Women's long party dresses
filters Long have been applied and sort Recommended have been applied
Draped dress
£22.99
- SUMMER 2025
Long chiffon dress
£44.99
- SUMMER 2025
Smocked bandeau dress
£22.99
Textured strappy dress
£27.99
Long sequined net dress
£54.99
- SUMMER 2025
Flared rib-knit dress
£74.99
Long chiffon dress
£44.99
- H&M Studio Collection
Sequined rib-knit dress
£74.99
Lace-trimmed slip dress
£44.99
Textured strappy dress
£27.99
Satin slip dress
£49.99
Draped bandeau dress
£32.99
Long one-shoulder dress
£84.99
- H&M Studio Collection
Draped chiffon dress
£119.99
Pleated tie-neck dress
£44.99
- H&M Studio Collection
Spangled corset dress
£279.99
- COS
Draped dress
£37.99
Crêpe slip dress
£84.99
Women's long party dresses
Choose from an array of full-length pieces with our newest collection of women's long party dresses. Find styles you can dress up for formal occasions or dress down for casual wear, in a wide variety of cuts and colours. Or, shop party dresses for alternative styles.