Baltimore/Washington International Airport

Baltimore/Washington International Thurgood Marshall Airport, commonly referred to as Baltimore/Washington International Airport, BWI, and BWI Marshall, is an international airport in Anne Arundel County, Maryland, located 9 miles south of downtown Baltimore and 30 miles northeast of Washington, D.C.BWI is the largest of the three airports, including Dulles International Airport and Ronald Reagan Washington National Airport, that serve the Washington–Baltimore metropolitan area.The airport, which serves as one of several operating bases for Southwest Airlines, is the 22nd-busiest airport in the United States and the busiest in the Baltimore-Washington metropolitan area as of 2021. BWI covers 3,160 acres of land.The airport is named after Thurgood Marshall, a Baltimore native who was the first African American to serve as a U.S. Supreme Court justice.