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Women's Halloween Costumes Under $20 - Sexy & Affordable Options

(131 items)
Adults Scary Crow Poncho
Adults Scary Crow Poncho
1 Piece(s) #FW90437C
On
Sale
$10.98
57% OFF
 
 
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Adults Jack-O'-Lantern Pumpkin Polyester Pullover Costume with Hat
Adults Jack-O'-Lantern Pumpkin Polyester Pullover Costume with Hat
1 Set(s) #HAU007OSOR
$16.99
(144)
 
 
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Adults Classic Scarecrow Costume Kit
Adults Classic Scarecrow Costume Kit
2 Piece(s) #SEW13209
On
Sale
$12.08
51% OFF
(3)
 
 
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Adults Pigeon Hat Headpiece Costume with Sticker - One Size
Adults Pigeon Hat Headpiece Costume with Sticker - One Size
1 Piece(s) #GC30087
On
Sale
$17.88
33% OFF
 
 
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Adults Tie-Dye Hippie Poncho
Adults Tie-Dye Hippie Poncho
1 Piece(s) #FW90421
On
Sale
$12.58
35% OFF
 
 
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Adults Flower Power Hippie Costume
Adults Flower Power Hippie Costume
1 Piece(s) #14363008
Starting at
$15.98
 
 
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Adults Spiderweb Glitter & Black Polyester Poncho - One Size
Adults Spiderweb Glitter & Black Polyester Poncho - One Size
Each #14523092
Starting at
$11.58
 
 
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Adults Jack-O-Lantern Pumpking Poncho
Adults Jack-O-Lantern Pumpking Poncho
1 Piece(s) #FW90709J
$12.99
(2)
 
 
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Women's 80s Workout Costume
Women's 80s Workout Costume
1 Piece(s) #14353536
Starting at
$18.98
 
 
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Women's Weird Science Costume
Women's Weird Science Costume
1 Piece(s) #14108416
Starting at
$12.88
 
 
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Women's Lady Lionheart Costume
Women's Lady Lionheart Costume
1 Piece(s) #14108403
Starting at
$17.28
 
 
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Women's Swinging Sixties Multi Costume
Women's Swinging Sixties Multi Costume
1 Piece(s) #14353537
Starting at
$17.48
 
 
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Women's Totally 80's Dress
Women's Totally 80's Dress
1 Piece(s) #14305241
Starting at
$13.78
 
 
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Adults Red Velour Devil Poncho Costume - One Size
Adults Red Velour Devil Poncho Costume - One Size
1 Piece(s) #FW95948
On
Sale
$17.98
40% OFF
 
 
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Women's Plus Size Pumpkin Jersey Dress Costume
Women's Plus Size Pumpkin Jersey Dress Costume
1 Piece(s) #14108656
Starting at
$18.38
 
 
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Women’s Supergirl™ Shirt Costume with Cape
Women’s Supergirl™ Shirt Costume with Cape
1 Piece(s) #14298375
Starting at
$10.77
 
 
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Women's Miss Divine Red Costume
Women's Miss Divine Red Costume
1 Piece(s) #14108676
Starting at
$19.87
 
 
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Women's Black Long Sequin Dress
Women's Black Long Sequin Dress
1 Piece(s) #14305178
Starting at
$17.77
 
 
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Women’s Roman Goddess Costume
Women’s Roman Goddess Costume
1 Piece(s) #14290647
Starting at
$15.07
(2)
 
 
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Adults Black Witch Cape & Hat Costume Set OS
Adults Black Witch Cape & Hat Costume Set OS
2 Piece(s) #UR30748OS
$15.49
 
 
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Poncho Unicorn Character
Poncho Unicorn Character
1 Piece(s) #FW90422U
On
Sale
$16.38
61% OFF
 
 
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Women's Sexy Bat Costume
Women's Sexy Bat Costume
1 Piece(s) #14108438
Starting at
$18.87
 
 
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Adults Spotted Sweetie Dalmatian Instant Kit
Adults Spotted Sweetie Dalmatian Instant Kit
1 Piece(s) #FW90688S
On
Sale
$10.98
24% OFF
 
 
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Women's Day of the Dead Poncho Costume
Women's Day of the Dead Poncho Costume
1 Piece(s) #FW90355D
On
Sale
$12.68
42% OFF
(6)
 
 
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Women’s Goth Maiden Costume
Women’s Goth Maiden Costume
1 Set(s) #HAF157
Starting at
$17.57
 
 
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Adults QUIK CHANGE™ Dr. Seuss™ Horton Hears a Who!™ Book Cover Costume - One Size
Adults QUIK CHANGE™ Dr. Seuss™ Horton Hears a Who!™ Book Cover Costume - One Size
1 Piece(s) #ISD102854HE
On
Sale
$12.18
49% OFF
 
 
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Women’s Black & White Jailhouse Honey Costume - up to Size 14
Women’s Black & White Jailhouse Honey Costume - up to Size 14
1 Piece(s) #FW110174
$17.99
 
 
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Adult Diva Dalmatian Instant Kit
Adult Diva Dalmatian Instant Kit
1 Piece(s) #FW90688D
On
Sale
$12.68
31% OFF
(2)
 
 
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Adult Ghost Print Poncho
Adult Ghost Print Poncho
1 Piece(s) #FW90550G
On
Sale
$12.08
36% OFF
 
 
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Women's Voodoo Poncho
Women's Voodoo Poncho
1 Piece(s) #FW90435
On
Sale
$17.78
34% OFF
 
 
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Adults Spoon Costume
Adults Spoon Costume
1 Piece(s) #GC6583
On
Sale
$17.78
38% OFF
 
 
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Adults The Price Is Right Row Costume
Adults The Price Is Right Row Costume
1 Piece(s) #14107705
Starting at
$18.98
 
 
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Adults Quick Change™ Crayola® Neon Crayon Box Costume
Adults Quick Change™ Crayola® Neon Crayon Box Costume
1 Piece(s) #ISD107394N
$19.99
 
 
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Adults Get Real Milk Costume
Adults Get Real Milk Costume
1 Piece(s) #GC6800
On
Sale
$18.38
29% OFF
 
 
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Women's Fireball Bottle Costume
Women's Fireball Bottle Costume
2 Piece(s) #GC4254
On
Sale
$17.48
39% OFF
(2)
 
 
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Adults Fortune Cookie Costume
Adults Fortune Cookie Costume
1 Piece(s) #GCR1750
On
Sale
$19.98
52% OFF
 
 
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Instant Kit Metal Miss
Instant Kit Metal Miss
1 Piece(s) #FW90657MM
$19.49
 
 
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Women's Doctor Who Dress Dalek Costume - Small/Medium
Women's Doctor Who Dress Dalek Costume - Small/Medium
1 Set(s) #EL404830
Clearance
Price
$19.77
64% OFF
 
 
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Adults Burgundy Rhinestone Bling Pirate Costume Accessory Kit
Adults Burgundy Rhinestone Bling Pirate Costume Accessory Kit
1 Piece(s) #FW96956BG
On
Sale
$12.18
41% OFF
 
 
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Adults Squid Headpiece
Adults Squid Headpiece
1 Piece(s) #GC6708
On
Sale
$13.78
31% OFF
 
 
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Women's Where's Waldo Dress Plus Size Costume - Large/XL
Women's Where's Waldo Dress Plus Size Costume - Large/XL
1 Set(s) #EL402760
Clearance
Price
$12.97
67% OFF
(2)
 
 
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Adults QUIK CHANGE™ Dr. Seuss™ Fox in Socks™ Book Cover Costume - One Size
Adults QUIK CHANGE™ Dr. Seuss™ Fox in Socks™ Book Cover Costume - One Size
1 Piece(s) #ISD102854SE
On
Sale
$12.18
47% OFF
 
 
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Adult Molly The Demonic Dolly Costume
Adult Molly The Demonic Dolly Costume
2 Piece(s) #GC7288
Clearance
Price
$17.97
67% OFF
 
 
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Women's Bell Bottom Pants
Women's Bell Bottom Pants
1 Piece(s) #FM61660
Clearance
Price
$17.97
45% OFF
 
 
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Women's Gothic Witch Costume
Women's Gothic Witch Costume
1 Piece(s) #FW111044ML
On
Sale
$14.98
51% OFF
 
 
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Adults QUIK CHANGE™ Dr. Seuss™ Green Eggs and Ham™ Sam I Am Costume Accessory Kit - One Size
Adults QUIK CHANGE™ Dr. Seuss™ Green Eggs and Ham™ Sam I Am Costume Accessory Kit - One Size
1 Piece(s) #ISD96864
On
Sale
$17.08
44% OFF
 
 
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Adults Quik Change™ Crayola® Pastel Crayon Box Costume
Adults Quik Change™ Crayola® Pastel Crayon Box Costume
1 Piece(s) #ISD107394P
On
Sale
$16.78
23% OFF
 
 
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Women's Gangster Costume
Women's Gangster Costume
1 Piece(s) #UA83066SD
Clearance
Price
$11.57
68% OFF
 
 
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Adults Messy Horror Apron Costume Accessory
Adults Messy Horror Apron Costume Accessory
1 Piece(s) #FW96907M
On
Sale
$10.48
50% OFF
 
 
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Women's Bob's Burgers Louise Costume
Women's Bob's Burgers Louise Costume
2 Piece(s) #GC3883
Clearance
Price
$14.67
67% OFF
(3)
 
 
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Women’s Batgirl™ T-Shirt Costume with Cape
Women’s Batgirl™ T-Shirt Costume with Cape
1 Piece(s) #13769292
Starting at
$12.57
(2)
 
 
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Women's Sriracha Hot Costume
Women's Sriracha Hot Costume
1 Piece(s) #GC4626
On
Sale
$17.98
70% OFF
 
 
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Women's Boneyard Costume
Women's Boneyard Costume
1 Piece(s) #14108397
Starting at
$11.97
 
 
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Women's Mother Superior Costume
Women's Mother Superior Costume
1 Piece(s) #14108799
Starting at
$13.78
 
 
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Women's Skeleton Hipster Costume
Women's Skeleton Hipster Costume
1 Piece(s) #14108727
Starting at
$18.57
 
 
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Women's Twizzlers® Candy Dress Costume
Women's Twizzlers® Candy Dress Costume
1 Piece(s) #14108748
Starting at
$17.77
 
 
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Women's 70's Flower Bell Bottom Pants
Women's 70's Flower Bell Bottom Pants
1 Piece(s) #14305221
Starting at
$16.08
 
 
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Women’s Pink & Black Monster Mom Polyester Dress Costume
Women’s Pink & Black Monster Mom Polyester Dress Costume
1 Piece(s) #14472847
Starting at
$18.68
 
 
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Women's Card Queen Costume
Women's Card Queen Costume
1 Piece(s) #14108502
Starting at
$18.57
 
 
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Women’s Rhinestone Tank Dress Stormtrooper Costume
Women’s Rhinestone Tank Dress Stormtrooper Costume
1 Piece(s) #13792128
Starting at
$15.27
 
 
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Women's Jersey Spiderweb Dress Costume
Women's Jersey Spiderweb Dress Costume
1 Piece(s) #14108732
Starting at
$14.77
 
 
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Women's Black Minx Costume
Women's Black Minx Costume
1 Piece(s) #14108483
Starting at
$13.68
 
 
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Women's Tie Dye Mini Dress Costume
Women's Tie Dye Mini Dress Costume
1 Piece(s) #14305202
Starting at
$12.27
 
 
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Women's Swinging Flapper Costume
Women's Swinging Flapper Costume
1 Piece(s) #14108556
Starting at
$12.98
 
 
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Plus Size & TV-Inspired Costume Ideas

Discover budget-friendly Halloween costumes that deliver both style and value. Our curated collection features sexy adult costumes, flattering plus size options, and popular TV character looks - all under $20. From sleek superhero outfits to playful animal themes, these affordable costumes come complete with essential accessories for instant Halloween party readiness. Explore DIY costume combinations using our mix-and-match pieces, or choose ready-to-wear ensembles for last-minute convenience. With sizes ranging from S-3XL and trending designs like Gothic romance and comic book heroes, you'll find the perfect balance of quality and affordability. Complete your look with our value-priced costume accessories to create a head-turning ensemble without breaking your budget.