Baltimore/Washington International Thurgood Marshall Airport (IATA: BWI, ICAO: KBWI, FAA LID: BWI), commonly referred to as Baltimore/Washington International Airport, BWI, and BWI Marshall, is an international airport in Anne Arundel County, Maryland,located 9 miles (14 km) south of downtown Baltimore and 30 miles (48 km) northeast of Washington, D.C

BWI is one of three major airports, including Dulles International Airport (IAD) and Ronald Reagan Washington National Airport (DCA), that serves the Washington–Baltimore metropolitan area failed verification