Generally, cats can hold their bladder for several hours, but it's important to provide them with regular opportunities to use the box, especially on longer flights.
Where do stray cats poop and pee?
House cats tend to pee all over the place to mark their territories, while stray cats will usually poop wherever they please as one of the ways to mark their territories.
Where do cats go to the bathroom when flying?
Will cats pee on the floor if their litter box isn’t clean?
The state or quality of the litter in the box is often the cause of out-of-box urination. A litter box that is not cleaned regularly, especially in a multi cat household, can turn a cat off from visiting his litter box. He may instead choose a more pleasant place to go, such as on the living room carpet.
How do I keep my cat from pooping on the plane?
PACK A TEMPORARY LITTER BOXThat consisted of a small (18QT)Tupperware box that I stowed in my luggage with a Ziploc bag of litter (World's Best). Just enough litter to fill the bottom of the box. There are also disposable litter box solutions in the market too but I had an extra Tupperware box so just used that.
Is it cruel to fly with a cat?
Some animal rights groups, including the Humane Society of the United States, recommend against traveling with your cat anywhere but the cabin if it can be avoided — and not all airlines allow cats to be transported as cargo. You could also opt to use a pet shipping company.