Fernando Luis Ribas Dominicci Airport

Fernando Luis Ribas Dominicci Airport (Spanish: Aeropuerto Fernando Luis Ribas Dominicci) (IATA: SIG, ICAO: TJIG, FAALID: SIG), commonly known as Isla Grande Airport (Spanish: Aeropuerto de IslaGrande) is a small airport in Puerto Rico serving the capital municipality of San Juan and its metropolitan area since 1929. Named after U.S. Air ForceMajorFernando Luis Ribas Dominicci, the 102 acres (41 ha) airport is located on San Juan Bay in the Isla Grande district of Santurcebarrio in San Juan, about 2 to 6 miles (3.2 to 9.7 km) from the Old San Juan historic quarter, Condado and Isla Verde resort areas, Hato Rey business center, and SJU main airport. It is situated in-between the San Juan Cruise Port, and the Puerto Rico Convention Center and the Distrito T-Mobile entertainment center.

While its primary activity is general aviation, Fernando Luis Ribas Dominicci Airport also handles small private international flights and commercial domestic flights, particularly between the main island and the Spanish Virgin Islands of Vieques and Culebra. It processed 35,871 total passengers in 2024.