Dade-Collier Training and Transition Airport is a public airport located within the Florida Everglades, 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.

Collier County is a county in the U.S. state of Florida. As of the 2020 census, its population was 375,752; an increase of 16.9% since the 2010 United States Census. Its county seat is East Naples, where the county offices were moved from Everglades City in 1962.