Berlin Tegel Airport provided the impetus for Dan-Air to take over the failed carrier's charter contracts and to expand its own operations at Tegel. Dan-Air, one of Britain's foremost wholly private, independent airlines during the 1970s and 80s, eventually became the third-biggest operator at Tegel Airport, ahead of Air France. In addition to firmly establishing itself as the airport's and West Berlin's leading charter airline, it also operated scheduled services linking Tegel with Amsterdam Schiphol, Saarbrücken and London–Gatwick, its main operating base. By the time that airline was taken over by British Airways at the end of October 1992, it had served Tegel
Airport city Airport city Airport city is the "inside the fence" airport area including the airport (terminals, apron, and runways) and on-airport businesses such as air cargo, logistics, offices, retail, and hotels. The airport city is at the core of the aerotropolis, a new urban form evolving around many major airports. The airport city model recognises that an airport can do more than perform its traditional aeronautical services, evolving new non-aeronautical commercial facilities, services and revenue streams. Airports are now routinely targeting non-aeronautical revenue streams amounting to 40–60% of their total revenues. Industry leaders and researchers share best practices on non-aeronautical revenues