Casoria 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 Casoria-Afragola and arrive at Viterbo Porta Fiorentina every 60 minutes on average. If travelling with Trenitalia, you need to know the Casoria to Viterbo train schedule: the first train leaves at 04:14, while the last ride is at 18:57. A Casoria to Viterbo train cost about 18.5 €. But how long is the train ride from Casoria to Viterbo? Your journey takes about 4 hours on average.