San Diego International Airport (IATA: SAN, ICAO: KSAN, FAA LID: SAN), formerly known as Lindbergh Field, is an international airport 3 mi (4.8 km) northwest of Downtown San Diego, California, United States. Opened in august 16, 1928, was San Diego Municipal Airport – Lindbergh Field ( because Charles Lindbergh flight tested the Spirit of St. Louis before his historic 1927 transatlantic flight ). A major defense contractor and contributor to World War II "Consolidated Aircraft" later "Convair" had their headquarters on the border of Lindbergh Field, and built many of their military aircraft there. Convair used the airport for test and delivery flights from 1935 to 1995. Now San Diego is the busiest single runway airport in the USA and third-busiest single runway in the world, behind Mumbai and London Gatwick and it has been called "the busiest, most difficult single runway in the world" Since 2004, near of airport The "USS Midway" the aircraft carrier (CV-41) is a aircrafts / maritime museum.