From Ronchi dei Legionari airport, take the train or bus to Trieste Central Station. From the station, walk for about 400 meters to Piazza Casali.
Walk along Via Pauliana, at the first intersection you’ll find Via Udine; turn right and continue to the traffic light. On the left is Via Rittmeyer, go straight until you reach Piazza Casali!
Highway exit Prosecco, then take the SP35 state road towards Opicina. After the Esso gas station, you’ll find a roundabout; take the first exit right onto the E61 and then onto Via Commerciale. Go straight until the very end, where you’ll find Piazza Casali.