Frosinone to Agrigento 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 Frosinone and arrive at Agrigento Bassa every about 4 hours on average. If travelling with Trenitalia, you need to know the Frosinone to Agrigento train schedule: the first train leaves at 05:41, while the last ride is at 20:23. A Frosinone to Agrigento train cost about 91.5 €. But how long is the train ride from Frosinone to Agrigento? Your journey takes about 16 hours on average.