There are many transport options that you can choose to reach the city of Rome from the center and conversely.
The airports of the city is that of Fiumicino and Ciampino airports are distansti the first 15 kilometers, the second 50 and are well connected by means of both public and private.
The services of licensed taxi shuttle buses provided by the various airlines are available at both airports with many offers to be compared and you can make a reservation and purchase directly online.
Only Fiumicino Airport provides a transport service on iron which sees the departure from right inside of it and has two destinations direct to the Tiburtina station and one for the Termini Station.
In both cases you can choose the most comfortable or more convenient.