The Best Dog Halloween Costumes You Can Buy Online in 2021

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UPS Dog Costume
Chewy

October is officially here and Halloween is just a few weeks away which means it's time to start planning your Halloween costumes -- but it requires a little extra planning for a funny dog costume! If you have dreams of turning your adorable pup into a social media star this Halloween like Jennifer Garner's dog Birdie, Jenny McCarthy's dog Lumpy or Sir Charles Barkley this Halloween, there's not a lot of time left to shop for a great costume -- some of the best dog costumes are already selling out.

Whether you and your dog are Disney movie fanatics or college football tailgating partners, we've found the perfect costume for your four-legged best friend. Below, find some of our favorite dog costumes from Chewy, ShopDisney, Tractor Supply Co., Amazon and more.

Plus, for a limited time at Chewy, take an additional 40% off Halloween products for cats and dogs (including costumes) through Oct. 17.

If you're looking for a cute costume for a large dog, a headdress in the shape of a unicorn might be the right choice for your pooch. 
$26

The Force is with this dog halloween costume.
$26

Pick up this ridiculously inexpensive hooded frog dog costume on Amazon. It's available in six sizes, starting at $4. The costume is available in banana, carrot, apple and heart themes as well.
$6

Your senior-citizen pup needs this Frisco grandma costume, available at Chewy. It comes with a front-walking outfit and bun headpiece. Find it in six sizes.
$16$11

Transform your pooch into a lion with this mane from Amazon. Golden retrievers are especially great at pulling it off.
$11

Forget barking at the mail carrier. Be the mail carrier. Fuel your furry friend's power trip with this USPS delivery driver dog costume from Chewy. This costume, available for a small dog, medium dog or big dog, comes with a shirt, cap and box.
$19 $17

If your pup has a sunny attitude worthy of Tinker Bell, this costume from shopDisney is a must. It comes with a green dress, wings and a blonde wig. Buy it in four sizes.
$17 AT SHOPDISNEY

If your pup is more of a barking-at-UPS kind of gal, pick up this costume at Chewy. It comes with a shirt, visor and package ready for delivery. It's available in four sizes.
$20$14

Your pupper can cheer for their favorite team in this Pets First cheerleader dress. Pick from a selection of colleges and sizes.
$23 AT TRACTOR SUPPLY CO.

Monarch Butterfly Costume
HalloweenCostumes.com
What a metamorphosis! Your dog turns into a beautiful monarch butterfly with this costume from HalloweenCostumes.com, available in four sizes.
$20 AT HALLOWEENCOSTUMES.COM

Pascal from Tangled rides on your dog's back with this ShopDisney costume. This chameleon costume is available in four sizes.
$17 AT SHOPDISNEY

Your dog will scare all the ghouls and ghosts away in this Animal Planet Triceratops hat, available at Oriental Trading. It comes in three sizes.
$10 AT ORIENTAL TRADING

Baby Yoda just got even cuter with this knit dog costume from Amazon. It comes in small, medium and large sizes and keeps your dog's ears warm on chilly October nights.
$17 AT AMAZON

Star Wars fans won't want to miss this officially licensed R2-D2 dog costume, available at Oriental Trading. It comes in two sizes.
$21

Take your pet's Halloween costume game to new heights with this spaceship-inspired number from Chewy -- now on sale too.
$17$10

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