https://www.orbitz.com/lp/airports/spb/st-thomas-seaplane-base-airport
planes don’t have to land on land, if you zoom in on the map epstein island little st james is east of Puerto Rico between Charlotte amalie and the British Virgin Island just south east of Great St James Island
planes dont have to land on land,
Also:
https://www.mirror.co.uk/news/world-news/prince-andrew-allegation-first-pictures-4925112
The island, which can be hired for £4,000 a night, has a library for Epsteins 90,000 books, a Japanese bathhouse and cinema.
There is also a helipad, a lagoon and cabanas.