Imperia to Asti 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 Imperia Porto Maurizio and arrive at Asti every 60 minutes on average. If travelling with Trenitalia, you need to know the Imperia to Asti train schedule: the first train leaves at 05:35, while the last ride is at 18:01. A Imperia to Asti train cost about 15.6 €. But how long is the train ride from Imperia to Asti? Your journey takes about 4 hours on average.