The Ultimate Guide to Last-Minute Kids' Costumes

Order a fabulous Peacock Dress ($68) at the last second and prepare to wow other trick-or-treaters.

Roar! Your little one will stay nice and warm while trick-or-treating in this adorable Lion Cub Costume ($20).

Shop a new Cowboy Kid Costume ($12) or look for similar pieces at thrift stores to make your little one rodeo-ready on Halloween.

You don't have to come from Nordic lineage to enjoy this unbelievably cute Viking costume ($20). The beard alone is enough to sell us on its cuteness!

They'll be the sweetest berry in the bunch in this Strawberry Costume ($19) — handmade from soft felt, it'll keep your babe comfy and cozy on Oct. 31.

It's fun to have fun, but you have to know how — and there's plenty of fun to be had this Halloween with this The Cat in the Hat Costume ($40) for toddlers!

Prepare for some serious oohs and aahs when your cutie pie goes door-to-door in a fabulous Baby Unicorn Costume ($25) that has all the right colors.

It's never too early to show a child the way of The Force in a Chewbacca Costume ($35).

Fore! Do you have aspirations for your tot to become the next PGA superstar? You can start living the dream this Halloween by dressing them up in this Baby Golfer Costume ($40) — and yes, golf clubs and bag props are included!

This Fighter Plane Costume ($18) is sure to have your kiddo soaring in no time.

A sweet Pumpkin Costume ($20) is a great option for baby's first Halloween, don't you think?

Mini animal-lovers will love this sweet Pig Costume ($22 and up). Make sure they practice their oinking beforehand!

Have your little Houdini-in-training do some tricks in style with a Magician Costume ($23, originally $40).

Don't be afraid to get in on the fun by dressing up as Jessie to complement your little Buzz Lightyear ($13 and up). We're sure Tom Hanks would approve.

Forget Jaws — this Baby Shark Costume ($23) is sweet, not scary! Good luck trying to get the tune out of your head.

Hello, adorable! Transform your mini me into the Stay Puft Baby from Ghostbusters ($17) with this sweet costume. Marshmallows not included.

Your kiddo can certainly save the day while donning this iconic The Flash Halloween Costume ($20, originally $38)!

Hoot, hoot — who's in that Owl Costume ($36, originally $45)?! We love the details in this get-up that's bound to keep your little one cozy all night long.

This Oktoberfest Costume ($23) is perfect for any little one who wants to embrace their German roots.

You know what they say, go big or go home. And we have a feeling an Inflatable Minion Costume ($41) will hammer that point home.

Your little princess will twirl her way through trick-or-treating in this Snow White Costume ($28).

We have a sneaking suspicion the Mad Hatter will do a double take when your child's sporting this Alice in Wonderland Costume ($6 and up).

A comfy Unicorn Onesie ($18) means they'll stay snug and warm while counting all their candy!

A full-on Harry Potter Costume ($49, originally $70) will have people asking which way Hogwarts is all night long.

A matching Tweedledum or Tweedledee Costume ($40) is sure to be the talk of the neighborhood!

Is there a cuter combo than Milk and Cookies Costume ($35)? We think not. Talk about a memorable get-up!

Any child obsessed with Toy Story will be psyched to collect candy in a realistic Jessie Halloween Costume ($18, originally $30)!

With Frozen 2 hitting theaters, we have a hunch your mini me is going to be begging for an over-the-top Elsa Costume ($23) this year.

They'll certainly never grow up dressed in this Peter Pan Costume ($39). Now which way is it to Neverland again?

Babies will look so cute dressed up in this Monsters University Costume ($30), which includes a jumpsuit, detachable tail, headpiece, and pair of booties.

A Teenage Mutant Ninja Turtle Leonardo Costume ($20) will be a surefire hit with your kid.

Go the spooky route with a classic Grim Reaper Costume ($20, originally $30) that will be at your door ASAP.

Who doesn't love superheroes? This sleek Spider-Man Costume ($42) will ensure your kid has some serious spidey senses.

Hot stuff! They'll stay warm, cozy, and oh so cute in this little Chili Pepper Bunting ($25).

This creative Pea in the Pod Costume ($24) will ensure your baby stays toasty on their Halloween adventure!

Ha! This Baby Carrot Costume ($30) is just the sweetest. We're loving the leaf detail on the top!

Dress your baby as one of the cutest critters in a Chipmunk Costume ($35) that just screams, "Pinch my cheeks!"