Arezzo 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 Arezzo and arrive at Siderno every about 3 hours on average. If travelling with Trenitalia, you need to know the Arezzo to Siderno train schedule: the first train leaves at 04:25, while the last ride is at 20:14. A Arezzo to Siderno train cost about 84.7 €. But how long is the train ride from Arezzo to Siderno? Your journey takes about 12 hours on average.