The British Virgin Islands require a valid passport. The following measures are to be adhered to by all non-British Virgin Islanders entering the Territory: Bona fide visitors may be granted entry for up to one month at the ports of entry, provided that they possess return (or ongoing) tickets, evidence of adequate means of support and pre-arranged accommodations during their stay. Visitors wishing to stay longer will need to apply for an extension.
Please check for visa requirements if you are a US citizen. Non-US citizens should check the requirements for entry to the US Virgin Islands if traveling through the USVI and BVI.
From North America:
U.S. citizens traveling by air to Canada, Mexico, the Caribbean and Bermuda must present a passport or other WHTI-compliant documentation to enter or depart from the United States.
For Canadian and United States citizens, a passport is required.
European citizens need a valid passport to enter the British Virgin Islands. However visitors that are residents of certain countries require a visa in order to enter the BVI.
From the Caribbean:
Please note that citizens from some islands may need to obtain a visa to visit the British Virgin Islands. Visitors from these Caribbean islands need to have a visa in order to enter the BVI.