Skip to main content
Close Search
Clear Search Input
search button Go to account Go to wishlist Go to cart

Plus Size Prom Dresses

Showcasing a bespoke approach to size and fit, find your custom cut in the curation of plus size prom dresses. Informed by 2025’s leading trends, the plus size prom dresses of this edit appear in a series of luxury textiles to ensure your picks will last beyond the celebrations. Find your signature piece from scintillating satin, languid silk, elegant linen, flowing chiffon, and cascading organza materials. You’ll also find sculpting versions that are crafted from contouring textiles, including knitted jersey, structured crêpe, woven jacquard, and the four-way support of our revered Compact Stretch. Alongside the timeless reverence of our black plus size prom dresses, this edit boasts a color palette that will steal the spotlight — with soft pastel tones, refined neutrals, bold brights, and plenty of jewel hues to choose from. With a myriad of fits, the column bandeau cut is contrasted with sleeves for the plus size dresses for prom edit.
Read More
35 products

Filters

Size Open or Close section Open or Close section
Colour Open or Close section Open or Close section
Gender Open or Close section Open or Close section
Length Open or Close section Open or Close section
Occasion Open or Close section Open or Close section
Price Open or Close section Open or Close section
Shop by Fit Open or Close section Open or Close section
Sleeve length Open or Close section Open or Close section
Style Open or Close section Open or Close section
Search for style
  • No results found
Sort:   Relevance
Open or Close section
  • Price: Low-high
  • Price: High-Low
  • Sort: Relevance
  • Sort: Best Sellers
  • Sort: Newness
favourite
Plus Size Foil Metallic Figure Form Bandage Angel Sleeve Knit Maxi Dress
Tall
Plus
View
KarenMillen

Plus Size Foil Metallic Figure Form Bandage Angel Sleeve Knit Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
$299.00
silver color hot-pink color
favourite
Plus Size Premium Crystal Embellished Midi Dress
Plus
View
KarenMillen

Plus Size Premium Crystal Embellished Midi Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
$459.00
favourite
Plus Size Placed Floral Embroidered Mesh Woven Belted Maxi Dress
Plus
View
KarenMillen

Plus Size Placed Floral Embroidered Mesh Woven Belted Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$579.00
favourite
Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress
Plus
View
KarenMillen

Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress

  • Length: Maxi
  • SleeveLength: Long Sleeve
  • Style: Maxi Dress
$719.00
favourite
Plus Size Crystal Embellished Organdie Balloon Sleeve Midi Dress
Plus
View
KarenMillen

Plus Size Crystal Embellished Organdie Balloon Sleeve Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
$699.00
favourite
Plus Size Foil Metallic Figure Form Bandage Strappy Knit Maxi Dress
Tall
Plus
View
KarenMillen

Plus Size Foil Metallic Figure Form Bandage Strappy Knit Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
$299.00
blush color pale-blue color
favourite
Plus Size Figure Form Bandage Knit Asymmetric Strap Midi Dress
Plus
View
KarenMillen

Plus Size Figure Form Bandage Knit Asymmetric Strap Midi Dress

  • Length: Midi
  • SleeveLength: Strappy
  • Style: Knitted Dress
$79.00 $259.00
neutral color black color
favourite
Plus Size Marble Soft Pleated V Neck Woven Maxi Dress
Plus
View
KarenMillen

Plus Size Marble Soft Pleated V Neck Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
$209.00 $359.00
favourite
Plus Size Bandage Figure Form Knit Tassel Sleeve Detail Maxi Dress
Plus
View
KarenMillen

Plus Size Bandage Figure Form Knit Tassel Sleeve Detail Maxi Dress

  • Length: Maxi
  • SleeveLength: Sleeveless
  • Style: Knitted Dress
$99.00 $259.00
favourite
Plus Size Scattered Floral Balloon Sleeve Pleated Crinkle Cut Out Woven Maxi Dress
Plus
View
KarenMillen

Plus Size Scattered Floral Balloon Sleeve Pleated Crinkle Cut Out Woven Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$199.00 $399.00
favourite
Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress
Plus
View
KarenMillen

Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$719.00
favourite
Plus Size Crystal Embellished Cutwork Cape Detail Woven Maxi Dress
Plus
View
KarenMillen

Plus Size Crystal Embellished Cutwork Cape Detail Woven Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$369.00 $739.00
favourite
Plus Size Floral Applique Embellished Organdie Woven Mini Dress
Plus
View
KarenMillen

Plus Size Floral Applique Embellished Organdie Woven Mini Dress

  • Length: Mini
  • SleeveLength: Long Sleeve
  • Style: Mini Dress
$159.00 $519.00
favourite
Plus Size Crystal Embellished Scuba Crepe Bandeau Midi Dress
Plus
View
KarenMillen

Plus Size Crystal Embellished Scuba Crepe Bandeau Midi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Midi Dress
$469.00 $779.00
favourite
Plus Size Premium Crystal Embellished Woven Maxi Dress
Plus
View
KarenMillen

Plus Size Premium Crystal Embellished Woven Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • SleeveLength: Long Sleeve
$1199.00
favourite
Plus Size Baroque Organdie Applique And Beaded Bell Sleeve Woven Midi Dress
Plus
View
KarenMillen

Plus Size Baroque Organdie Applique And Beaded Bell Sleeve Woven Midi Dress

  • Length: Midi
  • Occasion: Occasion
  • Style: Midi Dress
$319.00 $799.00
favourite
Archive Plus Size Mesh Embellished Embroidered Sheer Shirt Dress
Plus
View
KarenMillen

Archive Plus Size Mesh Embellished Embroidered Sheer Shirt Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$229.00 $379.00
favourite
Plus Size Bandage Figure Form Knit Woven Cape Detail Maxi Dress
Plus
View
KarenMillen

Plus Size Bandage Figure Form Knit Woven Cape Detail Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
$259.00
favourite
Plus Size Velvet Embellished Long Sleeve Maxi Dress
Plus
View
KarenMillen

Plus Size Velvet Embellished Long Sleeve Maxi Dress

  • Length: Maxi
  • SleeveLength: Long Sleeve
  • Style: Maxi Dress
$359.00 $599.00
favourite
Plus Size Guipure Lace Woven Mini Dress
Plus
View
KarenMillen

Plus Size Guipure Lace Woven Mini Dress

  • Length: Mini
  • Occasion: Occasion
  • SleeveLength: Long Sleeve
$179.00 $599.00
favourite
Plus Size Premium Slinky Crepe Scarf Detail Maxi Dress
Plus
View
KarenMillen

Plus Size Premium Slinky Crepe Scarf Detail Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$189.00 $379.00
favourite
Plus Size Drapey Crepe Off The Shoulder Ruched Detail Fishtail Maxi Dress
Plus
View
KarenMillen

Plus Size Drapey Crepe Off The Shoulder Ruched Detail Fishtail Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$149.00 $299.00
favourite
Plus Size Premium Ruched Jersey Maxi Dress
Plus
View
KarenMillen

Plus Size Premium Ruched Jersey Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Maxi Dress
$279.00
favourite
Plus Size Hand Embroidered And Sequin Organdie Deep V Woven Maxi Dress
Plus
View
KarenMillen

Plus Size Hand Embroidered And Sequin Organdie Deep V Woven Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$239.00 $799.00
favourite
Plus Size Figure Form Bandage Knit Split Feather Hem Maxi Dress
Plus
View
KarenMillen

Plus Size Figure Form Bandage Knit Split Feather Hem Maxi Dress

  • Length: Midi
  • SleeveLength: Long Sleeve
  • Style: Knitted Dress
$109.00 $379.00
favourite
Plus Size Bandage Form Fitting Cape Sleeve Embellished Mini Dress
Plus
View
KarenMillen

Plus Size Bandage Form Fitting Cape Sleeve Embellished Mini Dress

  • Length: Mini
  • SleeveLength: Long Sleeve
  • Style: Mini Dress
$179.00 $359.00
favourite
Plus Size Lace with black taping long sleeve woven maxi dress
Plus
View
KarenMillen

Plus Size Lace with black taping long sleeve woven maxi dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$279.00
favourite
Plus Size Sequin Plunge Cowl Neck Strong Shoulder Long Sleeve Midi Dress
Plus
View
KarenMillen

Plus Size Sequin Plunge Cowl Neck Strong Shoulder Long Sleeve Midi Dress

  • Length: Midi
  • SleeveLength: Long Sleeve
  • Style: Midi Dress
$149.00 $299.00
favourite
Plus Size Bandage Figure Form Knit Embellished Maxi Dress
Plus
View
KarenMillen

Plus Size Bandage Figure Form Knit Embellished Maxi Dress

  • Length: Maxi
  • SleeveLength: Strappy
  • Style: Maxi Dress
$179.00 $299.00
favourite
Plus Size Leopard Print Mesh Maxi Dress
Plus
View
KarenMillen

Plus Size Leopard Print Mesh Maxi Dress

  • Occasion: Occasion
  • SleeveLength: Long Sleeve
  • Style: Maxi Dress
$99.00 $239.00
favourite
Plus Size Textured Hanky Hem Short Sleeve Trim Detail Jersey Maxi Dress
Plus
View
KarenMillen

Plus Size Textured Hanky Hem Short Sleeve Trim Detail Jersey Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Maxi Dress
$99.00 $239.00
favourite
Plus Size Bandage Knit Contrast Cross Front Dress
Plus
View
KarenMillen

Plus Size Bandage Knit Contrast Cross Front Dress

  • Length: Midi
  • Sleeve length: Sleeveless
  • Style: Midi Dress
$139.00 $279.00
favourite
Plus Size Premium Viscose Jersey Split Maxi Dress
Plus
View
KarenMillen

Plus Size Premium Viscose Jersey Split Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$119.00 $399.00
favourite
Amelia Graham Plus Size Burnout Lace Up Detail Woven Column Dress
Plus
View
KarenMillen

Amelia Graham Plus Size Burnout Lace Up Detail Woven Column Dress

  • Length: Midi
  • Occasion: Occasion
  • SleeveLength: Sleeveless
$109.00 $379.00
favourite
Plus Size Ombre Applique Printed Cold Shoulder Woven Maxi Dress
Plus
View
KarenMillen

Plus Size Ombre Applique Printed Cold Shoulder Woven Maxi Dress

  • Length: Maxi
  • SleeveLength: Long Sleeve
  • Style: Maxi Dress
$179.00 $599.00
Back to main content