Sondrio 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 Sondrio and arrive at Viareggio every 60 minutes on average. If travelling with Trenitalia, you need to know the Sondrio to Viareggio train schedule: the first train leaves at 04:32, while the last ride is at 17:38. A Sondrio to Viareggio train cost about 29.5 €. But how long is the train ride from Sondrio to Viareggio? Your journey takes about 7 hours on average.