GAP Adventures, Oceania and Regent Seven Seas allow all passengers 18 and older to consume any type of alcoholic beverage they choose.Ĭelebrity and Royal Caribbean offer beer and wine to passengers over 18, and all types of alcohol to passengers 21 or older.Ĭarnival, Clipper, Costa, Cruise West, Crystal, Cunard, Delta Queen, Discovery World Cruises, Disney, Great American River Journeys, Holland America, MSC Cruises, Norwegian, Orient, Peter Deilmann, Princess, Seabourn, SeaDream, Silversea, Star Clippers, Uniworld, Viking River Cruises, Windjammer and Windstar require passengers to be at least 21 to consume any type of alcohol. Different cruise lines ahv edifferent rules