Berlin Brandenburg Airport surrounding the three existing airports — Tegel, Schönefeld and Tempelhof. Therefore, it was mandatory for Tegel and Schönefeld to close (Tempelhof was already decommissioned in 2008) once Berlin's air traffic is concentrated at the new airport. By 2009 the construction cost was budgeted at €2.83 billion. FBB raised the financing for the project by a credit raising of €2.4 billion, a bank deposit of €430 million by the FBB partners and an additional €440 million of equity capital provided by FBB. During construction, it became clear that the airport would become significantly more expensive due to underestimating the actual costs,
Billy Bishop Toronto City Airport known as City Express. From 1984 until 1991, City Express continued and expanded its operations at the airport, peaking at 400,000 passengers annually in the mid-1980s. In 1990, Air Ontario (later to become Air Canada Jazz) started operating regional airline service to Ottawa and Montreal. That year, City Express folded in bankruptcy. In 1994, Jazz built a new terminal, moving out of trailers. That year, the airport was renamed the Toronto City Centre Airport. The Toronto Harbour Commission made plans to expand the airport so as to achieve self-sufficiency, as it was dependent on subsidies from the City of Toronto