Long Dresses

Long Dresses for Effortless Fall & Winter Style

Long dresses make getting dressed feel instantly pulled together, whether your day calls for a relaxed floral maxi or your night deserves a floor-sweeping gown. This fall and winter, discover flowing fabrics alongside sculptural floor-length dresses, with casual long dresses for getaways and elevated styles that make special plans feel effortless.

Are All Long Dresses Formal?

Not at all. Fabric, silhouette, and styling can completely change the mood. A relaxed floral maxi can feel easy for Thanksgiving dinner or a weekend away, while satin, sheer details, or a fitted column silhouette can turn the length into evening wear. Formal long dresses and long gowns bring extra polish for holiday office parties and dressier events—the length gives you options rather than defining the dress code.

Which Long Dress Silhouette Should I Choose?

Think about the movement and shape you want. Flowing maxis create an easy, graceful effect, while column styles keep the line sleek and streamlined. Mermaid Dresses bring more structure before flaring toward the hem, and dresses with high slit details add movement to fitted silhouettes. For an engagement photoshoot, those details can give a long dress extra dimension as you move in front of the camera.

Can I Wear a Long Dress to a Wedding?

Absolutely—just let the venue and dress code guide the look. A relaxed print can feel right for a rustic celebration; explore Country Wedding Guest Dresses when that’s the vibe. More polished weddings may call for elevated fabrics, sculptural silhouettes, or details like sheer panels, draped sleeves, ruffles, and statement bows.

Find Your Floor-Length Favorite with Us

Some dresses just need to be tried on IRL. Visit one of Windsor’s 350+ stores across North America to see how the length, fit, and fabric move on you, shop online, or get Windsor's Clothing App for convenient shopping, virtual try-ons, and exclusive perks.

  • Tina Sequin Floral Slit Formal Dress

    Special Occasion

    Romantic with a confident edge, the Tina sequined gown is made for moments that linger long after the night ends. A floral garden pattern, high slit, and mermaid floor length silhouette come together for a look that feels polished, striking, and effortlessly memorable.

    Fit & Features

    • Garden floral pattern, sequin-embellished
    • Strapless neckline, padded bra cups
    • Back zipper and hook-eye closure
    • High front slit for movement
    • Mermaid silhouette, floor-length hemline
    • Runs true to size

     

    Where to Wear:

    Weddings, bridal celebrations, birthday dinners, milestone celebrations, black tie galas, formal dances, museum soirees, engagement parties, rehearsal dinners, seasonal soirees

    Style Number/Barcode: 05002-001237

    Category Name: Long Dresses

    Price: $19.97 $99.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Karen Lace-Up Mermaid Formal Dress

    Special Occasion

    Clean lines and confident structure define the Karen mermaid gown made for polished entrances and lasting impressions. A square neck with tank shoulder straps meets a lace-up back and mermaid floor-length silhouette for a look that feels timeless, sculpted, and undeniably chic.

    Fit & Features

    • Knit fabric lined with smooth knit, stretchy
    • Square neckline with padded bra cups
    • Tank shoulder straps
    • Lace-up back, zipper and hook-eye closure
    • Princess seam detailing for a contoured fit
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, galas, milestone celebrations, formal rehearsal dinners, engagement parties, birthday events, cocktail soirees, red-carpet occasions

    Style Number/Barcode: 05002-001227

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: XS, S, M

  • Wendy Mesh Corset Slit Formal Dress

    Special Occasion

    Sleek and sculpted for nights that call for confident elegance, the Wendy mesh gown delivers drama with a refined finish. The sweetheart neckline with a subtle cutout and corset bodice shapes a form-hugging long silhouette designed to leave a lasting impression.

    Fit & Features

    • Mesh-lined fabric with stretch
    • Sweetheart neckline, cutout accent
    • Built-in padded underwire bust, adjustable spaghetti straps
    • Back zipper and hook-eye closure
    • Flexible boning structured bodice
    • High slit design, form-hugging floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Black tie weddings, galas, formal evening ceremonies, upscale red-carpet events, elegant ballroom receptions, luxury hotel venues, bachelorettes, formal birthday celebrations, milestone parties, fancy date nights, anniversaries

    Style Number/Barcode: 05002-001243

    Category Name: Long Dresses

    Price: $19.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Cassie Sequin Pattern Mermaid Formal Dress

    Special Occasion

    Designed for entrances that linger, the Cassie sequin pattern gown catches the light with every step and every turn. The mermaid floor length silhouette is finished with a low back cut that feels polished, confident, and undeniably event-ready.

    Fit & Features

    • Sequin mesh fabric with allover geometric pattern
    • V-neckline and spaghetti straps, padded bra cups
    • Low back cut, zipper and hook-and-eye closure
    • Mermaid floor-length silhouette
    • Runs true to size 

     

    Where to Wear:

    Prom, black tie weddings, galas, award dinners, formal milestone celebrations, red-carpet occasions

    Style Number/Barcode: 05002-001219

    Category Name: Long Dresses

    Price: $129.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Caitlyn Strappy Open Back Formal Dress

    Special Occasion

    The Caitlyn formal gown was made for unforgettable evenings and RSVP moments worth dressing up for. Crafted in sleek, slinky fabric, this mermaid silhouette features a ruched sweetheart neckline and an intricate, strappy open back that makes heads turn.

    Fit & Features

    • Sheen knit fabric, knit lining, high stretch
    • Sweetheart neckline, spaghetti straps
    • Padded bra cups
    • Strappy open back design, zipper and hook-eye closure
    • Mermaid floor-length hem
    • Runs true to size

     

    Where to Wear:

    Wedding guests, bridesmaids, black tie galas, engagement parties, rehearsal dinners, special date nights, red-carpet occasions, formal milestone parties

    Style Number/Barcode: 05002-001226

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: YELLOW, ROYAL

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

  • 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

    Available Size: XXS, XS, S

    Product Badge:
    • Ships Free
  • Fenna Satin Rhinestone Trim Mermaid Dress

    Special Occasion

    Satin sheen and sparkling detail give the Fenna formal dress a polished finish. The plunging V-neckline, ruched hip, rhinestone embellishment, and high side slit shape the fitted mermaid silhouette with plenty of impact.

    Fit & Features

    • Stretch satin fabric with knit lining, sheer mesh inserts
    • Sleeveless plunging V-neckline
    • Tank straps, open cross-back design, lower back zipper with hook-eye closure
    • Ruched hip detailing with rhinestone embellishments
    • High-cut side slit
    • Floor-length mermaid silhouette
    • Runs true to size


    Where to Wear:

    Black-tie parties, wedding guests, winter formal, prom, galas, and fancy date nights.

    Style Number/Barcode: 05002-001229

    Category Name: Long Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: WINE

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

    Product Badge:
    • Ships Free
  • Myra Mesh Open Back Formal Dress

    Special Occasion

    The floral hardware accent gives the Myra formal dress its sculptural focal point. This mesh formal dress pairs a boat neckline with wide straps, ruched front detail, and an open back for a sleek look with dimension. The floor-length silhouette keeps the finish polished from every angle.

    Fit & Features

    • Mesh fabric, partial knit lining
    • Boat neckline, wide straps
    • Floral hardware accent
    • Ruched front and sash detail
    • Open back design with zipper and hook-eye closure
    • Flowy sheer floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, rehearsal dinners, engagement parties, formal birthdays, vacations, honeymoons, resort getaways, cocktail parties, date nights

    Style Number/Barcode: 05002-001244

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: WINE

    Available Size: XS, S, M, L

  • 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

    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, XS, S, 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:
    • Sale
  • 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

    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: $19.97 $129.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • 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: $19.97 $69.90

    On Sale: Yes

    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: $19.97 $129.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • 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: $19.97 $59.90

    On Sale: Yes

    Availability: In Stock

    Available Color: SAGE

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

    Product Badge:
    • Sale
  • 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: Out of Stock

    Product Badge:
    • Ships Free
  • 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, BROWN

    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: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    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: 05002-001263

    Category Name: Long Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: DENIM, SAGE

    Available Size: XS, S, M, L

  • 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

    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

  • 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: M, L, XS, S