Dade-Collier Training and Transition Airport (IATA: TNT, ICAO: KTNT, FAA LID: TNT) is a public airport located 36 miles (58 km) west of the central business district of Miami, in Collier County, Florida, United States. It is owned by Miami-Dade County and operated by the Miami-Dade Aviation Department. The airport is on the Tamiami Trail near the border between Dade and Collier counties in central South Florida.