Washington Dulles International Airport is an international airport of United States of America. It is located 26 miles west of downtown Washington, D.C. The airport mainly serves the metropolitan area of Baltimore–Washington.

The airport is named after John Foster Dulles who was the 52^nd Secretary of State. The main terminal of the airport is known for its landmark which is being designed by Eero Saarinen. Dulles International Airport is located over 13,000 acres of area.