How long can you leave a cat alone? 2 days, 3 days and a week

Cats seem so independent that it is easy to think a full bowl is enough. It is not, once you are gone for more than a day. Here is what the UK cat welfare charity Cats Protection advises, and what to arrange for each length of trip.

How long can you leave a cat alone?

Most healthy adult cats can be left alone for about 12 hours at most. Cats Protection (June 29, 2023) puts it plainly: “Most cats will be ok if they are left for the day or overnight. But the maximum amount of time you should leave them alone is around 12 hours.”

Some cats need more. The same charity says young kittens should be left “a maximum of a few hours at a time.” Elderly cats and cats with medical issues “will need to be checked on more regularly.”

How long you are away	Is it OK alone?	What to arrange
A workday, up to about 12 hours	Usually, for a healthy adult cat	Enough food and fresh water, a clean litter box
Overnight	Usually, for a healthy adult cat	Be back for the next meal, or ask someone to come in
2 days	No	Someone to care for your cat at home, or a cattery
3 days	No	Someone to care for your cat at home, or a cattery
A week or more	No	Someone to care for your cat at home, or a cattery
Kittens, any trip	Only a few hours	Someone checks in often
Senior cats or cats on medication	Shorter than usual	Someone checks in more often

For a workday alone, some owners add a water fountain, since moving water tempts some cats to drink more.

Can I leave my cat alone for 3 days?

No. Three days is well past the 12-hour limit. Two days is too, so the same answer covers a weekend away.

For anything longer than a day, Cats Protection says to “get a cat sitter (or friend, family member, or neighbour) to look after your cat at home, or book them into a cattery.” Either choice means a person sees your cat every day. That matters more than the food. Food can be left out. Nobody can notice a problem if nobody is there.

Can I leave my cat alone for a week?

No. A week alone means seven days with nobody to refill water, clean the litter box or check that your cat is eating. Plan care at home or a cattery stay, and book it early if you travel at busy times.

If you are weighing the two, the guide to pet sitter vs boarding compares them side by side.

Why does it matter if my cat stops eating?

A cat that stops eating can get very sick. The Merck Veterinary Manual calls feline hepatic lipidosis, a fatty liver disease, “the most common acquired and potentially lethal feline liver disease.” It mostly affects overweight cats that stop eating.

Merck lists stressors that can set it off. They include:

• moving to a new household
• new pets in the home
• the loss of a pet or family member
• boarding
• being shut in by accident, such as in a garage or basement

This is general information, not a diagnosis. If your cat stops eating, call your vet. It is also the main reason to have a person check on your cat while you are away. A bowl cannot tell anyone that dinner was not touched.

How long can you leave a cat alone with an automatic feeder?

An automatic feeder does not change the 12-hour guide. It handles one job: putting food in the bowl on time. It does not:

• tell anyone if your cat skipped meals
• clean the litter box
• refill a water bowl that was tipped over
• notice a cat that is hiding, limping or unwell
• help if the feeder jams or the power goes out

A feeder can be useful on a long workday or as a backup while a sitter is in charge. It is not a plan for 2 days, 3 days or a week.

For those two jobs, a feeder with a built-in camera also lets you see the bowl from your phone. It still cannot notice a skipped meal or a sick cat.

Will my cat be OK with a cat sitter?

Most cats cope well with a sitter, because they stay in the place they know. Cats Protection’s holiday advice says, “Keeping your cat at home is the safest and least unsettling option when you go on holiday.”

You can make the change easier before you leave. If your cat is sensitive to change, Cats Protection suggests you “spread the house cleaning, packing and general holiday prep over a few days prior to leaving, rather than doing everything all at once.”

Give your sitter the details your cat depends on. Cats Protection’s list includes:

• where the food is kept and when your cat eats
• where the litter trays are and how often to change them
• whether your cat is allowed outside
• any medication
• your cat’s personality and favourite toys
• your vet’s contact details for emergencies
• where the cat carrier is

The pet sitter checklist turns this into a page you can fill in and leave on the counter.

If your cat goes outside, keep them in while you are away. On Vancouver Island, WildSafeBC’s cougar advice is to “Keep your pets indoors, especially at night.” A cat who is used to coming and going can be harder for a sitter to account for at bedtime.

How often should a cat sitter visit?

Cats Protection suggests a sitter “who can visit at least twice a day.” That advice is for any carer, whether a friend, a neighbour or a family member. Two visits a day means fresh food and water, a clean litter box, and two chances to see that your cat is eating.

Another option is someone who stays in your home overnight. That is how I work at Stay Sit Snuggle. I do overnight stays only, not drop-in visits. I sleep at your place, so your cat has company in the evening and the morning, and the house keeps its usual rhythm.

What does overnight cat sitting look like?

Before any booking, I come to your home to meet your cat. You walk me through meals, the litter box, hiding spots and anything your cat does not like. Then I stay in your home while you are away, so your cat keeps the same window, the same bowl and the same routine.

I post my availability by date ranges and I am already taking bookings into 2027. Summer 2026 was my busiest in years, with a record eight new clients. I sit for cats in Ladysmith, Nanaimo, Cumberland, Courtenay and Comox on Vancouver Island, and in Vancouver and Edmonton. See the local pages for pet sitting in Nanaimo and pet sitting in the Comox Valley, or read more about in-home pet sitting.

Not sure what to look for in any sitter? Start with how to find a pet sitter. If you have a dog too, how long you can leave a dog alone covers the other half of the house.