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Unicorn Halloween Costumes for Kids, Adults & Toddlers
(28 items)Girl’s Unicorn Vest & Hat Costume Set
Girl’s Unicorn Vest & Hat Costume Set
1 Set(s)
#13815952
Clearance
Price
$9.97
55% OFF
Plush Horse Tails - 6 Pc.
Plush Horse Tails - 6 Pc.
6 Piece(s)
#13980754
Clearance
Price
$11.87
58% OFF
Adult Inflatable 4-Legged Unicorn Costume
Adult Inflatable 4-Legged Unicorn Costume
1 Piece(s)
#SH21073
On
Sale
$52.98
40% OFF
Kids Unicorn Hooded Onesie Costume
Kids Unicorn Hooded Onesie Costume
1 Piece(s)
#14593135
Starting at
$39.99
Adults Unicorn Hooded Onesie Costume
Adults Unicorn Hooded Onesie Costume
1 Piece(s)
#14593155
Starting at
$39.99
Adults Inflatable Pink Unicorn
Adults Inflatable Pink Unicorn
1 Piece(s)
#SH21068
Clearance
Price
$55.77
40% OFF
Toddler Build A Bear Craze Unicorn Costume
Toddler Build A Bear Craze Unicorn Costume
1 Piece(s)
#14108897
Starting at
$25.98
Toddler Magical Unicorn Costume
Toddler Magical Unicorn Costume
1 Piece(s)
#14290825
Starting at
$29.78
Girl's Tokidoki Stellina Costume
Girl's Tokidoki Stellina Costume
1 Piece(s)
#13826915
Starting at
$32.97
Girl's Tokidoki Sirena Mermicorno Costume
Girl's Tokidoki Sirena Mermicorno Costume
1 Piece(s)
#13826916
Starting at
$32.97
Girl's Classic Afro Unicorn® Dress Costume
Girl's Classic Afro Unicorn® Dress Costume
2 Piece(s)
#14469561
Starting at
$17.98
Girl's Deluxe Afro Unicorn® Jumpsuit Costume
Girl's Deluxe Afro Unicorn® Jumpsuit Costume
1 Piece(s)
#14469562
Starting at
$49.99
Women's Plus Size Enchanted Unicorn Costume
Women's Plus Size Enchanted Unicorn Costume
1 Piece(s)
#14305101
Starting at
$104.99
Kids Rainbow Unicorn Costume
Kids Rainbow Unicorn Costume
1 Piece(s)
#14107932
Starting at
$23.98
Fortnite Pool Party Back Bling
Fortnite Pool Party Back Bling
1 Piece(s)
#FW91577
Clearance
Price
$8.37
53% OFF
Unicorn Selfie Character Kit
Unicorn Selfie Character Kit
1 Piece(s)
#FW90324U
Clearance
Price
$3.77
50% OFF
Unicorn Head Costume Accessory - Realistic White and Pink Animal Unicorn Horse Head for All Ages
Unicorn Head Costume Accessory - Realistic White and Pink Animal Unicorn Horse Head for All Ages
1 Piece(s)
#14262719
$13.99
Sold and Shipped by Prop Boutique Corporation
Baby Girl's Unicorn Bib & Hat Set
Baby Girl's Unicorn Bib & Hat Set
1 Piece(s)
#13815422
Clearance
Price
$9.47
37% OFF
Unicorn Wig & Tail Costume Kit
Unicorn Wig & Tail Costume Kit
1 Piece(s)
#UA2672
On
Sale
$32.98
45% OFF
Toddler Rainbow Unicorn Costume
Toddler Rainbow Unicorn Costume
1 Piece(s)
#FW116651SM
On
Sale
$30.98
23% OFF
Adults Unicorn Head Mask with Hooves
Adults Unicorn Head Mask with Hooves
1 Piece(s)
#GC5044
Clearance
Price
$8.97
74% OFF
Magical Unicorn Costume Ideas for Everyone
Discover our enchanting collection of unicorn costumes perfect for Halloween celebrations and magical dress-up occasions. Our selection includes adorable toddler unicorn costumes that feature soft, comfortable materials and vibrant rainbow colors that little ones will love. For older children, we offer kids unicorn costumes with magical details like shimmering horns, flowing tails, and sparkling accessories that create a truly fantastical look. Adult unicorn costume options range from whimsical onesies and hooded outfits to elegant dresses and inflatable designs that make a dramatic statement. Complete your magical transformation with unicorn costume accessories including horns, wigs, tails, and hooves that add the perfect finishing touches. Whether you're looking for a simple unicorn halloween costume or an elaborate ensemble, we have options for every age and style preference.