The average bus between Rome and Castelli takes 42 min and the fastest bus takes 31 min. There is an hourly bus service from Rome to Castelli. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run hourly between Rome and Castelli. The earliest departure is at 12:10 AM at night, and the last departure from Rome is at 11:56 PM which arrives into Castelli at 12:29 AM. All services require a transfer at Prenestina/Larici and take an average of 42 min. The schedules shown below are for the next available departures.

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33 min • 1 changeWant to know about travelling from Rome to Castelli? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Rome to Castelli. However, there are services departing from Termini station and arriving at Collatina/Capranesi station via Prenestina/Larici station. The journey, including transfers, takes approximately 42 min.
Rome to Castelli bus services, operated by ATAC S.p.A. Azienda per la mobilità, depart from Termini station.
Rome to Castelli bus services, operated by Autolinee Troiani, arrive at Collatina/Capranesi station.
The distance between Rome and Castelli is 9 km. The road distance is 11 km.
You can take a bus from Termini to Castelli via Prenestina/Larici and Collatina/Capranesi in around 53 min.