Sienna to Rho 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 Rho every 60 minutes on average. If travelling with Trenitalia, you need to know the Sienna to Rho train schedule: the first train leaves at 05:00, while the last ride is at 18:41. A Sienna to Rho train cost about 67.8 €. But how long is the train ride from Sienna to Rho? Your journey takes about 5 hours on average.