Berlin Tegel Airport what is today the military part of the airport. In 1988, Berlin Tegel was named after German aviation pioneer Otto Lilienthal. Air France was the first airline to commence regular commercial operations at Tegel on 2 January 1960. On that day, Air France, which had served Düsseldorf, Frankfurt, Munich, Nuremberg and its main base at Paris Le Bourget/Orly during the previous decade from Tempelhof with Douglas DC-4, Sud-Est Languedoc and Lockheed Constellation/Super Constellation piston equipment, shifted its entire Berlin operation to Tegel because Tempelhof's runways were too short to permit the introduction of the Sud-Aviation Caravelle, the French flag carrier's
Knox County Regional Airport operated by the City of Rockland until 1968. It was then turned over to Knox County and renamed "Knox County Regional Airport". Since that time, the airport has been developed, the runways expanded, and an Instrument Landing System (ILS) was installed. Knox County Regional Airport covers an area of 538 acres (218 ha) at an elevation of 56 feet (17 m) above mean sea level. It has two asphalt paved runways: 13/31 is 5,007 by 100 feet (1,526 x 30 m) and 3/21 is 4,000 by 100 feet (1,219 x 30 m). For the 12-month period ending July 31, 2010,