SEARCH ONE AND DONE. - Compare hundreds of travel sites at once.
Choose where to book.
Find deals from over 400 airlines worldwide.

Cheap Flights from Houston to Washington (HOU - DCA)

DepartReturn
1 adult
Note: some airlines charge for infants in laps.
The price shown for each flight will be the average for all passengers including any infants.
Choose Sites to Compare vs. KAYAK

Best fares from HOU to DCA (Found by others)

Sun Mon Tue Wed Thu Fri Sat
  1 $433 2 $352 3 $352 4 $352 5 $352 6 $352
7 $344 8 $377 9 $307 10 $307 11 $324 12 $347 13 $324
14 $377 15 $307 16 $307 17 $307 18 $307 19 $311 20 $307
21 $313 22 $307 23 $307 24 $307 25 $314 26 $311 27 $307
28 $322 29 $307 30 $307        
KAYAK searches hundreds of sites to find the best rate for your next flight from Houston to Washington. Get the best flight deal for your Washington trip!
Here's how it works. Search KAYAK for a flight ticket from Houston to Washington. 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!
Direct flights HOU to DCA on United
Flight # Depart IAH Arrive DCA Sun Mon Tue Wed Thu Fri Sat Valid Between
478 7:15 am 11:17 am Sep 4 - Sep 10
478 7:15 am 11:17 am Sep 9 - Sep 9
478 7:15 am 11:17 am Sep 12 - Sep 19
1200 7:25 am 11:28 am Sep 25 - Oct 3
1553 7:25 am 11:28 am Sep 22 - Sep 22
1698 7:25 am 11:28 am Sep 29 - Sep 29
250 7:25 am 11:27 am Sep 23 - Oct 21
457 7:25 am 11:27 am Oct 1 - Oct 22
478 7:25 am 11:27 am Sep 24 - Sep 24
250 8:45 am 12:46 pm Sep 18 - Sep 19
250 8:45 am 12:46 pm Sep 8 - Sep 16
292 8:45 am 12:46 pm Sep 10 - Sep 17
478 8:45 am 12:46 pm Sep 6 - Sep 6
478 8:45 am 12:46 pm Sep 7 - Sep 7
478 8:45 am 12:46 pm Sep 11 - Sep 14
1200 8:46 am 12:46 pm Sep 20 - Sep 20
250 8:46 am 12:45 pm Oct 2 - Oct 17
250 8:46 am 12:45 pm Sep 21 - Sep 29
611 8:46 am 12:45 pm Oct 1 - Oct 22
619 8:46 am 12:45 pm Sep 24 - Sep 24
627 8:46 am 12:45 pm Sep 25 - Sep 26
655 8:46 am 12:45 pm Sep 23 - Oct 21
1085 10:20 am 2:20 pm Sep 4 - Sep 19
1728 10:20 am 2:20 pm Sep 7 - Sep 16
395 10:25 am 2:25 pm Oct 5 - Oct 12
395 10:25 am 2:25 pm Sep 21 - Sep 21
609 10:25 am 2:25 pm Sep 25 - Sep 26
611 10:25 am 2:25 pm Sep 23 - Oct 21
617 10:25 am 2:25 pm Sep 28 - Sep 28
619 10:25 am 2:25 pm Oct 1 - Oct 22
627 10:25 am 2:25 pm Sep 22 - Sep 29
627 10:25 am 2:25 pm Oct 2 - Oct 23
1596 10:49 am 2:49 pm Aug 23 - Sep 13
1191 12:57 pm 4:59 pm Sep 14 - Sep 14
1045 12:58 pm 5:00 pm Oct 1 - Oct 8
1154 12:58 pm 5:00 pm Oct 2 - Oct 16
1191 12:58 pm 5:00 pm Sep 22 - Oct 13
1191 12:58 pm 5:00 pm Sep 7 - Sep 7
1241 12:58 pm 5:00 pm Oct 3 - Oct 3
1423 12:58 pm 5:00 pm Sep 2 - Sep 9
1423 12:58 pm 5:00 pm Sep 15 - Sep 19
1423 12:58 pm 5:00 pm Sep 12 - Sep 18
1501 12:58 pm 5:00 pm Sep 3 - Sep 17
1501 12:58 pm 5:00 pm Sep 11 - Sep 11
1522 12:58 pm 5:00 pm Sep 24 - Sep 24
1733 12:58 pm 5:00 pm Sep 23 - Oct 14
1746 12:58 pm 5:00 pm Sep 25 - Sep 26
292 12:59 pm 5:00 pm Oct 4 - Oct 4
292 12:59 pm 5:00 pm Sep 20 - Sep 20
327 12:59 pm 5:00 pm Sep 27 - Sep 27
360 12:59 pm 5:00 pm Sep 28 - Sep 28
478 12:59 pm 5:00 pm Sep 21 - Sep 21
494 12:59 pm 5:00 pm Oct 5 - Oct 12
1191 1:41 pm 5:43 pm Sep 13 - Sep 13
1191 2:00 pm 6:04 pm Sep 6 - Sep 6
1097 2:26 pm 6:30 pm Aug 24 - Sep 14
1212 2:26 pm 6:30 pm Sep 3 - Sep 19
1596 2:40 pm 6:42 pm Sep 22 - Sep 22
1596 2:40 pm 6:42 pm Sep 21 - Sep 28
1596 2:40 pm 6:42 pm Sep 23 - Sep 30
1596 2:40 pm 6:42 pm Sep 24 - Sep 24
1596 2:40 pm 6:42 pm Oct 1 - Oct 8
1596 2:45 pm 6:47 pm Oct 5 - Oct 5
1031 4:00 pm 8:04 pm Sep 9 - Sep 9
1031 4:00 pm 8:04 pm Sep 5 - Sep 5
1522 4:00 pm 8:04 pm Sep 14 - Sep 14
1596 4:00 pm 8:04 pm Sep 16 - Sep 16
250 4:00 pm 8:03 pm Sep 17 - Sep 17
250 4:00 pm 8:03 pm Sep 7 - Sep 7
250 4:00 pm 8:03 pm Sep 25 - Sep 26
250 4:00 pm 8:03 pm Sep 10 - Sep 10
250 4:00 pm 8:03 pm Sep 4 - Sep 4
292 4:00 pm 8:03 pm Oct 3 - Oct 10
292 4:00 pm 8:03 pm Sep 22 - Sep 22
292 4:00 pm 8:03 pm Sep 8 - Sep 15
343 4:00 pm 8:03 pm Sep 28 - Sep 28
394 4:00 pm 8:03 pm Oct 5 - Oct 5
394 4:00 pm 8:03 pm Sep 21 - Sep 21
628 4:00 pm 8:03 pm Sep 29 - Sep 29
292 4:02 pm 8:05 pm Sep 23 - Oct 14
292 4:02 pm 8:05 pm Oct 2 - Oct 16
292 4:02 pm 8:05 pm Sep 24 - Oct 1
292 4:02 pm 8:05 pm Sep 19 - Sep 19
292 4:02 pm 8:05 pm Sep 18 - Sep 18
1541 5:40 pm 9:45 pm Sep 9 - Sep 17
1541 5:40 pm 9:45 pm Sep 1 - Sep 8
1541 5:40 pm 9:45 pm Sep 18 - Sep 19
250 5:40 pm 9:44 pm Sep 11 - Sep 11
250 5:45 pm 9:48 pm Sep 24 - Sep 24
292 5:45 pm 9:48 pm Sep 26 - Sep 26
323 5:45 pm 9:48 pm Oct 2 - Oct 9
323 5:45 pm 9:48 pm Sep 22 - Oct 6
379 5:45 pm 9:48 pm Sep 23 - Oct 7
379 5:45 pm 9:48 pm Sep 28 - Sep 28
394 5:45 pm 9:48 pm Oct 3 - Oct 3
410 5:45 pm 9:48 pm Sep 21 - Sep 21
468 5:45 pm 9:48 pm Sep 25 - Oct 1
468 5:45 pm 9:48 pm Oct 5 - Oct 5
1014 7:02 pm 11:00 pm Sep 7 - Sep 7
1490 7:02 pm 11:00 pm Sep 9 - Sep 16
1490 7:02 pm 11:00 pm Sep 17 - Sep 19
1490 7:02 pm 11:00 pm Sep 8 - Sep 15
1490 7:02 pm 11:00 pm Sep 10 - Sep 10
1516 7:02 pm 11:00 pm Sep 4 - Sep 4
1541 7:02 pm 11:00 pm Sep 11 - Sep 11
1746 7:02 pm 11:00 pm Sep 5 - Sep 5
217 7:02 pm 11:01 pm Sep 30 - Oct 21
217 7:02 pm 11:01 pm Oct 5 - Oct 5
250 7:02 pm 11:01 pm Oct 1 - Oct 22
302 7:02 pm 11:01 pm Sep 28 - Sep 28
323 7:02 pm 11:01 pm Sep 26 - Oct 24
395 7:02 pm 11:01 pm Sep 25 - Sep 25
456 7:02 pm 11:01 pm Sep 20 - Sep 27
456 7:02 pm 11:01 pm Sep 21 - Sep 21
456 7:02 pm 11:01 pm Sep 22 - Sep 29
456 7:02 pm 11:01 pm Oct 2 - Oct 6