Ten Adorable Affordable Infant Onesie Halloween Costumes Under $25

Onesies are handy apparel for infants every day, so it's no surprise that they make perfect Halloween costumes for your little trick-or-treater. Affordable onesies for baby's first Halloween! Prices vary per size in some of the costume onesie outfits in this collection.

1 Totally Adorable Baby Bear Jumpsuit Halloween Onesie

Found on Amazon
Your baby will be as soft as a plush teddy bear in this fuzzy cute animal onesie this Halloween!

2 Funny Convict with Tattoos Baby Halloween Onesie

Found on Amazon
This is a funny Halloween costume idea for your little one! The convict striped onesie includes sheer "tattoo" sleeves the make your baby look bad to the bone!

3 Cute Piggie Infant Baby Onesie Halloween Suit

Found on Amazon
This satin polyester pig suit for babies is so darling! Complete with piggie feet and eared, snouted hood.

4 Baby Lion Halloween Costume Onesie for Infants

Found on Amazon
This plush onesie is perfect with big lion feet and massive lion mane. Includes little mouse rattle to keep the thorns out of your little lion's feet.

5 Baby Pink Monster One-Piece Halloween Outfit

Found on Amazon
This cute costume is perfect for your own little monster! This plush pink onesie comes with fuzzy feet and monster head with horns attached.

6 Black and White Cow Baby Onesie Halloween Jumpsuit

Found on Amazon
This is an adorable costume for your baby this Halloween. The cow costume includes tail, floppy ears, and small plush horns.

7 Teenage Mutant Ninja Turtle 0-6 Month Onesie

Found on Amazon
This officially licensed TMNT costume comes in a variety of colors. Under $25 for up to 6-months.

8 Baby Tiger Jumpsuit Onesie for Halloween

Found on Amazon
This full polyester one-piece suit is perfect for Halloween. The orange striped outfit is cartoonishly cute for your little tiger!

9 Affordable Hulk Superhero Infant Onesie Bodysuit

Found on Amazon
Your baby will be raging cute in this green long-sleeve Incredible Hulk bodysuit with hood.

10 Fuzzy Pink Bunny Halloween Onesie for Baby

Found on Amazon
How cute is this fuzzy bunny rabbit costume? The plush outfit includes a matching hat with long bunny ears.

List: Adult Anna, Elsa & Other Frozen Costumes

Get ready for a Frozen family Halloween with adult costumes for your older family members. Costumes for the kids are easy to find. Now, with this handy list, so are adult Frozen costumes!

Avengers Dog Costumes for Halloween

You can have your own superhero sidekick when you dress your four-legged friend as a Marvel action hero! Spend Halloween with your dressed up pooch. Here are some totally cute hero costumes for dogs inspired by the famous superheroes from Marvel's Avengers series!

More President's Day Pageant Costumes

These costumes and accessory sets can make the difference between so-so and spectacular the next time you need to dress up as an historical figure. Put the final touch on your costume as one of history's giants with an accessory kit, or pick up your complete costume kit...

Marvel Superhero Baby Onesie Bodysuits: Set of 5

This is a set of five cute onesies with adorable Marvel superhero prints. These comfortable cotton/poly blend bodysuits are perfect for everyday use -- and they can do double duty during the spooky season as easy Halloween costumes for baby!