The primary means of conveyance between St. Thomas and St. John involves ferry services. These ferries transport passengers and, in some cases, vehicles across the Pillsbury Sound. Frequency of service varies depending on the time of day and the specific route. For instance, regular passenger ferries operate between Charlotte Amalie or Red Hook on St. Thomas and Cruz Bay on St. John.
Efficient transportation between these islands is vital for tourism, commerce, and daily life for residents. Historically, boats have always been the lifeline connecting the islands, facilitating trade and social interaction. The accessibility between St. Thomas and St. John directly impacts the economic vitality of both islands, allowing for the free flow of goods, services, and visitors.