What is the airport code for detroit metropolitan? Detroit Metropolitan Wayne County Airport is an international airport in Detroit, Michigan, United States. Its IATA code is DTW and is located latitude 42.22 and longitude -83.35 in United States and operates in EDT time zone.What is the closest airport to detroit michigan? Closest Airport to Detroit, MI. The closest airport to Detroit is Windsor International Airport (YQG). Distance from Windsor International Airport to Detroit, MI is 6.0 miles / 9.7 kilometers.Is dtt and dtw the same airport in detroit? Since Detroit Metropolitan Area and Detroit Metropolitan Wayne County Airport are in the same time zone, you can call someone during your normal hours and it will be the same time in DTW as it is in DTT. Remember to check daylight savings for any time changes if you are scheduling a call.Where is detroit metropolitan airport located? Detroit Metro Airport (IATA: DTW) is the busiest airport in Michigan. The airport is located 18 miles southwest of Detroit downtown.