Naples to San Severo 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 Napoli Centrale and arrive at S. Severo every about 3 hours on average. If travelling with Trenitalia, you need to know the Naples to San Severo train schedule: the first train leaves at 08:17, while the last ride is at 18:20. A Naples to San Severo train cost about 31.1 €. But how long is the train ride from Naples to San Severo? Your journey takes about 4 hours on average. Thanks to Trenitalia, offers, you can save on your trip from Naples to San Severo and find low cost tickets starting from 14 €!