Trieste to Santeramo in Colle 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 Trieste Centrale and arrive at Santeramo every about 6 hours on average. If travelling with Trenitalia, you need to know the Trieste to Santeramo in Colle train schedule: the first train leaves at 08:15, while the last ride is at 08:15. A Trieste to Santeramo in Colle train cost about 163.7 €. But how long is the train ride from Trieste to Santeramo in Colle? Your journey takes about 11 hours on average.