Portici to Benevento 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 Benevento Porta Rufina every about 4 hours on average. If travelling with Trenitalia, you need to know the Portici to Benevento train schedule: the first train leaves at 05:58, while the last ride is at 05:58. A Portici to Benevento train cost about 4.5 €. But how long is the train ride from Portici to Benevento? Your journey takes about 3 hours on average.