Berlin Tegel Airport to it. The second terminal ring was never built because of Berlin municipal budgetary constraints and the post-reunification decision to replace the former West Berlin airports with the new Berlin Brandenburg Airport. The following airlines operate regular scheduled and charter flights at Berlin Tegel Airport: In 2016, Tegel handled over 60% of all airline passenger traffic in Berlin. Tegel Airport doesn't have a direct rail connection but is connected by several bus routes and motorways. An underground station directly serving the airport had been planned since the 1960s but it was never built due to the expected closure of Tegel
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,