Ariano Irpino to Milan 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 Ariano Irpino and arrive at Milano Porta Venezia every about 4 hours on average. If travelling with Trenitalia, you need to know the Ariano Irpino to Milan train schedule: the first train leaves at 12:01, while the last ride is at 18:24. A Ariano Irpino to Milan train cost about 76.95 €. But how long is the train ride from Ariano Irpino to Milan? Your journey takes about 12 hours on average.