How to get to Viterbo from Rome airport
•SHUTTLE BUS FROM FIUMICINO AIRPORT TO VITERBO:
With the regional bus company called COTRAL. One run is scheduled at 10 o'clock and a second one is at 5:30 pm. The bus-stop is in front of Terminal 2 and the bus is blue. You can buy the ticket on the bus and the price is 7 euros. The Journey is almost two hours.
•BY TRAIN FROM FIUMICINO TO ROMA TRASTEVERE OR ROMA OSTIENSE:
From Fiumicino airport you can catch a train to Roma Ostiense or Roma Trastevere. In both train stations you can get the connection with the F3 line to Viterbo. Check the timetable on https://www.trenitalia.com/
•TRAIN FROM ROMA TERMINI TO VITERBO
There is a daily express train from Rome to Viterbo leaving from Roma Termini at 17:28 arriving to Viterbo Porta Fiorentina at 19:04.