Grottaglie 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 Grottaglie and arrive at Siderno every about 6 hours on average. If travelling with Trenitalia, you need to know the Grottaglie to Siderno train schedule: the first train leaves at 07:36, while the last ride is at 08:35. A Grottaglie to Siderno train cost about 20.4 €. But how long is the train ride from Grottaglie to Siderno? Your journey takes about 8 hours on average.