Trento 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 Trento and arrive at Mazara del Vallo every about 12 hours on average. If travelling with Trenitalia, you need to know the Trento to Mazara del Vallo train schedule: the first train leaves at 15:43, while the last ride is at 15:43. A Trento to Mazara del Vallo train cost about 227.5 €. But how long is the train ride from Trento to Mazara del Vallo? Your journey takes about 22 hours on average.