Depending on how many places you want to visit and how much time you want to spend on the ship at sea you will find a cruise and itinerary match your requirements. Caribbean travel cruises are generally available for three, five, seven and ten day. The recommended length of cruise however is of 7 days as it offers the right mix of sea days, the right amount of ports as well in order to have the adventure you wanted from your Caribbean travel cruise. At peak season, it is best done in advance because you may not be able to get the accommodation of choice or sometimes even the ship if you are looking to book a Caribbean travel cruise.