Luis Muñoz Marín International Airport (Spanish: Aeropuerto Internacional Luis Muñoz Marín) (IATA: SJU, ICAO: TJSJ, FAA LID: SJU), previously known as Isla Verde International Airport (Spanish: Aeropuerto Internacional de Isla Verde), is the main international airport of Puerto Rico serving the capital municipality of San Juan and its metropolitan area since 1955. Named after Luis Muñoz Marín, the first popularly elected governor of the archipelago and island, the 1,600 acre (647 ha) airport is located in the beachfront resort district of Isla Verde in the municipality of Carolina, about 4 to 7 miles (6.4 to 11.3 km) east of the Milla de Oro financial district in Hato Rey barrio, Condado resort area and Isla Grande secondary airport in Santurce barrio, and Old San Juan historic quarter in San Juan Islet. SJU processed 13,643,689 total passengers in 2025, making it the busiest airport in Puerto Rico and the insular Caribbean. Handling 93% of passenger flow and 90% of air cargo into Puerto Rico, SJU is the 39th busiest airport by passenger enplanement, 38th by total passenger traffic, 24th by international passenger traffic, and 23rd by cargo throughput in the United States and its territories. It is also the 46th busiest airport in North America and the 15th busiest airport in Latin America by total passenger traffic. SJU is owned by the Puerto Rico Ports Authority and managed by Aerostar Airport Holdings, a public–private partnership operating the airport for 40 years, beginning in 2013. It was the second international airport to be privatized in the United States and its territories, and, as of 2025, it is the only currently privatized airport in the country.