Adult Costumes

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Costumes aren't just for kids! Our adult costumes will have grown-ups getting excited for Halloween. We have a selection of the best Halloween costumes for men and women of all styles and sizes. Browse through to find plus size costumes, funny adult costumes, and even sexy costumes. Or pair up with your significant other and choose a stunning couples costume look that'll be sure to win any costume contest!

1 - 60 of 292

Flintstones Plus Size Adult Fred Flintstone Costume

Exclusive

Men's Plus Size The Flintstones Fred Flintstone Costume

$68.99-$75.99

Made By Us Exclusive

Women's Gorgeous Girl Costume

$68.99

Sale - 17% Exclusive

Disney Little Mermaid Women's Ursula Prestige Costume

$165.99$137.99-$165.99*

Clearance Exclusive

Men's Boba Fett Costume

$96.99$20.99-$34.99

Sale - 25% Exclusive

Adult Obi-Wan Costume

$82.99$61.99-$68.99

Wonder Woman Plus Size Long-Sleeved Dress upd

Sale - 17% Exclusive

Plus Size Wonder Woman Long Sleeve Women's Dress Costume

$82.99$68.99

Women's Little Mermaid Ursula Prestige Costume

Exclusive

Plus Size Little Mermaid Ursula Prestige Costume for Women

$178.99

Made By Us Exclusive

Adult Dodgeball Purple Cobra Costume

$82.99

Made By Us Exclusive

A League of Their Own Coach Jimmy Costume

$75.99

Made By Us Exclusive

Adult's Fairytale Tink Costume

$82.99

Barbie Movie Adult Barbie Cowgirl Costume

Women's Barbie Movie Barbie Cowgirl Costume

$68.99

Exclusive

Plus Size Classic Flintstones Wilma Costume for Women

$55.99

Sale - 15% Made By Us

Kill Bill Beatrix Kiddo Motorcycle Suit Costume

$89.99$75.99-$89.99*

Sale - 29% Exclusive

Women's Classic Scooby Doo Velma Costume

$48.99$34.99-$41.99

Sale - 17%

Sexy Princess Leia Slave Costume

$82.99$68.99-$123.99*

Sale - 8%

Adult Princess Leia Hooded Costume

$82.99$75.99-$82.99*

Made By Us Exclusive

Alien Adult Premium Xenomorph Costume

$137.99

Made By Us Exclusive

Women's Kill Bill Gogo Yubari Costume

$75.99

Plus Size Macho Man Randy Savage Costume

Made By Us Exclusive

Plus Size Macho Man Randy Savage Men's Costume

$110.99

Plus Size Premium Fairy Godmother Costume-2

Sale - 10% Made By Us

Plus Size Premium Fairy Godmother Costume for Women

$137.99$123.99-$137.99*

Made By Us Exclusive

Adult Care Bears Friend Bear Costume

$68.99

Jack Skellington Prestige Men's Costume

$144.99

Made By Us Exclusive

Men's Ace Ventura Costume with Wig

$82.99

Made By Us Exclusive

Authentic Captain Jack Sparrow Adult Costume

$206.99-$254.99

Sale - 25%

Women's Roller Blade Barbie Costume

$55.99$41.99-$55.99*

Exclusive

Freddy Krueger Dress Costume

$48.99-$68.99

Made By Us Exclusive

The Magic School Bus Miss Frizzle Plus Size Costume

$68.99

Clearance Exclusive

Naruto Shippuden Women's Sakura Haruno Costume

$75.99$27.99

Sale - 25% Exclusive

Plus Size Men's Willy Wonka Costume

$82.99$61.99

Adult Oogie Boogie Prestige Costume

$178.99

Dark Knight Adult Bane Costume

$275.99

Plus Size Adult Hocus Pocus Billy Butcherson Costume-0

Sale - 18% Made By Us

Plus Size Hocus Pocus Billy Butcherson Men's Costume

$151.99$123.99-$151.99*

Adult Zelda Deluxe Costume

$75.99

Plus Size Women's Deluxe Cruella De Vil Costume-2-1

Sale - 26% Made By Us

Plus Size Cruella De Vil Women's Deluxe Coat Costume

$130.99$96.99-$110.99

Care Bears Adult Plus Size Classic Cheer Bear Costume

Made By Us Exclusive

Plus Size Care Bears Adult Classic Cheer Bear Costume

$82.99

Made By Us Exclusive

Plus Size Rainbow Brite Costume for Women

$82.99

Sale - 15% Made By Us

Plus Size ALF Costume

$178.99$151.99-$178.99*

Adult Spider-Gwen Costume

$82.99

The Incredibles Plus Size Deluxe Mr. Incredible Co

Made By Us Exclusive

Plus Size Disney Incredibles Deluxe Mr. Incredible Costume

$123.99-$151.99

Sale - 11% Exclusive

Women's Deluxe Harry Potter Luna Lovegood Costume

$123.99$110.99-$123.99*

Plus Size Legendary Bigfoot Costume

$151.99

Sale - 14% Made By Us

Plus Size Nacho Libre Costume for Men

$96.99$82.99-$96.99*

Made By Us Exclusive

Plus Size Disney Premium Cinderella Costume for Women

$220.99

Adult Plus Size Classic Maleficent Costume-2

Made By Us Exclusive

Plus Size Classic Maleficent Costume for Women

$110.99

Made By Us Exclusive

Plus Size Classic Rag Doll Costume

$68.99

Made By Us Exclusive

Plus Size Women's Push it Pop Star

$96.99

Power Rangers Women's Yellow Ranger Costume

$68.99

Sale - 38%

Women's My Melody Cosplay Hoodie

$55.99$34.99

Made By Us Exclusive

Dark Northern King Costume

$123.99

Frozen Adult Elsa Prestige Costume

$137.99

Plus Size League of Their Own Dottie Costume-update2

Sale - 14% Made By Us

Plus Size Women's League of Their Own Dottie Costume

$96.99$82.99-$96.99*

Adult Link Prestige Costume

$123.99

Women's Sexy Euphoric Cheerleader TV Character Costume

$82.99

Made By Us Exclusive

Plus Size Princess and the Frog Tiana Deluxe Costume

$275.99

Plus Size Hocus Pocus Winifred Sanderson Costume-0

Made By Us Exclusive

Plus Size Hocus Pocus Winifred Sanderson Women's Costume

$220.99

Womens Disney Snow White Plus Size Evil Queen Costume-0

Made By Us Exclusive

Plus Size Disney Snow White Evil Queen Costume for Women

$123.99-$247.99

Made By Us Exclusive

Adult Plus Size Care Bears Classic Grumpy Bear Costume

$82.99

Made By Us Exclusive

Women's Plus Size Authentic Disney Queen of Hearts Costume

$247.99

Made By Us Exclusive

Plus Size Disney Deluxe Mickey Mouse Costume for Adults

$89.99

Made By Us Exclusive

Plus Size Tangled Mother Gothel Women's Costume

$96.99

Can't decide what you want to be for Halloween? HalloweenCostumes.com has a huge variety of the best Halloween costumes for adults for you to choose from. Ranging in styles from our sexy Princess Leia slave costume to our men's deluxe Darth Vader as well as brand new adult costumes for 2022. We have unique and exclusive adult costumes at the best prices on the web. You'll find our adult costume selection to be a comprehensive list of classic looks combined with the latest trends. Whether scary, funny, or even sexy, we have adult costumes for everyone's style and taste. Celebrate the holiday with an iconic and fashionable adult costume idea and throw your own timeless masquerade party this season.