Mirano to Trieste 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 Mira-Mirano and arrive at Trieste Centrale every 60 minutes on average. If travelling with Trenitalia, you need to know the Mirano to Trieste train schedule: the first train leaves at 05:30, while the last ride is at 22:24. A Mirano to Trieste train cost about 13.35 €. But how long is the train ride from Mirano to Trieste? Your journey takes about 2 hours on average.