Fondi to Viareggio 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 Viareggio every 60 minutes on average. If travelling with Trenitalia, you need to know the Fondi to Viareggio train schedule: the first train leaves at 04:33, while the last ride is at 22:10. A Fondi to Viareggio train cost about 46.5 €. But how long is the train ride from Fondi to Viareggio? Your journey takes about 5 hours on average.