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Long Cocktail Dresses

Empowered aesthetics are elongated with elegant appeal for this long cocktail dresses collection. This after-dark collection appears in a captivating canvas of color, with the sleek long black cocktail dresses offsetting a vibrant palette of bold brights, regal reds, rich jewel tones, and refined neutrals aplenty. Below, you’ll find long cocktail dresses that appear in premium materials such as silky satin twill, structured crêpe, and flowing organza, offset by sculpting jersey, jacquard, and four-way support Compact Stretch. Ready to captivate the crowd, this elevated edit appears with unique details, including feather cuffs, sequins, floral jacquard, embroidery, and embellishments. Discover more below.
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1199 products

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favourite
Forever Rib Knit Military Trim Maxi Dress
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KarenMillen

Forever Rib Knit Military Trim Maxi Dress

  • Detail: Buttons
  • Fabric: Knitted
  • Style: Knitted Dress
£119.00
cream color black color
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Mesh With Velvet Bow Trim Detail Halter Neck Midi Dress
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KarenMillen

Mesh With Velvet Bow Trim Detail Halter Neck Midi Dress

  • Fabric: Nylon
  • Neckline: Halterneck
  • Sleeve length: Sleeveless
£89.00
favourite
Lace Long Sleeve Bodysuit
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KarenMillen

Lace Long Sleeve Bodysuit

  • Fabric: Nylon
  • Neckline: Crew
  • Style: Bodysuit
£59.00
chocolate color burgundy color purple color
favourite
Slinky Drape Knit Power Shoulder Funnel Dress
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KarenMillen

Slinky Drape Knit Power Shoulder Funnel Dress

  • Detail: Belted
  • Length: Midi
  • Style: Midi Dress
£119.00
black color red color
favourite
Forever Ponte And Georgette Jersey Pleated Maxi Dress
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KarenMillen

Forever Ponte And Georgette Jersey Pleated Maxi Dress

  • Design: Plain
  • Fabric: Jersey
  • Style: Maxi Dress
£139.00
navy color lemon color green color black color
favourite
Pointelle Knit Panelled Bardot Midi Dress
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KarenMillen

Pointelle Knit Panelled Bardot Midi Dress

  • Detail: Pointelle
  • Neckline: Bardot
  • Sleeve length: Long Sleeve
£129.00
favourite
Lace Up Detail Knitted Halter Cross Front Maxi Dress
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KarenMillen

Lace Up Detail Knitted Halter Cross Front Maxi Dress

  • Detail: Lace
  • Length: Maxi
  • Style: Maxi Dress
£159.00
merlot color black color
favourite
Ribbed Knit Power Shoulder Dress With Manipulated Stitch Detail
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KarenMillen

Ribbed Knit Power Shoulder Dress With Manipulated Stitch Detail

  • Detail: Ribbed
  • Length: Midi
  • Style: Midi Dress
£129.00
red color chocolate color
favourite
Textured Jersey Dramatic Hem Maxi Dress
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KarenMillen

Textured Jersey Dramatic Hem Maxi Dress

  • Detail: Hem Detail
  • Fabric: Jersey
  • Length: Maxi
£41.00 £119.00
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Crystal Embellished Ruched Detail Sleeveless Midi Dress
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KarenMillen

Crystal Embellished Ruched Detail Sleeveless Midi Dress

  • Detail: Embellished
  • Fabric: Polyester
  • Length: Midi
£62.00 £179.00
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Harper's Bazaar Viscose Blend Tie Neck Detail Jersey Maxi Dress
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KarenMillen

Harper's Bazaar Viscose Blend Tie Neck Detail Jersey Maxi Dress

  • Design: Plain
  • Length: Maxi
  • Neckline: Halterneck
£129.00
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Rib Knit Military Trim Long Sleeve Maxi Dress
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KarenMillen

Rib Knit Military Trim Long Sleeve Maxi Dress

  • Design: Plain
  • Detail: Buttons
  • Style: Maxi Dress
£129.00
cream color black color
favourite
Block Colour Racked Rib Knitted Midi Dress
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KarenMillen

Block Colour Racked Rib Knitted Midi Dress

  • Detail: Plain
  • Length: Midi
  • Style: Midi Dress
£129.00
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Viscose Blend Slinky Drape Plunge Back Knit Maxi Dress
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KarenMillen

Viscose Blend Slinky Drape Plunge Back Knit Maxi Dress

  • Fabric: Viscose
  • Length: Maxi
  • Sleeve length: Sleeveless
£103.20 £129.00
black color ivory color violet color grey color
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Drapey Crepe Maxi Dress With Gathered Cape Detail
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KarenMillen

Drapey Crepe Maxi Dress With Gathered Cape Detail

  • Detail: Ruched
  • Fabric: Polyester
  • Sleeve length: Sleeveless
£149.00
favourite
Premium Crystal Embellished Jersey Cowl Detail Top
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KarenMillen

Premium Crystal Embellished Jersey Cowl Detail Top

  • Design: Embellished
  • Neckline: Cowl
  • Style: Top
£119.00
favourite
Sequin Keyhole Fit Flare Midi Dress
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KarenMillen

Sequin Keyhole Fit Flare Midi Dress

  • Design: Plain
  • Detail: Sequin
  • Style: Midi Dress
£129.00
favourite
Mesh With Velvet Bow Trim Detail Long Sleeve Midi Dress
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KarenMillen

Mesh With Velvet Bow Trim Detail Long Sleeve Midi Dress

  • Occasion: Occasion
  • SleeveLength: Long Sleeve
  • Style: Midi Dress
£99.00
favourite
Textured Geo Knitted Viscose Midi Dress
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KarenMillen

Textured Geo Knitted Viscose Midi Dress

  • Design: Plain
  • Detail: Textured
  • Length: Midi
£129.00
red color mono color
favourite
Military Trim Rib Knit Collared Maxi Dress
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KarenMillen

Military Trim Rib Knit Collared Maxi Dress

  • Design: Plain
  • Detail: Plain
  • Style: Maxi Dress
£129.00
ivory color olive color
favourite
Twist Detail Studded Jersey Maxi Dress
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KarenMillen

Twist Detail Studded Jersey Maxi Dress

  • Design: Plain
  • Detail: Studded
  • Fabric: Jersey
£179.00
olive color light-blue color
favourite
Viscose Blend Rib Knit Chiffon Sleeve Midi Dress
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KarenMillen

Viscose Blend Rib Knit Chiffon Sleeve Midi Dress

  • Design: Plain
  • Neckline: Button Up
  • Sleeve length: Long Sleeve
£79.20 £99.00
cream color navy color
favourite
Crystal Embellished Ruched Detail Sleeveless Midi Dress
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KarenMillen

Crystal Embellished Ruched Detail Sleeveless Midi Dress

  • Design: Plain
  • Fabric: Polyester
  • Neckline: Crew
£53.00 £179.00
favourite
Viscose Blend Filament Knit Midi Dress
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KarenMillen

Viscose Blend Filament Knit Midi Dress

  • Design: Plain
  • Fabric: Knitted
  • Sleeve length: Long Sleeve
£139.00
purple color black color
favourite
Drapey Crepe Ruched Detail Maxi Dress
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KarenMillen

Drapey Crepe Ruched Detail Maxi Dress

  • Design: Plain
  • Detail: Ruched
  • Length: Maxi
£149.00
favourite
Asymmetric Fastening Viscose Knitted Dress
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KarenMillen

Asymmetric Fastening Viscose Knitted Dress

  • Fabric: Viscose
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£149.00
grey color merlot color
favourite
Woven Sleeved Pleated Dress With Pu
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KarenMillen

Woven Sleeved Pleated Dress With Pu

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Knitted Dress
£51.00 £169.00
ivory color stone color grey color
favourite
Scoop Neck Jersey Cotton Mix Maxi Dress
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KarenMillen

Scoop Neck Jersey Cotton Mix Maxi Dress

  • Length: Maxi
  • Neckline: Scoop
  • Style: Maxi Dress
£95.20 £119.00
ivory color lemon color red color
favourite
Studded Ponte Jersey Midi Dress
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KarenMillen

Studded Ponte Jersey Midi Dress

  • Fabric: Polyester
  • Length: Midi
  • Style: Midi Dress
£129.00
navy color chocolate color
favourite
Premium Crystal Embellished Jersey Sleeveless Plunge Neck Midi Dress
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KarenMillen

Premium Crystal Embellished Jersey Sleeveless Plunge Neck Midi Dress

  • Fabric: Polyester
  • Neckline: V Neck
  • Style: Midi Dress
£229.00
black color chocolate color
favourite
Rib Knit Open Back Drama Hem Knitted Maxi Dress
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KarenMillen

Rib Knit Open Back Drama Hem Knitted Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£149.00
favourite
Knit Pointelle Stitch Detail Midi Dress
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KarenMillen

Knit Pointelle Stitch Detail Midi Dress

  • Design: Plain
  • Fabric: Viscose
  • Style: Midi Dress
£129.00
cobalt color burgundy color
favourite
Contrast Wave Knit A-Line Knitted Strappy Dress
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KarenMillen

Contrast Wave Knit A-Line Knitted Strappy Dress

  • Length: Maxi
  • SleeveLength: Sleeveless
  • Style: Knitted Dress
£48.00 £159.00
light-blue color cream color mono color
favourite
Jersey And Georgette Mix Belted Pleat Midi Dress
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KarenMillen

Jersey And Georgette Mix Belted Pleat Midi Dress

  • Detail: Belted
  • Length: Midi
  • Sleeve length: Long Sleeve
£129.00
favourite
Crystal Embellished Tie Detail Halter Neck Maxi Dress
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KarenMillen

Crystal Embellished Tie Detail Halter Neck Maxi Dress

  • Detail: Embellished
  • Length: Maxi
  • Sleeve length: Sleeveless
£199.00
favourite
Drapey Crepe Off The Shoulder Ruched Detail Fishtail Maxi Dress
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KarenMillen

Drapey Crepe Off The Shoulder Ruched Detail Fishtail Maxi Dress

  • Length: Maxi
  • Neckline: Off the Shoulder
  • Sleeve length: Long Sleeve
£149.00
dark-red color lemon color
favourite
Embellished Figure Form Bandage And Chiffon Sleeve Midi Dress
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KarenMillen

Embellished Figure Form Bandage And Chiffon Sleeve Midi Dress

  • Neckline: Crew
  • Sleeve length: Long Sleeve
  • Style: Knitted Dress
£47.00 £189.00
favourite
Cotton Ponte Jersey Ruffle Hem Maxi Dress
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KarenMillen

Cotton Ponte Jersey Ruffle Hem Maxi Dress

  • Length: Maxi
  • Neckline: Scoop
  • Style: Maxi Dress
£119.00
black color red color
favourite
Viscose Blend Sheer Skirt Maxi Knit Dress
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KarenMillen

Viscose Blend Sheer Skirt Maxi Knit Dress

  • Length: Maxi
  • Occasion: Daywear
  • Style: Knitted Dress
£52.00 £149.00
black color soft-pink color
favourite
Premium Crystal Embellished Jumpsuit
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KarenMillen

Premium Crystal Embellished Jumpsuit

  • Design: Embellished
  • Sleeve length: Strappy
  • Style: Wide Leg Jumpsuit
£80.00 £229.00
chocolate color gold color
Showing 40 of 1199
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