Viterbo to Udine 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 Viterbo Porta Fiorentina and arrive at Udine every about 2 hours on average. If travelling with Trenitalia, you need to know the Viterbo to Udine train schedule: the first train leaves at 06:08, while the last ride is at 13:57. A Viterbo to Udine train cost about 66.85 €. But how long is the train ride from Viterbo to Udine? Your journey takes about 9 hours on average.