Washington Dulles International Airport , typically referred to as Dulles International Airport, Dulles Airport, Washington Dulles, or Dulles (English: /ˈdʌlɪs/ ), is an international airport in the Mid-Atlantic United States in Loudoun County and Fairfax County, Virginia, west of Downtown Washington, D.C. and from Ronald Reagan National Airport in Arlington County, Virginia. The airport, which opened in 1962, is named after John Foster Dulles, an influential U.S. Secretary of State during the…