Adelfia 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 Bari Centrale and arrive at Roma Termini every about 3 hours on average. If travelling with Trenitalia, you need to know the Adelfia to Viterbo train schedule: the first train leaves at 16:20, while the last ride is at 21:33. Thanks to Trenitalia, offers, you can save on your trip from Adelfia to Viterbo and find low cost tickets starting from 9 €! If you need to travel this week, prices start from 19.90€. When booking your train ticket a few weeks in advance though, you can find low cost trains from Adelfia to Viterbo with fares starting from 9.90€, saving up to 50%.