Sienna to Carini trains might be a good value for money solution: travelling in Italy by train is often rather cheap and faster than taking a bus indeed Trains leave from Siena and arrive at Carini every about 3 hours on average. If travelling with Trenitalia, you need to know the Sienna to Carini train schedule: the first train leaves at 17:43, while the last ride is at 21:26. A Sienna to Carini train cost about 102.25 €. But how long is the train ride from Sienna to Carini? Your journey takes about 18 hours on average.