Sarno to Alpignano 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 Alpignano every about 2 hours on average. If travelling with Trenitalia, you need to know the Sarno to Alpignano train schedule: the first train leaves at 09:20, while the last ride is at 21:28. A Sarno to Alpignano train cost about 95.7 €. But how long is the train ride from Sarno to Alpignano? Your journey takes about 11 hours on average.