from FCO airport:
-train 9 euro to Termini station than bus 92/86/217 to Piazza Fiume
-train 5 euro to Tiburtin a station than bus 492/490/495 to Piazza Fiume
-taxi
From Ciampino airport:
- taxi
- bus Terravision to Via Marsala (Termini station)
by car:
Rome city center - Salaria or Nomentana - Piazza Fiume