Tortona 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 Tortona and arrive at Siderno every about 3 hours on average. If travelling with Trenitalia, you need to know the Tortona to Siderno train schedule: the first train leaves at 05:29, while the last ride is at 21:02. A Tortona to Siderno train cost about 82.0 €. But how long is the train ride from Tortona to Siderno? Your journey takes about 16 hours on average.