Rosolini 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 Rosolini and arrive at Viterbo Porta Fiorentina every about 2 hours on average. If travelling with Trenitalia, you need to know the Rosolini to Viterbo train schedule: the first train leaves at 06:31, while the last ride is at 17:49. A Rosolini to Viterbo train cost about 86.65 €. But how long is the train ride from Rosolini to Viterbo? Your journey takes about 13 hours on average.