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.

  • Joni Formal High Slit Glitter Dress

    Special Occasion

    Glitzy and alluring, the Joni formal long high slit glitter dress will bring that wow factor to your next fancy soiree! She features a sleeveless V-neckline, a padded bust that eliminates the need for a bra, bungee spaghetti straps, and an open back with a thin strappy design. Her high waist leads to front ruched detailing and a sultry thigh-high slit on her curve-hugging, floor-length hem. The glitter knit fabric will give off the prettiest shimmer that is sure to have all eyes on you. Complete your look with strappy stilettos.

    Fit & Features

    • Sleeveless V-neckline, padded bust
    • Bungee spaghetti straps
    • Open back, cross-back straps, lower back bar straps
    • High waist seam, front ruching, thigh-high slit
    • Floor-length hem, curve-hugging silhouette
    • Glitter knit fabric, short knit lining, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-2461

    Category Name: Long Wedding Guest Dresses

    Price: $39.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Celine Formal Ruche Slit Long Dress

    Special Occasion

     Radiate the room in the Celine formal satin dress sure to have all eyes on you! She features a sultry, sleeveless, v-neckline, spaghetti straps, and a ruched overlay bodice that leads to her open-back design with cross strap accents. Flaunt your femme figure on her bodycon silhouette with a center front slit perfect for showcasing some leg on the floor-length hem. The formal dress is composed of a luxe satin-lined fabric with a moderate stretch. Finish the look with fringe rhinestone earrings and a clutch.

    Fit & Features

    • Sleeveless, V-neckline, spaghetti straps
    • Adhesive bra recommended
    • Ruched overlay bodice
    • Open-back, cross straps
    • Bodycon silhouette
    • Center front slit, floor-length hem
    • Satin-lined fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-2307

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Samaria Formal Crushed Velvet Long Dress

    Special Occasion

    Beautifully crafted from crushed velvet for a brilliant luxe look, the Samaria formal dress will have you looking flawless at school dances, weddings, and banquets! She features a sleeveless V-neckline, a padded bust, sleek bungee spaghetti straps that form the strappy back design, a mermaid silhouette, and a sultry front slit along her floor-length hem. The formal long dress is composed of a soft crushed velvet fabric with lining and moderate stretch. Finish the look with a rhinestone bracelet and stiletto heels.

    Fit & Features

    • Sleeveless V-neckline, padded bust
    • Bungee spaghetti straps, open strappy back
    • Mermaid silhouette
    • High front slit
    • Floor-length hem
    • Crushed velvet-lined fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-7389

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $72.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Sophia High-Slit Mermaid Dress

    Special Occasion

    Radiate chic elegance in the simply stunning Sophia formal dress. She features a sleeveless V-neckline with a center keyhole cutout, spaghetti straps that lead to an open back with a cross-strap design, a high waistband, back ruched detailing, and a floor-length fitted mermaid silhouette with a thigh-high side slit. Complete the look with shimmering rhinestone earrings.

    Fit & Features

    • Sleeveless V-neckline, princess seams, center keyhole cutout
    • Spaghetti straps
    • Open back, cross-strap design
    • High waistband
    • Back ruched detailing
    • Floor-length mermaid silhouette, high side slit
    • Crepe fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1795

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Kazia Formal Lace Up Sequin Dress

    Special Occasion

    Look and feel like royalty in the Kazia formal sequin dress to create a memorizing entrance at prom! She features class and grace in a sleeveless, sweetheart neck with thin spaghetti straps and a built-in padded bust, and a low-cut back with tie closure. Her form-fitting bodice leads to a mermaid floor-length hem that showcases your flattering figure. The formal dress is composed of a sequin embroidered fabric with inner lining and no stretch. Complete the look in statement earrings.

    Fit & Features

    • Sleeveless, sweetheart neck, thin spaghetti straps
    • Built-in padded bust, adhesive bra recommended
    • Low-cut back, tie-closure, zipper closure
    • Form-fitting, mermaid silhouette, floor-length hem
    • Sequin embroidery, inner lining, no stretch
    • Runs true to size

    Style Number/Barcode: 05002-2332

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $144.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Stuck on Floral Maxi Dress

    Have a floral moment in this flowy maxi dress! Style it with hoops and wedges for the perfect day date look.

    Fit & Features

    • Off the Shoulder
    • Double Front Slits
    • Maxi Length

    Model is 5'9" with a 32" bust, 24" waist and 34" hips. She is wearing a size small.

    Style Number/Barcode: 05101-0632

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $38.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Plus Eve Double Slit Formal Dress
    Special Occasion 

    Bring the drama as you raise the stakes in our bold Eve dress! She features a halter neck with square bust, tank-like straps that lead to a sexy lattice back and princess seams. Her relaxed fit bodice leads to an elongating floor length silhouette that is accented with two high side slits to show of plenty of leg. Dress is composed of a lined stretchy satin-like fabric that offers a curve flattering fit with a moderate stretch. 

    Model is 5'9" with a 44" bust, 37" waist and 47" hips. She is wearing a size 1X

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 15002-0095

    Category Name: Long Wedding Guest Dresses

    Price: $38.97 $84.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • 50% Off
  • Kairi Formal Satin A-Line Dress

    Special Occasion 

    Make a mesmerizing impression with a formal dress that wows from all your best angles! Kairi features a sleeveless wired sweetheart neckline, spaghetti straps, and illusion mesh accents at the back. Her slim-fit bodice leads to a sweeping A-line silhouette with a wrap design. The dress is composed of a lined satin fabric that offers a relaxed fit with minimal stretch. Complete look with rhinestone heels and a rhinestone clutch

    Fit & Features

    • Sleeveless wired sweetheart neckline
    • Spaghetti straps
    • Adhesive bra recommended
    • Mesh back panels, zipper closure
    • High waist seam, wrap A-line silhouette
    • Lined satin fabric 
    • Relaxed fit, minimal stretch
    • Runs true to size 

    Style Number/Barcode: 05002-2259

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Cynthia Formal Glitter Mermaid Dress

    Special Occasion

    Stun the crowd with your sparkle in the Cynthia formal glitter dress for a night out at a gala, school dance, or charity auction! She features a sleeveless square neck with a built-in padded bust, adjustable spaghetti straps, a sultry side and back cutout with a sheer mesh overlay, a form-hugging mermaid silhouette, and a high front slit along the floor-length hem. The formal long dress is composed of shimmering glitter knit fabric. Complete the look with a necklace and earrings.

    Fit & Features

    • Sleeveless square neck, padded bust, adjustable spaghetti straps
    • Back zipper, hook and eye closure
    • Side and back cutout, sheer mesh fabric overlay
    • Mermaid silhouette, high front slit, floor-length hem
    • Glitter knit fabric, lined bust, moderate stretch
    • Bra optional
    • Runs true to size

    Style Number/Barcode: 05002-4022

    Category Name: Long Wedding Guest Dresses

    Price: $64.90

    Availability: Out of Stock

  • Mailyn Chiffon Ruffled Formal Dress

    Special Occasion

    Leave them all entranced as you enter the room in the Mailyn chiffon formal dress that brings the ethereal vibes! She features a sleeveless scoop neckline, a ruffled trim overlay, adjustable spaghetti straps so you can customize the fit, an empire waist, and a flowy, floor-length silhouette. Dress her up in sparkly rhinestone heels and a matching clutch.

    Fit & Features

    • Scoop neck, adjustable spaghetti straps
    • Strapless or adhesive bra recommended
    • Ruffled trim overlay, empire waist
    • Flowy silhouette
    • Floor-length hem
    • Sheer chiffon fabric, inner knit lining, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05002-2040

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • April Front Slit Strapless Crepe Dress

    Special Occasion

    With a clean and streamlined silhouette, our April is an absolute stunner. Her crepe fabric will hug your every curve and flaunt that figure. Pair her with gold-tone jewelry pieces for an alluring finish! 

    Fits & Features

    • Strapless, Straight Neckline
    • Wrap Skirt I Front Slit
    • Floor Length Hem 
    • Crepe Fabric 
    • Form-Hugging Slim Fit 

     

    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: 05002-0587

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $39.90

    On Sale: Yes

    Availability: Out of Stock

  • Tania Classic Mermaid Gown

    Special Occasion

    Our Tania is definitely a classic beauty. She features a one shoulder asymmetrical cap sleeve that crosses over in the back, a sweetheart neckline that has padded cups, and a wrap bodice detail. She has a form fitting silhouette that flares to mermaid style weighted hem that sweeps the floor. She is composed of a crepe material that offers moderate stretch.

    Model is 5'9" with a 34" bust, 24" waist and 35.5" hips. She is wearing a size small.
     

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-0183

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

  • Tori Formal Sleeveless Velvet Mermaid Dress

    Special Occasion

    Give off major regal vibes in the luxe Tori formal velvet mermaid dress! She features a sleeveless square neckline with a built-in padded bust, tank shoulder straps, a square back design, a floor-length mermaid silhouette, and a curve-hugging fit. The soft and smooth velvet fabric offers plenty of stretch for comfortable wear. Complete your look with rhinestone fringe earrings and give off that queen energy!

    Fit & Features

    • Sleeveless square neckline
    • Padded bust, strapless bra or sticky bra optional
    • Square back design, back zipper, hook and eye closure
    • Floor-length mermaid silhouette
    • Form-hugging fit
    • Velvet fabric, knit lining at the bust, plenty of stretch
    • Runs true to size

    Style Number/Barcode: 05002-2780

    Category Name: Long Wedding Guest Dresses

    Price: $24.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

  • Ailyn Formal V-Neck Cutout Mermaid Dress

    Special Occasion

    Major sultry appeal! The Ailyn Formal V-Neck Cutout Mermaid dress flaunts your curvy figure on her effortless form-fitting silhouette that shows plenty of skin. She features a sleeveless V-neck with dual spaghetti straps in a cross-front design, a bust cutout, and a floor-length, mermaid fit. Complete the look in a statement jewelry set perfect for prom!

    Fit & Features

    • V-neck, dual spaghetti straps, cross-front design
    • Adhesive bra recommended
    • Front bust cutout
    • Mermaid silhouette, floor-length hem
    • Sleek knit fabric
    • Form-hugging fit, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1903

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $46.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Layla Sleeveless High-Slit Formal Dress

    Special Occasion

    Reign in elegance in the chic Layla formal dress. She features a sleeveless bodice with a bustier-designed top, thin shoulder straps, and a low back. Her high waist seam leads to a floor-length fitted silhouette with a sexy thigh-high front slit. Add some sparkle with rhinestone earrings and complete the look with strappy heels.

    Fit & Features

    • Sleeveless bodice, square neckline
    • Bustier-designed top, padded cups, flexible boning
    • Thin shoulder straps, low back
    • High waist seam, floor-length fitted silhouette
    • Hight front slit
    • Crepe fabric
    • Runs true to size

    Style Number/Barcode: 05002-1489

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $56.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Aaliyah Formal Crepe Lace-Up Mermaid Dress

    Special Occasion

    Give everyone something to talk about in the sultry Aaliyah formal crepe dress perfect for wedding guests or homecoming! She features a sleeveless V-neck, a padded bust, a lace-up back design, and a flattering mermaid silhouette with a sexy high-cut front slit along the floor-length hem. The formal dress is composed of a lined crepe fabric with a moderate stretch. Complete the look in a glamorous necklace and earrings set.

    Fit & Features

    • Sleeveless V-neck, spaghetti straps
    • Padded bust, lace-up back design
    • Back zipper and hook-eye closure
    • Mermaid silhouette, high-cut slit, foor-length hem
    • Lined crepe fabric, moderate stetch
    • Bra not required
    • Runs true to size

    Style Number/Barcode: 05002-6958

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Julissa V-Neck Sequin Mesh Mermaid Dress

    Special Occasion

    The Julissa V-neck sequin mesh mermaid dress will captivate the room with her glam perfection at dances, galas, or soirees! Crafted from a sheer mesh fabric with a full-length lining, she is accented with gleaming sequin embroidery in a luxe scroll pattern for that enchanting look. Her bodice is shaped with a sleeveless sweetheart neckline with a structured bust for support and adjustable spaghetti straps for a perfectly customized fit. Her cascading floor-sweeping mermaid silhouette will flaunt your stunning curves. Complete the look with rhinestone fringe earrings and stiletto heels for a dazzling vibe.

    Fit & Features

    • Sheer mesh fabric with full-length knit lining, moderate stretch
    • Sequin embroidered scroll pattern
    • Sleeveless sweetheart neckline, center notched V-neck
    • Padded bra cups
    • Adjustable spaghetti straps, back zipper and hook-eye closure
    • Mermaid fit
    • Runs true to size

    Style Number/Barcode: 05002-8201

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $99.90

    On Sale: Yes

    Availability: In Stock

    Available Color: NEON, PINK, SAGE

    Available Size: XS, S

    Product Badge:
    • Sale
  • Rochelle Long Sleeve Feather Trim Formal Dress

    Special Occasion

    The Rochelle formal dress was made to make a dramatic entrance and draw attention! She features a deep V-neckline with a wrap-front design, long fitted sleeves with chic feather trim hems, a high waist seam with a knot-front accent, a floor-length skirt with a wrap silhouette creating a sultry front slit, and a form-hugging fit. The smooth crepe fabric offers a moderate stretch. Complete your fancy look with rhinestone heels.

    Fit & Features

    • Low V-neckline, wrap-front design
    • Long fitted sleeves, feather trim hems
    • High waist seam, knot-front detail
    • Floor-length skirt, wrap silhouette, front slit
    • Form-hugging fit
    • Crepe fabric, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-5566

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Tanya Velvet One-Shoulder Formal Dress

    Special Occasion 

    Be sure to make a lasting impression at your next RSVP event in this velvet formal dress! Tanya features a sleeveless one-shoulder neckline, a single adjustable spaghetti strap, padded cups, a lower back cutout, and dual back zipper closures. Her high waist seam leads to a floor-length fitted silhouette with a sultry side slit. Style this dress with sparkling earrings and metallic heels for a dazzling look.

    Fit & Features

    • Sleeveless one-shoulder neckline
    • Single adjustable spaghetti strap
    • Padded cups
    • Lower back cutout, dual back zipper and hook and eye closures
    • High waist seam, floor-length fitted silhouette, high side slit
    • Velvet fabric, moderate stretch
    • Runs true to size 

    Style Number/Barcode: 05002-1559

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Fallon Satin Corset Side Sash Formal Dress

    Special Occasion

    Entrance them all with your stunning beauty showcasing chic details in the Fallon satin formal dress! She features a sleeveless sweetheart neckline with a structured and padded bust, a pleated cowl neck overlay, adjustable spaghetti straps, and a sheer mesh corset bodice with flexible boning. Her ruched high waist flows out to a floor-length hem with a sultry high side slit, a floor-sweeping side sash for extra drama, and a form-hugging silhouette. The buttery smooth satin-knit fabric offers a moderate stretch. Complete your look with strappy stilettos.

    Fit & Features

    • Sleeveless sweetheart neckline, padded bust, supportive underwire
    • Pleated cowl neck overlay
    • Adjustable spaghetti straps, back zipper, hook and eye closure
    • Sheer mesh corset bodice, flexible boning, ruched high waist
    • Floor-length hem, high side slit, floor-length side sash, form-hugging fit
    • Satin-knit fabric, knit lining at the bust, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-8349

    Category Name: Long Wedding Guest Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: XS, S, M, L

  • Marsha Cowl Neck Mermaid Formal Dress

    Special Occasion

    You'll be a vision in the Marsha long formal dress - stunning for bridesmaids, wedding guests, or banquets! Showcasing a flattering cowl neckline that highlights your bust, sleek spaghetti straps, and a figure-flattering mermaid silhouette with a front ruched seam and flirty slit, this floor-length knit dress is designed to accentuate your best angles. Complete the look in teardrop earrings, bracelet, and block heels for an unforgettable night!

    Fit & Features

    • Smooth knit fabric, plenty of stretch
    • Spaghetti straps
    • High front slit, ruched seam
    • Mermaid silhouette
    • Strapless bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-8271

    Category Name: Long Wedding Guest Dresses

    Price: $64.90

    Availability: In Stock

    Available Color: ROSE, GOLD, HUNTER

    Available Size: XS, S, M, L

  • Madalyn One-Shoulder High Slit Formal Dress

    Special Occasion

    The sleek and sultry style of the Madalyn formal dress makes it the perfect option for parties, weddings, or fancy date nights! She features a sleeveless asymmetric one-shoulder neckline with a single spaghetti strap, a high waist seam, ruching down one side seam leading to a thigh-high slit, a floor-length hem, and a slim-fit silhouette. The smooth knit fabric offers plenty of stretch. Complete the look with strappy stilettos.

    Fit & Features

    • Sleeveless asymmetric one-shoulder neckline, spaghetti strap
    • High waist seam, ruched side seam
    • Thigh-high side slit
    • Floor-length hem, slim-fit silhouette
    • Knit fabric, lined bust, plenty of stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7214

    Category Name: Long Wedding Guest Dresses

    Price: $46.90

    Availability: In Stock

    Available Color: RED

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

  • Onyx Formal One Shoulder Crepe Dress

    Special Occasion 

    Stun with a formal dress that dares to go bold for your special occasion! Onyx features a one-shoulder neckline, a fitted long sleeve, and an A-line silhouette accented with a high side slit. The dress is composed of a crepe fabric that offers a form-hugging fit with a moderate stretch. Complete look with rhinestone heels and a clutch

    Fit & Features

    • One-shoulder neckline
    • Fitted long sleeve
    • A-line silhouette
    • High side slit
    • Crepe fabric 
    • Form-hugging fit, moderate stretch 
    • Runs true to size

    Style Number/Barcode: 05002-1586

    Category Name: Long Wedding Guest Dresses

    Price: $13.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

  • Estella V-Neck Mermaid Long Sequin Formal Dress

    Special Occasion

    Glittery sequins add undeniable shine to the Estella long formal dress perfect for prom or black tie occasions! With a mesmerizing sequin scroll pattern on delicate mesh fabric, this gown is sure to receive many compliments. The V-neckline and padded bra cups provide a flattering fit, while the ruffle trim adjustable spaghetti straps and open back add an eye-catching detail. The mermaid silhouette and high front slit create a stunning, figure-hugging look that captures all the attention! Finish the look with rhinestone earrings, a bracelet, and heels for an opulent style.

    Fit & Features

    • Sequin scroll pattern, mesh fabric with knit lining
    • Ruffle trim adjustable spaghetti straps
    • Padded bra cups
    • Back zipper and hook-eye closure
    • High front slit
    • Mermaid silhouette, floor-length
    • Runs true to size

    Style Number/Barcode: 05002-7929

    Category Name: Long Wedding Guest Dresses

    Price: $119.90

    Availability: In Stock

    Available Color: PINK, NAVY

    Available Size: XS, S, M, L

    Product Badge:
    • Sale