Long Dresses

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Long Dresses That Make Every Moment Unforgettable

Discover the effortless elegance of Windsor’s long dresses, designed to fit any occasion, from casual daytime outings to glamorous evening events. Whether you're searching for a laid-back maxi in soft fabrics or a show-stopping formal gown in satin or glitter mesh, our collection offers stylish silhouettes and trending details to keep you looking flawless.

Silhouettes That Elevate Every Look

Explore floor-length styles in flowing maxis, sleek bodycon fits, and dramatic mermaid or trumpet silhouettes that enhance your figure. Stay on-trend with designs featuring delicate straps, elegant sleeves, or modern sleeveless cuts. For something bold, discover vibrant prints, rich jewel tones, and luxurious fabrics like velvet, lace, crepe, and soft knits.

Statement Colors & Exclusive Prints

Make an impression in a floral print long dress featuring Windsor’s exclusive designs, from dreamy watercolor reds to blooming pinks and bold purples or blues. These unique patterns and standout shades bring fresh energy to timeless silhouettes, making them perfect for every occasion.

Modern Elegance for Every Event

From romantic open-back details to classic square necklines and sweetheart styles, these dresses offer a modern twist on timeless elegance. Whether you're attending a wedding, a formal gala, or simply enjoying a special day out, Windsor has the perfect long dress to match your vibe.

Shop the latest long dresses online, in-app, or in over 350 retail stores across the U.S. and Canada to find your perfect fit for every occasion, every season.

  • Rylee Sequin Lace-Up Formal Dress

    Special Occasion

    When the invitation calls for full glam, the Rylee gown answers with unapologetic shine. Crafted in a sequin mermaid silhouette with a lace-up back and leg-lengthening slit, this sculpted stunner is designed to contour, catch the light, and command every step across the room.

    Fit & Features

    • Mesh fabric with full-length knit lining, high stretch
    • Sequin embroidered scroll pattern
    • Sleeveless scoop neckline, padded bust
    • Adjustable spaghetti straps, open lace-up back with tie closure, lower back zipper with hook-eye closure
    • High front slit
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, big birthday events, milestone celebrations, red-carpet occasions, glamorous soirees, and theatre nights.

    Style Number/Barcode: 05002-001231

    Category Name: Long Dresses

    Price: $109.90

    Availability: In Stock

    Available Color: NAVY, PLUM

    Available Size: XXS, XS, S, M

    Product Badge:
    • Ships Free
  • Raelynn Floral Sequin Mermaid Formal Dress

    Special Occasion

    For the kind of evening that calls for a camera-ready entrance, the Raelynn gown delivers refined sparkle with a romantic twist. Designed in a floral sequin mermaid silhouette with a sculpted neckline and dramatic front slit, it hugs in all the right places before flaring into a sweeping finish.

    Fit & Features

    • Floral sequin fabric with soft stretch lining
    • Strapless sweetheart neckline with structured bodice, padded bra cups
    • Back zipper and hook-eye closure
    • Mermaid silhouette, floor-length hem
    • Front slit
    • Runs true to size


    Where to Wear:

    Prom, bridal celebrations, galas, balls, engagement parties, milestone celebrations, formal parties, anniversaries

    Style Number/Barcode: 05002-001240

    Category Name: Long Dresses

    Price: $19.97 $99.90

    On Sale: Yes

    Availability: In Stock

    Available Color: IVORY

    Available Size: XXS, XS, S, M

    Product Badge:
    • Sale
  • Indie Sequin Bow Column Formal Dress

    Special Occasion

    For celebrations that call for something softly dazzling, the Indie dress pairs airy chiffon with delicate sequin embellishment for a look that feels both polished and romantic. A square neckline frames the silhouette while the tie-back bow adds a charming finish that makes every exit just as memorable as the entrance.

    Fit & Features

    • Sequin pattern, mesh-lined fabric
    • Square neckline, padded bust, adjustable spaghetti strap
    • Tie back bow, zipper and hook-eye closure
    • Colum floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, engagement parties, weddings, formal celebrations, birthday dinners, anniversaries, red carpet events

    Style Number/Barcode: 05002-001248

    Category Name: Long Dresses

    Price: $129.90

    Availability: In Stock

    Available Color: WINE, PERIWINKLE

    Available Size: XXS, S, XS, M, L

    Product Badge:
    • Ships Free
  • Ruth Satin Corset Slit Formal Dress

    Special Occasion

    Sleek, sculpted, and impossible to ignore, the Ruth dress was designed for evenings that demand a little drama. Cut in luminous satin with a curve-contouring mermaid silhouette, it features a sheer boned bodice, delicate straps, and a front slit that adds just the right amount of movement.

    Fit & Features

    • Stretch satin fabric with partial knit lining
    • Sweetheart neckline, ruched bust, padded bra cups
    • Adjustable spaghetti straps
    • Sheer power mesh corset bodice, flexible boning
    • Lace-up back, ruched lower back with zipper and hook-eye closure
    • High front slit, mermaid floor-length fit
    • Runs true to size

     

    Where to Wear:

    Prom, galas, black tie receptions, formal weddings, cocktail soirees, milestone birthday celebrations, special date nights, and red-carpet soirees.

    Style Number/Barcode: 05002-001239

    Category Name: Long Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: BLACK, NAVY

    Available Size: XS, S, M, L

    Product Badge:
    • Ships Free
  • Hannah V-Neck Strappy Formal Dress

    Special Occasion

    There is something about a sleek mermaid gown that feels instantly iconic, and the Hannah dress understands the assignment. With its fluid silhouette, delicate spaghetti straps, and open strappy back, this dress is all about clean lines, confident curves, and that slow, unforgettable entrance.

    Fit & Features

    • Smooth knit fabric, subtle sheen, knit lining
    • V-neckline, spaghetti straps
    • Open strappy back detail
    • Mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, galas, award ceremonies, birthday dinners, engagement parties, rehearsal dinners, date nights, cocktail parties

    Style Number/Barcode: 05002-001249

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: RED, ROYAL

    Available Size: XS, S, M, L

  • Liliane Floral Sequin Mermaid Formal Dress

    Special Occasion

    Softly romantic with a polished finish, the Liliane floral sequin gown moves beautifully from ceremony to last dance. The mermaid floor-length silhouette is balanced by a cutout tie back that feels graceful, confident, and event-ready.

    Fit & Features

    • Floral-printed mesh fabric with full-length knit lining, high stretch
    • All-over clear sequin embroidery
    • Sleeveless sweetheart neckline, pleated satin bust with padding
    • Thin satin tank straps, satin tie-back design
    • Lower back cutout, zipper with hook-eye closure
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, garden soirees, black-tie galas, rehearsal dinners, bridal celebrations, fancy birthday brunches, formal milestone celebrations, and balls.

    Style Number/Barcode: 05002-001251

    Category Name: Long Dresses

    Price: $39.97 $129.90

    On Sale: Yes

    Availability: In Stock

    Available Color: PINK

    Available Size: XXS, XS, S, M

    Product Badge:
    • Sale
  • Cynthia Leopard Bustier A-Line Formal Dress

    Special Occasion

    Designed for nights that call for drama with refinement, the Cynthia mesh dress balances allure and elegance in equal measure. A bustier sheer bodice flows into a ruched fitted skirt and a sheer floor-length hem with a high slit, creating a silhouette that feels striking yet composed.

    Fit & Features

    • Leopard multi-print, mesh partially lined fabric
    • Sweetheart neckline with adjustable spaghetti straps
    • Built-in padded underwire bust, sheer bustier-inspired bodice
    • Back zipper and hook-eye closure
    • Ruched mini skirt overlay hugs curves
    • A-line flowy silhouette, sheer high slit floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, destination resorts, honeymoons, anniversaries, formal birthday dinners, fashion-forward cocktail parties, rooftop hotel bars, upscale vacation events, dressy date nights

    Style Number/Barcode: 05002-001276

    Category Name: Long Dresses

    Price: $69.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Lindsay Rhinestone Mermaid Formal Dress

    Special Occasion

    Made for evenings that shimmer from the first toast to the last dance, this allover rhinestone mesh gown delivers a radiant, sculpted refinement. The scoop neckline, adjustable spaghetti straps, and mermaid floor-length silhouette create a sleek, gliding moment meant to stand out beautifully.

    Fit & Features

    • Allover rhinestone embellishments
    • Sheer mesh fabric lined with mesh
    • Scoop neckline
    • Adjustable spaghetti straps
    • Mermaid floor-length silhouette
    • Runs true to size 

     

    Where to Wear:

    Formal galas, weddings, black tie soirees, holiday celebrations, red-carpet events, anniversary dinners, cocktail receptions, fancy date nights

    Style Number/Barcode: 05002-001257

    Category Name: Long Dresses

    Price: $59.97 $129.90

    On Sale: Yes

    Availability: In Stock

    Available Color: ROSE, GOLD

    Available Size: XS, S, M

    Product Badge:
    • Sale
  • Brynlee Satin Open Back Formal Dress

    Special Occasion

    Understated yet undeniably striking, the Brynlee gown is all about clean lines and fluid movement in a silky satin mermaid silhouette. The one-shoulder neckline feels modern and refined, while the lace-up back adds that unexpected, turn-around moment that keeps all eyes on you.

    Fit & Features

    • Premium satin fabric, woven lining
    • One-shoulder neckline, dual spaghetti straps
    • Side zipper and hook-eye closure
    • Strappy open back with cowl draping
    • Mermaid floor-length fit
    • Runs true to size 

     

    Where to Wear:

    Prom, weddings, black tie galas, garden parties, formal celebrations, anniversaries, engagement parties, rehearsal dinners, bridesmaids

    Style Number/Barcode: 05002-001264

    Category Name: Long Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: SAGE

    Available Size: XS, S, M, L, XL

  • Arlette Corset Lace-Up Mermaid Dress

    Special Occasion

    Designed for the kind of entrance that lingers, the Arlette formal dress blends a sculpting corset bodice with a sleek mermaid silhouette that moves with effortless drama. Delicate straps and a lace-up back bring a refined, alluring look that feels made for every RSVP that calls for something unforgettable.

    Fit & Features

    • Sleek stretch knit fabric with full-length knit lining
    • Sleeveless sweetheart neckline with padded bust
    • Corset-style bodice
    • Adjustable spaghetti straps
    • Open lace-up back design with tie closure, lower back zipper with hook-eye closure
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, black-tie parties, galas, evening dinners, formal date nights, and chic affairs.

    Style Number/Barcode: 05002-001269

    Category Name: Long Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: BURGUNDY

    Available Size: XS, S, M, L

    Product Badge:
    • Ships Free
  • Cassandra Mermaid Slit Formal Dress

    Special Occasion

    Designed for an entrance that lingers, the Cassandra mermaid dress balances sleek polish with just the right touch of drama. The one-shoulder neckline frames the silhouette beautifully, while the open back with strap and front high slit adds movement and allure.

    Fit & Features

    • Smooth knit fabric, stretchy knit lining
    • One-shoulder neckline
    • Open back with strap accent, zipper and hook-eye closure
    • High front slit
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Bridal, galas, upscale birthdays, formal celebrations, engagement parties and photoshoots, rehearsal dinners

    Style Number/Barcode: 05002-001260

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: IVORY

    Available Size: XS, S

  • Rey Lace-Up Column Formal Dress

    Special Occasion

    Designed for a striking entrance, the Rey column dress glides over the figure with an elegant silhouette that feels both timeless and alluring. The lace-up back adds a captivating finish while the high side slit brings graceful movement to every step.

    Fit & Features

    • Sleek knit-lined fabric with subtle sheen
    • Square halter neckline, padded bra cups
    • Lace-up back
    • High side slit
    • Column floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, engagement parties, rehearsal dinners, award ceremonies, anniversaries, birthday dinners, formal celebrations

    Style Number/Barcode: 05002-001253

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: WINE

    Available Size: XS, S, M, L

  • Brittany Glitter Mermaid Formal Dress

    Special Occasion

    The Brittany glitter mesh mermaid gown contours the body with a sleek silhouette and soft, sculpting ruching. The delicate straps and open back add just enough allure—perfect for when you want to make them stop and stare.

    Fit & Features

    • Glitter mesh-lined fabric
    • V-neckline
    • Spaghetti straps
    • Open back with ruffled details
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, galas, birthday dinners, cocktail events, formal celebrations, anniversaries

    Style Number/Barcode: 05002-001270

    Category Name: Long Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: BROWN

    Available Size: XS, S, M, L

    Product Badge:
    • Ships Free
  • Melodie Satin Off-Shoulder Formal Dress

    Special Occasion

    Effortlessly refined with a touch of soft drama, the Melodie satin mermaid gown is made for moments that call for quiet confidence and undeniable presence. The off-the-shoulder neckline and sculpted drape contour your curves for a striking silhouette.

    Fit & Features

    • Stretch satin 
    • Off-the-shoulder neckline, padded bra cups
    • Short-sleeve cuffs
    • Back zipper and hook-eye closure
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, bridesmaids, spring galas, balls, formal celebrations, rehearsal dinners, red carpet events, black tie occasions

    Style Number/Barcode: 05002-001266

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: SAGE

    Available Size: XS, S, M

  • Isabelle Lace Sweetheart Mermaid Formal Dress

    Special Occasion

    A timeless silhouette with just the right amount of allure, the Isabelle lace mermaid gown is made for your most unforgettable entrances. The strapless neckline and lace-up back sculpt the figure, while the floor-length hem with a soft train brings that slow-motion, can’t-look-away finish.

    Fit & Features

    • Lace fabric, knit lining
    • Strapless sweetheart neckline, twist bust accent, padded bra cups
    • Non-slip grip lining
    • Lace-up back design, zipper and hook-eye closure
    • Mermaid silhouette
    • Floor-length hem with a train
    • Runs true to size

     

    Where to Wear:

    Bridal celebrations, weddings, engagement photoshoots and parties, formal galas, rehearsal dinners, upscale birthdays, anniversary parties, sorority formals, fancy graduation events

    Style Number/Barcode: 05002-001275

    Category Name: Long Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: WHITE, BLACK

    Available Size: XS, S, M, L, XL

    Product Badge:
    • Ships Free
  • Sierra Lace Mermaid Formal Dress

    Special Occasion

    The Sierra ruched mesh mermaid gown brings soft romance and sculpted glamour into perfect balance. Featuring an off-the-shoulder neckline, floral lace detailing, and a curve-skimming silhouette, it’s the kind of dress that guarantees a “where did you get that?” moment the second you walk in.

    Fit & Features

    • Lace fabric, lined
    • Off-the-shoulder neckline
    • Back zipper and hook-eye closure
    • Ruched mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Wedding guests, bridesmaids, galas, rehearsal dinner, engagement parties, birthday events, fancy showers, formal milestone parties, black tie occasions

    Style Number/Barcode: 05002-001272

    Category Name: Long Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: LIGHT, BLUE, SAGE

    Available Size: XS, S, M, L

    Product Badge:
    • Best Seller
  • Aven Satin Lace-Up Mermaid Formal Dress

    Special Occasion

    Sleek, sculpted, and made for a candlelit entrance, the Aven dress is that satin moment you’ll think about long after the last dance. Designed with a structured corset bodice and a lace-up back, this mermaid floor-length silhouette contours beautifully before flaring into a dramatic finish that feels effortlessly refined.

    Fit & Features

    • Stretch satin fabric lined with knit
    • Sweetheart neckline with ruched seam, padded bra cups
    • Adjustable spaghetti straps
    • Structured corset bodice with sculpted seams
    • Lace-up back, lower hidden zipper and hook-eye closure
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, black tie weddings, galas, balls, opera or symphony nights, anniversary celebrations, formal milestone celebrations

    Style Number/Barcode: 05002-001259

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: NAVY, LAVENDER

    Available Size: S, M, L, XS

  • Jacklyn Satin Corset Mermaid Formal Dress

    Special Occasion

    Made for a true spotlight moment, the Jacklyn satin mermaid gown drapes effortlessly while the rhinestone corset bodice adds a sculpted, light-catching finish. The lace-up back and fluid silhouette create a look that feels sleek, elevated, and undeniably striking from every angle.

    Fit & Features

    • Stretch satin fabric, bust lining
    • Strapless cowl neckline, padded bra cups
    • Sheer corset bodice, rhinestone-embellished
    • Corset bodice, lace-up back, zipper and hook-eye closure
    • Mermaid floor-length hem with train
    • Runs true to size

     

    Where to Wear:

    Prom, big birthday events, black tie occasions, galas, red-carpet nights

    Style Number/Barcode: 05002-001277

    Category Name: Long Dresses

    Price: $119.90

    Availability: In Stock

    Available Color: NAVY

    Available Size: XXS, XS, S, M

    Product Badge:
    • Ships Free
  • Jaycee Satin Corset Mermaid Dress

    Special Occasion

    The Jaycee formal dress brings sleek glamour with sculpted satin and a striking mermaid silhouette. The structured corset bodice shapes the waist, while the halter neckline and leg slit add just the right amount of drama.

    Fit & Features

    • Stretch satin fabric with full-length knit lining
    • Sleeveless plunging V-neckline, padded bust
    • Corset bodice, flexible boning
    • Halter strap, partially open back, zipper with hook-eye closure
    • Pleated waist, high-cut side slit
    • Floor-sweeping mermaid silhouette with train
    • Runs true to size

     

    Where to Wear:

    Prom, galas, black-tie parties, red-carpet events, formal birthday celebrations, evening dinners, and chic soirees.

    Style Number/Barcode: 05002-001284

    Category Name: Long Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: YELLOW, SAGE, ROYAL

    Available Size: XXS, XS, S

    Product Badge:
    • Ships Free
  • Alissa Satin Corset Slit Formal Dress

    Special Occasion

    The Alissa satin mermaid gown sculpts and glides in all the right places. The structured corset bodice and high side slit strike that perfect balance of polished and daring—because the RSVP said dress to impress.

    Fit & Features

    • Stretch satin-lined fabric
    • Strapless sweetheart neckline, non-slip grip lining
    • Padded bra cups, knotted bust accent
    • Corset bodice, flexible boning, back zipper and hook-eye closure
    • High side slit
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, black-tie weddings, formal galas, birthday events, engagement parties, formal occasions

    Style Number/Barcode: 05002-001281

    Category Name: Long Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: WINE

    Available Size: XXS, M

    Product Badge:
    • Ships Free
  • Giana Lace One-Shoulder Formal Dress

    Special Occasion

    The Giana floral lace mermaid gown moves with quiet confidence and undeniable polish. The one-shoulder neckline and cinched shoulder strap frame the silhouette, while the ruched waist sash sculpts and flows into a floor-length finish that feels equal parts modern and timeless.

    Fit & Features

    • Floral lace/mesh fabric, knit lining
    • One-shoulder neckline, cinched shoulder strap detail
    • Padded bra cups
    • Back zipper and hook-eye closure
    • Ruched waist mesh sash
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Bridal celebrations, weddings, engagement photoshoot and parties, rehearsal dinners, formal garden parties, graduations, themed summer soirees, dinner celebrations, birthdays, cocktail event

    Style Number/Barcode: 05002-001261

    Category Name: Long Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: IVORY

    Available Size: M

    Product Badge:
    • Ships Free
  • Pretty Agenda Floral Woven Ruffle Maxi Dress

    Soft, flowy, and ready for every RSVP on your calendar. This pretty floral woven maxi dress brings effortless drama with tiered ruffles and a flattering sweetheart neckline that looks just as good in photos as it does in motion.

    Fit & Features:

    • Lightweight woven fabric with full-length stretchy knit lining
    • All-over floral print
    • Sleeveless sweetheart neckline with ruched bust, adjustable tank straps
    • Open back with self-tie detail, lower back zipper with hook-eye closure
    • Tiered ruffled design
    • Maxi-length A-line silhouette
    • Runs true to size

    Style Number/Barcode: 05101-000876

    Category Name: Long Dresses

    Price: $9.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Sabrina Lace Mermaid Formal Dress

    Special Occasion

    Soft, sculpted, and made for golden hour moments—the Sabrina brings a romantic energy with its textured lace mermaid silhouette and delicate ruched bodice. The strappy open back with tie detail adds just enough intrigue, giving you that “don’t forget to turn around” moment.

    Fit & Features

    • Lace-lined fabric
    • Scoop neckline
    • Spaghetti straps
    • Open tie-back design
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, bridesmaids, spring galas, engagement parties, rehearsal dinners, birthday celebrations, formal soirees

    Style Number/Barcode: 05002-001294

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: YELLOW, LIGHT, BLUE

    Available Size: XS, S, M, L

  • Alicia Glitter Lace-Up Formal Dress

    Special Occasion

    A little shimmer, a daring neckline, and a lace-up back made for double takes, the Alicia glitter mesh mermaid gown was designed for after-dark entrances and unforgettable exits. The ruched silhouette hugs in all the right places while the sleek strappy detail keeps the look effortlessly polished.

    Fit & Features

    • Glitter mesh-lined fabric
    • V-neckline with notch cutout, wired insert
    • Spaghetti straps
    • Open lace-up back
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, galas, vacations, resorts, destination events, cocktail parties, birthday dinners, engagement parties, anniversaries, formal celebrations

    Style Number/Barcode: 05002-001299

    Category Name: Long Dresses

    Price: $79.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free