$178 Cheap American Airlines flights Washington (DCA) to Houston (IAH)

View $178 flight on Tue, Apr 7, 2026Opens in a new window

$178 Cheap American Airlines flights Washington (DCA) to Houston (IAH)

Prices were available within the past 7 days and start at $178 for one-way flights and $702 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jan 8 - Fri, Jan 9
DCA
Washington
IAH
Houston
$702 Roundtrip, found 10 hours ago
$702
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Thu, Jan 8 from Washington to Houston, returning Fri, Jan 9, priced at $702 found 10 hours ago

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

March is typically the cheapest month to fly

From $111 - $425 per traveler.

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $201
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $201
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
United
Distance
1929 km
Average flight time
2 hours 41 mins