Isernia to Augusta 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 Isernia and arrive at Augusta every about 4 hours on average. If travelling with Trenitalia, you need to know the Isernia to Augusta train schedule: the first train leaves at 06:45, while the last ride is at 18:58. A Isernia to Augusta train cost about 62.95 €. But how long is the train ride from Isernia to Augusta? Your journey takes about 15 hours on average.