Portici to Caltanissetta 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 Caltanissetta Centrale every about 6 hours on average. If travelling with Trenitalia, you need to know the Portici to Caltanissetta train schedule: the first train leaves at 08:55, while the last ride is at 22:55. A Portici to Caltanissetta train cost about 64.5 €. But how long is the train ride from Portici to Caltanissetta? Your journey takes about 12 hours on average.