Most probably you arrive at terminal North [Sever]. If you arrive at terminal 3 - South [jih], see paragraph below. Terminal 2 is used for flights from and to countries of Schengen Agreement, Terminal 1 for flights from and to all other countries. Terminal 3 is used mostly for non-public flights including charter flights. For details about the airport, see its web.
Important note: From 5 to 9 July 2012, Metro line A does not operate between Můstek and Dejvická stations. For connection with city centre, use bus 100 from airport to Zličín metro stop and vice versa.
The dislocation of stops is drawn in the picture. To reach the City, buses 100 and 119 (the shortest lines to Metro) are most suitable. To get to the Institute, you have to use bus 179 (in the peak hours, the bus leaves from the platform B of Terminal 1 and from platform B of Terminal 2 every 12-15 min, outside peak hours and on weekends every 15-30 min, at night bus 510 every 60 min - you possibly might travel to O Větrník or Hvězda student dormitories near the Institute at night) and get off at the Petřiny stop (19-23 min; 13th from Terminal 2 and 14th from Terminal 1) for the Institute.
Buses 100, 119, 179, 225, and 510 depart from the stop on the main street (K letišti) approx. 200 m from the arrival hall. With bus No. 179, the Institute is at the 9th stop (14-15 min).
To get to city centre or to Academy residence Na Marně, you can use:
The stop where you get off is in the
blue marked stop at the left side of the map. 

