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.
Read More
511 products
Filters
Size
Colour
Price
Gender
Length
Occasion
Shop by Fit
Style
- No results found
Sleeve length
Design
Detail
Fabric
Neckline
Sort:
Relevance
View
KarenMillen
Zip Through Military Bandage Maxi Dress
- Design: Plain
- Detail: Zips
- Fabric: Knitted
£60.00
£149.00
View
KarenMillen
Premium Slinky Crepe Scarf Detail Maxi Dress
- Length: Maxi
- Occasion: Occasion
- Style: Maxi Dress
£57.00
£189.00
View
KarenMillen
Blurred Floral Tulle Plunge Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£60.00
£199.00
View
KarenMillen
Mono Geo Silk Cotton Woven Shirt Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£155.35
£239.00
Tall
View
KarenMillen
Tall Ruffle Strappy Woven Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£90.00
£299.00
View
KarenMillen
Premium Embellished Cape Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£304.85
£469.00
View
KarenMillen
Premium Embellished Caped Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£160.00
£399.00
View
KarenMillen
Satin Applique Woven Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£69.00
£229.00
View
KarenMillen
Floral Satin Woven Column Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£42.00
£139.00
Petite
View
KarenMillen
Petite Viscose Linen Corset Prom Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£57.00
£189.00
View
KarenMillen
Mirror Print Balloon Sleeve Silk Cotton Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£174.85
£269.00
View
KarenMillen
Satin Applique Woven Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£72.00
£239.00
View
KarenMillen
Leather Strappy Corset Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£150.00
£499.00
View
KarenMillen
Velvet Embellished Woven Maxi Blazer Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£290.00
£579.00
Tall
View
KarenMillen
Ruffle Detail Metallic Thread Maxi Dress
- Length: Maxi
- Sleeve length: Short Sleeve
- Style: Maxi Dress
£72.00
£239.00
View
KarenMillen
Soft Tailored Pleated Panel Midaxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Midaxi Dress
£57.00
£189.00
View
KarenMillen
Satin Strong Shoulder Woven Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£69.00
£229.00
View
KarenMillen
Taffeta Bow Detail Woven Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£114.00
£379.00
View
KarenMillen
Taffeta Bardot Figure Form Maxi Dress
- Length: Maxi
- SleeveLength: Sleeveless
- Style: Maxi Dress
£60.00
£149.00
Petite
View
KarenMillen
Petite Premium Embellished Cape Maxi Dress
- Length: Maxi
- Style: Maxi Dress
£304.85
£469.00
View
KarenMillen
One Shoulder Draped Satin Woven Maxi Dress
- Length: Maxi
- Sleeve length: Short Sleeve
- Style: Midaxi Dress
£36.00
£119.00
Petite
View
KarenMillen
Petite Embellished Ruffle Strappy Woven Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£90.00
£299.00
View
KarenMillen
Baroque Organdie Applique Buttoned Woven Maxi Dress
- Length: Maxi
- Occasion: Occasion
- Style: Maxi Dress
£114.00
£379.00
View
KarenMillen
Taffeta Bandeau Tailored Rosette Pleat Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Tailored Dress
£105.00
£349.00
View
KarenMillen
Velvet Asymmetric One Shoulder Tailored Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Mini Dress
£51.00
£169.00
Petite
View
KarenMillen
Petite Satin Sequin And Embroidery Woven Prom Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£161.85
£249.00
View
KarenMillen
Floral Tulle Plunge Woven Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£92.00
£229.00
View
KarenMillen
Ooto Sheer Panelled Woven Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£105.00
£349.00
View
KarenMillen
Jacquard Ruffle Strappy Tailored Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£69.00
£229.00
View
KarenMillen
Enamel Chain Detail Halter Maxi Dress
- Length: Maxi
- Occasion: Occasion
- SleeveLength: Sleeveless
£69.00
£229.00
View
KarenMillen
Enamel Chain Detail Halter Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£69.00
£229.00
View
KarenMillen
Embellished Ruffle Strappy Woven Maxi Dress
- Occasion: Going Out
- SleeveLength: Strappy
- Style: Maxi Dress
£96.00
£319.00
View
KarenMillen
Tulle Layered Halter Neck Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£103.35
£159.00
View
KarenMillen
Embellished Figure Form Bandeau Maxi Dress
- Occasion: Occasion
- SleeveLength: Sleeveless
- Style: Knitted Dress
£51.00
£169.00
Petite
View
KarenMillen
Petite Premium Ruched Jersey Maxi Dress
- Length: Maxi
- Sleeve length: Short Sleeve
- Style: Maxi Dress
£139.00
View
KarenMillen
Leopard Print Mesh Maxi Dress
- Length: Maxi
- Sleeve length: Long Sleeve
- Style: Maxi Dress
£48.00
£119.00
View
KarenMillen
Velvet Embellished Strappy Maxi Dress
- Length: Maxi
- Sleeve length: Strappy
- Style: Maxi Dress
£132.00
£329.00
Tall
View
KarenMillen
Tall Ruffle Detail Metallic Thread Maxi Dress
- Length: Maxi
- Sleeve length: Short Sleeve
- Style: Maxi Dress
£78.00
£259.00
View
KarenMillen
Embellished Detail Plunge Collared Woven Maxi Dress
- Length: Maxi
- SleeveLength: Sleeveless
- Style: Maxi Dress
£150.00
£499.00
View
KarenMillen
Lace Applique Contrast Sleeveless Tailored Maxi Dress
- Length: Maxi
- Sleeve length: Sleeveless
- Style: Maxi Dress
£81.00
£269.00
Showing 40 of 511