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Cheap Flights from Houston to Washington (IAH - DCA)

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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.
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Best fares from IAH to DCA (Found by others)

Sun Mon Tue Wed Thu Fri Sat
      1 $297 2 $302 3 $316 4 $302
5 $373 6 $322 7 $306 8 $302 9 $302 10 $311 11 $302
12 $314 13 $352 14 $309 15 $297 16 $302 17 $310 18 $302
19 $483 20 $302 21 $297 22 $297 23 $302 24 $310 25 $302
26 $317 27 $302 28 $297 29 $297 30 $302 31 $306  
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!
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Select an airline:  United
Direct flights IAH to DCA on United
Flight # Depart IAH Arrive DCA Sun Mon Tue Wed Thu Fri Sat Valid Between
1200 7:25 am 11:28 am Sep 25 - Oct 3
1667 7:25 am 11:28 am Oct 6 - Oct 6
1698 7:25 am 11:28 am Sep 29 - Sep 29
250 7:25 am 11:27 am Sep 23 - Oct 21
447 7:25 am 11:27 am Oct 20 - Oct 23
447 7:25 am 11:27 am Oct 9 - Oct 17
457 7:25 am 11:27 am Oct 24 - Oct 24
457 7:25 am 11:27 am Oct 1 - Oct 22
478 7:25 am 11:27 am Sep 24 - Sep 24
478 7:25 am 11:27 am Oct 13 - Oct 13
250 8:46 am 12:45 pm Oct 18 - Oct 18
250 8:46 am 12:45 pm Oct 2 - Oct 17
250 8:46 am 12:45 pm Sep 21 - Sep 29
250 8:46 am 12:45 pm Oct 19 - Oct 25
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
395 10:25 am 2:25 pm Oct 5 - Oct 12
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
617 10:25 am 2:25 pm Oct 19 - Oct 19
619 10:25 am 2:25 pm Oct 24 - Oct 24
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
1045 12:58 pm 5:00 pm Oct 22 - Oct 22
1045 12:58 pm 5:00 pm Oct 1 - Oct 8
1154 12:58 pm 5:00 pm Oct 23 - Oct 23
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 Oct 20 - Oct 20
1241 12:58 pm 5:00 pm Oct 3 - Oct 3
1522 12:58 pm 5:00 pm Sep 24 - Sep 24
1522 12:58 pm 5:00 pm Oct 10 - Oct 10
1556 12:58 pm 5:00 pm Oct 24 - Oct 24
1686 12:58 pm 5:00 pm Oct 17 - Oct 17
1698 12:58 pm 5:00 pm Oct 15 - Oct 15
1733 12:58 pm 5:00 pm Sep 23 - Oct 14
1733 12:58 pm 5:00 pm Oct 21 - Oct 21
1746 12:58 pm 5:00 pm Sep 25 - Sep 26
292 12:59 pm 5:00 pm Oct 18 - Oct 18
292 12:59 pm 5:00 pm Oct 11 - Oct 11
292 12:59 pm 5:00 pm Oct 4 - Oct 4
327 12:59 pm 5:00 pm Sep 27 - Sep 27
360 12:59 pm 5:00 pm Sep 28 - Sep 28
435 12:59 pm 5:00 pm Oct 25 - Oct 25
494 12:59 pm 5:00 pm Oct 5 - Oct 12
732 12:59 pm 5:00 pm Oct 19 - Oct 19
1423 2:40 pm 6:42 pm Oct 13 - Oct 13
1596 2:40 pm 6:42 pm Oct 9 - Oct 9
1596 2:40 pm 6:42 pm Sep 24 - Sep 24
1596 2:40 pm 6:42 pm Oct 1 - Oct 8
1596 2:40 pm 6:42 pm Oct 10 - Oct 17
1596 2:40 pm 6:42 pm Sep 23 - Sep 30
1596 2:40 pm 6:42 pm Sep 21 - Sep 28
1596 2:40 pm 6:42 pm Oct 12 - Oct 12
1596 2:40 pm 6:42 pm Oct 19 - Oct 19
1596 2:40 pm 6:42 pm Oct 7 - Oct 7
1596 2:40 pm 6:42 pm Oct 20 - Oct 24
1596 2:45 pm 6:47 pm Oct 5 - Oct 5
250 4:00 pm 8:03 pm Sep 25 - Sep 26
292 4:00 pm 8:03 pm Oct 20 - Oct 24
292 4:00 pm 8:03 pm Oct 17 - Oct 17
292 4:00 pm 8:03 pm Oct 3 - Oct 10
343 4:00 pm 8:03 pm Sep 28 - Sep 28
360 4:00 pm 8:03 pm Oct 13 - Oct 13
394 4:00 pm 8:03 pm Oct 19 - Oct 19
394 4:00 pm 8:03 pm Oct 5 - Oct 5
628 4:00 pm 8:03 pm Sep 29 - Sep 29
719 4:00 pm 8:03 pm Oct 12 - Oct 12
292 4:02 pm 8:05 pm Oct 2 - Oct 16
292 4:02 pm 8:05 pm Oct 22 - Oct 23
292 4:02 pm 8:05 pm Oct 21 - Oct 21
292 4:02 pm 8:05 pm Sep 23 - Oct 14
292 4:02 pm 8:05 pm Sep 24 - Oct 1
250 5:45 pm 9:48 pm Sep 24 - Sep 24
285 5:45 pm 9:48 pm Oct 13 - Oct 13
292 5:45 pm 9:48 pm Sep 26 - Sep 26
323 5:45 pm 9:48 pm Oct 9 - Oct 9
323 5:45 pm 9:48 pm Oct 16 - Oct 23
323 5:45 pm 9:48 pm Sep 22 - Sep 29
323 5:45 pm 9:48 pm Oct 2 - Oct 6
379 5:45 pm 9:48 pm Oct 19 - Oct 19
379 5:45 pm 9:48 pm Sep 28 - Sep 28
379 5:45 pm 9:48 pm Sep 23 - Oct 21
394 5:45 pm 9:48 pm Oct 12 - Oct 12
394 5:45 pm 9:48 pm Oct 10 - Oct 24
394 5:45 pm 9:48 pm Oct 3 - Oct 3
468 5:45 pm 9:48 pm Sep 25 - Oct 1
468 5:45 pm 9:48 pm Oct 22 - Oct 22
468 5:45 pm 9:48 pm Oct 8 - Oct 8
468 5:45 pm 9:48 pm Oct 5 - Oct 5
468 5:45 pm 9:48 pm Oct 15 - Oct 15
1453 7:02 pm 11:02 pm Oct 18 - Oct 18
1468 7:02 pm 11:02 pm Oct 19 - Oct 19
217 7:02 pm 11:01 pm Oct 5 - Oct 5
217 7:02 pm 11:01 pm Sep 30 - Oct 21
226 7:02 pm 11:01 pm Oct 11 - Oct 11
250 7:02 pm 11:01 pm Oct 1 - Oct 22
292 7:02 pm 11:01 pm Oct 13 - Oct 13
302 7:02 pm 11:01 pm Sep 28 - Sep 28
323 7:02 pm 11:01 pm Oct 17 - Oct 17
323 7:02 pm 11:01 pm Oct 24 - Oct 24
323 7:02 pm 11:01 pm Sep 26 - Oct 10
379 7:02 pm 11:01 pm Oct 12 - Oct 12
395 7:02 pm 11:01 pm Sep 25 - Sep 25
456 7:02 pm 11:01 pm Oct 2 - Oct 9
456 7:02 pm 11:01 pm Sep 21 - Sep 27
456 7:02 pm 11:01 pm Oct 16 - Oct 16
456 7:02 pm 11:01 pm Oct 20 - Oct 23
456 7:02 pm 11:01 pm Oct 25 - Oct 25
456 7:02 pm 11:01 pm Sep 22 - Oct 6