Sarno to Treviso 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 Sarno and arrive at Treviso Centrale every about 2 hours on average. If travelling with Trenitalia, you need to know the Sarno to Treviso train schedule: the first train leaves at 07:22, while the last ride is at 16:19. A Sarno to Treviso train cost about 106.1 €. But how long is the train ride from Sarno to Treviso? Your journey takes about 8 hours on average.