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Get United's best fares today on flights from Washington to Houston from *

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Low fare calendar for flights from Washington (IAD) to Houston (IAH)

Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
1
2
3
4
5
6
7
8
9
10
from
$1,229*
Viewed:15 hours ago
Economy
Return:12/10/19
11
from
$755*
Viewed:5 hours ago
Economy
Return:12/25/19
12
from
$755*
Viewed:5 hours ago
Economy
Return:12/26/19
13
from
$761*
Viewed:16 hours ago
Economy
Return:01/08/20
14
from
$811*
Viewed:5 hours ago
Economy
Return:12/21/19
15
from
$775*
Viewed:5 hours ago
Economy
Return:12/29/19
16
from
$721*
Viewed:8 hours ago
Economy
Return:12/17/19
17
from
$504*
Viewed:5 hours ago
Economy
Return:12/24/19
18
from
$504*
Viewed:5 hours ago
Economy
Return:12/25/19
19
from
$504*
Viewed:5 hours ago
Economy
Return:12/26/19
20
from
$557*
Viewed:14 hours ago
Economy
Return:12/23/19
21
from
$524*
Viewed:13 hours ago
Economy
Return:12/27/19
22
from
$504*
Viewed:6 hours ago
Economy
Return:01/09/20
23
from
$468*
Viewed:16 hours ago
Economy
Return:12/27/19
24
from
$327*
Viewed:a day ago
Economy
Return:12/27/19
25
from
$392*
Viewed:5 hours ago
Economy
Return:01/08/20
26
from
$287*
Viewed:5 hours ago
Economy
Return:01/09/20
27
from
$332*
Viewed:11 hours ago
Economy
Return:01/13/20
28
from
$287*
Viewed:5 hours ago
Economy
Return:01/11/20
29
from
$377*
Viewed:5 hours ago
Economy
Return:01/05/20
30
from
$287*
Viewed:5 hours ago
Economy
Return:01/06/20
31
from
$287*
Viewed:5 hours ago
Economy
Return:01/07/20
from
$287*
Viewed:5 hours ago
Economy
Return:01/15/20
from
$287*
Viewed:5 hours ago
Economy
Return:01/16/20
from
$377*
Viewed:5 hours ago
Economy
Return:01/17/20
from
$287*
Viewed:5 hours ago
Economy
Return:01/11/20
Lowest PriceToday
*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Looking for additional flights from Washington to Houston?

FromToDatesFare TypePrice

Washington (IAD)

Houston (IAH)

Depart: 01/08/20

Return: 01/13/20

Roundtrip
from
$287*
Viewed:11minutesago

Washington (IAD)

Houston (IAH)

Depart: 08/16/20

Return: 08/23/20

Roundtrip
from
$412*
Viewed:23minutesago

Washington (IAD)

Houston (IAH)

Depart: 12/13/19

Return: 12/27/19

Roundtrip
from
$775*
Viewed:5hoursago

Washington (IAD)

Houston (IAH)

Depart: 12/12/19

Return: 12/26/19

Roundtrip
from
$755*
Viewed:5hoursago

Washington (IAD)

Houston (IAH)

Depart: 12/21/19

Return: 01/04/20

Roundtrip
from
$607*
Viewed:5hoursago

Washington (IAD)

Houston (IAH)

Depart: 12/23/19

Return: 01/06/20

Roundtrip
from
$504*
Viewed:5hoursago

Washington (IAD)

Houston (IAH)

Depart: 12/20/19

Return: 01/03/20

Roundtrip
from
$565*
Viewed:5hoursago

Washington (IAD)

Houston (IAH)

Depart: 12/15/19

Return: 12/29/19

Roundtrip
from
$775*
Viewed:5hoursago

Washington (IAD)

Houston (IAH)

Depart: 12/29/19

Return: 01/12/20

Roundtrip
from
$377*
Viewed:5hoursago

Washington (IAD)

Houston (IAH)

Depart: 01/03/20

Return: 01/17/20

Roundtrip
from
$377*
Viewed:5hoursago

*Prices have been available for round trips within the last 48 hours and may not be currently available. Fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply.

Weather in Houston

Tuesday moderate rain
52°F 12/10/19
Wednesday sky is clear
52°F 12/11/19
Thursday overcast clouds
59°F 12/12/19
Friday sky is clear
66°F 12/13/19
Saturday sky is clear
68°F 12/14/19
Sunday light rain
72°F 12/15/19
Monday moderate rain
67°F 12/16/19
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