How to get there by car:

You can reach Trpanj directly by car. The road leads from the worth-seeing place Ston in many slopes and bends across the peninsula. Or you drive in Ploce on the small car ferry, which provides the shuttle-service between Ploce and Trpanj, and reach Trpanj after some 60 minutes. The ferry prices are very low, a car costs about € 10,00, a person about € 2,00.  

How to get there by plane:

Croatian Airlines and German Wings fly regularly to Split. From Split airport you take the bus to Split, where you can at once mount the bus to Ploce at the central bus station, which lies directly in front of the harbour where the big ferries are. After about two hours bus ride with extraordinary views on the sea and the islands, you will reach Ploce. There you take the ferry to Trpanj. Busses and ferries are so cheap that it will hardly be a burden to your budget.

How to get there by rail:

With the train to Split. Then go on with bus and ferry as described before.