Can You Vape on a Cruise Ship Rules and Tips for Vapers Carnival Cruise Line Addresses Vaping Onboard Ships Warning for vapers cruising to Mexico. As of January 17, bringing a vape ashore in Mexico could lead to fines or confiscation under new enforcement rules. Even though vaping itself is not Carnival Cruise Lines Changes policy vape on your own room's balcony could get you thrown off ship (also smoking or using reefer) : r electronic_cigarette Can You Take a Vape on a Cruise? Can You Vape On a Cruise Ship and What Are the Policies?