Long Wedding Guest Dresses

Elevate your wedding guest style with these gorgeous long dresses. Whether you prefer a flattering A-line, dramatic mermaid, or sleek sheath silhouette, these styles feature luxe fabrics like satin, rhinestones, velvet, and glitter knit. Perfect for semi-formal, formal, or black-tie weddings, with stunning details like side slits, low backs, and strappy or strapless necklines. Find your picture-perfect long dress or gown for your upcoming wedding celebration.

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LONG WEDDING GUEST DRESSES
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Stunning Long Wedding Guest Dresses For Fall & Winter Events

Make an unforgettable entrance with Windsor’s long wedding guest dresses, designed for those who want to captivate from the moment they arrive. From flowing maxi dresses to form-fitting mermaid and trumpet styles, our long guest dresses offer silhouettes that flatter every body type. Unique details like faux pearl beading, rhinestone embellishments, and satin trims elevate each dress, making them perfect for fall or winter weddings where elegance is key.

Picture yourself gliding across a candlelit venue in a floor-length gown with an alluring high front slit, or standing out in a rhinestone-embellished dress with delicate adjustable ties. For semi-formal events, choose a simpler design without too many embellishments, or go for a lightweight fabric like chiffon or crepe. These luxurious touches make Windsor’s long wedding guest dresses the perfect choice for formal or black-tie weddings. Whether you prefer a timeless satin gown or an asymmetrical design with a contemporary twist, our collection has something for every style. Find your perfect fit and step into the season with confidence.

What are the best silhouettes for a long wedding guest dress?

Popular silhouettes include mermaid, column, trumpet, and asymmetrical designs. These shapes provide different fits, from form-fitting and dramatic to flowy and relaxed. Shop Windsor's complete collection of wedding guest dresses to find your perfect fit.

  • Kinsley One-Shoulder High-Slit Dress

    Special Occasion

    Chic and stunning, the Kinsley formal dress is perfect for any time you need to stylishly slay your look! She features a sleeveless one-shoulder neckline with a supportive tank shoulder strap, a high waist seam, side ruched detailing, and a floor-length, slim silhouette with a sultry thigh-high side slit. Complete the outfit with sparkly rhinestone earrings.

    Fit & Features

    • Sleeveless one-shoulder neckline
    • Tank shoulder strap
    • High side slit, ruching
    • High waist seam 
    • Floor-length, slim silhouette
    • Lined crepe fabric, knit lining
    • Form hugging fit, moderate stretch, runs true to size

    Style Number/Barcode: 05002-1564

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Eliena Formal Rhinestone Strap Mermaid Dress

    Special Occasion

    Leave your admirers speechless in the Eliena formal long dress! She features a square neckline and rhinestone-embellished straps that exude sophistication. Side ruched seams flatter your curves, while the mermaid silhouette elongates your figure. Make a statement on any special event with this breathtaking floor-length dress composed of a smooth knit fabric offering plenty of stretch. Complete the look with a bold choker and earrings for a black-tie celebration or winter formal dance!

    Fit & Features

    • Sleeeveless square neckline
    • Rhinestone embellished straps
    • Side ruched seams, mermaid silhouette
    • Floor-length hem
    • Smooth knit fabric, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7848

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: SAGE

    Available Size: XS, S, M

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  • Ayanna Formal Glitter Ruched Mermaid Long Dress

    Special Occasion

    Let your curves shine on the Ayanna formal glitter long dress perfect for black tie soirees! She features a stunning cowl neckline adorned with spaghetti straps, side ruched seams that accentuate your figure, a mermaid silhouette, and a graceful floor-length hem. Crafted from a glitter knit fabric that brings endless sparkle and has a stretchy lining. Finish the look with rhinestone bracelets for extra elegance!

    Fit & Features

    • Sleeveless cowl neckline, spaghetti straps
    • Side ruched seams
    • Mermaid silhouette, floor-length hem
    • Glitter knit fabric, stretchy knit lining
    • Strapless bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-8554

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
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  • Bella Formal Glitter Satin Mermaid Dress

    Special Occasion

    Sparkling glitter turns the Bella formal dress into a dancing queen's dream! Mesmerize the crowd at banquets, celebration parties, and dances. She shines in a sleeveless plunge V-neckline, wide shoulder straps that lace up along the back, a padded bust, side-ruched seams that flaunt your curves, a mermaid silhouette, and a floor-length hem with a sultry high-side slit. The formal dress is composed of a glitter satin fabric with a short and stretchy knit lining. Complete the look in a gorgeous necklace and earrings set.

    Fit & Features

    • Sleeveless plunge V-neckline, padded bust
    • Wide shoulder straps, lace-up back, zipper closure
    • Side ruched seams, mermaid silhouette
    • High-side slit, floor-length hem
    • Glitter satin fabric, short and stretchy knit lining
    • No bra required
    • Runs true to size

    Style Number/Barcode: 05002-3128

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
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  • Cassandra Formal Slit Long Dress

    Special Occasion

     Cassandra brings an aurora of sultry demure to your next formal dance, banquet, or celebration! She stuns in a one-shoulder neckline, a sheer fitted long sleeve with ruching, a side pleated overlay along the bodice, and a side ruched seam leading to the high-cut side slit to show some skin. The formal dress is composed of a slinky knit fabric with a mesh sleeve and moderate stretch. Style with glam earrings, a bracelet, and clutch to complete the look!

    Fit & Features

    • One-shoulder neckline
    • Sheer fitted long sleeve, ruching
    • Side pleated overlay along bodice
    • Side ruched seam, high-cut slit, form-hugging silhouette
    • Slinky knit fabric, mesh sleeve, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-6807

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

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  • Lizzie Formal Glitter Caged A-Line Dress

    Special Occasion

    Sparkly and sultry, the Lizzie glitter formal dress is designed to captivate every guest at prom! She stuns in a classy, sleeveless, V-neckline, princess seams on the bodice, adjustable spaghetti straps so you can customize her fit, and side pockets perfect for keeping your hands warm. Make heads turn everywhere you go thanks to the caged-back detail that radiates a femme allure atop the A-line silhouette that effortlessly kisses the floor and features a sexy high-cut front slit. Complete your prom look in elegant earrings and a dainty bracelet.

    Fit & Features

    • Sleeveless V-neckline, adjustable spaghetti straps
    • Adhesive bra recommended
    • Caged back detail, zipper, hook and eye closure
    • Side pockets, high-cut front slit
    • A-line silhouette, floor-length hem
    • Glitter fabrication, knit lining
    • Flowy fit, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1831

    Category Name: Long Wedding Guest Dresses

    Price: $59.97

    Availability: Out of Stock

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  • Maura Lace-Up Mermaid Sequin Mesh Formal Dress

    Special Occasion

    Watch how you sparkle in the Maura sequin formal dress under dancefloor lights at prom, weddings, or fancy birthdays! This luxurious gown boasts a V-neckline paired with delicate spaghetti straps and a lace-up back for a customizable fit. The mermaid silhouette hugs your curves while the high front slit makes dancing a breeze along the floor-length hem.  Elevate your formal attire and turn heads in this exquisite formal dress by pairing it with rhinestone jewelry and heels!

    Fit & Features

    • Sequin scroll pattern, mesh fabric lined with knit
    • Padded bra cups
    • Spaghetti straps, lace-up
    • Back zipper and hook-eye closure
    • High front slit
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-7930

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Kenzie Formal Sequin X-Back Dress

    Special Occasion

    Radiate the light in the Kenzie formal sequin dress to create an enchanting entrance at prom! She glows with every step on her dazzling sequin embroidery on a sleeveless square neck bodice with sleek bungee spaghetti straps and a built-in padded bust. Showcase some skin with her alluring open-back with X-cross straps and zipper closure. Her mermaid silhouette gently flows into a floor-length hem to elongate your figure. The formal dress is composed of mesh-lined fabric with minimal stretch. Complete the look with a sleek clutch.

    Fit & Features

    • Sleeveless square neck, bungee spaghetti straps
    • Built-in padded bust, adhesive bra recommended
    • Open-back, X-cross straps, zipper closure
    • Mermaid silhouette
    • Floor-length hem
    • Sequin mesh-lined fabric, minimal stretch 
    • Runs true to size

    Style Number/Barcode: 05002-2090

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Taylor Satin Floral High-Slit Dress

    Special Occasion

    Dress to impress this season in the stunningly chic Taylor satin floral dress! She features a sleeveless V-neckline, adjustable spaghetti straps, and a slim-fit bodice with cinched details that flows out to a floor-length skirt with a thigh-high front slit. The satin fabric showcases an all-over floral print for a romantic vibe. Complete your look with gold hoop earrings and new heels.

    Fit & Features

    • V-neckline
    • Adjustable spaghetti straps
    • Back zipper and hook and eye closure
    • Slim-fit bodice
    • Cinched details at the waist
    • Floor-length skirt, high front slit
    • Stretch satin fabric, short knit lining, floral print
    • Runs true to size

    Style Number/Barcode: 05002-1177

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
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  • Haley Formal Shimmering Metallic Dress

    Special Occasion 

    Glow from within as your radiate your natural beauty in our shimmering Haley dress! She features a sleeveless bodice, a plunging V neckline and narrow adjustable straps that lead to a cross back design. Her slim fit bodice leads to a narrow waist band accent and flows into a sweeping floor length skirt with pleated detailing throughout. She is composed of a metallic mesh fabric that offers a relaxed fit with minimal stretch. Dress is lined with a smooth knit fabric and includes a back zipper closure. 

    Model is 5'8.5" with a 32 bust, 24 waist and 35" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-5816

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Margot Formal Ruffled Velvet Dress

    Special Occasion 

    Bring the elegance in a formal prom dress that showcases your timeless style. Margot features a sleeveless V-neckline, spaghetti straps that lead to a cross-back design, and a bow accent at the lower back that leads to a ruffled trim. She is composed of a lined velvet fabric that offers a form-hugging fit with a moderate stretch. Complete your prom-ready look with rhinestone heels and a faux fur wrap.

    Fit & Features

    • Sleeveless V-neckline, spaghetti straps, cross-back design
    • Adhesive bra recommended
    • Bow accent at the lower back
    • Ruffled trim
    • Sheath silhouette 
    • Lined velvet fabric 
    • Form-hugging fit, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1825

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

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  • Liyah Formal Velvet Ruffle Dress

    Special Occasion

    Leave every room making people's jaws drop in the sophisticated and sultry Liyah formal dress perfect for holiday balls or winter weddings! She features a classic sleeveless square neckline, bust lining, spaghetti straps, and a high-waist seam that leads to her form-hugging, mermaid silhouette, and ruffled high-low hem. The formal dress is composed of a woven fabric with a flocked velvet pattern and minimal stretch. Style with a rhinestone bracelet and heels to complete your dressy look!

    Fit & Features

    • Sleeveless square neckline, bust lining, spaghetti straps
    • High-waist seam
    • Form-hugging, mermaid silhouette
    • Ruffled high-low hem
    • Woven fabric, flocked velvet pattern, minimal stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-3175

    Category Name: Long Wedding Guest Dresses

    Price: $29.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Hazel-Anne Formal Ruched Mermaid Dress

    Special Occasion 

    Enter the room with timeless elegance in a formal dress that captivates from the moment you enter the room! The dress features a sleeveless cowl neckline, spaghetti straps, ruching, a high side, and a mermaid silhouette. The dress is composed of a lined satin fabric that offers a form-hugging fit with a moderate stretch. Complete the look with rhinestone heels

    Fit & Features

    • Sleeveless cowl neckline, spaghetti straps
    • Ruching 
    • High side slit 
    • Mermaid silhouette
    • Lined satin fabric 
    • Form-hugging fit, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-1486

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Ellie Cowl Neck A-Line Long Satin Formal Dress

    Special Occasion

    Sleek and figure-flattering, the Ellie satin formal dress is stunning for bridesmaids, weddings, or formal soirees! The cowl neckline and A-line silhouette provide a chic, sophisticated look on every body type, while the spaghetti straps and front slit offer a touch of sultry. Made of luxurious satin fabric, this floor-length dress will make you feel so chic and confident. Complete the look with dainty earrings and block heels.

    Fit & Features

    • Satin fabric with minimal stretch
    • Adjustable spaghetti straps
    • Front slit
    • A-Line silhouette, floor-length
    • Runs true to size

    Style Number/Barcode: 05002-8112

    Category Name: Long Wedding Guest Dresses

    Price: $64.90

    Availability: In Stock

    Available Color: ROSE, GOLD

    Available Size: XS, S

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  • Lillian High Slit Formal Dress

    Special Occasion

    Show up and stun in the Lillian sleek sleeveless formal dress. She features a trendy cowl neckline, spaghetti straps, a high waist seam, ruched side detailing leading to a sultry thigh-high slit, and a fitted floor-length silhouette. Style this dress with a chic embellished clutch.

    Fit & Features

    • Sleeveless cowl neckline, spaghetti straps
    • Strapless or adhesive bra recommended
    • High waist seam
    • Side ruching, high side slit
    • Floor-length fitted silhouette
    • Knit fabric, knit lining
    • Form-hugging fit, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1909

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Dana Formal Heat Stone Long Dress

    Special Occasion

    Lights, camera, action! Steal the spotlight in the Dana formal dress showcasing all the elegant glamour for your next black tie gala or dressy banquet! She features long sleeves, a mock neckline, and a bodycon silhouette with a sexy high-cut side slit along her long-length hem. The formal dress is composed of a heat stone embellished mesh fabric with a knit lining and moderate stretch. Complete the look with a clutch purse and heels.

    Fit & Features

    • Long sleeves, mock neckline
    • Back zipper closure
    • Bra-friendly design
    • High-cut side slit
    • Bodycon fit, long-length hem
    • Heat stone embellished, mesh fabric, knit lining, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-2640

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Ruth Formal Lace Tulle Ruffled Dress

    Special Occasion

    If you have to be fancy soon, the Ruth formal dress exudes romance and drama for every event you're invited to! She makes a grand entrance in her sleeveless sheer lace bustier bodice with a sweetheart neck, adjustable spaghetti straps, non-slip grip lining, built-in padded bust with underwire, and flexible boning inserts. Her a-line silhouette features voluminous tiered ruffles that lead to the floor-length hem. The formal dress is composed of lace and tulle fabric with a stretchy knit lining. Style with fringe earrings and a clutch to complete your dressy look!

    Fit & Features

    • Sleeveless sweetheart neck, non-slip grip, adjustable spaghetti straps
    • Built-in padded bust, underwire support
    • Back zipper and hook-eye closure
    • Sheer lace bustier bodice, flexible boning
    • A-line silhouette, tiered ruffles, floor-length hem
    • Lace and tulle fabric, stretchy knit lining
    • Runs true to size

    Style Number/Barcode: 05002-2711

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Emery Formal Wrap Sequin Dress

    Special Occasion

    Catch the light with every step you take in the gorgeous Emery formal wrap sequin dress! She features a sleeveless V-neckline with a surplice design, adjustable spaghetti straps for a customized fit, a floor-sweeping hem with a ruched wrap-front silhouette creating a high side slit, and a form-hugging fit. The lined mesh fabric features glimmering sequin embroidery in a stunning scroll pattern. Style with strappy stilettos for your next fancy gala.

    Fit & Features

    • Sleeveless V-neckline, surplice design, adjustable spaghetti straps
    • High waist seam, back zipper, hook and eye closure
    • Floor-length hem, ruched wrap-front silhouette, side slit, form-hugging fit
    • Sequin embroidery, scroll pattern
    • Sheer mesh fabric, full knit lining, minimal stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-2835

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
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  • Alani Formal High Slit A-Line Dress

    Special Occasion

    Dazzle for your special evening with a formal dress that stuns like a true one of a kind! The dress features a sleeveless sweetheart neckline with padded cups, adjustable spaghetti straps, a corset-like bodice, ruching, and a wrap A-line skirt. The dress is composed of a lined crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with faux suede heels and dainty rings

    Fit & Features

    • Sleeveless sweetheart neckline
    • Padded cups, adjustable spaghetti straps
    • Corset-like bodice
    • Ruching 
    • Wrap A-line skirt
    • Lined crepe fabric 
    • Form hugging fit, moderate stretch, runs true to size

    Style Number/Barcode: 05002-1440

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Tasha Strapless Crepe Dress

    Special Occasion

    Our beautiful Tasha is the definition of class. Strut your stuff in her captivating silhouette!

    Fits & Features 

    • Square Neckline
    • Padded Busts With Vertical Seams
    • Gathering Detail At The Waist 
    • Slim Fit Bodice
    • Floor Length, Wrap Skirt I Thigh-High Slit 
    • Lined, Crepe Composition 
    • Body-Hugging Fit I Moderate Fit 

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-0429

    Category Name: Long Wedding Guest Dresses

    Price: $29.97

    Availability: Out of Stock

    Product Badge:
  • Gemma One-Shoulder Mermaid Dress

    Special Occasion

    Bring the chic energy to your formal night out in the Gemma mermaid dress. She features an asymmetrical one-shoulder neckline, a single long puff sleeve, a fitted high waist seam, front ruching leading to a thigh-high slit, and a floor-length, curve-hugging, mermaid silhouette. Style with rhinestone statement earrings.

    Fit & Features

    • Asymmetrical one-shoulder neckline
    • Strapless or adhesive bra recommended
    • Single long puff sleeve, tapered hem
    • Fitted high waist seam
    • Front ruching, high slit
    • Floor-length, fitted, mermaid silhouette
    • Smooth knit fabric, short lining, plenty of stretch
    • Runs true to size

    Style Number/Barcode: 05002-2448

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
  • Greta Formal High Slit Chiffon Dress

    Special Occasion 

    Grace them all with a gorgeous dress that mesmerizes with each twirl! Greta features V-neck and back, vertical princess seams, sheer short flutter chiffon sleeves, and a flowy A-line silhouette with a high slit. Greta is composed of a lined chiffon fabric that offers a relaxed fit with minimal stretch. Complete look with heels and a shoulder bag.

    Fit & Features

    • V-neck and back
    • Vertical princess seams
    • Back zipper and hook and eye closure
    • Sheer short flutter sleeves
    • A-line silhouette
    • Lined chiffon fabric, relaxed fit, minimal stretch 
    • Runs true to size 

    Style Number/Barcode: 05002-1463

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Sandra Formal Satin Corset Mermaid Dress

    Special Occasion

    You'll be a stunning sight in the Sandra formal dress at banquets or as a bridesmaid! She features a sleeveless cowl neckline, adjustable spaghetti straps for a customizable fit, a corset-style bodice, flexible boning, a mermaid silhouette, and a front ruched seam atop a skin-flaunting high slit along her floor-length hem. The formal dress is composed of a lined silky satin fabric with a sheen effect and moderate stretch. Style with a fab shawl and a tiara to complete the look!

    Fit & Features

    • Sleeveless cowl neckline, adjustable spaghetti straps
    • Corset bodice, flexible boning, back zipper and hook-eye closure
    • Front ruched seam, high slit
    • Mermaid silhouette, floor-length hem
    • Lined silky satin fabric, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7548

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
  • Samara Lace-Up High Slit Sequin Formal Dress

    Special Occasion

    Exude glamour in the strikingly stunning Samara sequin formal dress! She features a sleeveless square neckline, adjustable spaghetti straps, an open back with a strappy lace-up design for a customized fit, a high waist seam, a floor-length hem with a chic high side slit, and a slim-fit silhouette. The lined mesh fabric features sequin embroidery in an intricate scroll pattern that will catch the light beautifully. Complete the look with a layered rhinestone necklace.

    Fit & Features

    • Sleeveless square neckline, adjustable spaghetti straps
    • Open back, strappy lace-up design, tie closure, lower back zipper closure
    • High waist seam
    • Floor-length hem, high side slit, slim-fit silhouette
    • Sequin embroidery, scroll pattern
    • Sheer mesh fabric, full knit lining, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-6842

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale