Best Expandable Dog Carriers Travel Products in 2026

AIRLINE APPROVED PET CARRIER- ACCEPTED as a SOUTHWEST Airlines Pet Carrier, JETBLUE Pet Carrier, DELTA Pet Carrier Plus VIRGIN, ALASKA, FRONTIER, ALLEGIANT, UNITED & MORE. Carrier measures 17"L x 10"W x 11"H. DESIGNED with a Ventilated Top to meet all airline regulations of under forward seat.

ULTRA-SAFE, EXTRA DURABLE- UPGRADED to REINFORCED Polyester & CLAW-DEFENSE MESH on top & 4 sides ensures your pet has ample VENTILATION and AIRFLOW & it WON’T TEAR like flimsy, cheap carriers while MINI ZIPPER BUCKLES ensure your pet stays tucked safely inside.

EASY ACCESS & VENTILATED: Mesh windows on top and all 4 sides provide optimal airflow. Some have zippers to quickly reach your pet to comfort, touch, or take in or out.

GREAT DESIGN: This portable dog carrier is made of durable grade polyester. It can be kept in good shape with a support board. Meanwhile, it has a breathable mesh on all three sides to ensure normal circulation of air inside the box. There is a small pocket on the outside of the cat carrier bag to store things.

BREATHABLE AND SAFE : The breathable and ventilated design allows pets to observe the surrounding environment well, which can effectively reduce pets' anxiety and make them more comfortable during travel. No matter when or where you use it, it gives your pet good protection.

SIMPLE CLEANING: This pet carrier is dark in color, it is not easy to get dirty. You can clean the stains and dirt from the surface with a soft brush. The soft cushion inside the pet carrier bag is removable and can be washed by hand or machine! It allows you to easily solve all stains without worries.

Designed for the best and most convenient travel experience for you and your cat, dog, and pet! Measures approximately - Small 17x10.2x11.2 inches (LxWxH) / Large 19.5x10.2x12 inches (LxWxH), Weight Limit up to 18 lbs. Fits most small/medium sized cat, dog, and pet. Before purchasing please measure your pet - LENGTH: neck to base of tail; HEIGHT: floor to top of shoulder

YOUR PET WILL TRAVEL IN COMFORT Well ventilated design for optimal airflow and checking on pet, soft cozy sherpa lining bedding so your pet can relax and rest, collapsible bowl to keep your pet hydrated during travel.

DESIGNED WITH SAFETY IN MIND The bag comes with safety buckle zippers and safety strap to prevent escape. Furthermore, the carrier can be strapped to car seat or luggage to ensure safety of your pet throughout travel.

AIRLINE APPROVED: The Sherpa Original Deluxe Pet Carrier is airline approved and part of our Guaranteed On Board program, which provides comfort and peace of mind to pets and their owners; it's perfect for traveling by air, bus, car, or train

IN-CABIN FRIENDLY: Our patented spring wire frame allows the rear end of the carrier to be pushed down several inches to easily fit under airplane seats in compliance with most major airline requirements and FAA regulations

PERFECT FOR TRAVEL: Features mesh panels for ventilation, escape-proof locking zippers, top and side entries for easy and comfortable loading, waterproof interior base, and a removable machine washable cozy base liner

Airline Approved: This dog travel bag dimensions is 16''(L)*14''(H)*8''(W), Airline Compliant and fit under seat.

Durable And Safe: Water Repellent oxford outer material with PVC backing, and Leak-Proof inner lining. These bowls are made of silicone and are dishwasher safe, making it the safest dog travel bowl in the business!

Travel Bag For Dog Kit Include: 1 Dog Tote bag, 2 Dog Food carriers bag, 1 Water-Resistant Placemat, 2 Pet Silicone collapsible bowls (The colors of the bowl are randomly matched).

Cat Carriers for Medium Cats Under 25: Pet carrier is airline approved design, measures 19.3"L x 12"W x 13.4"H, fits for under-seat dimension of most airlines. Perfect for pets up to 25 lbs; ideal for travel/ vacation/ leisure/ hiking/ plane/ car/ outdoor activities etc.

Well-made Large Cat Carrier: With upgraded memory metal for sturdy frame, this dog carriers for small dogs does not collapse. Made of breathable fabric, dog carrying bag has 3 doors to open, it is more convenient to put your dog cat in or out. Plush cushion with sturdy bottom inserts ensures comfortable environment for pets.

No-escape Travel Cat Carrier: Secured with against-slip zippers, your pets can't escape easily by pushing against the zipper from the inside. Pet bag has 4 mesh windows , which can bring more fresh air and also easy for you to check on your furry friends.

【Dimensions】This pet travel carrier fits small and medium pets up to 15" in length x 9" in height and up to 15lbs. Please do not choose your airline pet carrier bag based on weight--please reference your pet's length and height in selecting a carrier size.

【Airline Approved】Our soft cat carrier bag fits comfortably under most filght seats, like Southwest Airlines, American Airlines, Delta Airlines, Alaska Airlines, Jetblue,Frontier and so on. Also, it is perfect for car ride and vet ride.

【Breathable Mesh Openings】There are 4 sides mesh windows for ventilation and for your cat to see out. The top and two sided entries allow you to get your cat in and out easily. Also, the self-lock zippers will keep your cat from escaping.

【LARGE SIZE】This large cat carrier measures 20” L x 13” W x 13” H, recommended to fit pets within 17”x 10"x 10" and under 20 lbs. Also, suitable for 2 kitties and puppies. KINDLY NOTE: Please measure and reference your pet's length and height in selecting a carrier size, not just weights.

【NOT AIRLINE APPROVED】Don't place the large dog carrier bag under an airplane seat! It's only suitable for the pet's daily travel by train, by subway, by car, to the pet hospital, etc. If you need to take the pet travel carrier on the plane, please think about our Pnimaund medium cat carrier.

【QUICK ACCESS & BREATHABLE】There are 3 openings with mesh ventilation, not only providing adequate airflow and views to keep your pet comfortable but also easy for you to check on your pet at any time. The top and other side entries also allow your cat to go in and out easily. Also, double zippers and an inner safety belt design will ensure your pet stays safely inside.

Wire frame surrounding keeps dog carrier shape and won’t collapse on pets;Side pocket can store small goods

Conforms to under-seat dimensions of most airlines and mesh side offers pets good air. Every airline has a specific set of rules and regulations, please contact with airline prior to flying with your pet.

Carrying handles and adjustable padded shoulder strap is comfortable and light to carry the pet bag anywhere

【AIRLINE APPROVED CARRIER 】17"L×11"W×9"H,This carrier is airlines approved and can be placed under seat in cabin, in compliance with Part airline standard size rules: ①Southwest Airlines: 18.5*13.5*9.5 in ②Alaska Airlines:17*11*9.5 in ③Delta Airlines:18*11*11 in ④United Airlines:18*11*11 in⑤American airlines18*11*11 in,We recommend you to buy this product when you fly with the above mentioned airlines.

【BETTER VENTILATION】Petskd pet carrier has mesh ventilation on 5 sides for good ventilation and good viewing—perfect for your pet to look out and for you to check on your pet;the Dog carrier has 3 openings, and each opening has two non-slip zippers to ensure pet safety.

【SAFE DESIGN】Soft dog travel carrier bag upgraded structural design of stainless steel and Fiber rod that makes our dog carrier bags for small dogs will not be out of shape or sagged and the top does not collapse, pet dog carrier bag preferable stability. Built-in adjustable rope buckle, easy to lock the collar. Zipped snap lock to avoid pets to open or grab open the zipper

Medium Carrier Measures: The mediun carrier is designed for small and medium pets within 15"L x 9"W x 9"H and 15 lbs . Please do not choose your carrier only based on weight. Reference your pets' length and height in selecting a carrier size.

Lightweight & Durable & Breathable: It is made of durable Polyester Fabric and Mesh which can effectively prevent tears from claws. Lightweight (2 .2Pounds), but durable( waterproof-lined fabric), Mesh windows for ventilation, top and side entry with locking zippers for safety.

The pet carrier comes with a removable base insert, which creates a solid surface for your pet to stand on, along with a removable & hand washable cozy fleece pet bed,which offers a cozy sleeping space for your traveling pet

The safety belt loop allows the carrier to be restrained with a vehicle seat belt for car travel. Made with durable material

A small zipper opening at the top of the carrier that allows you to quickly unzip and reach into the bag to access your pet

A mesh pocket on the side gives you a place to keep essentials for your pet, such as a leash or snacks. Half zip opening on one end, full zip opening on the other end and added mesh panels allow maximum accessibility and ventilation for your pet

PLEASE MEASURE YOUR PET BEFORE PURCHASE – The dog carrier measures 18"x 11"x 11" and also can be 38" x 30" x 11" after total expanding the 4 mesh windows. Siivton Pet Travel Carrier is equipped with Oxford and high density EVA board for protection, keep upright, sturdy and safe for your pets.

UNIQUE 4-WAYS EXPANSION – Easy to fold down and unzip four sides to create extra room of our spacious pet bag for your cats or dogs to stay comfortable. Allows your pet to move around more comfortably and reduces the anxiety of confinement.

EASY CARRIER AND EASY CLEAN – Wear this airline approved pet carrier over the shoulder, secure it in the car with seatbelt, place atop your luggage or carry it with the top handle. Versatile for your cars or all types of travel，and the cozy fleece pet bed can be completely removed and machine-washed.

💕Fit Medium & Small Pet Size: cat carrier measures 17” L x 11” W x 11” H. The cat travel carrier is recommended max load of 15 lbs (6.8kg). Have OEKO-TEX STANDARD 100 CERTIFIED, more safer. Please do not choose the pet carrier based only on weight, also confirm your pet's length and height (product description) then Make sure pets don't exceed the maximum weight limit.

✈️Airline Approved : Our small dog carrier fits comfortably under most filght seats, like American Airlines, Southwest Airlines, Delta Airlines, Jetblue, Alaska Airlines, and so on. Also, soft dog carrier perfect for car seat travel, vacation, leisure, hiking, plane, outdoor activities etc.

🥰Safe and Durable : Cat carrier is made of durable, lightweight and waterproof polyester fabric. This soft-sided cat carrier comes withfour-sided mesh and three-sided entrance giving plenty of openings and air for cat dog with top opening. With zippers on both top and side, your lovely puppy can be put in and out of our dog carrier easily.

Airline Approved Pet Carrier - Accepted by most airlines, and designed with a Ventilated Top to meet all airline regulations, so your furry friend can safely lie under the seat in front of you during your trip. Carrier Bag measures 18.5"L x 11.8"W x 11.6"H. Please check with the airline first if pets are allowed is necessary, and confirm the approved size carrier for your flight.

Ultra Safety Extra Durable - The lightweight cat carrier has waterproof PVC Nylon and claw-defense mesh for ventilation and privacy. It won’t tear like flimsy, cheap carriers while mini zipper buckles ensure your pet stays tucked safely inside.

Easy Access & Ventilated - Updated to 4 entry doors, mesh windows on 2 top and 2 sides creating breathability and two-way visibility. All enters in this cat travel bag have zippers for easy pet loading with more comfortable, also veterinarian friendly.

Cat Dog Carrier Bag Size:15.7" L x 11" H x 11" W Inch,Perfect for small cats,fit perfect for pet lighter than 12lb,puppy and small pet. Approved by most airlines. Fit for cats less than 8 lbs. Before purchasing please measure your pet in order to check the perfect size for your pet - LENGTH: neck to base of tail; HEIGHT: floor to top of shoulder.

Lightweight & Durable & Breathable: It is made of durable Oxford Fabric and Mesh which can effectively prevent tears from claws. Lightweight (2 Pounds), but durable( waterproof-lined oxford fabric), durable mesh and breathable nets giving your pet enough oxygen. The four-side mesh will not only give a safe and comfortable travel for your pet, but also easy for you to check on your pet.

Easy to Store & Carry : Carrying handles and adjustable padded shoulder strap, the travel bed is removable for easy washing,This Soft Sided Pet Taxi Easy Be Folded And Well Placed,Perfect for your Trip.ideal for travelling, camping or around the house to provide your pet with a luxurious place to rest.

【AIRLINE APPROVED CARRIER 】cat carrier measures 18.9"x 12" x 9"H,Recommend for pets up to 18lbs.With airline-approved design：pet carrier can be put in horizontal and vertical direction;Top can be squished down 0.5”,Fit for American Airlines, United Airlines,Alaska Airlines, Southwest,Frontier Airlines and so on

【Safety and comfort】The zippers of the 3 openings all use self-locking zippers and built-in safety ropes to prevent pets from escaping;the bottoms of the two placement methods are equipped with soft cushions and the cushions are removable and washable to keep the cushions clean and make the pets more comfortable

【DURABLE MATERIAL】This pet carrier is made of durable, lightweight and waterproof polyester fiber, plus tight stitching to make the carrier durable;Solid wire structure keeps it from collapsing, flexible enough to compress to fit under an airplane seat;Hard wood board base helps to hold all pets steady

HIGH QUALITY: Made of waterproof, non-toxic, scratch-resistant polyester fabric material, waterproof and wear-resistant; after comparing similar products, we upgraded the mesh material to effectively prevent pets from tearing the mesh with their nails and prevent pets from falling out of the carrier. The fleece board at the bottom is removable and machine washable, providing a clean and comfortable space for pets at any time.

Airline Approved Carrier : With airline-approved design, you can take your pet to go to everywhere. Pet carrier provides two connecting loop handles for balanced carrying as a dual seat belt or luggage strap to secure transport.

EASY INTERACT & VENTILATED :The mesh windows on the top and sides provide optimal airflow, with a smooth metal zipper, which allows you to quickly reach your pet for comfort, touch or put in or take out. Ensure safety.

AIRLINE APPROVED: Designed to fit under the front cabin seat in major airline carriers (please check your airline rules and regulations before flying). The adjustable shoulder strap and handle allows you to secure the carrier to your suitcase for easy mobility while traveling. The expandable space allows your pet to lay down and relax during the car ride and under the airplane seat.

IDEAL FOR STRESS-FREE PET TRANSPORT: Take the weight off your shoulders with this carrier on wheels! Fully retractable premium material handle & 360 degree rotating and removable wheels ensure smooth, quiet, and effortless rolling mobility in any direction resulting in a bump free ride for your pet. Easy mechanism to attach and detach bag from wheel platform allowing bag to be used as a regular double sided expandable carrier!

TWO SIDED EXPANSION: Both sidewalls expand into a roomy extension, giving your pet room to turn around and sprawl out. The mesh lining also gives them a chance to see your face, keeping them calm and happy. This is especially helpful for older pets and pets with joint problems.

Expandable Cat Dog Carrier Bag: Please measure your pet before purchasing! The cat carrier normal size is 18"Lx 11"Wx 11"H, Can be expanded to 18" Lx 29.8"W x 11"H by expanding the 2 mesh windows. It fits pet up to 18”L*10”W*10”H and MAX LOAD of 15lbs.

Durable Soft Sided Cat Carrier: The pet travel carrier is designed with microfiber frame, which can keep it upright, strong stability even when fully expanded, and make your pet comfortable and safe.The pad is made of suede and polyester, washable and easy to clean.

Pet friendly design: There adding reflective bands on side to increase the safety of pet at night. The 2 expandable mesh windows make it more convenient and safe for your dog and cat to get in or out. Mesh enhances breathability.

Dimensions: 18.5"L x 19"W x 13"H inches – 1.93 pounds - 20-pound weight limit - Comfort for your cat, dog, rabbit or another appropriately sized animal

Travel home for pets: Use it as a cab or taxi to take your pet wherever you go – Great for vacation or bringing your pet to the office, park, and vet – Works better than portable crates, kennels, backpack, and sling - Ideal for dogs, cats, puppies, kittens, and other small-sized animals

Safe pet transportation: Best for flying, car trips, and even walking – Designed for safe transport of pets – Safety seatbelt buckles – Light reflecting strips

Pet Carrier Airline Approved: Designed to meet TSA standards, this dog carrier fits under the seat of most airlines when the wheels are removed. Pet carrier size: 18''L x 12''W x 12"H (without wheels). Recommend for pets up to 20lbs.

Pet Carrier with Wheels: A removable platform with 4 wheels and a telescopic handle make it convenient for travelers walking through airports. The rolling cat carrier also features a carrying strap and adjustable shoulder strap for easy pulling and pushing. Platform is securely attached with high grade velcro while the wheels are easy to assemble or disassemble.

Well Ventilated: This cat carrier with wheels has multiple breathable mesh windows for optimal airflow and maximum visibility. With top and side openings, the pet can get in and out of the bag easily.

✔【Two modes can be switched】:You can carry this pet air travel bag across your shoulders. Of course, the detachable rollers are installed at the bottom, and the bag can be dragged on the ground. Very flexible and convenient.

✔【Suitable for kittens】: 18" L × 11" W × 11" H (With Wheel-14.3''). Recommended max load of 20 lbs (Only for Kitty and Puppy). Please do not choose your pet carrier based on weight, please refer to your pet's length and height in selecting a suitable carrier. LENGTH-Measure from your pet's chest to their tails to get their length, HEIGHT-Measure from floor to the top of pet's back.

✔【Make sure your pet doesn't jump out】:The hook on the bottom is designed to tie the pet collar or harness, so your furry friend won't jump during travel. Our dog soft-sided carriers has breathable mesh on all three sides to ensure normal circulation of air and allows your pet to have a good view, while allowing you to keep any eye on them as well.

SHERPA Travel Backpack Pet Carrier is airline-approved and is perfect for traveling in style and comfort by plane or car, for an adventure or just a trip to the vet.

PATENTED spring wire frame allows the rear end of the carrier to be pushed down several inches, and a strong and durable base keeps backpack rigid for dog safety.

FEATURES mesh windows for ventilation, top and double sided entry with locking zippers for safety, a padded, adjustable, no-slip carrying strap and two pockets for convenient storage of treats, leash and poop bags.

【Airline Approved Cat Travel Carrier】 17.7"L×11"W×11"H, Maximum size requirements of major airlines for soft-sided cat carriers: ①Delta AirLines:18*11*11 in②United Airlines:18*11*11in③American Airlines:18*11*11in④Air Canada21.5*15.5*10.5in. Bringing better comfort for a long trip.

【Comfortable and Safety Material】 600D oxford cloth Made of waterproof, non-toxic, scratch-resistant polyester fabric material, waterproof and wear-resistant; after comparing similar products, we upgraded the mesh material to effectively prevent pets from tearing the mesh with their nails and prevent pets from falling out of the carrier.

【VENTILATION】 Navrex pet carrier has 5 mesh ventilation for good ventilation and good viewing, not only providing adequate airflow and views to keep your pet comfortable but also easy for you to check on your pet at any time.

【PRODUCT DIMENSIONS]: Pet travel carrier size:17x11x11 inches,recommended up to 25 lb pets, it is suitable for large, medium cats and small dogs. Please don't choose your airline cat carrying case based on weight—please refer to your pet's length and height when choosing a pet carrier size.

【AIRLINE APPROVED】: This cat carrier is designed with airline approved, it can fit comfortably under most flight seats, we can take our pets wherever we want. Dog travel carrier offers two attachment loop handles that can be used as a dual harness or as a luggage strap for balanced carry and secure transport.

【EXCELLENT MATERIAL】: Collapsible cat carrier is made of polyester fabric, supported by a steel ring, washable, wear-resistant and durable. The three sides and the top of this pet carrier are nylon mesh, scratch-resistant and not easy to damage, it can not only check your pet in real time, but also ensure enough air circulation.

3 Pet Carrier Airline Approved:This pet carrier matches the size required by most airlines and provide roomy space for your pet to stay comfortable during the trip.Size:18.5L*11.02W*13.78H.Whole handle size of the small dog carrier:36.22in

Comforatble & Safey Design: This dog carrier with wheels upgraded with anti-scratch mesh& polyester and added the safety lock to prevent dogs or cats from running outside.

Protable Cat Carrier:The pet carrier with wheels can be easily converted into a backpack, wheeled carrier, car seat.In addition,the back is designed so that the bag can be easily attached to your suitcase.

SAFETY DESIGN:The adjustable shoulder strap help you hands-free carrying and makes it more safe and convenient Small Dog Cat carrier bag for your travel

AIRLINE APPROVED DESIGN:you can take your pet to go to everywhere.This pet carriers provides two connecting loop handles for balanced carrying as a dual seat belt or luggage strap to secure transport

DURABLE:This pet carriers is made of durable and lightweight polyester fabric.The four-side mesh will not only give a safe and comfortable travel for your Small dogs cats,but also easy for you to check on your pet

Pet-friendly Design: Our cat carrier is designed for your cat's safety as our top priority. It comes with a soft, cozy, non-toxic, odorless and removable fleece pad to ensure your pet is comfortable during travel. 2 mesh windows provide optimal ventilation，resulting in less anxiety and depression when long distance traveling or for routine trips to the vet. Equipped with a cat teasing stick. Give your cat the gift of playtime and create unforgettable moments with it!

Unique 3-WAYS Expansion: Fully expanded size: 30" x 26" x 11" IN. Easy to unzip 3 sides to create extra room of our pet carrier for your cats or dogs to stay comfortable. Allows your pet to stand up and turn around without crouching and contortion. With zippers on both top and side, your lovely pet can be put in and out of it easily.

Strong and Durable: The mesh sides are strong! Your cat dog will not be able to claw or chew her way out. Made from High quality polyester, water&stain resistant and durable, Designed with microfiber frame, which can keep it upright, strong stability even when fully expanded. This dog carrier is stury enough to keep furry friends secure.

Multi-Use Design: This dog and cat travel carrier makes a perfect choice for outings. Use it at home or on-the-go for vacation, trips to the vet, as an airline approved dog carrier stored under plane seats, mounted on luggage, on long car rides, road trips, and much more. The classic design of this pet carrier features a detachable shoulder strap and ensures both your pet's safety and your comfort wherever life takes you.

TSA-Approved Pet Carrier: With its airline-approved design, you can bring your furry friend with you on all your adventures. Whether you're traveling domestically or internationally, this dog carrier is designed to fit easily under most airplane seats, so your pet can stay close and comfortable throughout the flight. Don't risk getting turned away at the gate - travel with peace of mind!

Breathable Ventilation: The cat carrier's top mesh window allows your pet to enjoy optimal ventilation and communicate with you throughout the journey, helping to relieve anxiety and keep them calm. The three-side breathable mesh walls ensure that there's plenty of air circulation. Thanks to the open design, your pet can poke out and enjoy a great view of their surroundings.