The average bus between Ciampino and Siena takes 4h 40m and the fastest bus takes 4h. The bus service runs several times per day from Ciampino to Siena. 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 5 times a day between Ciampino and Siena. The earliest departure is at 5:15 AM in the morning, and the last departure from Ciampino is at 6:55 PM which arrives into Siena at 12:40 AM. All services require a transfer, and take on average 4h 40m. The schedules shown below are for the next available departures.

4h 15m • 1 change

5h 5m • 1 change

4h 25m • 1 change
Arrives next day

5h 45m • 1 change

4h • 1 change

4h 15m • 1 change

5h 5m • 1 change

4h 25m • 1 change

4h • 1 change

4h 15m • 1 change

5h 5m • 1 change

4h 25m • 1 change

4h • 1 change

4h 15m • 1 change

5h 5m • 1 change

4h 25m • 1 change

4h • 1 change

4h 15m • 1 change

5h 5m • 1 change

4h 25m • 1 change
Want to know about travelling from Ciampino to Siena? 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 Ciampino to Siena. However, there are services departing from Ciampino station and arriving at Siena station via Siena. The journey, including transfers, takes approximately 4h 40m.
Ciampino to Siena bus services, operated by FlixBus, depart from Roma, Autostazione Tiburtina station.
Ciampino to Siena bus services, operated by FlixBus, arrive at Siena station.
Book your Ciampino to Siena bus tickets online with FlixBus.
The distance between Ciampino and Siena is 198.3 km. The road distance is 247 km.
FlixBus operates a bus from Roma, Autostazione Tiburtina to Siena every 3 hours. Tickets cost €19–35 and the journey takes 2h 39m. AutoLinee Moretti also services this route 3 times a week.