The carrier is the single most important piece of equipment for any trip with your pet. A good one keeps your animal safe, calm and comfortable; the wrong one gets rejected at airline check-in, stresses your pet or falls apart halfway through a journey. Learning How to Choose a Pet Carrier properly saves you from buying twice, once cheaply and once correctly.
This guide covers the carrier types, how to get the size right, the materials and safety features that matter, airline rules, and the mistakes buyers make most often. Whether you need a soft carrier for cabin flights with a cat or a rigid crate for cargo travel with a large dog, you will find the right fit here.
Quick Answer
Choose a carrier based on where your pet will travel: soft-sided carriers for in-cabin flights with small pets, rigid plastic crates for cargo flights, and sturdy, well-ventilated carriers for car trips. The pet must be able to stand, turn around and lie down inside it. For flights, match the airline’s exact dimensions and ventilation requirements, buy early, and train your pet to use the carrier for several weeks before travel.
Carrier Types at a Glance
A pet carrier is a portable enclosure used to transport small animals, and the two main styles are front-opening hard boxes and top-opening soft carriers. Each type suits different situations:
| Type | Best for | Key features |
|---|---|---|
| Soft-sided carrier | In-cabin flights, short car trips | Lightweight, flexible walls, shoulder strap, fits under airline seats |
| Rigid plastic crate | Cargo flights, large or strong dogs | Hard shell, metal door, bolted halves, stackable, airline-approved designs |
| Top-loading carrier | Cats, anxious small pets | Opens from above for easy, low-stress loading |
| Backpack carrier | Very small pets, hiking, crowded places | Hands-free, bubble or mesh windows, ventilation panels |
| Pet car seat / booster | Car travel with small dogs | Elevates the pet, attaches to seatbelt, keeps animal off the driver’s lap |
| Wire crate | Home use, car trips (with padding) | Folding, excellent airflow, but not accepted for cargo flights |
Soft-sided and rigid crates are the two you will see at airports most often. Wire crates are great at home but most airlines reject them for cargo travel. Pair your carrier choice with the broader steps in our guide on how to prepare a pet for travel so the whole journey is covered.
How to Size the Carrier Correctly
Size is where most buyers go wrong. Too small, and the pet cannot stand or turn around, which most airlines treat as grounds for refusal. Too big, and the pet slides around during turbulence or hard braking, which is stressful and unsafe. Measure your pet, then compare against the carrier’s internal dimensions, not the external box size that manufacturers often advertise.
- Length: Measure your pet from nose to base of tail while standing. The carrier should be at least this long, ideally a little longer.
- Height: Measure from the floor to the top of the head (or ear tips for pointy-eared breeds) while standing. The pet must stand without crouching.
- Width: The pet should be able to lie on its side and turn around comfortably. For cats, roughly double the body width is a good guide.
- The three-position test: Put the pet in the carrier at home. It should be able to stand fully, turn around normally and lie down in a natural position. If any of these is a struggle, size up.
- Check airline maximums too: For cabin travel, the carrier must also fit under the seat in front of you. Airlines publish maximum dimensions for cabin carriers, and they are smaller than most first-time buyers expect, so measure your carrier against those limits before flying.
- Snub-nosed breeds: Many airlines require a carrier one size larger than normal for short-nosed breeds such as pugs and bulldogs, to give extra airflow around the face.
How to Choose a Pet Carrier: Materials, Ventilation and Safety
Materials and Build Quality
For cargo travel, rigid plastic, fiberglass or metal construction is the standard: the carrier must not bend or flex when pressed, and the top and bottom halves should fasten with metal bolts rather than plastic snap latches. For cabin and car travel, a soft-sided carrier with a rigid base frame and sturdy zippers is usually enough. Avoid flimsy fabrics, weak zips and carriers with no structural frame; an anxious cat can push through cheap mesh in minutes.
Ventilation
Good airflow is non-negotiable. Cabin carriers should be ventilated on at least three sides; cargo crates need ventilation on all four sides covering a generous share of the surface area. Mesh panels give both airflow and visibility, which calms many pets. If you live in or travel through the UAE’s summer heat, ventilation matters even more, so check that mesh panels are not just decorative.
Door and Locking
The door should lock securely and resist being pushed open from the inside. For cargo crates, the metal door must have a spring-loaded or centralized locking mechanism, and the crate must be nose-and-paw proof, meaning openings small enough that the animal cannot push a paw through. For soft carriers, look for locking zippers or safety clips, since clever pets learn to work standard zippers open.
Waterproof, Easy-Clean Base
A waterproof bottom protects airline seats, car upholstery and other passengers’ luggage from accidents. Removable, washable pads are ideal: line the base with an absorbent pad and bring a spare. Airlines commonly require a waterproof bottom for in-cabin carriers.
Comfort and Practical Extras
- Interior attachment points: A leash clip inside the carrier keeps the pet from bolting when you open the door at security.
- Exterior pockets: Handy for documents, treats and a spare pad, and they keep your hands free.
- Shoulder strap and handles: You may carry the pet for a long time through terminals; padded straps make a real difference.
- Food and water bowls: Cargo crates should have bowls attached to the door that can be filled from outside without opening it.
- Labeling: Attach “Live Animal” markings, directional arrows and your contact details on cargo crates. The carrier should have space for clear, durable labels.
Airline and Travel Requirements
Airlines set their own rules on top of the general standards, and they enforce them at check-in. Before you buy:
- Confirm in-cabin maximums. Ask the airline for the exact maximum carrier dimensions and the maximum pet weight for cabin travel on your specific aircraft type; limits vary between aircraft.
- Confirm cargo crate standards. Most airlines require rigid construction, a solid roof, metal door with secure locking, ventilation on all sides and no wheels (or wheels disabled). If your crate has wheels, they must usually be removed or locked.
- Reserve the pet spot early. Airlines limit the number of animals per flight. Booking your seat does not automatically reserve space for the pet.
- Check breed rules. Many airlines restrict snub-nosed breeds in the hold because of breathing risks, and the UAE bans several dog breeds from entry entirely.
Run through these rules before purchasing; returning a wrong-sized crate a week before a flight is a problem you do not need. Our pet travel preparation checklist lines up carrier purchase with the rest of your timeline, including vaccinations and permits.
Buying Tips: New, Second-Hand and Online
- Buy early. Give your pet two to four weeks to get used to the carrier at home before any trip. A brand-new carrier presented on travel day often triggers panic.
- Be careful with second-hand crates. Check for cracked shells, bent doors, broken locks and chewed mesh. A damaged crate can be rejected at check-in, and deep scratches can harbor bacteria.
- Read airline-specific reviews. A carrier labeled “airline approved” in a store is only a marketing claim; what matters is whether it meets your specific airline’s published requirements.
- Know your buyer rights. When buying a carrier online or in a UAE store, knowing your rights under UAE consumer protection laws helps if the product arrives damaged or faulty.
- Keep the receipt and packaging. If the airline rejects the carrier at check-in, you want to be able to exchange it fast.
Car Travel: Securing the Carrier
For road trips, place the carrier on the back seat or in the boot area of an SUV and secure it with a seatbelt or straps so it cannot slide during braking. Never place an unsecured carrier on the front passenger seat where it could interfere with airbags, and never let the carrier move freely around the cabin. An unsecured carrier can distract the driver, and distracted or careless driving is penalized under UAE traffic rules. Keep the car cool and never leave a pet in a parked car in the UAE heat, even for a few minutes. Comfort on the road is covered in detail in our guide to keeping pets comfortable during travel.
Mistakes to Avoid
- Buying by looks instead of measurements. Cute designs mean nothing if the pet cannot turn around. Measure first, then choose.
- Using a soft carrier for cargo travel. Airlines will reject soft-sided carriers for the hold. Cargo travel needs a rigid, airline-standard crate.
- Skipping the training period. A pet that has never seen the carrier will associate it with the stress of travel day. Leave it open at home with treats and bedding for weeks.
- Forgetting ventilation in hot climates. Carriers with poor airflow become ovens in UAE summer heat. Mesh on multiple sides is essential.
- Ignoring the weight limit. Check both the carrier’s own weight rating and the airline’s maximum combined weight for pet plus carrier, especially for in-cabin travel.
- No identification on the carrier. A carrier that gets separated from you at a busy airport is much harder to recover without clear labels and contact details.
Frequently Asked Questions (FAQs)
What size carrier does my cat or dog need?
Measure your pet standing (nose to tail base, floor to head top) and buy a carrier whose internal dimensions let the pet stand, turn around and lie down naturally. When in doubt between two sizes, choose the larger one, as long as it still fits within the airline’s maximum dimensions for your booking.
Can I use a soft carrier for a flight?
Yes for in-cabin travel with small pets, provided it fits under the seat and meets the airline’s size and ventilation rules. No for cargo hold travel, where airlines require rigid crates with metal doors and secure locking. Always confirm with your specific airline before buying.
Are wire crates allowed on planes?
Generally no for cargo travel. Airlines require rigid-sided crates for the hold because wire crates can collapse or injure the animal during handling. Wire crates are fine for home use and some car trips, but do not buy one for air travel.
How do I get my pet used to the carrier?
Start weeks before travel: leave the carrier open in a living area with familiar bedding and treats inside, feed meals near it and then inside it, and take short practice trips. Build up gradually and never force the pet in. Calm, patient training is far more effective than any calming product.
What should I put inside the carrier for a flight?
Absorbent bedding, a familiar-smelling blanket or worn item, a safe chew toy, and for cargo crates, attached food and water bowls that can be filled from outside. Avoid loose items the pet could choke on, and skip feeding a large meal right before departure.
Do I need a different carrier for car trips?
Not necessarily, but the priorities differ. For cars, focus on a carrier that can be secured with a seatbelt or straps, has good ventilation and a waterproof base. Soft carriers and pet car seats work well for small pets on the road; the key is that the carrier stays put during braking and turns.
The Bottom Line
Choosing the right pet carrier comes down to matching the carrier to the journey: soft-sided for the cabin, rigid for the hold, secure and ventilated for the car. Measure your pet, check the airline’s exact requirements, buy early enough to train with it, and label it clearly. Get the carrier right and the rest of pet travel becomes dramatically easier.
Last Updated: 8 October 2026
About the author: Zaviyar Sultan is a UAE-focused writer at Paxi, covering driving, visas, banking, insurance and everyday UAE life. His guides are researched from official UAE government and regulator sources and updated regularly.
Paxi is an independent informational website, not affiliated with the UAE government or any agency mentioned; content is general information only, not legal, immigration or financial advice; verify critical details with official sources before acting.