Washington Dulles International Airport (IAD) is served by 15 major domestic airlines, 8 regional airlines and 20 major international airlines.
From Downtown Washington DC:
Go west on I-66 to exit 67. Follow signs to the airport, approximately 16 miles from exit 67.
Dulles provides daily garage, hourly, economy and valet parking with more than 25,000 parking spaces. There is no charge for vehicles exiting within 20 minutes of entry at Daily, Hourly and Economy parking. Free shuttle service is provided from Daily and Economy parking, at 10-15 minute intervals, for passengers 24 hours a day, seven days a week.
Washington Flyer Taxicabs serve Dulles International Airport exclusively with 24-hour service to and from the airport. For information or to arrange transportation for your return trip, call 703-661-6655. Taxicabs accept American Express, Diners Club, MasterCard, Discover Card, and Visa, and provide transportation at metered rates to any destination in metropolitan Washington. Approximate one way fares to Washington, DC, range from $44 to $50.
Operated by the Metropolitan Washington Airports Authority, the Washington Flyer Coach Service provides a convenient link between Washington Dulles and the West Falls Church Metrorail station. All coaches are disabled-accessible.
The Washington Flyer Coach Service provides direct transportation between Dulles and Metrorail, the region's rapid-transit system. Washington Coach Service is available every 30 minutes to link the West Falls Church (VA) Metrorail Station and the Airport