$143 Cheap American Airlines flights Houston (IAH) to Washington (DCA)

View $143 flight on Tue, Jan 20, 2026Opens in a new window

$143 Cheap American Airlines flights Houston (IAH) to Washington (DCA)

Prices were available within the past 7 days and start at $143 for one-way flights and $305 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Feb 6 - Sat, Feb 7
IAH
Houston
DCA
Washington
$305 Roundtrip, found 10 hours ago
$305
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Fri, Feb 6 from Houston to Washington, returning Sat, Feb 7, priced at $305 found 10 hours ago
American Airlines
Fri, Feb 6 - Sat, Feb 7
IAH
Houston
DCA
Washington
$341 Roundtrip, found 10 hours ago
$341
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Fri, Feb 6 from Houston to Washington, returning Sat, Feb 7, priced at $341 found 10 hours ago

Find the cheapest month to fly from Houston (IAH) to Washington (DCA)

February is typically the cheapest month to fly

From $110 - $242 per traveler.
Flights from Houston (IAH) to Washington (DCA)
Origin airport
George Bush Intercontinental
Destination airport
Ronald Reagan Washington National
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Popular airline
Delta
Distance
1929 km
Average flight time
4 hours 1 min