Pompei to Niscemi 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 Pompei and arrive at Niscemi every about 6 hours on average. If travelling with Trenitalia, you need to know the Pompei to Niscemi train schedule: the first train leaves at 09:01, while the last ride is at 09:01. A Pompei to Niscemi train cost about 62.55 €. But how long is the train ride from Pompei to Niscemi? Your journey takes about 12 hours on average.