Trieste 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 Trieste Centrale and arrive at Viareggio every 30 minutes on average. If travelling with Trenitalia, you need to know the Trieste to Viareggio train schedule: the first train leaves at 06:10, while the last ride is at 20:30. A Trieste to Viareggio train cost about 35.45 €. But how long is the train ride from Trieste to Viareggio? Your journey takes about 7 hours on average. Thanks to Trenitalia, offers, you can save on your trip from Trieste to Viareggio and find low cost tickets starting from 49 €!