Portogruaro to Alpignano 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 Alpignano every about 1 hour on average. If travelling with Trenitalia, you need to know the Portogruaro to Alpignano train schedule: the first train leaves at 07:33, while the last ride is at 16:24. A Portogruaro to Alpignano train cost about 63.1 €. But how long is the train ride from Portogruaro to Alpignano? Your journey takes about 6 hours on average.