Head to a bar on the ship and you can expect to pay $6-7 for a brew, before you add in the mandatory 15% tip. (You can also read our entire review of the ship here.) The Cheapest Beer on the Ship Is in the Buffet To help you start your trip off right - and sail like a pro on day one - we’ve rounded up 15 of the most important tips for sailing on Carnival Horizon. Taking a cruise aboard Carnival Horizon? Then there’s a lot you should know to make the most of your vacation starting the day you step on the ship.Īs Carnival’s newest ship, the company has put all sorts of new and exciting touches on the sailing experience that you may not have experienced anywhere else.