Melzo to San Cataldo 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 Melzo and arrive at S. Cataldo every about 12 hours on average. If travelling with Trenitalia, you need to know the Melzo to San Cataldo train schedule: the first train leaves at 17:59, while the last ride is at 17:59. A Melzo to San Cataldo train cost about 228.5 €. But how long is the train ride from Melzo to San Cataldo? Your journey takes about 21 hours on average.