From the International Fiumicino airport | Take train line FR1 and get off at Trastevere. Continue 150 meters on foot to metro line 8 (Piazza Venezia direction, departing every 4 minutes). After 7 stops, get off at Arenula / Ministero della Giustizia and continue on foot for 450 meters up to Piazza Capo di Ferro 21.
From Ciampino Airport | Take the SITBus shuttle for Roma Termini (30 minutes travel time and leaves every 30 minutes) or the Terravision Airport Shuttle bus to Rome Termini. From here continue as described in the ‘By train’ section.
Alternatively, shuttle service is available on request, from and to the airports, 1 to 4 people, one way total price from 50 euro without surprise.