 stop
Depart: Thu May 14 2015 Return: Tue May 19 2015 Trip spans 6 days
United
United
IAD
1:45a
IAH
5:04a
3h 19m
nonstop
IAH
8:50a
IAD
11:52a
3h 02m
nonstop
Direct flights IAD to IAH on United
Flight # Depart IAD Arrive IAH Sun Mon Tue Wed Thu Fri Sat Valid Between
1012 5:45 am 8:05 am May 25 - May 25
1012 5:45 am 8:05 am May 10 - May 17
1012 5:45 am 8:05 am May 24 - May 31
1500 5:45 am 8:05 am May 7 - May 7
1540 5:45 am 8:05 am May 28 - May 28
1918 5:45 am 7:48 am Jun 4 - Jun 4
559 5:45 am 8:04 am May 18 - May 18
657 5:45 am 8:04 am Jun 2 - Jun 2
657 5:45 am 8:04 am May 29 - Jun 1
657 5:45 am 8:04 am May 13 - May 27
657 5:45 am 8:04 am May 21 - May 22
657 5:45 am 8:04 am May 12 - May 12
657 5:45 am 8:01 am Apr 27 - May 4
657 5:45 am 8:01 am May 5 - May 5
657 5:45 am 8:04 am May 6 - May 6
657 5:45 am 8:04 am May 8 - May 15
657 5:45 am 8:04 am Jun 3 - Jun 3
1016 8:20 am 10:32 am May 9 - May 9
1410 8:20 am 10:37 am May 5 - May 5
762 8:20 am 10:36 am Apr 27 - May 4
1457 8:22 am 10:25 am Jun 4 - Jun 12
1016 8:23 am 10:35 am May 30 - May 30
1016 8:23 am 10:35 am May 23 - May 23
1016 8:23 am 10:35 am May 16 - May 16
762 8:25 am 10:36 am May 10 - May 31
762 8:26 am 10:37 am May 15 - Jun 3
762 8:26 am 10:37 am May 28 - Jun 1
762 8:26 am 10:37 am May 7 - May 14
762 8:26 am 10:37 am May 6 - May 12
762 8:26 am 10:37 am May 11 - May 11
762 8:26 am 10:37 am May 13 - May 13
762 8:26 am 10:37 am May 18 - May 21
762 8:30 am 10:41 am May 25 - May 25
1020 12:35 pm 2:56 pm Apr 27 - May 5
1644 12:36 pm 2:58 pm May 10 - May 17
1644 12:36 pm 2:58 pm May 11 - May 13
1644 12:36 pm 2:58 pm May 14 - May 21
1644 12:36 pm 2:58 pm May 9 - May 30
1644 12:36 pm 2:58 pm May 6 - May 12
1644 12:36 pm 2:58 pm Jun 2 - Jun 2
1644 12:36 pm 2:58 pm Jun 3 - Jun 3
1644 12:36 pm 2:58 pm May 24 - May 24
1644 12:36 pm 2:58 pm May 31 - May 31
1644 12:36 pm 2:58 pm May 22 - Jun 1
484 12:39 pm 2:48 pm Jun 4 - Jun 4
3729 3:35 pm 6:02 pm May 9 - May 30
249 5:00 pm 7:30 pm Apr 27 - May 4
249 5:00 pm 7:30 pm May 5 - May 5
249 5:10 pm 7:39 pm May 23 - May 30
249 5:10 pm 7:39 pm Jun 3 - Jun 3
249 5:10 pm 7:39 pm May 7 - Jun 2
249 5:10 pm 7:39 pm May 6 - May 31
249 5:10 pm 7:30 pm Jun 4 - Jun 30
249 5:10 pm 7:39 pm May 16 - May 16
249 5:10 pm 7:39 pm May 9 - May 9
2023 10:01 pm 12:11 am May 5 - May 5
1275 10:03 pm 12:14 am May 20 - May 20
1539 10:03 pm 12:14 am May 31 - May 31
1539 10:03 pm 12:14 am May 30 - May 30
1539 10:03 pm 12:14 am May 27 - May 27
1539 10:03 pm 12:14 am May 10 - May 17
1539 10:03 pm 12:14 am May 9 - May 16
1539 10:03 pm 12:14 am May 6 - May 13
1539 10:03 pm 12:14 am May 23 - May 23
309 10:03 pm 12:13 am May 12 - Jun 2
305 10:05 pm 12:15 am Jun 3 - Jun 3
309 10:05 pm 12:15 am May 25 - May 25
309 10:05 pm 12:15 am May 8 - May 29
309 10:05 pm 12:15 am May 28 - Jun 1
309 10:05 pm 12:15 am May 7 - May 21
309 10:09 pm 12:14 am Jun 4 - Jun 23
Airports
Origin

Washington
$313
Destination

Houston
$313