Detroit Metropolitan Wayne County Airport (IATA: DTW, ICAO: KDTW), usually called Detroit Metro Airport, Metro Airport locally, or simply DTW, is a major international airport covering 6,700-acre (10.5 sq mi; 2,700 ha) in Romulus, Michigan, a suburb of Detroit. It is Michigan's busiest airport.
Metro Detroit's airport is the second-largest hub for Delta Air Lines. Delta, along with SkyTeam partner Air France, occupy the entire McNamara Terminal, which contains both domestic and international gates and serves as the airline's primary gateway to Asia and its third-busiest gateway to Europe. The airport is also a major gateway for tourism in metropolitan Detroit. The airport is one of SkyTeam's major Midwestern hubs. It is the second-largest base for Spirit Airlines, where the airline was founded and once operated its largest base.