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Maxi Occasion Dresses

Make a statement at any celebration with our collection of maxi occasion dresses, designed to combine timeless sophistication with modern allure. Flowing silhouettes create effortless movement, while luxurious fabrics such as chiffon, satin, crepe, and lace ensure a polished finish. From softly draped styles to structured floor-length gowns, each design elevates every event, from weddings and gala dinners to evening parties. Our long occasion dresses offer versatility in colour, from soft pastels to bold jewel tones, making every look feel memorable. Explore our collection below.
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favourite
Embellished Geo Knit Maxi Dress
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KarenMillen

Embellished Geo Knit Maxi Dress

  • Detail: Embellished
  • Fabric: Knitted
  • Sleeve length: Sleeveless
£66.00 £165.00
favourite
Zip Through Military Bandage Maxi Dress
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KarenMillen

Zip Through Military Bandage Maxi Dress

  • Design: Plain
  • Detail: Zips
  • Fabric: Knitted
£60.00 £149.00
favourite
Premium Slinky Crepe Scarf Detail Maxi Dress
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KarenMillen

Premium Slinky Crepe Scarf Detail Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£57.00 £189.00
light-blue color black color burgundy color
favourite
Embellished Taffeta Woven Shirt Dress
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KarenMillen

Embellished Taffeta Woven Shirt Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Shirt Dress
£215.40 £359.00
favourite
Satin Woven Crepe Maxi Dress
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KarenMillen

Satin Woven Crepe Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Maxi Dress
£40.00 £199.00
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Tall Ruffle Strappy Woven Maxi Dress
Tall
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KarenMillen

Tall Ruffle Strappy Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£90.00 £299.00
favourite
Blurred Floral Tulle Plunge Maxi Dress
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KarenMillen

Blurred Floral Tulle Plunge Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£60.00 £199.00
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Tall Linen Woven Maxi Prom Dress
Tall
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KarenMillen

Tall Linen Woven Maxi Prom Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£54.00 £179.00
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Satin Applique Woven Maxi Dress
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KarenMillen

Satin Applique Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£72.00 £239.00
mango color baby-pink color
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Premium Embellished Caped Maxi Dress
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KarenMillen

Premium Embellished Caped Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£160.00 £399.00
favourite
Satin Applique Woven Maxi Dress
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KarenMillen

Satin Applique Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£69.00 £229.00
cornflower-blue color pink color
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Floral Satin Woven Column Maxi Dress
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KarenMillen

Floral Satin Woven Column Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£42.00 £139.00
favourite
Petite Viscose Linen Corset Prom Dress
Petite
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KarenMillen

Petite Viscose Linen Corset Prom Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£57.00 £189.00
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Lace Detail Power Mesh Jersey Maxi Dress
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KarenMillen

Lace Detail Power Mesh Jersey Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£35.00 £139.00
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Leather Strappy Corset Maxi Dress
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KarenMillen

Leather Strappy Corset Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£150.00 £499.00
burgundy color black color
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Linen Wrap Tie Waisted Maxi Dress
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KarenMillen

Linen Wrap Tie Waisted Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Midi Dress
£75.00 £249.00
favourite
Velvet Embellished Woven Maxi Blazer Dress
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KarenMillen

Velvet Embellished Woven Maxi Blazer Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£290.00 £579.00
favourite
Ruffle Detail Metallic Thread Maxi Dress
Tall
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KarenMillen

Ruffle Detail Metallic Thread Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Maxi Dress
£72.00 £239.00
favourite
Soft Tailored Pleated Panel Midaxi Dress
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KarenMillen

Soft Tailored Pleated Panel Midaxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Midaxi Dress
£57.00 £189.00
favourite
Satin Strong Shoulder Woven Maxi Dress
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KarenMillen

Satin Strong Shoulder Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£69.00 £229.00
favourite
Taffeta Bow Detail Woven Maxi Dress
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KarenMillen

Taffeta Bow Detail Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£114.00 £379.00
hot-pink color black color
favourite
Taffeta Bardot Figure Form Maxi Dress
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KarenMillen

Taffeta Bardot Figure Form Maxi Dress

  • Length: Maxi
  • SleeveLength: Sleeveless
  • Style: Maxi Dress
£60.00 £149.00
favourite
Petite Premium Embellished Cape Maxi Dress
Petite
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KarenMillen

Petite Premium Embellished Cape Maxi Dress

  • Length: Maxi
  • Style: Maxi Dress
£281.40 £469.00
favourite
Fringed Beaded Halter Neck Woven Maxi Dress
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KarenMillen

Fringed Beaded Halter Neck Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£263.00 £439.00
favourite
One Shoulder Draped Satin Woven Maxi Dress
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KarenMillen

One Shoulder Draped Satin Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Short Sleeve
  • Style: Midaxi Dress
£36.00 £119.00
favourite
Petite Embellished Ruffle Strappy Woven Maxi Dress
Petite
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KarenMillen

Petite Embellished Ruffle Strappy Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£90.00 £299.00
favourite
Baroque Organdie Applique Buttoned Woven Maxi Dress
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KarenMillen

Baroque Organdie Applique Buttoned Woven Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
£114.00 £379.00
favourite
Taffeta Bandeau Tailored Rosette Pleat Maxi Dress
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KarenMillen

Taffeta Bandeau Tailored Rosette Pleat Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Tailored Dress
£105.00 £349.00
favourite
Velvet Asymmetric One Shoulder Tailored Maxi Dress
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KarenMillen

Velvet Asymmetric One Shoulder Tailored Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Mini Dress
£51.00 £169.00
favourite
Kimono Sleeve Embellished Maxi Dress
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KarenMillen

Kimono Sleeve Embellished Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£150.00 £299.00
rust color blue color
favourite
Floral Tulle Plunge Woven Maxi Dress
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KarenMillen

Floral Tulle Plunge Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£92.00 £229.00
favourite
Ooto Sheer Panelled Woven Maxi Dress
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KarenMillen

Ooto Sheer Panelled Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£105.00 £349.00
favourite
Jacquard Ruffle Strappy Tailored Maxi Dress
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KarenMillen

Jacquard Ruffle Strappy Tailored Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£69.00 £229.00
favourite
Enamel Chain Detail Halter Maxi Dress
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KarenMillen

Enamel Chain Detail Halter Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£69.00 £229.00
favourite
Embellished Ruffle Strappy Woven Maxi Dress
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KarenMillen

Embellished Ruffle Strappy Woven Maxi Dress

  • Occasion: Going Out
  • SleeveLength: Strappy
  • Style: Maxi Dress
£96.00 £319.00
favourite
Embellished Geo Strappy Woven Maxi Dress
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KarenMillen

Embellished Geo Strappy Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£54.00 £179.00
pale-blue color chartreuse color
favourite
Embellished Figure Form Bandeau Maxi Dress
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KarenMillen

Embellished Figure Form Bandeau Maxi Dress

  • Occasion: Occasion
  • SleeveLength: Sleeveless
  • Style: Knitted Dress
£51.00 £169.00
hot-pink color black color
favourite
Petite Premium Embellished Detail Drapey Woven Maxi Dress
Petite
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KarenMillen

Petite Premium Embellished Detail Drapey Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£189.00 £629.00
favourite
Leopard Print Mesh Maxi Dress
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KarenMillen

Leopard Print Mesh Maxi Dress

  • Length: Maxi
  • Occasion: Going Out
  • SleeveLength: Long Sleeve
£48.00 £119.00
favourite
Velvet Embellished Strappy Maxi Dress
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KarenMillen

Velvet Embellished Strappy Maxi Dress

  • Length: Maxi
  • Sleeve length: Strappy
  • Style: Maxi Dress
£132.00 £329.00
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