Pack proof of rabies vaccination, a recent health certificate if your airline, hotel, or destination requires one, a list of your cat's medications, and your veterinarian's contact details — and check the specific requirements for your carrier and destination well before your travel date, because they vary a lot.
The documents almost every trip needs
Whatever your route, a core packet covers most situations:
- Rabies certificate — the actual certificate with dates, not just a tag on the collar
- Vaccination record — a summary from your vet showing core vaccines and due dates
- Medication list — names, schedules exactly as your vet directed, and what each is for
- Vet and emergency contacts — your regular clinic plus a note of your phone number and a backup person at home
- Microchip number — with the registry updated to your current phone and email
Keep paper copies in your carry-on and photos or PDFs on your phone. If your bag and your phone both fail you, a copy emailed to yourself is a third layer of insurance.
When a health certificate enters the picture
Many airlines require a health certificate issued by a veterinarian within a set window before travel — often around ten days for domestic flights, though policies change and international travel is stricter. International trips can require certificates endorsed by government authorities, destination-specific vaccinations or tests, and lead times measured in weeks or months, not days. Crossing state lines by car rarely triggers paperwork checks, but some destinations, campgrounds, and hotels do ask. The rule of thumb: the further and more regulated the destination, the earlier you start, and your vet's office is the best first call for what your specific route demands.
Check three different rule-makers
Owners often check the airline and stop there. In reality, three parties may each have requirements: the carrier (airline, train, or ferry), the accommodation (hotel, rental, or the friend you're staying with), and the destination itself (state or country rules, building policies, event venues). A cat welcome on the plane can still be refused at a rental that never got the paperwork it asked for. Make one checklist per trip with all three columns, and tick them off as documents are gathered.
Prepare your cat, not just the folder
Paperwork is only half of traveling well. Confirm the carrier meets your airline's size rules and let your cat rest in it at home beforehand. Carry a small kit: a day of food, a collapsible water bowl, a familiar-smelling cloth, waste bags, and any medication in your hand luggage — never checked bags, where delays and temperature extremes are real risks. Feed lightly before departure, and plan litter stops or a disposable litter tray for long drives.
How KinsLe helps
With KinsLe, your cat's Pet Passport keeps her vaccination records, medication list, and key documents together in one packet you can share with vets, airlines, or hosts along the way — no digging through email threads at the check-in counter. Open the Pet Passport folder on KinsLe at the counter, and her rabies certificate, health paperwork, and medication schedule appear in one dated set for the carrier or host to check.