Sarno to Trento 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 Trento every 60 minutes on average. If travelling with Trenitalia, you need to know the Sarno to Trento train schedule: the first train leaves at 06:56, while the last ride is at 21:28. A Sarno to Trento train cost about 74.35 €. But how long is the train ride from Sarno to Trento? Your journey takes about 11 hours on average.