Grugliasco to Mazara del Vallo 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 Collegno, Napoli Centrale and arrive at Mazara del Vallo every about 4 hours on average. If travelling with Trenitalia, you need to know the Grugliasco to Mazara del Vallo train schedule: the first train leaves at 23:58, while the last ride is at 23:58. A Grugliasco to Mazara del Vallo train cost about 68.2 €. But how long is the train ride from Grugliasco to Mazara del Vallo? Your journey takes about 18 hours on average.