Rho to Siderno 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 Rho and arrive at Siderno every about 2 hours on average. If travelling with Trenitalia, you need to know the Rho to Siderno train schedule: the first train leaves at 07:28, while the last ride is at 19:28. A Rho to Siderno train cost about 132.1 €. But how long is the train ride from Rho to Siderno? Your journey takes about 16 hours on average.