Washington Dulles International Airport Chantilly in Fairfax County. The airport serves the Washington metropolitan area. Dulles is one of the three major airports in the larger Baltimore–Washington metropolitan area with more than 21 million passengers a year. Dulles has the most international passenger traffic of any airport in the Mid-Atlantic outside the New York metropolitan area, including approximately 90% of the international passenger traffic in the Baltimore-Washington region. On a typical day, more than 60,000 passengers pass through Dulles to and from more than 125 destinations around the world. Dulles Airport has recently surpassed Ronald Reagan Washington National Airport (DCA) in monthly passenger boardings
Washington Dulles International Airport to a limited access highway, with the interchanges financed through a property tax surcharge on nearby business properties. The Dulles Toll Road has been extended to the west to Leesburg as the Dulles Greenway. Fairfax Connector routes 981 and 983 serve Dulles, connecting to the Herndon–Monroe park & ride lot in Herndon, the Reston Town Center transit in Reston, the Wiehle – Reston East Metro station, and the Steven F. Udvar-Hazy Center Air and Space Museum. The "Express" 5A Metrobus route operates service to the airport. The bus stops at the Herndon–Monroe park & ride lot in Herndon and the