Most information about renting a private yacht to head over to Isla Saona are spelled out in my independent post on how to find the very best personal excursions to Isla Saona. Your charter begins in Bayahibe (and that is just an hour or so away from Punta Cana) https://puntacanaexcursions05803.topbloghub.com/37144771/getting-my-punta-cana-excursions-to-work