Berlin Tegel Airport European headquarters from Frankfurt to Berlin on 1 May 1984. Pan Am began introducing widebodied aircraft on its Berlin routes in the mid-1980s. Up to four Airbus A300s replaced 727-200s on Berlin–Frankfurt. The A300s were subsequently replaced with Airbus A310s. The longer-range A310-300s that joined Pan Am's fleet from 1987 enabled reintroduction of non-stop, daily Tegel–JFK scheduled services. Pan Am Express, the regional commuter arm of Pan Am, began operating from Berlin Tegel in November 1987 with two Avions de Transport Régional (ATR) 42 commuter turboprops. It operated year-round scheduled services to secondary and tertiary destinations that could not be
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