Fiumicino 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 Fiumicino Aeroporto and arrive at Viterbo Porta Fiorentina every 60 minutes on average. If travelling with Trenitalia, you need to know the Fiumicino to Viterbo train schedule: the first train leaves at 05:57, while the last ride is at 21:12. A Fiumicino to Viterbo train cost about 11.0 €. But how long is the train ride from Fiumicino to Viterbo? Your journey takes about 3 hours on average. Thanks to Trenitalia, offers, you can save on your trip from Fiumicino to Viterbo and find low cost tickets starting from 11 €!