Sanremo to Quattromiglia 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 San Remo and arrive at Castiglione Cosentino every about 2 hours on average. If travelling with Trenitalia, you need to know the Sanremo to Quattromiglia train schedule: the first train leaves at 20:15, while the last ride is at 20:15. A Sanremo to Quattromiglia train cost about 95.7 €. But how long is the train ride from Sanremo to Quattromiglia? Your journey takes about 17 hours on average.