Via della Chiesetta can be reached easily by both public transport and car.
If you decide to use public transport it is worth looking into flights to Ciampino Airport from many European locations on budget airlines.
ARRIVING/DEPARTING FROM/TO CIAMPINO AIRPORT
By Public Transport
From Ciampino airport the bus stop is located just outside the terminal building. It’s a direct journey and it takes about 5 minutes to reach Ciampino railway station and there you can catch any train to Zagarolo (direction Cassino) and you’ll be there in 20 minutes.
Once at Zagarolo train station you are only 900 mt from Via della Chiesetta 21, exit the station through the underground passage on the opposite side to the train station to via Valle Bonafede, turn left on Via Cardinal Parente then turn right at Via della Chiesetta.
From Zagarolo to Ciampino depending what time of the day you leave, the train takes about 20 min to Ciampino train station and the bus from Ciampino train station to the airport takes about 5 min.
ARRIVING AT FIUMICINO LEONARDO DA VINCI AIRPORT
By Public Transport
The Leonardo Express is the direct Shuttle train that serves the route between the airport and Roma Termini Train Station every 30 minutes. The ride takes 35 minutes and trains run from 6,37am to 23,37pm every 30 min.
Ticket costs euro 11, Get your ticket stamped in a yellow validation machine just before using it. Ticket expires 90 minutes after validation.
Once at Termini Train Station you have to catch the train to Zagarolo (Cassino Line) which takes about 30 minutes. Make sure the train stops at Zagarolo a few do not.
Train tickets from Termini to Zagarolo are available at ticket office or automatic machines that you’ll find at the station, but will be quicker and easier to buy them at any newspaper kiosks or bars you’ll find at the station.
If you are asking for a ticket from a bar or newspaper kiosk, ask for a 40 Km. ticket.
Train Time table – Insert Roma termini and Zagarolo
http://www.thetrainline-europe.com
By Car
Fiumicino Airport Leonardo Da Vinci is 54 Km from Via della Chiesetta. It will take you about 35 minutes. If you have to catch a flight from Fiumicino Airport allow 35/40 minutes in normal traffic (hardly ever!) but allow OVER AN HOUR during peak hours.
By Car from Florence
Stay on the A1 in the direction of Naples. Do not take the turn to GRA. Then turn on the E821 towards Rome and exit at San Cesareo.
Map?