Luis Muñoz Marín International Airport (IATA: SJU, ICAO: TJSJ, FAA LID: SJU) (Spanish: Aeropuerto Internacional Luis Muñoz Marín) is a joint civil-military international airport located in suburban Carolina, Puerto Rico, three miles (5 km) southeast of San Juan. It is named for Luis Muñoz Marín, Puerto Rico's first democratically elected governor, and was known as Isla Verde International Airport (Aeropuerto Internacional de Isla Verde) until it was renamed in February 1985. It is the busiest airport in the Caribbean region by passenger traffic.