Luxurious cruise ship casino interior at night with glowing slot machines, a central bar, and warm navy and gold decor
Onboard Gaming Guide

Welcome to the Casino at Sea

Discover the allure of gaming at sea with our comprehensive guide to cruise ship casinos. From elegant lounges to vibrant slot areas, onboard casinos offer a unique blend of entertainment and atmosphere. Learn what to expect, how to access them, and how they fit into your cruise experience.

The Basics

What Is a Cruise Ship Casino?

A cruise ship casino is a dedicated gaming area onboard a cruise vessel, offering a selection of slot machines, table games, and sometimes poker rooms. They are typically located on a lower deck, often near other entertainment venues. Casinos are only open when the ship is in international waters, due to maritime laws. They are operated by the cruise line or a third-party gaming company.

Onboard casinos are smaller, more intimate, and often more social than their land-based counterparts. They offer a curated selection of games rather than hundreds of options. Opening hours are limited to when the ship is at sea. The atmosphere is often more relaxed and less intimidating for beginners.

  • Curated game selection rather than overwhelming variety
  • Limited opening hours tied to international waters
  • Relaxed, beginner-friendly atmosphere
Inside the Casino

Layout and Atmosphere

Cruise ship casinos are usually arranged with slot machines along the perimeter and table games in the centre, creating a natural flow. Slot areas often feature a mix of classic reels and modern video slots. Table games like blackjack, roulette, and poker are clustered together. A bar or lounge area is often adjacent, providing a social hub. Casinos are typically located on a middle deck, away from cabins to reduce noise.

The decor is often elegant and subdued, with warm lighting, rich colours, and nautical accents. Many casinos feature low ceilings and intimate lighting to create a cosy atmosphere. Carpeting and furnishings are chosen for durability and style. Some ships have themed casinos, such as Art Deco or modern minimalist. Lighting levels are carefully controlled to enhance the gaming experience without being harsh.

“The best cruise ship casinos feel like a private club at sea — intimate, polished, and quietly thrilling.”

Wide-angle view of a modern cruise ship casino interior with slot machines, table games, dark wood panelling, and warm pendant lighting
A typical cruise ship casino blends warm lighting with elegant, durable decor.
What to Play

Games You Can Play

Slot Machines

Slot machines are the most common games, ranging from penny slots to high-limit machines. Modern video slots feature popular themes and bonus rounds. Classic reel slots are also available for traditionalists. Progressive jackpots are sometimes offered, with prizes linked across ships. Slot denominations typically range from 1 cent to $5.

  • Video slots with themed bonus rounds
  • Classic three-reel machines
  • Progressive jackpot links

Table Games

Blackjack, roulette, craps, and baccarat are staples, along with variations like Three Card Poker and Ultimate Texas Hold'em. Minimum bets are usually lower than in land-based casinos, often $5-$10. Dealers are friendly and willing to explain rules to beginners. Some ships offer free lessons during the day. Table games are typically open only in the evenings.

Game Typical Minimum Bet Notes
Blackjack $5–$10 Most popular table game
Roulette $5–$10 American and European wheels
Craps $5–$10 Often lively and social
Baccarat $10–$25 Usually quieter, high-limit area
Three Card Poker $5–$10 Beginner-friendly variation
Ultimate Texas Hold'em $5–$10 Played against the dealer

Poker Rooms

Many ships have dedicated poker rooms or poker tables within the casino. Cash games and tournaments are common. Texas Hold'em is the most popular variant. Some ships offer poker cruises with special events. Poker is usually played against other passengers, not the house.

Ship-Specific Reviews

Casino Reviews by Ship

Royal Caribbean — Oasis of the Seas

The casino on Oasis of the Seas is one of the largest at sea, with over 450 slot machines and 27 table games. It features a dedicated poker room and a high-limit area. The casino is spread across two levels with a central bar. It offers a wide variety of slot themes and table limits.

Casino size: approximately 18,000 square feet.

Carnival Cruise Line — Mardi Gras

Mardi Gras features a vibrant casino with a New Orleans theme, including a jazz bar and over 300 slot machines. The casino is located on Deck 7 and spans two levels. It offers a variety of table games and a dedicated poker room. The atmosphere is lively and colourful.

Casino size: approximately 15,000 square feet.

Norwegian Cruise Line — Norwegian Encore

The Encore's casino is sleek and modern, with over 300 slot machines and a wide range of table games. It features a dedicated high-limit room and a stylish bar. The casino is located on Deck 7, near the theatre. It offers a relaxed atmosphere with friendly dealers.

Casino size: approximately 13,000 square feet.

At a Glance

Casino Comparison Table

Cruise Line Casino Size Number of Slots Number of Tables Special Features
Carnival 15,000 sq ft 300 22 Themed decor, jazz bar
Norwegian 13,000 sq ft 300 20 High-limit room, modern design
Celebrity 10,000 sq ft 200 15 Elegant atmosphere
Practical Information

Casino Access and Rules

Age Restrictions

The minimum age to enter and gamble in a cruise ship casino is typically 18, but some cruise lines set it at 21. Royal Caribbean and Celebrity require guests to be 18 or older. Carnival and Norwegian require guests to be 18 or older, except on Alaska and Hawaii cruises where it is 21. Proof of age may be required. Age restrictions vary by cruise line and itinerary.

Dress Code

Most cruise ship casinos have a smart casual dress code, but some enforce formal attire on certain nights. Shorts, t-shirts, and swimwear are usually not permitted in the evening. On formal nights, jackets may be required for men in some casinos. Comfortable shoes are recommended. Dress codes are typically more relaxed than in land-based casinos.

Operating Hours

Casinos are only open when the ship is in international waters, typically in the evening and late night. They usually open around 6–7 pm and close in the early morning hours. On sea days, they may open earlier in the afternoon. They are closed while in port. Hours are posted daily in the ship's newsletter.

Play Responsibly

Responsible Gambling at Sea

Set a budget before you play and stick to it. Gambling should be a form of entertainment, not a way to make money. Decide on a time limit and take regular breaks. Never chase losses or borrow money to gamble. Take advantage of onboard resources, such as self-exclusion programs. Remember that the odds always favour the house.

If you or someone you know has a gambling problem, help is available. Contact the ship's guest services for information on self-exclusion. Many cruise lines partner with organisations like Gamblers Anonymous. In Australia, call the National Gambling Helpline on 1800 858 858. The National Gambling Helpline is a free, confidential service.

Common Questions

Frequently Asked Questions

No, they are closed while in port due to local laws. Casinos reopen once the ship reaches international waters.

Most casinos accept cash, and some allow you to charge play to your onboard account. Check with the casino cashier for current options.

Some cruise lines offer complimentary drinks to active players, but policies vary widely. Ask a casino host about current perks.

Smart casual is typical, but some ships require formal attire on certain nights. Check the daily newsletter for guidance.

Yes, many casinos offer free lessons during the day. Dealers are usually happy to explain rules and help you feel comfortable.