Arcore 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 Arcore and arrive at Viterbo Porta Fiorentina every about 2 hours on average. If travelling with Trenitalia, you need to know the Arcore to Viterbo train schedule: the first train leaves at 08:14, while the last ride is at 22:14. A Arcore to Viterbo train cost about 50.9 €. But how long is the train ride from Arcore to Viterbo? Your journey takes about 8 hours on average.