Seriate 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 Seriate and arrive at Viterbo Porta Fiorentina every about 2 hours on average. If travelling with Trenitalia, you need to know the Seriate to Viterbo train schedule: the first train leaves at 06:27, while the last ride is at 15:49. A Seriate to Viterbo train cost about 79.05 €. But how long is the train ride from Seriate to Viterbo? Your journey takes about 8 hours on average.