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Formal Maxi Dresses
Formal Maxi Dresses

Formal meets femininity in this collection of formal maxi dresses. Bring elegance to special occasions in intricately designed maxi dresses, from delicately beaded styles to light-catching crystals. Choose a shortcut to instant glamour with a black formal maxi dress, from sweeping skirts to show-stopping capes, these dresses strike an unforgettable style. For after-dark soirées, look to our long sleeve formal maxi dresses to achieve a sultry edge to any evening dress code.

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  • BESTSELLER
    KarenMillen
    Pleated Cape Sleeve Plunge Neck Maxi Dress
    £129.00 £90.30 ( -30 % off )
  • KarenMillen
    Petite Premium Viscose Jersey Crepe Cowl Neck Maxi Dress
    £199.00 £139.30 ( -30 % off )
  • PETITE 5’3 AND UNDER
    KarenMillen
    Petite Sheer Georgette Cutwork Balloon Sleeve Woven Maxi Dress
    £359.00 £251.30 ( -30 % off )
  • BESTSELLER
    KarenMillen
    Scattered Floral Print Woven Pleated Cape Maxi Dress
    £179.00 £125.30 ( -30 % off )
  • PETITE 5’3 AND UNDER
    KarenMillen
    Petite Lace Applique Contrast Sleeveless Tailored Maxi Dress
    £269.00 £188.30 ( -30 % off )
  • PETITE 5’3 AND UNDER
    KarenMillen
    Petite Pleated Cape Sleeve Plunge Neck Maxi Dress
    £129.00 £90.30 ( -30 % off )
  • PLUS SIZE
    KarenMillen
    Plus Size Hammered Satin Deep V Strappy Woven Maxi Dress
    £119.00 £83.30 ( -30 % off )
  • KarenMillen
    Rosette Mono Textured Woven Prom Maxi Dress
    £189.00 £132.30 ( -30 % off )
  • BESTSELLER
    KarenMillen
    Petite Crystal Embellished Cady Woven Cape Maxi Dress
    £599.00 £419.30 ( -30 % off )
  • KarenMillen
    Soft Tailored Drape Maxi Dress
    £249.00 £174.30 ( -30 % off )
  • BESTSELLER
    KarenMillen
    Lace Applique Contrast Sleeveless Tailored Maxi Dress
    £269.00 £188.30 ( -30 % off )
  • TALL 5’10 AND OVER
    KarenMillen
    Tall Pleated Cape Sleeve Low Back Maxi Dress
    £129.00 £90.30 ( -30 % off )
  • PETITE 5’3 AND UNDER
    KarenMillen
    Petite Balloon Sleeve Embroidered And Beaded Woven Maxi Dress
    £369.00 £258.30 ( -30 % off )
  • KarenMillen
    Petite Scuba Drama Ruffle Hem Woven Maxi Dress
    £169.00 £118.30 ( -30 % off )
  • PLUS SIZE
    KarenMillen
    Plus Size Scuba Drama Ruffle Hem Woven Maxi Dress
    £159.00
  • KarenMillen
    Bandage Form Fitting Embellished Maxi Dress
    £199.00 £139.30 ( -30 % off )
  • KarenMillen
    Soft Tailored Drape Maxi Dress
    £249.00 £174.30 ( -30 % off )
  • KarenMillen
    Embellished Beaded Cap Sleeve Woven Maxi Dress
    £429.00 £300.30 ( -30 % off )
  • BESTSELLER
    KarenMillen
    Crystal Applique Angel Sleeve Woven Maxi Dress
    £489.00 £342.30 ( -30 % off )
  • BESTSELLER
    KarenMillen
    Crystal Applique Angel Sleeve Woven Maxi Dress
    £489.00 £196.00 ( -60 % off ) Sale
  • BESTSELLER
    KarenMillen
    Petite Satin Applique Woven Maxi Dress
    £239.00 £120.00 ( -50 % off ) Sale
  • KarenMillen
    Crystal Embellished Viscose Crepe Woven Cape Maxi Dress
    £339.00 £237.30 ( -30 % off )
  • BESTSELLER
    KarenMillen
    Placed Floral Crystal Embellished Tailored Cape Maxi Dress
    £499.00 £349.00 ( -30 % off ) Sale
  • BESTSELLER
    KarenMillen
    Petite Feather Crystal Embellished Maxi Dress
    £419.00 £293.30 ( -30 % off )
  • PETITE 5'3 AND UNDER
    KarenMillen
    Petite Satin Applique Woven Maxi Dress
    £239.00 £167.30 ( -30 % off )
  • PETITE 5’3 AND UNDER
    KarenMillen
    Petite Premium Bonded Crepe Detachable Cape Maxi Dress
    £349.00 Sale
  • KarenMillen
    Crystal Applique Woven Maxi Rosette Maxi Dress
    £499.00 £299.00 ( -40 % off ) Sale
  • BESTSELLER
    KarenMillen
    Crystal Applique Woven Maxi Cape
    £419.00 £293.30 ( -30 % off )
  • BESTSELLER
    KarenMillen
    Crystal Embellished Woven Maxi Blazer Dress
    £549.00 £384.30 ( -30 % off )
  • PETITE 5’3 AND UNDER
    KarenMillen
    Petite Crystal Applique Woven Maxi Cape
    £419.00 £293.30 ( -30 % off )
  • KarenMillen
    Placed Floral Crystal Embellished Tailored Cape Maxi Dress
    £499.00 £349.30 ( -30 % off )
  • PETITE 5'3 and under
    KarenMillen
    Petite Feather Crystal Embellished Maxi Dress
    £419.00 £168.00 ( -60 % off ) Sale
  • KarenMillen
    Figure Form Bandage Knit Embellished Maxi Dress
    £219.00 £110.00 ( -50 % off ) Sale
  • KarenMillen
    Embellished Detail Plunge Collared Woven Maxi Dress
    £499.00 £150.00 ( -70 % off ) Sale
  • PETITE 5’3 AND UNDER
    KarenMillen
    Petite Sequin Fishtail Halterneck Maxi
    £199.00 £139.00 ( -30 % off ) Sale
  • KarenMillen
    Petite Premium Bonded Crepe Detachable Cape Maxi Dress
    £349.00 £105.00 ( -70 % off ) Sale
  • KarenMillen
    Satin Applique Woven Maxi Dress
    £239.00 £167.30 ( -30 % off )
  • KarenMillen
    Printed Viscose Cady Cold Shoulder Maxi Dress With Viscose Georgette Cowl Back
    £229.00 £137.00 ( -40 % off ) Sale
  • KarenMillen
    Crystal Applique Woven Maxi Cape
    £419.00 £168.00 ( -60 % off ) Sale
  • PETITE 5'3 AND UNDER
    KarenMillen
    Petite Viscose Panelled Crystal Mesh Maxi Dress
    £279.00 £167.00 ( -40 % off ) Sale
  • KarenMillen
    Cutwork Beaded Georgette Pleat Insert Woven Maxi Dress
    £229.00 £137.00 ( -40 % off ) Sale
  • PETITE 5’3 AND UNDER
    KarenMillen
    Petite Cutwork Beaded Georgette Pleat Insert Woven Maxi Dress
    £229.00 £137.00 ( -40 % off ) Sale
  • KarenMillen
    Italian Structured Textured Satin Bandeau Tailored Maxi Dress
    £279.00 £112.00 ( -60 % off ) Sale
  • TALL 5'10 AND OVER
    KarenMillen
    Tall Crystal Applique Angel Sleeve Woven Maxi Dress
    £489.00 £342.30 ( -30 % off )
  • PLUS SIZE
    KarenMillen
    Plus Size Placed Floral Crystal Embellished Tailored Cape Maxi Dress
    £499.00 £349.00 ( -30 % off ) Sale
  • KarenMillen
    Viscose Woven Panelled Crystal Mesh Maxi Dress
    £279.00 £140.00 ( -50 % off ) Sale
  • KarenMillen
    Crystal Embellished Viscose Crepe Maxi Dress With Detachable Cape
    £349.00 £175.00 ( -50 % off ) Sale
  • BESTSELLER
    KarenMillen
    Crystal Applique Woven Maxi Cape
    £419.00 £293.30 ( -30 % off )
  • Bestseller
    KarenMillen
    Premium Crystal Embellished Woven Maxi Dress
    £599.00 £359.00 ( -40 % off ) Sale
  • KarenMillen
    Drapey Slinky Jersey One Shoulder Maxi Dress
    £99.00 £69.00 ( -30 % off ) Sale
  • TALL 5’10 AND OVER
    KarenMillen
    Tall Placed Floral Crystal Embellished Tailored Cape Maxi Dress
    £499.00 £349.00 ( -30 % off ) Sale
  • KarenMillen
    Lace Applique Contrast Corseted Tailored Maxi Dress
    £319.00 £128.00 ( -60 % off ) Sale
  • TALL 5'10 AND OVER
    KarenMillen
    Tall Embellished Detail Plunge Collared Woven Maxi Dress
    £499.00 £150.00 ( -70 % off ) Sale
  • KarenMillen
    Lace Applique Contrast Corseted Tailored Maxi Dress
    £299.00 £209.30 ( -30 % off )
  • KarenMillen
    Viscose Woven Panelled Crystal Mesh Maxi Dress
    £279.00 £167.00 ( -40 % off ) Sale
  • TALL 5’10 AND OVER
    KarenMillen
    Tall Printed Viscose Cady Cold Shoulder Maxi Dress With Viscose Georgette Cowl Back
    £229.00 £137.00 ( -40 % off ) Sale
  • TALL 5'10 AND OVER
    KarenMillen
    Tall Crystal Embellished Viscose Crepe Maxi Dress With Detachable Cape
    £349.00 £175.00 ( -50 % off ) Sale
  • PLUS SIZE
    KarenMillen
    Plus Size Figure Form Bandage Knit Embellished Maxi Dress
    £219.00 £110.00 ( -50 % off ) Sale
  • KarenMillen
    Crystal Embellished Viscose Crepe Woven Cape Maxi Dress
    £339.00 £136.00 ( -60 % off ) Sale
  • KarenMillen
    Sequin Fishtail Halterneck Maxi Dress
    £199.00 £139.00 ( -30 % off ) Sale
  • BESTSELLER
    KarenMillen
    Tailored Applique Satin Beaded Maxi Dress
    £499.00 £250.00 ( -50 % off ) Sale
  • KarenMillen
    Jersey Crepe Ruched Tie Long Sleeve Maxi Dress
    £119.00 £83.00 ( -30 % off ) Sale
  • BESTSELLER
    KarenMillen
    Crystal Applique Angel Sleeve Woven Maxi Dress
    £489.00 £293.00 ( -40 % off ) Sale
  • TALL 5'10 AND OVER
    KarenMillen
    Tall Bandage Figure Form Embellished Maxi Dress
    £139.00 £70.00 ( -50 % off ) Sale
  • KarenMillen
    Tall Figure Form Bandage Knit Embellished Wide Sleeve Maxi Dress
    £249.00 £149.00 ( -40 % off ) Sale
  • KarenMillen
    Figure Form Bandage Knit Embellished Wide Sleeve Maxi Dress
    £249.00 £149.00 ( -40 % off ) Sale
  • KarenMillen
    Drapey Slinky Jersey One Shoulder Maxi Dress
    £99.00 £59.00 ( -40 % off ) Sale
  • KarenMillen
    Jersey Crepe Ruched Long Sleeve Midi Dress
    £89.00 £53.00 ( -40 % off ) Sale
  • TALL 5'10 and over
    KarenMillen
    Tall Crystal Applique Angel Sleeve Woven Maxi Dress
    £489.00 £196.00 ( -60 % off ) Sale
  • KarenMillen
    Petite Figure Form Bandage Knit Embellished Wide Sleeve Maxi Dress
    £249.00 £149.00 ( -40 % off ) Sale
  • KarenMillen
    Figure Form Bandage Knit Contrast Bow Detail Maxi Dress
    £129.00 £65.00 ( -50 % off ) Sale
  • KarenMillen
    Figure Form Bandage Knit Contrast Bow Detail Maxi Dress
    £129.00 £65.00 ( -50 % off ) Sale
  • KarenMillen
    Embellished Beaded Cap Sleeve Woven Maxi Dress
    £429.00 £129.00 ( -70 % off ) Sale
  • PLUS SIZE
    KarenMillen
    Plus Size Balloon Sleeve Embroidered And Beaded Woven Maxi Dress
    £369.00 £258.30 ( -30 % off )

Formal Maxi Dresses for Women