Portici to Venice 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 Portici-Ercolano and arrive at Venezia S. Lucia every 60 minutes on average. If travelling with Trenitalia, you need to know the Portici to Venice train schedule: the first train leaves at 07:00, while the last ride is at 22:50. A Portici to Venice train cost about 59.6 €. But how long is the train ride from Portici to Venice? Your journey takes about 8 hours on average.