6 days winter break in the multicultural city of Berlin from Athens flying with easyjet from 52 euros!
For 0 euros check couchsurfing.org
Also check airbnb.com it might get much cheaper and more cozy from hostels and hotels.
To and from the airport
Schönefeld airport is connected with the city center of Berlin with the public transport.
For more information check the airport's official website.
-Don't think about it so much, prices get higher )
-Double check your hand luggage size according to the company's limitation!
-Remember to check in online and print your tickets or use the mobile app!
-Check for night buses and ticket prices at the public transportation website here
-Get some warm clothes, It can get a bit cold in Berlin..
-Explore Kreuzberg and East Berlin, you won't regret it!