19 DIY Alien Costume Ideas for Halloween 2023

DIY Alien Abduction Costume

diy alien costume that looks like child is being beamed up by an alien spacecraft

theunpluggedfamily / Instagram2

DIY Alien Makeup

woman in diy alien costume with blue skin, matching blue plush coat, 60s style blond shoulder length hair with flipped ends

lambada//Getty Images

Not all aliens are green with big eyes you know. Go simple with a monotone makeup look that matches your outfit, along with a cute hairdo that says "posh alien about town." Or, scope out diy alien makeup tutorials for more intricate looks.

SHOP BLUE FACE PAINT

DIY Toddler Alien Costume

child wearing alien costume including green dress and headband with eyeballs atop silver pipe cleaner antennae

The Gray Ruby Diaries

This super-simple costume will keep your little one comfortable all Halloween night (and, of course, it will work for an adult too). Just pair a comfy dress or green T-shirt and pants with a DIY alien headband for a low-stress look.

Get the tutorial at The Gray Ruby Diaries.

Advertisement - Continue Reading Below

Green Alien Glasses & Martian Headband Set

Now 23% Off

If you want, skip the DIY and buy your alien antennae. Get two looks for the price of one with this set of Martian accessories. Pair with an all-green or all-black look—or hit the vintage stores in search of a '60s Mod silver dress!

DIY Alien Costume with Lots of Eyeballs

7 Layer Studio

How cute are these little aliens? Lots of styrofoam eyeballs, metallic glitter foam sheets, and capes make up these colorful and easy DIY costumes.

Get the tutorial at 7 Layer Studio.

SHOP GLITTER FOAM SHEETS

Green Alien Wig

Now 57% Off

Whatever otherworldly outfit you choose for your DIY alien look, some gorgeous Martian tresses will pull it all together.

Advertisement - Continue Reading Below

DIY Alien in Spaceship Costume

Chica Circle

Everybody loves a flying saucer! An inner tube, decorated with green tape and outfitted with matching suspenders, is the finishing touch to create a spaceship for this cute alien Halloween costume.

Courtesy of the former Chica Circle blog.

SHOP GREEN TAPE

DIY Ripley from "Aliens" Iron-On Patches

If you're teaming up with your better half on a best friends costume or couples costume, here's an idea: One of you can be an actual alien and one of you can be Ripley from the Alien movie franchise. Just iron these embroidered patches onto a comfy jumpsuit and you'll look like an official crew member of the USS Sulaco (that's the ship in the second movie, Aliens).

DIY Toy Story Alien Costume

Hazel Stewart

Crafting foam and felt turn a basic blue dress into this amazing Toy Story-inspired alien costume. And don't forget the green face paint!

Get the tutorial at Hazel Stewart Art.

Advertisement - Continue Reading Below

Funny Alien T-Shirt

If you don't have the crafting gene, take part in the festivities with this humorous tee.

DIY Cardboard Spaceship Costume

Zygote Brown Designs12

DIY Space Cadet Costume

Jennifer Ann

A metallic skirt, top, and funky hairdo are all you need to create this sparkly space cadet Halloween costume. Eye-catching glitter makeup is the finishing touch.

Get the tutorial at From Jennifer Ann.

SHOP GLITTER MAKEUP

Advertisement - Continue Reading Below

DIY Alien Headband

Ladyland

Sometimes two eyeballs are just not enough. This super-creative headband uses pipe cleaners as the foundation of an alien costume for any age, from toddler to adult.

Get the tutorial at Ladyland.

SHOP GREEN PIPE CLEANERS

Adult Alien Costume

Now 40% Off

This easy costume is the answer for last-minute Halloween party invites. Zip yourself up, and you're an alien!

DIY Futuristic Alien Family Costume

Tell Love and Party

If little green aliens aren't your thing, this futuristic family from outer space is an awesome alternative for your whole crew. Rock the look with thrifted finds and a whole lot of spray paint.

Get the tutorial at Tell Love and Party.

SHOP METALLIC SPRAY PAINT

Advertisement - Continue Reading Below

DIY Super Martian Robot Girl Costume

Tried & True by Trista

Alien Body Suit Costume

Simplify your costume by going with this easy one-piece alternative. Bonus: People won't know it's you at first!

UFO and Alien DIY Couples Costume

Aww Sam

Turn Halloween into a truly out-of-this-world date night with this inventive and adorable couple's costume.

Get the tutorial at Aww Sam.

SHOP SILVER LEOTARDS

Advertisement - Continue Reading Below

DIY Family Space Costume

Studio DIY

Take your little one out trick-or-treating in intergalactic style, with this fun costume idea for the whole family.

Get the tutorial at Studio DIY.

Arricca Elin SanSone has written about health and lifestyle topics for Prevention, Country Living, Woman's Day, and more. She’s passionate about gardening, baking, reading, and spending time with the people and dogs she loves.

Emma Dibdin is a freelance writer based in Los Angeles who writes about culture, mental health, and true crime. She loves owls, hates cilantro, and can find the queer subtext in literally anything.

Advertisement - Continue Reading Below

ncG1vNJzZmivp6x7pLvUp6ursZyew6q6xmeaqKVfmba6ecKrmJ%2Bso2S0c4STcm1wcWBksarFjJqjop2eYrCwv9OupJ5n