Melegnano 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 Melegnano and arrive at Trieste Centrale every about 1 hour on average. If travelling with Trenitalia, you need to know the Melegnano to Trieste train schedule: the first train leaves at 05:00, while the last ride is at 22:20. A Melegnano to Trieste train cost about 37.65 €. But how long is the train ride from Melegnano to Trieste? Your journey takes about 7 hours on average.