Cheap Flights from Washington to Houston (DCA - IAH)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youth
12-17
Child
2-11
Seat Infant
under 2
Lap Infant
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none

Best fares from DCA to IAH

Sun Mon Tue Wed Thu Fri Sat
  1 $384 2 $372 3 $385 4 $377 5 $303 6 $299
7 $287 8 $282 9 $299 10 $299 11 $282 12 $291 13 $277
14 $277 15 $261 16 $247 17 $264 18 $286 19 $339 20 $445
21 $325 22 $325 23 $340 24 $360 25 $277 26 $284 27 $399
28 $387 29 $355 30 $277 31 $277      

Best fares found by others...

KAYAK searches hundreds of sites to find the best rate for your next flight from Washington to Houston. Get the best flight deal for your Houston trip!
Here's how it works. Search KAYAK for a flight ticket from Washington to Houston. Sort, filter and compare results on one web page. Then book your plane ticket direct on the airline or travel agent site of your choice!
Select an airline:  United
Direct flights DCA to IAH on United
Flight # Depart DCA Arrive IAH Sun Mon Tue Wed Thu Fri Sat Valid Between
1012 5:45 am 8:14 am Dec 21 - Dec 28
1012 5:45 am 8:14 am Dec 18 - Dec 20
1012 5:45 am 8:14 am Dec 19 - Dec 19
1012 5:45 am 8:14 am Dec 25 - Dec 27
1487 5:45 am 8:14 am Dec 22 - Dec 23
1540 5:45 am 8:16 am Dec 11 - Dec 17
1540 5:45 am 8:16 am Dec 14 - Dec 14
1540 5:45 am 8:16 am Dec 4 - Dec 4
1540 5:45 am 8:16 am Dec 6 - Dec 6
1540 5:45 am 8:14 am Dec 29 - Jan 1
1540 5:45 am 8:16 am Dec 3 - Dec 10
1545 5:45 am 8:14 am Dec 24 - Dec 24
1545 5:45 am 8:14 am Dec 26 - Dec 26
1012 5:50 am 8:15 am Nov 30 - Nov 30
1012 5:50 am 8:15 am Nov 25 - Dec 2
1088 5:50 am 8:15 am Dec 1 - Dec 1
1439 7:00 am 9:33 am Dec 18 - Dec 18
1646 7:00 am 9:33 am Dec 23 - Dec 23
1657 7:00 am 9:33 am Dec 22 - Dec 24
1657 7:00 am 9:33 am Dec 19 - Dec 19
1657 7:00 am 9:31 am Dec 17 - Dec 17
1657 7:00 am 9:31 am Dec 10 - Dec 10
1657 7:00 am 9:31 am Dec 9 - Dec 16
1657 7:00 am 9:31 am Dec 4 - Dec 15
570 7:00 am 9:30 am Dec 3 - Dec 3
657 7:00 am 9:32 am Dec 20 - Dec 20
1657 7:05 am 9:31 am Dec 2 - Dec 2
236 7:05 am 9:30 am Nov 30 - Nov 30
297 7:05 am 9:30 am Dec 1 - Dec 1
570 7:55 am 10:22 am Nov 30 - Nov 30
1215 7:59 am 10:35 am Dec 6 - Dec 13
1438 7:59 am 10:35 am Dec 3 - Dec 11
1438 7:59 am 10:35 am Dec 12 - Dec 17
1438 7:59 am 10:35 am Dec 5 - Dec 5
222 7:59 am 10:26 am Dec 2 - Dec 2
222 7:59 am 10:26 am Dec 1 - Dec 1
1088 8:01 am 10:35 am Dec 20 - Dec 20
1430 8:01 am 10:35 am Dec 24 - Dec 24
1494 8:01 am 10:35 am Dec 19 - Dec 19
203 8:01 am 10:34 am Dec 31 - Dec 31
244 8:01 am 10:34 am Dec 27 - Dec 27
308 8:01 am 10:34 am Dec 28 - Dec 28
559 8:01 am 10:34 am Dec 18 - Dec 23
559 8:01 am 10:34 am Dec 26 - Jan 1
657 8:01 am 10:34 am Dec 21 - Dec 21
1020 12:11 pm 2:43 pm Dec 18 - Dec 23
1426 12:11 pm 2:43 pm Dec 21 - Dec 21
525 12:11 pm 2:42 pm Dec 25 - Dec 25
1594 12:16 pm 2:47 pm Dec 17 - Dec 17
1594 12:16 pm 2:47 pm Dec 7 - Dec 14
1594 12:16 pm 2:47 pm Dec 16 - Dec 16
1594 12:16 pm 2:47 pm Dec 3 - Dec 15
346 12:16 pm 2:46 pm Dec 11 - Dec 11
346 12:16 pm 2:46 pm Dec 4 - Dec 4
1698 12:21 pm 2:50 pm Nov 30 - Nov 30
206 12:21 pm 2:49 pm Dec 2 - Dec 2
236 12:21 pm 2:49 pm Dec 1 - Dec 1
404 1:25 pm 3:59 pm Dec 14 - Dec 14
614 1:25 pm 3:59 pm Dec 7 - Dec 7
207 1:59 pm 4:33 pm Dec 4 - Dec 12
207 1:59 pm 4:33 pm Dec 8 - Dec 8
211 1:59 pm 4:31 pm Nov 30 - Nov 30
211 1:59 pm 4:31 pm Dec 1 - Dec 1
236 1:59 pm 4:33 pm Dec 17 - Dec 17
308 1:59 pm 4:33 pm Dec 3 - Dec 16
437 1:59 pm 4:33 pm Dec 15 - Dec 15
480 1:59 pm 4:31 pm Dec 2 - Dec 2
614 1:59 pm 4:33 pm Dec 13 - Dec 13
614 1:59 pm 4:33 pm Dec 6 - Dec 6
1733 2:09 pm 4:43 pm Dec 25 - Dec 25
203 2:09 pm 4:42 pm Dec 30 - Dec 30
208 2:09 pm 4:42 pm Dec 29 - Jan 5
212 2:09 pm 4:42 pm Dec 31 - Dec 31
244 2:09 pm 4:42 pm Dec 18 - Dec 19
244 2:09 pm 4:42 pm Dec 22 - Dec 26
308 2:09 pm 4:42 pm Dec 24 - Dec 24
308 2:09 pm 4:42 pm Dec 27 - Dec 27
508 2:09 pm 4:42 pm Dec 21 - Jan 4
508 2:09 pm 4:42 pm Dec 20 - Dec 20
1030 3:09 pm 5:42 pm Dec 3 - Dec 8
1030 3:09 pm 5:42 pm Dec 10 - Dec 15
1030 3:09 pm 5:42 pm Dec 4 - Dec 11
1030 3:09 pm 5:42 pm Dec 12 - Dec 16
1426 3:09 pm 5:42 pm Dec 17 - Dec 17
236 3:09 pm 5:41 pm Dec 7 - Dec 7
614 3:09 pm 5:41 pm Dec 14 - Dec 14
1565 3:10 pm 5:44 pm Dec 26 - Dec 26
1733 3:10 pm 5:44 pm Dec 24 - Dec 24
208 3:10 pm 5:43 pm Dec 30 - Dec 30
214 3:10 pm 5:43 pm Dec 29 - Jan 2
308 3:10 pm 5:43 pm Dec 18 - Dec 19
308 3:10 pm 5:43 pm Dec 22 - Dec 22
437 3:10 pm 5:43 pm Dec 31 - Dec 31
614 3:10 pm 5:43 pm Dec 23 - Dec 23
1030 3:11 pm 5:44 pm Dec 2 - Dec 2
1733 3:11 pm 5:44 pm Nov 30 - Nov 30
437 3:11 pm 5:43 pm Dec 1 - Dec 1
1215 5:28 pm 8:02 pm Dec 22 - Dec 23
1262 5:28 pm 8:02 pm Dec 26 - Dec 26
1262 5:28 pm 8:02 pm Dec 18 - Dec 19
1551 5:28 pm 8:02 pm Dec 30 - Dec 30
1696 5:28 pm 8:02 pm Dec 29 - Dec 29
244 5:28 pm 8:01 pm Dec 21 - Dec 21
244 5:28 pm 8:01 pm Dec 28 - Dec 28
244 5:28 pm 8:01 pm Dec 20 - Dec 20
508 5:28 pm 8:01 pm Dec 27 - Dec 27
1271 5:34 pm 8:03 pm Nov 30 - Nov 30
1438 5:38 pm 8:07 pm Dec 2 - Dec 2
614 5:38 pm 8:06 pm Dec 1 - Dec 1
1215 5:40 pm 8:16 pm Dec 3 - Dec 3
1215 5:40 pm 8:16 pm Dec 4 - Dec 11
1215 5:40 pm 8:16 pm Dec 16 - Dec 16
1215 5:40 pm 8:16 pm Dec 15 - Dec 15
1215 5:40 pm 8:16 pm Dec 7 - Dec 7
1215 5:40 pm 8:16 pm Dec 10 - Dec 17
657 5:43 pm 8:18 pm Dec 14 - Dec 14
1215 5:44 pm 8:20 pm Dec 12 - Dec 12
1209 6:59 pm 9:30 pm Dec 21 - Dec 21
1191 7:00 pm 9:31 pm Dec 19 - Dec 19
1191 7:00 pm 9:31 pm Dec 18 - Dec 18
12 7:00 pm 9:31 pm Dec 22 - Dec 22
657 7:00 pm 9:30 pm Dec 23 - Dec 23
1191 7:20 pm 9:56 pm Nov 30 - Dec 2
1191 7:24 pm 10:00 pm Dec 12 - Dec 12
1191 7:24 pm 10:00 pm Dec 7 - Dec 7
1191 7:24 pm 10:00 pm Dec 11 - Dec 11
1191 7:24 pm 10:00 pm Dec 15 - Dec 17
1191 7:24 pm 10:00 pm Dec 3 - Dec 10
1191 7:24 pm 10:00 pm Dec 5 - Dec 9
1215 7:24 pm 10:00 pm Dec 14 - Dec 14
1594 7:24 pm 10:00 pm Dec 4 - Dec 4
244 7:24 pm 9:59 pm Dec 16 - Dec 16