$135 Cheap United flights Washington (DCA) to Houston (IAH)

View $135 flight on Fri, Jul 4, 2025Opens in a new window

$135 Cheap United flights Washington (DCA) to Houston (IAH)

Prices were available within the past 7 days and start at $135 for one-way flights and $349 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
United
Fri, Jun 20 - Tue, Jun 24
DCA
Washington
IAH
Houston
$349
Roundtrip
Found 1 day ago
Select United flight, departing Fri, Jun 20 from Washington to Houston, returning Tue, Jun 24, priced at $349 Found 1 day ago
United
Fri, Jun 20 - Tue, Jun 24
DCA
Washington
IAH
Houston
$355
Roundtrip
Found 1 day ago
Select United flight, departing Fri, Jun 20 from Washington to Houston, returning Tue, Jun 24, priced at $355 Found 1 day ago
United
Fri, Jun 20 - Tue, Jun 24
DCA
Washington
IAH
Houston
$359
Roundtrip
Found 1 day ago
Select United flight, departing Fri, Jun 20 from Washington to Houston, returning Tue, Jun 24, priced at $359 Found 1 day ago
United
Fri, Jun 20 - Mon, Jun 23
DCA
Washington
IAH
Houston
$365
Roundtrip
Found 1 day ago
Select United flight, departing Fri, Jun 20 from Washington to Houston, returning Mon, Jun 23, priced at $365 Found 1 day ago
United
Thu, Jun 19 - Mon, Jun 23
DCA
Washington
IAH
Houston
$381
Roundtrip
Found 1 day ago
Select United flight, departing Thu, Jun 19 from Washington to Houston, returning Mon, Jun 23, priced at $381 Found 1 day ago
United
Fri, Jun 20 - Tue, Jun 24
DCA
Washington
IAH
Houston
$386
Roundtrip
Found 1 day ago
Select United flight, departing Fri, Jun 20 from Washington to Houston, returning Tue, Jun 24, priced at $386 Found 1 day ago
Flights from Washington (DCA) to Houston (IAH)
Origin airport
Ronald Reagan Washington National
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, Frontier Airlines, JetBlue Airways, United
Popular airline
Delta
Distance
1929 km
Average flight time
2 hours 17 mins