Please allow additional time if using shuttles to travel between the terminal, parking lots and rail station as shuttle delays are possible. Travelers should plan to arrive at the terminal 2 hours before scheduled domestic departure.



The Maryland Aviation Administration (MAA) is the owner and operator of BWI Marshall Airport (BWI) and Martin State Airport (KMTN). It is our objective to manage these airports to enable growth in the regional economy and to enhance our customer’s travel experience. This commitment to performance excellence and customer service has led BWI Marshall Airport to be the busiest and most convenient airport in the Baltimore-Washington Region serving over 27 million passengers annually.

Maryland Department of Transportation’s Mission

The Maryland Department of Transportation (MDOT) is a customer-driven leader that delivers safe, sustainable, intelligent, and exceptional transportation solutions to connect customers to life’s opportunities.

The Maryland Aviation Administration fosters the vitality of aviation statewide and promotes safe and efficient operations, economic viability, and environmental stewardship.

Responsible for the operation of Baltimore/Washington International Thurgood Marshall and Martin State Airports, MAA provides friendly, convenient facilities and customer services and develops enhanced domestic and international passenger and cargo opportunities through inter-modalism and state-of-the-art technology.

Learn More About MDOT MAA

We invite you to explore this website, which focuses on the government agency aspects of the MDOT MAA. This web site includes information on employment with the MDOT MAA, the procurement of goods and services, community relations, permits and forms, construction and regional aviation, as well as links to a number of other websites.

Go to the MAA Website!
BWI Marshall Airport at night

Help Stop Fraud in State Government

The State of Maryland pledges to provide constituents, businesses, customers, and stakeholders with friendly and courteous, timely and responsive, accurate and consistent, accessible and convenient, and truthful and transparent services.

Visit The Office of Legislative Audits
Graphic promoting a Stop Fraud campaign featuring a red stop sign displaying STOP with FRAUD below it.