You can easily arrive at the Bay of Sistiana by driving along the A4 motorway. After exiting the Monfalcone Est toll booth, keep driving on the RA13 motorway junction, then take the Exit Sistiana. The Bay is a few minutes away from the motorway exit.
If you are arriving by train, get off at the station of Sistiana-Visogliano. You will reach the Bay in a twelve-minute walk. Alternatively, you can get off at the station of Monfalcone, which is about 15 minutes by car from the Bay of Sistiana.
You can also reach the Bay by landing at Trieste Airport, located in the town of Ronchi dei Legionari. The Bay is 15 km away from the airport.