Pozzuoli 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 Pozzuoli Solfatara and arrive at Viareggio every about 2 hours on average. If travelling with Trenitalia, you need to know the Pozzuoli to Viareggio train schedule: the first train leaves at 05:53, while the last ride is at 12:23. A Pozzuoli to Viareggio train cost about 51.2 €. But how long is the train ride from Pozzuoli to Viareggio? Your journey takes about 7 hours on average.