Seveso 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 Seveso and arrive at Mazara del Vallo every about 3 hours on average. If travelling with Trenitalia, you need to know the Seveso to Mazara del Vallo train schedule: the first train leaves at 13:41, while the last ride is at 18:41. A Seveso to Mazara del Vallo train cost about 117.1 €. But how long is the train ride from Seveso to Mazara del Vallo? Your journey takes about 13 hours on average.