Alessandria 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 Alessandria and arrive at Siderno every about 2 hours on average. If travelling with Trenitalia, you need to know the Alessandria to Siderno train schedule: the first train leaves at 07:31, while the last ride is at 22:59. A Alessandria to Siderno train cost about 88.85 €. But how long is the train ride from Alessandria to Siderno? Your journey takes about 19 hours on average.