Mondovì to Portici 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 Mondovi' and arrive at Portici-Ercolano every about 1 hour on average. If travelling with Trenitalia, you need to know the Mondovì to Portici train schedule: the first train leaves at 06:32, while the last ride is at 20:32. A Mondovì to Portici train cost about 74.5 €. But how long is the train ride from Mondovì to Portici? Your journey takes about 10 hours on average.