The contributors of Flight-Report published 3 reviews on 1 airlines on the route Washington - Washington Dulles (IAD) → Houston - George Bush Intercontinental Houston (IAH). The airline with the best average rating is United with 6.8/10. The average flight time is 2 hours and 51 minutes.
Airlines on this route are:
Frequent travelers recommend "United Club (Gate C7)" at IAD for comfort and entertainment/wifi.
Access to the airport of Washington (IAD) is rated as average; plan your trip in advance.
Washington has an another airport to go to Houston : Washington - Ronald Reagan Washington National (DCA)
