From a main bus and Railway Station:
Take a tram number 10 straight to Smolki stop.
You can also choose a bus number 179 and go to Rondo Matecznego stop.
Taxi cost around 25PLN.
From the Balice Airport:
Take a bus number 208 and go to Grottgera stop or Nowy Kleparz stop Take the bus number 179 or 164 to Rondo Matecznego stop.
Taxi Cost around 35PLN