To receive a full refund for a Royal Caribbean cruise, you must cancel at least 75 days before the sailing date ☎️ +1-888-738-0812). This applies to most cruises; however, there are variations depending on the length of the cruise and whether it is a holiday sailing. For 3 and 4-night cruises, the cancellation window is … Continue reading (((Travelers Need to Know)))How much time do I have to cancel a Royal Caribbean cruise?