Washington, DC is circled by the Capital Beltway, formed by Interstates I-495 and I-95. Interstate 66 leads from Washington, DC west to Virginia. Interstate 50 heads east to Annapolis, MD, the Chesapeake Bay and the beaches. Interstate I-95 heads north to Baltimore, Philadelphia and New York. Interstate 270 heads north to Frederick, MD, and beyond.

The Washington D.C. area is served by the following three major airports:

Baltimore/Washington International Airport
P.O. Box 8766
BWI Airport, MD 21240
(410) 261-1000
1 (800) I FLY-BWI
Fax: (410) 859-3960
www.bwiairport.com
Just 30 miles from Washington, DC with over 670 domestic and international flights. Multiple ground transportation options to Washington, DC, including train, taxi, SuperShuttle and BWI Express bus. One-way fares range from $4.10 - $45. Check online for more information.

Ronald Reagan Washington National Airport
44 Canal Center Plaza
Alexandria, VA 22314
(703) 417-8000
www.metwashairports.com/national
Located south of the city along the Potomac River and offering a full range of domestic flights on major, regional and commuter carriers. Also accessible on Metrorail's Yellow and Blue lines. Taxi fare to downtown is approximately $12-$15. Shared ride van service is also offered by SuperShuttle.

Washington Dulles International Airport
45020 Aviation Dr.
Sterling, VA 20166
(703) 572-2700
www.metwashairports.com/Dulles
Located 26 miles west of Washington, DC and offering a full range of domestic and international flights. Taxi fare to downtown is approximately $50. Washington Flyer provides bus service to West Falls Church Metro station with departures every 45 minutes, and SuperShuttle offers door-to-door service.

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http://www.asme.org/Membership/Benefits/Personal/Delta_Airlines_Discount.cfm