To get from Grosseto a Siderno Superiore by train you can catch one of the 9 trains that everyday travel between Salerno and Siderno, the closest station to the city. For your trip from Salerno to Siderno by train you can choose to leave from one of Salerno main stations: Salerno, Grosseto If travelling with Trenitalia, you need to know the Salerno to Siderno train schedule: the first train leaves at 02:21, while the last ride is at 20:29. A Salerno to Siderno train cost about 41.1 €. But how long is the train ride from Salerno to Siderno? Your journey takes about 10 hours on average.