Trapani 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 Trapani and arrive at S. Severo every about 12 hours on average. If travelling with Trenitalia, you need to know the Trapani to San Severo train schedule: the first train leaves at 17:48, while the last ride is at 17:48. A Trapani to San Severo train cost about 145.6 €. But how long is the train ride from Trapani to San Severo? Your journey takes about 18 hours on average.