FROM AIRPORT
From Tegel - you can take a taxi, it will cost appr 30 EUR to get to Ku’damm or Potsdammer Platz area. Public transport – there are several busses, X9 to Zoo, TXL buss – to Alexander Platz in east par of Berlin. If you need to get to another area in Berlin, take X9 to main train station (Hauptbahnhof) and change to U-Bahn or S-Bahn. You can use the same ticket, and single trip will cost 2,10 EUR. Or you can order private transfer from Tegel to your hotel.
Schonefeld airport - there is a train connection from airport to the center, S-Bahn line S9 and Airport Express. There are also several buss lines to the city available.
If you need to transfer between Tegel and Schonefeld, you can take a taxi, ~50 EUR, or take bus from Tegel to Haupbahnhof and switch to S-Bahn line S9 or Airport Express that will take you to Schonefeld directly. A and B zone ticket will be valid, 2,10 EUR single journey. The journey takes quite a lot of time in any way, since you have to cross the whole city, leave at least 1-1,5 hours for transfer depending on traffic and means of transportation.
