What happens if my sailing is cancelled? September 03, 2019 20:33 If you are notified that your sailing has been cancelled, you can contact CruisesOnly for the next steps at 800-278-4737. Related articles How will I know if my sailing is impacted? What happens if the cruise line changes my itinerary? Can I cancel my cruise if there is hurricane threat? How can I find out the latest hurricane information? What is Onboard Credit (OBC)?