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Long Sleeve Wedding Guest Dresses

Our curated selection of long sleeve wedding guest dresses features a variety of sleeve styles, including cape, angel, puffed, balloon and fitted options. From flowing maxi gowns that exude glamour to structured midi styles, these designs are ideal for various dress codes. Whether you’re attending a formal celebration with a black-tie dress code, charming countryside ceremony, or cocktail wedding reception, Karen Millen offers timeless options that balance classic elegance with modern trends. Our dresses with long sleeves for wedding guests are designed to flatter every figure, including petite and plus sizes. Find your perfect fit below.

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favourite
Slinky Crepe Twist Detail Maxi Dress
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KarenMillen

Slinky Crepe Twist Detail Maxi Dress

  • Length: Maxi
  • Neckline: Asymmetric
  • Style: Maxi Dress
$306.00
black color chocolate color
favourite
Embellished Figure Form And Chiffon Sleeve Midi Dress
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KarenMillen

Embellished Figure Form And Chiffon Sleeve Midi Dress

  • Length: Midi
  • Neckline: Crew
  • Style: Knitted Dress
$125.00 $416.00
favourite
Polka Dot Tulle Plunge Balloon Sleeve Maxi Dress
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KarenMillen

Polka Dot Tulle Plunge Balloon Sleeve Maxi Dress

  • Length: Maxi
  • Neckline: Plunge
  • Style: Maxi Dress
$372.00
favourite
Petite Slinky Crepe Twist Detail Maxi Dress
Petite
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KarenMillen

Petite Slinky Crepe Twist Detail Maxi Dress

  • Length: Maxi
  • Neckline: Asymmetric
  • Style: Midi Dress
$306.00
favourite
Premium Stretch Crepe Jersey V Neck Zip Detail Maxi Dress
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KarenMillen

Premium Stretch Crepe Jersey V Neck Zip Detail Maxi Dress

  • Length: Maxi
  • Neckline: V Neck
  • Occasion: Occasion
$438.00
emerald color cobalt color
favourite
Premium Stretch Crepe Jersey Plunge Neck Maxi Dress
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KarenMillen

Premium Stretch Crepe Jersey Plunge Neck Maxi Dress

  • Length: Maxi
  • Neckline: Plunge
  • Occasion: Occasion
$132.00 $438.00
favourite
Stretch Drapey Crepe Ruched Plunge Neck Batwing Sleeve Maxi Dress
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KarenMillen

Stretch Drapey Crepe Ruched Plunge Neck Batwing Sleeve Maxi Dress

  • Length: Maxi
  • Neckline: Plunge
  • Occasion: Occasion
$156.00 $262.00
rust color black color
favourite
Cowl Neck Drape Woven Maxi Dress
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KarenMillen

Cowl Neck Drape Woven Maxi Dress

  • Length: Maxi
  • Neckline: Cowl
  • Style: Maxi Dress
$416.00
favourite
Garden Floral Viscose Georgette Satin Mix Maxi Dress
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KarenMillen

Garden Floral Viscose Georgette Satin Mix Maxi Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$238.00 $790.00
favourite
Figure Form Bandage Knit Silk Ruffle Shoulder Detail Midaxi Dress
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KarenMillen

Figure Form Bandage Knit Silk Ruffle Shoulder Detail Midaxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Knitted Dress
$110.00 $218.00
neutral color black color
favourite
Floral Balloon Sleeve Pleated Crinkle Cut Out Woven Maxi Dress
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KarenMillen

Floral Balloon Sleeve Pleated Crinkle Cut Out Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$132.00 $438.00
favourite
Jersey Crepe Ruched Long Sleeve Maxi Dress
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KarenMillen

Jersey Crepe Ruched Long Sleeve Maxi Dress

  • Length: Maxi
  • Neckline: Round Neck
  • Style: Maxi Dress
$66.00 $218.00
mango color teal color
favourite
Plus Size Premium Crystal Embellished Woven Maxi Dress
Plus
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KarenMillen

Plus Size Premium Crystal Embellished Woven Maxi Dress

  • Length: Maxi
  • Neckline: High Neck
  • Style: Maxi Dress
$1318.00
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
  • Occasion: Occasion
$328.00
navy color red color
favourite
Lace with black taping long sleeve woven maxi dress
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KarenMillen

Lace with black taping long sleeve woven maxi dress

  • Neckline: V Neck
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$306.00
lime color taupe color
favourite
Premium Mirrored Crystal Embellished Woven Long Sleeve Column Dress
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KarenMillen

Premium Mirrored Crystal Embellished Woven Long Sleeve Column Dress

  • Length: Maxi
  • Occasion: Occasion
  • Style: Maxi Dress
$484.00 $966.00
favourite
Premium Crystal Embellished Long Sleeve Plunge Neck Midi Dress
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KarenMillen

Premium Crystal Embellished Long Sleeve Plunge Neck Midi Dress

  • Length: Midi
  • Occasion: Occasion
  • Style: Midi Dress
$275.00 $548.00
favourite
Sequin Plunge Cowl Neck Strong Shoulder Long Sleeve Midi Dress
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KarenMillen

Sequin Plunge Cowl Neck Strong Shoulder Long Sleeve Midi Dress

  • Length: Midi
  • Occasion: Occasion
  • Style: Midi Dress
$165.00 $328.00
favourite
Floral 3D Embellished Drama Cape Sleeve Woven Maxi Dress
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KarenMillen

Floral 3D Embellished Drama Cape Sleeve Woven Maxi Dress

  • Neckline: High Neck
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$462.00 $922.00
favourite
Animal Stretch Velvet Devore Midi Dress
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KarenMillen

Animal Stretch Velvet Devore Midi Dress

  • Length: Midi
  • Neckline: Round Neck
  • Occasion: Occasion
$99.00 $196.00
favourite
Viscose Satin Long Sleeve Bias Cut Woven Midi Dress
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KarenMillen

Viscose Satin Long Sleeve Bias Cut Woven Midi Dress

  • Neckline: Crew
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
$79.00 $262.00
favourite
Thigh High Split Embellished Woven Fringed Midi Dress
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KarenMillen

Thigh High Split Embellished Woven Fringed Midi Dress

  • Length: Maxi
  • Neckline: Crew
  • Style: Midi Dress
$517.00 $1032.00
favourite
Floral Tulle Balloon Sleeve Plunge Woven Maxi Dress
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KarenMillen

Floral Tulle Balloon Sleeve Plunge Woven Maxi Dress

  • Length: Maxi
  • Neckline: Plunge
  • Style: Maxi Dress
$372.00
favourite
Slinky V Neck Knitted Dress With Hardware Keyring Detail
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KarenMillen

Slinky V Neck Knitted Dress With Hardware Keyring Detail

  • Neckline: V Neck
  • Occasion: Occasion
  • Style: Knitted Dress
$92.00 $306.00
gold color black color
favourite
Animal Print Mesh Ruched Maxi Dress
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KarenMillen

Animal Print Mesh Ruched Maxi Dress

  • Neckline: Crew
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$110.00 $218.00
favourite
Plus Size Tailored Cape Detail Maxi Dress
Plus
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KarenMillen

Plus Size Tailored Cape Detail Maxi Dress

  • Length: Maxi
  • Neckline: High Neck
  • Style: Maxi Dress
$658.00
favourite
Figure Form Bandage Knit Embellished Wide Sleeve Maxi Dress
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KarenMillen

Figure Form Bandage Knit Embellished Wide Sleeve Maxi Dress

  • Length: Maxi
  • Neckline: Crew
  • Style: Knitted Dress
$548.00
navy color grey color
favourite
Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress
Plus
View
KarenMillen

Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress

  • Length: Maxi
  • Neckline: Plunge
  • Style: Maxi Dress
$790.00
favourite
Crystal Embellished Cady Woven Cape Maxi Dress
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KarenMillen

Crystal Embellished Cady Woven Cape Maxi Dress

  • Neckline: Crew
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$383.00 $1274.00
favourite
Crystal Embellished Viscose Crepe Woven Cape Maxi Dress
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KarenMillen

Crystal Embellished Viscose Crepe Woven Cape Maxi Dress

  • Length: Maxi
  • Neckline: Scoop
  • Occasion: Occasion
$224.00 $746.00
blue color black color
favourite
Velvet Embellished Long Sleeve Maxi Dress
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KarenMillen

Velvet Embellished Long Sleeve Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$330.00 $658.00
favourite
Placed Floral Embroidered Mesh Woven Belted Maxi Dress
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KarenMillen

Placed Floral Embroidered Mesh Woven Belted Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$319.00 $636.00
favourite
Crystal Embellished Woven Plunge Detail Maxi Dress
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KarenMillen

Crystal Embellished Woven Plunge Detail Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$790.00
favourite
Petite Lily Macrae Cold Shoulder Embellished Woven Maxi Dress
Petite
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KarenMillen

Petite Lily Macrae Cold Shoulder Embellished Woven Maxi Dress

  • Length: Maxi
  • Neckline: High Neck
  • Style: Maxi Dress
$172.00 $570.00
favourite
Archive Mesh Embellished Embroidered Sheer Shirt Dress
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KarenMillen

Archive Mesh Embellished Embroidered Sheer Shirt Dress

  • Length: Maxi
  • Neckline: Collared
  • Style: Maxi Dress
$167.00 $416.00
favourite
Viscose Georgette Pleated Woven Maxi Dress With Sheer Lace Panel Detail
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KarenMillen

Viscose Georgette Pleated Woven Maxi Dress With Sheer Lace Panel Detail

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
$145.00 $482.00
favourite
Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress
Plus
View
KarenMillen

Plus Size Crystal Embellished Woven Plunge Detail Maxi Dress

  • Length: Maxi
  • Neckline: Plunge
  • Sleeve length: Long Sleeve
$790.00
favourite
Soft Pleated Woven Kimono Sleeve Maxi Dress
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KarenMillen

Soft Pleated Woven Kimono Sleeve Maxi Dress

  • Length: Maxi
  • Neckline: Crew
  • Style: Midi Dress
$306.00
favourite
Printed Satin Woven Maxi Dress
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KarenMillen

Printed Satin Woven Maxi Dress

  • Length: Maxi
  • Neckline: Crew
  • Occasion: Occasion
$79.00 $262.00
favourite
Petite Embellished Figure Form And Chiffon Sleeve Midi Dress
Petite
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KarenMillen

Petite Embellished Figure Form And Chiffon Sleeve Midi Dress

  • Length: Midi
  • Neckline: Crew
  • Occasion: Occasion
$125.00 $416.00
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