Pet Carry‑On: How to Fly with Your Dog Without the Stress

If you’ve ever wondered whether you can bring your dog into the cabin, you’re not alone. Most airlines allow small dogs in a carrier that fits under the seat, but the rules differ a lot. This guide walks you through the basics so you can pack, check‑in, and settle in with confidence.

Pick the Right Carrier

First thing: the carrier must be airline‑approved. Look for a soft‑sided bag with mesh windows and a sturdy bottom. Measure the interior – most carriers need to be about 18" long, 10" wide and 10" high to fit under a seat. If you’re not sure, call the airline before you book.

Comfort matters too. Line the carrier with a blanket your dog already likes, and add a chew toy to keep them calm. Make sure the door closes securely but can be opened quickly in an emergency.

For dogs that need a harness, you can clip the harness to a loop on the carrier. This keeps the pup from slipping out if the bag opens.

Paperwork, Health Checks, and Safety Gear

Airlines require a recent health certificate, usually within 10 days of travel. Schedule a vet visit, ask for the certificate, and confirm any required vaccinations are up to date. If you’re flying internationally, check the destination’s entry rules – some countries need a microchip or extra blood tests.

Insurance isn’t mandatory, but it can cover unexpected vet bills if your dog gets sick during the flight. A simple pet travel insurance policy costs a few pounds and gives peace of mind.

Collars can get caught in the carrier’s zipper. Many owners switch to a breakaway collar or a simple martingale while on board. If you must keep a collar on, make sure it’s loose enough to slide over the carrier’s edge without snagging.

Before you board, give your dog a bathroom break and a short walk. A tired pup is less likely to whine or panic. Offer a small snack – not a full meal – to avoid nausea.

During the Flight

When you board, place the carrier under the seat in front of you. Keep the carrier in your sight line; a quick glance lets you see if your dog is okay. If the cabin gets warm, ask a flight attendant for a fan or a cool water bottle.

Stay calm. Dogs pick up on your mood, so a relaxed attitude helps them stay settled. If they start to bark, use a calming voice and a gentle hand on the carrier.

After landing, give your dog a chance to stretch and relieve themselves before leaving the airport. Most airports have designated pet relief areas – look for signs or ask staff.

With the right carrier, paperwork in order, and a few simple tricks, flying with your dog can be smooth. Follow these steps, pack smart, and you’ll both enjoy the journey.