Fondi to Mestre 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 Fondi-Sperlonga and arrive at Venezia S. Lucia every 60 minutes on average. If travelling with Trenitalia, you need to know the Fondi to Mestre train schedule: the first train leaves at 04:33, while the last ride is at 20:50. A Fondi to Mestre train cost about 54.9 €. But how long is the train ride from Fondi to Mestre? Your journey takes about 6 hours on average.