We require a 48-hour notice to change or cancel reservations Passengers who are not present at the time of departure or who cancel inside of the cancellation time-frames will be charged in full and will not receive a refund. Passengers are encouraged to contact us well ahead of anticipated scheduling conflicts, requests to re-schedule within 48hrs of departure will result in a $50 re-booking fee. We will be happy to accommodate schedule change requests made outside of the prescribed windows