Monopoli to Velletri 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 Monopoli and arrive at Velletri every about 2 hours on average. If travelling with Trenitalia, you need to know the Monopoli to Velletri train schedule: the first train leaves at 06:23, while the last ride is at 17:36. A Monopoli to Velletri train cost about 55.1 €. But how long is the train ride from Monopoli to Velletri? Your journey takes about 7 hours on average.