How to Prepare Dogs and Cats for Life Onboard

Taking companion animals onto a passenger ship involves paperwork, training, and careful planning well before departure. From health checks and travel documents to kennel reservations and onboard routines, thoughtful preparation helps dogs and cats stay calm, safe, and comfortable while sharing days at sea with their humans.

How to Prepare Dogs and Cats for Life Onboard

Taking a dog or cat onto a passenger ship changes the way you plan a voyage. In addition to luggage and documents, you are responsible for an animal that may never have seen the ocean, heard engine noise, or slept in a moving cabin. Understanding the rules, acclimating your pet, and choosing the right itinerary all make the difference between a stressful trip and a manageable experience for everyone involved.

Setting sail with pets and preparing for the voyage

When setting sail with pets, the preparation starts months before embarkation. Begin with a thorough veterinary checkup to confirm that your dog or cat is fit for sea travel. Many operators require proof of recent vaccinations, parasite prevention, and a health certificate issued shortly before departure. Microchipping and up to date identification tags are essential, particularly if your itinerary includes several ports or international waters where extra checks may occur.

Preparing pets for the voyage also involves behavioral training. Dogs should be comfortable walking calmly on a leash through busy terminals and along narrow corridors. Cats benefit from gradual crate training at home so that the carrier feels like a safe den rather than a trap. Short practice trips in the car or on public transport can help both species adjust to motion, new smells, and unfamiliar people before they ever step onto a gangway.

Specialized amenities for animal companions

Only a small number of large ships currently welcome non service animals, and those that do often provide specialized amenities for animal companions. These may include kennel decks with individual runs, climate controlled indoor spaces, and supervised exercise times. On some vessels, owners can visit their pets during specific hours, bring approved bedding or toys, and sometimes arrange for staff to feed animals with food supplied from home.

Other operators that allow animals, such as small coastal vessels or river ships, might permit pets to stay with owners in cabins instead of dedicated kennel facilities. In these situations, it is important to bring familiar bedding, non spill water bowls, waste bags or litter, and cleaning supplies. Confirm in writing where animals may walk, which decks are off limits, and how waste should be managed so that you can respect both hygiene rules and fellow passengers.

Choosing the right ship for your pet and understanding average costs

Choosing the right cruise for your pet starts with confirming whether companion animals are accepted at all. Policies differ widely. Some companies allow only service animals, others offer kennels on select routes, and a few small operators welcome well behaved pets in certain cabins. Consider voyage length, weather, access to outdoor space, and how often you will be able to visit your animal. Shorter itineraries with predictable seas are usually more comfortable for first time travelers on four legs.

Costs vary significantly, so it helps to look at average price ranges when planning. On transatlantic crossings with kennel programs, such as those offered by Cunard on the Queen Mary 2, owners typically pay a separate kennel fee for the entire voyage in addition to their own fare. Some European river operators, such as CroisiEurope on limited itineraries, may charge a daily pet supplement when animals stay in cabins with their humans. Small coastal or charter vessels sometimes add a nightly flat fee for each animal on board.


Product/Service Provider Cost Estimation
Transatlantic kennel program (7 night trip) Cunard, QM2 Around USD 800–1,000 per pet per crossing
Dog friendly river itinerary (selected legs) CroisiEurope Around EUR 50–100 per pet per day, plus standard cabin
Coastal small ship sailing charter with pet Various operators Around USD 200–500 per night, plus USD 20–50 per pet

Prices, rates, or cost estimates mentioned in this article are based on the latest available information but may change over time. Independent research is advised before making financial decisions.


Navigating international waters with pets adds another layer of rules beyond company policy. Each country on your itinerary can have its own entry requirements for animals. These may include microchipping to an internationally recognized standard, rabies vaccinations administered within specific timeframes, and official health certificates endorsed by government authorities. Some destinations enforce long lead times for blood tests or waiting periods before arrival, especially on island nations concerned about disease control.

Quarantine rules are particularly important. Certain countries may not allow disembarkation of animals at all, or only permit them to stay onboard. Others require that pets remain in kennels while in port, even if passengers go ashore. Carefully review port by port regulations and ask the cruise company for written clarification. Carry paper copies and digital backups of all veterinary documents so that customs officers can review them quickly if requested.

The growing trend of pet friendly sea travel and closing thoughts

The growing trend of cruising with pets reflects the wider role that animals play in many households. As more people view dogs and cats as full family members, interest in including them in major trips has increased. In response, some operators are experimenting with additional pet friendly sailings, while others maintain a focus on service animals only and encourage owners to use professional boarding services on land instead.

For those determined to share a voyage with their animals, careful planning remains essential. Selecting a suitable ship, confirming rules in writing, preparing animals through training and health checks, and budgeting for extra fees all help reduce surprises. With realistic expectations about space, noise, and access to your companion, it is possible to create a safer and more comfortable experience for both humans and animals while traveling over open water.