Portogruaro 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 Portogruaro-Caorle and arrive at Agrigento Centrale every about 6 hours on average. If travelling with Trenitalia, you need to know the Portogruaro to Agrigento train schedule: the first train leaves at 17:24, while the last ride is at 17:24. A Portogruaro to Agrigento train cost about 170.5 €. But how long is the train ride from Portogruaro to Agrigento? Your journey takes about 23 hours on average.