Sarno to Comiso 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 Comiso every about 4 hours on average. If travelling with Trenitalia, you need to know the Sarno to Comiso train schedule: the first train leaves at 09:54, while the last ride is at 21:28. A Sarno to Comiso train cost about 61.75 €. But how long is the train ride from Sarno to Comiso? Your journey takes about 17 hours on average.