Sarno to Alessandria 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 Alessandria every about 2 hours on average. If travelling with Trenitalia, you need to know the Sarno to Alessandria train schedule: the first train leaves at 07:22, while the last ride is at 21:28. A Sarno to Alessandria train cost about 64.2 €. But how long is the train ride from Sarno to Alessandria? Your journey takes about 11 hours on average.