Pozzuoli 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 Pozzuoli Solfatara and arrive at Caltanissetta Centrale every about 12 hours on average. If travelling with Trenitalia, you need to know the Pozzuoli to Caltanissetta train schedule: the first train leaves at 05:53, while the last ride is at 05:53. A Pozzuoli to Caltanissetta train cost about 73.5 €. But how long is the train ride from Pozzuoli to Caltanissetta? Your journey takes about 15 hours on average.