Olbia to Syracuse 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 Roma Ostiense and arrive at Siracusa every about 2 hours on average. If travelling with Trenitalia, you need to know the Olbia to Syracuse train schedule: the first train leaves at 06:34, while the last ride is at 21:37. A Olbia to Syracuse train cost about 75.5 €. But how long is the train ride from Olbia to Syracuse? Your journey takes about 12 hours on average.