AGA is a 15-minute cab ride from Washington Reagan National Airport, a 50-minute ride from Washington Dulles Airport, and a one-hour ride from Baltimore/Washington International Airport.
Take the Red Line to Union Station. Exit Union Station to the front of the building. Head right on Massachusetts Avenue for less than one block and take a left onto North Capitol Street (heading towards the U.S. Capitol). AGA Heaquarters is on your right at the Hall of States Building, 400 North Capitol Street.