Northwest Airlines Flights from Houston (IAH) to Washington (DCA)
Orbitz is pleased to offer airline tickets on Northwest Airlines, which operates 4 regularly scheduled daily non-stop flights from Houston (IAH) to Washington (DCA), departing between 11:10am and 6:55pm, and 4 additional non-stop flights, departing between 7:40am and 5:25pm on select days of the week. Usually a Boeing 737-800 or Boeing 737-700 is flown for this route. The average travel time from Houston, TX to Washington, DC is 2 hours and 47 minutes.*
* Some flights must connect with additional service on this airline.
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