10 Best Expandable Pet Carrier of December 2025

• 【EXPANDABLE SOFT-SIDE CARRIER】The M size of carries is 17"Lx 11"Wx 11"H and expandable size is 20"Lx17"Wx11"H by expanding the 1 mesh windows. This carrier is with light weight of around 2.5lbs and fits pet up to 13lbs.Please verify measurements prior to booking.
• 【COMFORTABLE SPACE】Extra extended space enable pets sprawl out, lay, see all around and relax when you have a flight trip, also works great in the car, roomy and they lay in it like a bed. Carrier can be folded totally flat when not in use.
• 【DURABLE MATERIAL】Solid wire structure keeps it from collapsing, flexible enough to compress to fit under an airplane seat. Top & 2-sided windows that are made of anti-scratch ventilated mesh. Actual PP board base helps to hold all pets steady, with thick comfy washable & removable plush pad as base cover. Well stitched oxford cloth material ensures long-term use.
• 【MULTIPLE WAYS TO CARRY 】Self-lock zipper to prevent your pets from escaping. A strap on one side can be slid around the extendable handle of rolling luggage. Two flexible handles to hold with your hands. Additionally, it provides a longer, detachable strap to hang on the shoulders and has a side pocket for storage.
• 【AIRLINE APPROVED CARRIER 】This carrier of S & M size is airlines approved, in compliance with most airline standard size rules. Easily to get this under the airplane seat when travel. As for the size of L, it is best to check the size standard of the corresponding airline(PS:There are two detachable fiber rods on both sides of the top of the carrier. When the large carrier is too high to fit under the seat, you can remove the two fiber optic rods and put them in easily)

Petsfit

• 4 Way Expandable Soft-Side Carrier: This sturdy pet carrier expands on all 4 sides to create more room for your cat to lay down or move around.The mesh fold-out sides give great ventilation and better visibility for your pet, resulting in less anxiety and depression when long distance traveling or for routine trips to the vet.
• Note Before Purchase: This large size travel carrier bag for dogs measures 19.5"L x 12"W x 12"H (43.5"L x 32"W x 12"H when 4 mesh windows fully expanding), which fits perfectly for small dogs/puppy/dog/cats/kitten, it can even take 2 cats inside. Fits Pets up to 19"Lx11"W x 11"H. Then the max load of 20 lbs (9 kg). Please remember that preference should always be given to the size then the weight of your pet.
• Sturdy Carrier With Various Attributes: 2 large side entrances + 1 top opening, the front expansion can also be used as an entrances if you unzip it. 2 mesh storage pockets are enlarged to carry more accessoris(Vaccine documents/snacks/toys/pads/sanitary bags/wipes/treats/catnip/bowl). Besides silver reflective tapes are added on the 3 mesh windows for night recognition.This lightweight carrier is easy to clean, folds down flat to store away.
• Versatile Design: Sturdy steel frame reinforced to ensure that the pet bag keeps upright and will not be deformed or sag when carrying pets out. The removable pads are updated to 3 pieces:1 bottom main covering + 2 side mats, they can be connected together by Velcro or seperated as per you want it to be warmmer or cooler,which makes it to be breathable and comfortable.
• Safe and Easy to Carry: 5 methods of transporting,hand carry/carry by adjustable shoulder strap/put on the top of suitcase/car seat/ under the airline seat, which is perfect for long trips/car rides/airline travel/vet visit/vacation/possible airport delays/waiting for the layover/home use etc.

MASKEYON

• Expandable Pet Carrier: Mesh on 3 sides including 2 expandable sides allow for your pet to breathe easily and a full view from inside. Roll-up flap over the top mesh opening can help to reduce your pet’s anxiety and encourage rest while traveling.
• Versatile Dog Carrier: Additional luggage straps that can be attached on to suitcases makes for easy transportation, whether flying or in a vehicle. Front buckles allow for connecting to vehicle seat belts and adjustable straps ensure a secure hold when traveling in public or private vehicles.
• Security and Safety: Locking cute claw-printed zippers ensure your pet can't jump out of the pet carrier. Interior harness clip helps keep your pet secure on the road or in the air. 4 bottom studs evenly distribute weight and prevent the bag from slipping or sliding.
• Sherpa-lined Padding: 100% microfiber polyester Sherpa fiber pet bed provides comfort throughout the trip. The outer cover of the liner is easily removed for dry cleaning or hand washing. The padding can also be secured by the velcro on both sides.
• Dimension: L size Lesure Expendable Pet Carrier measures 20”x12.4”x11.4”, which fits dogs measuring up to 19”x11.5”x10.5” and under 20lbs, or cats up to 25lbs.L size can be used for daily travel, like a road trip and so on. Note: Please do not take the L size pet carrier on any airline.

LE SURE

• 【Make accurate measurements】A carrier should be about 1.5 times the size of your pet. This should give it ample room to move about without affecting the balance and ease of carriage of the kennel. L (17.7*11.8*11.8in) , XL (20*11.8*11.8in)
• 【Comfortable and Breathable】Meowant pet carrier is equipped with a removable and washable padding to support pet’s weight and keep pet’s bedding fresh. 5-sided mesh provide adequate breathability and visibility in all conditions,allows your pet to watch the world outside.
• 【Travel-friendly and Portable】 Featuring a soft-wire frame and fiberglass support rods that can be pushed down to conform to most under-seat airline requirements without compromising your pet's safety or comfort. Carrying handles, adjustable shoulder strap and trolley pocket makes it easier to carry hands-free.
• 【Strong and Durable】Made from rubberized mesh and military-grade Oxford body with fiberglass support rods, heavy-duty zippers,padded floors, this airline-approved dog carrier is stury enough to keep furry friend secure.
• 【Expandable Cat Carrier】With three expandable compartments, this cat carrier provides additional space on all sides so the pet can stand up and turn around without crouching and contortion.
• 【Easy to Clean】The soft fleece padding is machine-washable (but you need to take out the inner board first), which allow you clean it regularly without any hassle.

Meowant

• 2 Sides Expandable Pet Carrier: This Bag can 2 Sides Expandable , give more space for your pet to lie down or active. Multi-faceted mesh design, give great ventilation and better visibility for pet, reduce it anxiety .
• Sturdy Carry Bag : The carrier is made of Oxford cloth material, anti-scratch and bite resistance, not easy to deform. 2 large side entrances and 1 top opening, easy to put the pet in and out.
• Easy to carry: Detachable and adjustable shoulder strap and top handle, you can carry it at will, or slide over the luggage handle, or fix it in the car with a seat belt. Which is perfect for long trips/visit vet /vacation/home use etc.
• Size: 17.5"L x 12"W x 12"H (17.5"L x 32"W x 12"H, after 2 sides extend). The maximum load is 20 lbs (9 kg). Suitable for pets up to 16 inches long x 11 inches high x 11 inches high.Please perference should be thinking the size and weight of your pet.
• Easy to clean: For the pad, it is removable and machine washable. For cat carrier, the inner and outer layers can be easily clean by simply opening the zipper.

YAXSHIMU

• Please measure your pet before purchasing： 19.5"L x 12"W x 12"H（43.5"L x 32"W x 12"H after the 4 expandable soft sided).Max load of 20 lbs (9 kg). Fits Pets up to 19"Lx11"H x 11"H.
• Easy to clean:for the cozy mat,it is detachable and machine-washed.For the pet carrier, just unzip it and easy to clean the inner and outer layers.
• Pet-friendly design: We increased the top ventilated opening, which make it more convinient to put your cat dog in or out without getting hurt.To increase the stability of the carrier, we added steel strand into the frame. no defrmation and no sag。In addition to the topping way, it has 2 side entrances,easy to access.
• Multifunctional Carrier: 2 front pockets + 1 sided mesh pocket,will help you to organize small accessies,Pet food,pet toy,container of treats,snacks,calming collars,Pads etc.4 way expansions providing more room for your pets to move around. The mesh extensions give your cat dog a better vision and airflow.
• Easy to carry: The detachable and adjustable shoulder strap and top handles for either way you'd like to carry them,or slide over luggage handle, or secure it in the car with seatbelt.

MASKEYON

• Pet carrier for cat that’s expandable and multifunctional for a comfortable and enjoyable ride
• A 2-way expandable dog carrier airline approved that provides more space for your pet to relax
• Compact and foldable dog travel carrier suitable for cats, puppies, rabbits, and other small pets
• Pet travel carrier can be carried on the shoulder, in hand, or used as a luggage carry-on or kennel
• Durable Cat carrier bag equipped with a comfortable double-sided, waterproof and microfiber pad

Ourside

• 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.
• Easy to carry：The detachable and adjustable shoulder strap and top handles for either way you'd like to carry them. Slide over luggage handle or secure it in the car with seatbelt. A GREAT GIFT FOR PETS IN SMALL SIZE.
• Aircraft approval: Our Cat Dog Travel Carrier compliance with airline standard size, fit under the front cabin seat of most airline carriers. Pet travel bags are often needed, such as shopping, pet grooming, medical treatment, travel and daily activities. In addition, also is a great gift for pet lovers on birthdays, Christmas and other holidays.

TDHDIKE

• UNIQUE 4 SIDES EXPANDABLE PET CARRIER - Siivton airline approved pet carrier with 4-sided expandable mesh windows (not like other carriers with 2 sides expansion only). It can provide pets with large moving space, better vision, comfort, safety and reduce confinement anxiety when traveling by plane or car or for routine trips to the vet.
• EXTRA LARGE CAT DOG CARRIER BAG - The pet carrier measures 20"x12.4"x11.4" and also was 41"x32.4"x12.4" after total expanding the 4 mesh windows. It fits pets up to 19.5"Lx12"W x12"H and max load of 20 lbs (9 kg). Please measure your pet before purchase.
• DURABLE SOFT SIDED CAT CARRIER The Siivton pet travel carrier is designed with Oxford frame, soft fur cushion with bulit-in high-density PP bottom plate and EPE, which can keep it upright, strong, and make your pet comfortable and safe.
• AIRLINE APPROVED & EASY TO CLEAN Siivton dog travel carrier meets airline standard sizes and fits most airlines front cabin seats. Carry the pet carrier bag on airplane, car, by hand, shoulder or place atop your suitcase. The pad made of suede and polyester, washable and easy to clean.
• NOTE: Pull the zipper slowly for the first installation after receiving the goods, which will help the product to be used for a long time

Siivton

• Comfortable space: Pet lovers are most concerned about the comfort of pets, so the design of three aspects of expansion. Cat carrier size (18in-11in-11in). Expanded size (18in-27in-11in). Maximum Load-bearing (20 LBS), Double The Space.Pet Travel Carriers are equipped with Oxford and high density EVA panels to provide protection and keep your pet upright, strong and safe.Airline Approved Pet Carrier.
• Air circulation: A large area of the cat cage adopts reinforced breathable mesh to ensure air circulation in the cat cage. Double door design, in addition to a conventional exit, also equipped with a panoramic skylight exit.Your pet will be able to observe the surroundings while enjoying the good air.
• Portable: Cat carrier according to various outdoor scenes, design of multiple carrying modes, portable or single shoulder, put on the trunk, or the car. Built-in self-locking zipper prevents pets from escaping.
• Sturdy frame: Our cat carrier, built in fiber rod holder, breathable mesh built in elastic cartilage. It makes the frame very strong and doesn't collapse, and there's a floor. The cat bag will not deform if carried or carried on one shoulder.
• Pet House: It is not only a cat carrier, but also a home for pets. When we are at home, we can put it in the pet's nest, and when we are out, the cat carrier can provide enough security for our pet.

CDC-GLENF