Province of Mantua 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 Mantova and arrive at Viterbo Porta Fiorentina every 60 minutes on average. If travelling with Trenitalia, you need to know the Province of Mantua to Viterbo train schedule: the first train leaves at 06:29, while the last ride is at 21:31. A Province of Mantua to Viterbo train cost about 31.35 €. But how long is the train ride from Province of Mantua to Viterbo? Your journey takes about 9 hours on average.