Venice to Portici 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 Venezia S. Lucia and arrive at Portici-Ercolano every 60 minutes on average. If travelling with Trenitalia, you need to know the Venice to Portici train schedule: the first train leaves at 00:08, while the last ride is at 07:42. A Venice to Portici train cost about 101.7 €. But how long is the train ride from Venice to Portici? Your journey takes about 9 hours on average.