Torre del Greco to Viterbo 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 Santa Maria La Bruna and arrive at Viterbo Porta Fiorentina every about 1 hour on average. If travelling with Trenitalia, you need to know the Torre del Greco to Viterbo train schedule: the first train leaves at 09:05, while the last ride is at 18:10. A Torre del Greco to Viterbo train cost about 17.3 €. But how long is the train ride from Torre del Greco to Viterbo? Your journey takes about 7 hours on average.