Velletri to Frosinone 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 Velletri and arrive at Frosinone every about 2 hours on average. If travelling with Trenitalia, you need to know the Velletri to Frosinone train schedule: the first train leaves at 06:32, while the last ride is at 21:29. A Velletri to Frosinone train cost about 5.4 €. But how long is the train ride from Velletri to Frosinone? Your journey takes about 2 hours on average. Thanks to Trenitalia, offers, you can save on your trip from Velletri to Frosinone and find low cost tickets starting from 5 €!