Local public transport
Tegel Airport is very well integrated in Berlin's local transport network thanks to various buses and express buses operated by BVG (Berlin Transport Services). The airport is in Zone B. Bus stops are located right outside Terminal A and B.
S+U Alexanderplatz – S+U Hauptbahnhof – S Beusselstraße – Flughafen Tegel
U Osloer Straße – U Franz-Neumann-Platz – U Kurt-Schumacher-Platz – Flughafen Tegel
Further information is available here: