From Reagan National Airport:
Take Route1 North (Jefferson Davis Highway). Turn right at traffic light on 23rd Street. Turn left at light on Crystal Drive. Look for signs for Crystal Gateway. Underground Parking on Crystal Drive between 15th and 12th Street.

From Dulles Airport:
Take Dulles Toll Road to I-66 East. Take I-66 East to Rt. 110 South. Take Rt. 110 South straight and it will become Route 1 (Jefferson Davis Highway). Take exit at 15th Street, at light at end of ramp turn left. Go straight through next light and turn left at Crystal Drive. Look for signs for Crystal Gateway. Underground Parking on Crystal Drive between 15th and 12th Street.