Orta Nova 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 Ortanova and arrive at Viterbo Porta Fiorentina every about 6 hours on average. If travelling with Trenitalia, you need to know the Orta Nova to Viterbo train schedule: the first train leaves at 13:11, while the last ride is at 23:22. A Orta Nova to Viterbo train cost about 46.5 €. But how long is the train ride from Orta Nova to Viterbo? Your journey takes about 9 hours on average.