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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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.

  • Kelly Formal Glitter Cowl Neck Dress

    Special Occasion

    The night is sparkling and you'll never want it to end in the stunning Kelly formal dress showcasing a display of glitter that the light loves to glisten! She features long sleeves, a cowl neckline, an empire waist, and a form-hugging silhouette with a sexy high-cut side slit along her long hem. The formal dress is composed of a glitter knit fabric with a short knit lining and moderate stretch. Complete your wedding guest, fall banquet, or charity ball look in statement earrings and heels.

    Fit & Features

    • Long sleeves, cowl neckline, empire waist
    • Bra-friendly design
    • Form-hugging silhouette
    • High-cut side slit
    • Long-length hem
    • Glitter knit fabric, short knit lining, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-2516

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Cathy Formal Metallic Wrap Dress

    Special Occasion

    Wrap yourself with dazzling shine as you captivate them all in our Cathy dress! She features a sleeveless wrap V-neckline, spaghetti straps, ruching, a high off-center slit that shows off plenty of leg, and a wrap silhouette that embraces curves. The dress is composed of a glitter lurex fabric that offers a form hugging fit with a moderate stretch. Complete look with chrome heels.

    Fits & Features

    • Sleeveless wrap V-neckline
    • Spaghetti straps
    • Ruching, high off-center slit
    • High waist, wrap silhouette 
    • Metallic glitter lurex fabric
    • Form hugging fit, moderate stretch
    • Runs true to size

     
    The saturation of glitter varies. Glitter may transfer.

    Style Number/Barcode: 05002-0366

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Ilya Satin Backless Mermaid Dress

    Special Occasion

    Catch everyone's gaze in the daring Ilya formal satin dress! She features a sleeveless square neckline, spaghetti straps, an alluring open back with a cross-back strap design, and a cowl-draped detail at the lower back. Her slim-fit bodice leads to a floor-length hem with a fitted mermaid silhouette and a sultry high front slit to showcase some leg. The smooth satin-knit fabric offers a moderate stretch. Style the long dress with rhinestone heels.

    Fit & Features

    • Sleeveless square neckline, spaghetti straps
    • Open back, cross-back strap design
    • Cowl draped design at the lower back
    • High waist seam, slim-fit bodice
    • Floor-length hem, mermaid silhouette, high front slit
    • Satin-knit fabric, knit lining at the bust
    • Sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-6931

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
  • Jovie Formal Sequin Slit Mermaid Long Dress

    Special Occasion

    To sparkle is always the answer to the Jovie formal dress covered in head-to-toe sequins to make your dazzling entrance! Perfect for school dances, black tie weddings, and dressy celebrations. She stuns in a sleeveless square neckline, tank-style straps, and a form-hugging mermaid silhouette that creates the high-cut front slit along her floor-length hem. The formal dress is composed of a sequin-embroidered fabric with a lining. Complete the look in platform heels.

    Fit & Features

    • Sleeveless square neck, tank-style straps
    • Back zipper and hook-eye closure
    • Form-hugging, mermaid silhouette
    • High-cut front slit, floor-length hem
    • Sequin-embroidered fabric, stretchy knit lining
    • Lightly padded bust, bra optional
    • Runs true to size

    Style Number/Barcode: 05002-2844

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Nemi Formal High Slit Ruched Dress

    Special Occasion

    Create a mesmerizing impression with an elegant formal dress that captivates! Nemi features a sleeveless cowl neckline, padded cups, corset seams at the bodice, flexible boning, and ruching. Her slim fit bodice leads to a mermaid silhouette accented with a high side slit. Nemi is composed of satin fabric that offers a form hugging fit with minimal stretch. Complete look with rhinestone heels and a tennis bracelet

    Fit & Features

    • Sleeveless cowl neckline
    • Padded cups, adjustable spaghetti straps
    • Corset seams at bodice, flexible boning
    • Ruching
    • Mermaid silhouette, high side slit
    • Satin fabric
    • Form hugging fit, minimal stretch, runs true to size

    Style Number/Barcode: 05002-1294

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Remi Sequin Mesh Mermaid Dress

    Special Occasion

    Illuminate the night in the stunning sequin-adorned Remi mermaid dress. She features a sleeveless V-neckline, spaghetti straps that lead to a flirty open back with a lace-up design, and a floor-length, fitted, mermaid silhouette. The lined mesh fabric has chic all-over sequin embroidery in a vintage-inspired pattern. Complete the look with radiant rhinestone earrings.

    Fit & Features

    • Sleeveless V-neckline
    • Spaghetti straps, open back, lace-up design
    • Lower back zipper and hook and eye closure
    • Floor-length mermaid silhouette
    • Sheer mesh fabric, full knit lining, moderate stretch
    • Sequin embroidery, scroll pattern
    • Runs true to size

    Style Number/Barcode: 05002-1561

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Stephanie Formal Glitter A-Line Dress

    Special Occasion

     Allover glitter brings shimmering beauty to the Stephanie formal dress perfect for making your mesmerizing entrance! She brings classic style in her sleeveless cowl neckline with adjustable spaghetti straps that sit atop the fitted bodice and high waist seam. Her flattering A-line silhouette offers a sultry show of leg in the high-cut front slit along the floor-sweeping hem perfect for styling with sleek metallic heels.

    Fit & Features

    • Sleeveless cowl neckline, adjustable spaghetti straps
    • Fitted bodice, high waist seam
    • A-line silhouette
    • High-cut front slit
    • Floor-length hem
    • Glitter knit fabrication, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7004

    Category Name: Long Wedding Guest Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: NAVY, WINE

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

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  • Bianca Ruched Mermaid Formal Dress

    Special Occasion

    Get a gorgeous, curve-hugging silhouette in the simple yet chic Bianca formal dress. She features a sleeveless deep V-neckline with a padded bust, spaghetti straps, front and back ruched detailing, and a floor-length, form-fitting mermaid silhouette. Style this dress with rhinestone earrings to add a pretty sparkle to the look.

    Fit & Features

    • Sleeveless V-neckline, built-in padded bust
    • Adjustable spaghetti straps
    • Front and back ruching
    • Floor-length mermaid silhouette
    • Form-hugging fit
    • Crepe fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1922

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Ria Formal High Slit Ruched Dress

    Special Occasion

    Captivate them all as you make a head-turning entrance in our Ria dress! She features an off-the-shoulder neckline with ruched off-shoulder strap accents, a slim-fit bodice that leads to a curve-hugging floor-length silhouette, and a ruched off-center high slit detail. The dress is composed of a double-lined smooth knit fabric that offers a moderate stretch. Complete your stunning look in sparkly heels.

    Fit & Features

    • Sleeveless off-the-shoulder neckline, strap accents
    • Strapless bra recommended
    • Slim-fit bodice, ruching, high-cut side slit
    • Curve-hugging floor-length silhouette
    • Double-lined knit fabric
    • Moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-0034

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Evangeline Crepe One Shoulder Dress

    Go for drama in our fab Evangeline. Her one-shoulder long sleeve and thigh-high slit add a modern and sophisticated touch. Slip right into her sleek and form-hugging silhouette that'll contour and celebrate your every curve. Complete look with a rhinestone clutch

    Fits & Features 

    • One-shoulder neckline, fitted long sleeve
    • Wired V-neckline
    • Back zipper closure 
    • Floor-length hemline, high side slit
    • Lined crepe fabric 
    • Form hugging fit, moderate stretch, runs true to size

    Style Number/Barcode: 05002-0892

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Marleen Formal Crepe Corset Off-The-Shoulder Dress

    Special Occasion

    Flaunt your curves in the Marleen formal long dress and make a daring impression at banquets or fancy parties! She features a classy off-the-shoulder sweetheart neckline with a built-in padded bust and short-sleeve cuffs, a corset-style bodice with structured boning that creates an illusion of an hourglass figure, a high waist seam with ruching, a hip-hugging fit, and a slim floor-length silhouette showcasing a flattering front high slit. The formal maxi dress is composed of a crepe fabric and includes a smooth knit lining that offers moderate stretch. Complete the look in bold rhinestone heels and earrings.

    Fit & Features

    • Off-the-shoulder sweetheart neckline, padded bust, short-sleeve cuffs
    • Corset-style bodice, flexible boning inserts, back zipper, hook and eye closure
    • High waist seam, ruched waist, hip-hugging fit
    • Slim floor-length silhouette, high front slit
    • Crepe fabrication, knit lining, moderate stretch
    • Bra optional
    • Runs true to size

    Style Number/Barcode: 05002-7398

    Category Name: Long Wedding Guest Dresses

    Price: $64.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: XS, S

    Product Badge:
  • Stella Satin Cowl Neck High Slit Formal Dress

    Special Occasion

    So sleek and stunning, the Stella satin formal dress will elevate your wedding guest, party, or dance look! She features a sleeveless cowl neckline, spaghetti straps that lead to a cross-back design, a high waist seam, ruching, a floor-length hem with a thigh-high front slit, and a slim-fit silhouette. The silky-satin knit fabric offers a moderate stretch. Style with a sticky bra and rhinestone earrings.

    Fit & Features

    • Sleeveless cowl neckline
    • Spaghetti straps, cross-back design
    • High waist seam, ruching
    • Floor-length hem, high front slit
    • Slim-fit silhouette
    • Satin-knit fabric, lined bust, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7414

    Category Name: Long Wedding Guest Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: HUNTER, MOCHA, ROYAL

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

    Product Badge:
  • Clarice Formal Crepe Cutout Dress

    Special Occasion

     Elegant and sleek, Clarice brings the charm to your formal night! She stuns in a sleeveless, plunge v-neckline with sleek bungee spaghetti straps, princess seams along her fitted bodice with waist cutouts, and a revealing open back with lattice strap detail. Her form-fitting, a-line silhouette offers a show of leg in the sexy front high-cut slit along the floor-length hem. The special occasion dress is composed of a crepe-knit lined fabric with a moderate stretch. Complete your dressy look in an elegant choker and statement earrings.

    Fit & Features

    • Sleeveless, plunge v-neckline, bungee spaghetti straps
    • Built-in padded bust, fitted bodice, princess seams
    • Waist cutouts, open-back, lattice strap detail, zipper closure
    • Form-fitting, a-line silhouette, front high-cut slit
    • Floor-length hem
    • Crepe-knit lined fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-2413

    Category Name: Long Wedding Guest Dresses

    Price: $24.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Kelsey Halter Lace-Up Mermaid Dress

    Special Occasion

    Step out and slay in the sultry and chic Kelsey dress! She features a sleeveless bodice, a plunging V-neckline, and halter straps that lead to a lace-up back design that lets you adjust the fit on the form-hugging mermaid hem. Style this dress with rhinestone statement earrings and a sparkly clutch.

    Fit & Features

    • Sleeveless bodice, deep V-neckline
    • Halter straps
    • Lace-up back design
    • Floor-length mermaid silhouette
    • Form-hugging fit
    • Stretchy knit fabric, short lining
    • Runs true to size

    Style Number/Barcode: 05002-1305

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Keanna Formal Sequin Mermaid Long Dress

    Special Occasion

    A gorgeous pattern of sequins adorns the Keanna formal dress to make your perfect entrance at galas or as a bridesmaid! She stuns in a sleeveless square neck with sleek bungee spaghetti straps, a form-hugging mermaid silhouette that effortlessly flows into the floor-length hem. The formal dress is composed of a sequin-scroll pattern mesh fabric with a stretchy knit lining. Complete the look with a rhinestone choker.

    Fit & Features

    • Sleeveless square neck
    • Bungee spaghetti straps
    • Back zipper closure
    • Form-hugging, mermaid silhouette
    • Floor-length hem
    • Sequin-scroll pattern, mesh fabric, stretchy knit lining
    • Runs true to size

    Style Number/Barcode: 05002-6982

    Category Name: Long Wedding Guest Dresses

    Price: $24.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Ilana Satin Column Gown

    Special Occasion

    Streamlined in design and simply stunning on you, our satin Ilana gown is effortlessly sophisticated. She features a seamed, deep V bodice with darting at bust and a back zip, and a long, straight, curve-hugging slim skirt. Ilana is fully lined and made from a shiny satin fabric with ample stretch.

    Style Number/Barcode: 05002-0052

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Online Only
  • Mila High Slit Ruched Dress

    Special Occasion 

    Show off a hint of leg in our sultry Mila dress! She features a sleeveless trendy square neckline, adjustable spaghetti straps, ruched side seams, and a floor-length, curve-hugging silhouette with a thigh-high side slit. Style this dress with a pair of sleek stilettos and lots of shine for an A-list look!

    Fit & Features

    • Sleeveless square neckline
    • Adjustable spaghetti straps
    • Ruched side seams
    • Floor-length, form-fitting silhouette
    • High side slit
    • Lined smooth knit fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-0880

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Plus Roxy Sweetheart Dress

    Special Occasion

    Keep it classy for your next formal event! Our Roxy floor length dress features an off the shoulder sweetheart neckline that creates short sleeves, light pleating along the bodice to create a flattering hourglass silhouette and a large front slit to provide a tease of leg leading to a trumpet skirt. She is composed of a crepe fabric that offers a luxurious feel and offers plenty of stretch.  

    *Web exclusive - online returns only* 

    Model is 5'11 with a 47" bust, 40.5" waist and 57.5" hips. She is wearing a size 1X.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 15002-0001

    Category Name: Long Wedding Guest Dresses

    Price: $29.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Quincy A-Line High Slit Formal Dress

    Special Occasion

    Slip into the simple yet chic Quincy formal dress! She features a sleeveless cowl neckline, adjustable spaghetti straps for a customizable fit, an open back with a lace-up tie design, and a fitted, floor-length, A-line silhouette with a high side slit. Style this dress with rhinestone heels to add a hint of sparkle.

    Fit & Features

    • Sleeveless cowl neckline, adjustable spaghetti straps
    • Built-in padded bust, no bra required
    • Open back, lace-up design, tie closure
    • Back zipper closure
    • Floor-length, A-line silhouette, side slit
    • Smooth knit-lined fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-7880

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
  • Deirdre Sequin Mesh Slit Gown

    Special Occasion

    Shine all evening long in our dazzling bodycon Deirdre gown! She features all-over patterned sequin embellishment, adjustable cross-back spaghetti straps, a V-neck bodice with beige mesh panel at bust and back zip with hook-and-eye closure, and a high-seam waist leading to a long skirt with high side slit. Deirdre is fully lined and made from a woven mesh blend with minimal stretch.

    Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-0283

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
  • Blake Lace Back Satin Dress

    Special Occasion

    Captivate them all with our gorgeous Blake lace back satin dress! She features a sleeveless bodice, spaghetti straps that cross and lead to a sheer lace back with a zipper and hook and eye closure, a V neckline with a padded bust, and flattering princess seams. Her high waist leads to a flowy floor-length skirt with an A-line silhouette and a sultry thigh-high front slit. The dress is composed of a smooth satin fabric that offers a moderate stretch. Complete your stunning look with a chic pair of new earrings.

    Fit & Features

    • Spaghetti straps that lead to a cross back design
    • Sheer lace back with a zipper and hook and eye closure
    • V neckline with a padded bust
    • Floor-length skirt with a high front slit
    • A-line silhouette
    • Satin fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-0136

    Category Name: Long Wedding Guest Dresses

    Price: $37.97

    Availability: Out of Stock

    Product Badge:
  • Georgina Formal Velvet Long Dress

    Special Occasion

    Soft to the touch and oh-so-luxe, you'll be a favorite among party-goers in the ravishing Georgina formal dress perfect for weddings, black tie events, and red carpets. She features an off-the-shoulder sweetheart neckline, short-sleeve cuffs, a lightly padded bust, a pleated side seam, and a form-hugging mermaid silhouette with a flirty slit along her floor-length hem. The long formal dress is composed of luxurious velvet fabric. Style with statement earrings to complete the look!

    Fit & Features

    • Off-the-shoulder sweetheart neckline, short-sleeve cuffs
    • Lightly padded bust, pleated side seam
    • Form-hugging, mermaid silhouette
    • Front slit, floor-length hem
    • Lined velvet fabric, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-2612

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Charmaine Formal One-Shoulder Satin Dress

    Special Occasion

    Make an elegant impression with a formal dress that makes a breathtaking entrance! Charmaine features a one-shoulder neckline with a draped short sleeve, a high side slit, and an A-line silhouette. The dress is composed of a satin-like fabric that offers a form-hugging fit. Complete the look with rhinestone heels.

    Fit & Features

    • One-shoulder neckline, draped short sleeve
    • Built-in padded bust, no bra required
    • Back zipper closure, high side slit
    • Form-fitting, a-line silhouette
    • Satin-lined fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1325

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Jessica Formal Lace Slit Long Dress

    Special Occasion

    Delightfully alluring and effortless! Unveil your beauty in the Jessica formal lace dress for your walk down the aisle as a bride or graduate! She brings the romance in her sleeveless V-neckline with scallop trim, adjustable spaghetti straps, a lightly padded bust, and a slim curve-hugging silhouette with a sultry high side slit and long hem. The formal dress is composed of a lace fabric with a stretchy knit lining. Style with earrings and simple block heels.

    Fit & Features

    • Sleeveless V-neckline, scallop trim
    • Adjustable spaghetti straps, lightly padded bust
    • Slim, curve-hugging silhouette
    • High side slit, long hem
    • Lace fabric, stretchy knit lining
    • Bra optional
    • Runs true to size

    Style Number/Barcode: 05002-5577

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge: