Direct flights
from Washington (IAD)
to Houston (IAH)

Weekly schedule for flights between Washington Dulles Intl (Washington, United States) and George Bush Intercontinental (Houston, United States) operated by 1 airlines.
28 weekly flights operate on this route flying 1,195mi in 20h30min.
Expect $219 in average for a one-way ticket with the cheapest option at $0.