The airport's control tower is manned from 7:00 AM to 9:00 PM. The airport has four fixed base operators. It is owned by Miami-Dade County and operated by the Miami-Dade Aviation Department.
The tenant military activity is Coast Guard Air Station Miami, operating HU-25 Guardian jet aircraft, the HC-144 Ocean Sentry turboprop aircraft and HH-65 Dolphin helicopters for coastal patrol and air-sea rescue operations. Much of CGAS Miami's facilities were originally built during World War II as part of the former Naval Air Station Miami.
DayJet previously provided an on-demand jet air taxi service from this airport to 44 airports in 5 states. The company filed for Chapter 7 bankruptcy liquidation in 2008.
The airport is currently served by several cargo and charter airlines who use the U.S. customs facility. Maintenance and modification of airliners up to Boeing 747 size is carried out by several aviation firms.