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 That Make Every Moment Memorable
Celebrate in style with Windsor’s collection of long wedding guest dresses, designed to elevate your presence at every type of ceremony. Whether you’re attending a vineyard reception, a chic city soirée, or a luxe black-tie celebration, these sweeping silhouettes bring instant sophistication and show-stopping energy.
Elegant Silhouettes & Luxe Fabrics
Explore curve-loving mermaid gowns, sleek column dresses, and airy chiffon maxis that float with every step. From soft florals to bold jewel tones and timeless neutrals, this edit features standout fabrics—think satin, glitter mesh, crepe, and lace—that look stunning in photos and feel just as good as they look.
Modern Details & Romantic Touches
Looking for a style that balances elegance and edge? Try corset bodices, high slits, lace-up backs, or open-shoulder necklines. Prefer something softer? Discover long guest dresses with flutter sleeves, tiered skirts, and embroidered accents that bring a romantic, elevated vibe.
Perfect for Every Celebration
No matter the setting—black tie, garden, coastal, or semi-formal—Windsor’s long wedding guest dresses are crafted to fit the occasion. Designed for movement, comfort, and unforgettable style, these gowns ensure you arrive polished and poised.
Shop Windsor’s collection of long wedding guest dresses online, in-app, or at 350+ Windsor stores and find the perfect look for your next celebration.
What are the best silhouettes for a long wedding guest dress?
Popular silhouettes include mermaid, column, trumpet, and asymmetrical designs, each offering a unique look. Mermaid and trumpet styles create a form-fitting, dramatic effect, while column and asymmetrical dresses provide a sleek, modern feel. Explore a variety of options in Windsor's full collection of wedding guest dresses to find the perfect fit for your next event.
What fabrics work best for long wedding guest dresses?
The best fabric depends on the season and wedding setting. Satin and velvet bring a luxe touch to evening or outdoor weddings, while chiffon and crepe offer lightweight elegance for spring and summer celebrations. Mesh and lace add texture, and glitter fabrics create a statement look for formal occasions.
Can I wear a long dress to a casual or outdoor wedding?
Yes! A long dress can be perfect for outdoor or semi-casual weddings when styled appropriately. Opt for flowy fabrics like chiffon or lightweight satin, and choose relaxed silhouettes like maxi, A-line, or column styles. Pair with strappy sandals or wedges for a more effortless look.
Create your head-to-toe wedding guest look by shopping Windsor online, in-app, or at over 350 retail stores across the U.S. and Canada. Whether celebrating in a candlelit ballroom or under the stars, these long wedding guest dresses ensure you arrive in style.
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Livia Sequin Mesh Mermaid Dress
Special Occasion
Livia will bring chic drama to your formal affair! She features a sleeveless sweetheart neckline with a notched design and a sheer mesh inset, a built-in padded bust, and adjustable spaghetti straps for a customized fit. Her fitted high waist seam flows out to a gorgeous sheer mesh mermaid silhouette to showcase your strappy heels. The sheer mesh fabric features a subtle all-over polka dot pattern and stunning floral embroidery with shimmering sequins throughout. Complete your look with rhinestone duster earrings and a sleek clutch.
Fit & Features
- Sleeveless sweetheart neckline, notched design, sheer mesh inset
- Padded bust, no bra required
- Adjustable spaghetti straps, hidden back zipper, hook-eye closure
- High waist seam, floor-length mermaid silhouette
- Sheer mesh fabric, polka dot pattern, short knit lining
- Floral embroidery, sequin detailing, banded hem
- Form-hugging fit, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-2389
Category Name: Long Wedding Guest Dresses
Price: $49.97 $164.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Shirley Formal Chain Strap Long Dress
Special Occasion
Everyone will lock eyes with these precious locks! Introducing you in the elegant Shirley formal long dress for prom! She features unique chain-link straps atop a classic sweetheart neck with a built-in padded bust and fitted bodice. Her form-fitting mermaid silhouette is designed to flaunt your curves on the crepe knit fabric with a moderate stretch. Complete the look with a rhinestone clutch and earrings.
Fit & Features
- Sleeveless, chain-link straps, sweetheart neck
- Built-in padded bust, strapless or adhesive bra recommended
- Fitted bodice, back zipper closure
- Mermaid silhouette
- Floor-length hem
- Crepe knit fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-2225
Category Name: Long Wedding Guest Dresses
Price: $19.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Frances Formal Velvet Off The Shoulder Dress
Special Occasion
Luxurious velvet creates an elegant holiday-party-ready look for the Frances formal dress! She features an off-the-shoulder neckline with short-sleeve cuffs, a sheer mesh underbust insert with flexible boning, and a flattering high front slit and mermaid silhouette that drapes effortlessly into her floor-length hem. The formal dress is composed of soft velvet that brings luxe vibes and has a bust lining. Complete the look with a glam choker and clutch for a black tie soiree!
Fit & Features
- Off-the-shoulder neckline, short-sleeve cuffs
- Sheer mesh underbust insert, flexible boning
- High front slit, mermaid silhouette
- Floor-length hem
- Soft velvet fabric, bust lining, moderate stretch
- Strapless bra recommended
- Runs true to size
Style Number/Barcode: 05002-7595
Category Name: Long Wedding Guest Dresses
Price: $9.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Clarisse Formal Side Ruffled Dress
Special Occasion
Sleek and flirty, the Clarisse formal dress is sure to impress! She features a sleeveless, square neck, spaghetti straps, and a form-fitting silhouette with a side ruffled slit that leads to her floor-length hem. The formal dress is composed of shiny-stretch fabric. Complete the look in a glam necklace set and heels.
Fit & Features
- Sleeveless, square neck, spaghetti straps
- Bra-friendly design
- Form-fitting silhouette
- Side ruffled slit
- Floor-length hem
- Shiny-stretch knit fabric
- Fits true to size
Style Number/Barcode: 05002-2299
Category Name: Long Wedding Guest Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Joanne Halter Slit Mermaid Satin Formal Dress
Special Occasion
Sultry meets chic on the Joanne satin formal dress with a striking mermaid silhouette and high front wrap slit that adds drama to your look!
With a smooth, luminous finish, this dress was made to shine. Keep the luxe look going with breathtaking satin prom dresses or go for a sophisticated statement with our wedding guest dresses.
Fit & Features
- Stretch satin fabric, bust knit lining
- Halter V-neck, tie straps
- Back zipper and hook-eye closure
- High front wrap slit
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, galas, black-tie weddings
Style Number/Barcode: 05002-9413
Category Name: Long Wedding Guest Dresses
Price: $19.97 $79.90
On Sale: Yes
Availability: In Stock
Available Color: RED
Available Size: XS, S
Product Badge:- Sale
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Wren Strapless Ruched Formal Dress And Gloves Set
Special Occasion
The Wren formal midi dress and gloves set are perfect for creating an alluring look for your next fancy soiree! She features a strapless straight across neckline with a fitted bodice and flexible boning, a long-length hem, a curve-hugging silhouette with a skin-flaunting side slit, and all-over ruching on the lined mesh fabric. The matching sheer mesh gloves feature a long-fitted design with stylish ruching. Complete your eye-catching ensemble in the formal midi dress with strappy stilettos.
Fit & Features
- Strapless straight across neckline, flexible boning inserts
- Long-length hem, curve-hugging silhouette, high side slit
- All-over ruched detailing, back zipper closure
- Matching sheer mesh long-fitted gloves, ruching
- Strapless or sticky bra recommended
- Lined mesh fabric, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-3236
Category Name: Long Wedding Guest Dresses
Price: $9.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Carly Lace-Up Mermaid Sequin Satin Formal Dress
Special Occasion
Indulge in luxury and sparkle in the Carly sequin satin formal dress at galas or black-tie soirees! The square neckline and flexible boning create a stunning silhouette, while adjustable spaghetti straps and a lace-up back provide a perfect fit. The flared floor-length hem with a mermaid silhouette adds a touch of elegance, complemented by the intricate sequin scroll pattern on lustrious satin fabric. Style the formal gown with elegant earrings and a clutch for an unforgettable evening look.
Fit & Features
- Sequin scroll pattern, satin fabric lined with stretchy knit
- Adjustable spaghetti straps
- Flexible boning
- Lace-up, back zipper and hook-eye closure
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8412
Category Name: Long Wedding Guest Dresses
Price: $9.97 $129.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Hollie Strapless Mermaid Dress
Special OccasionFun and sexy! Our Hollie dress is the perfect way to get your next formal event outing! She features a strapless neckline with a sweetheart bust and a mermaid silhouette with a high-low hem. Includes a back zipper. She is composed of a lined crepe fabric that offers a form hugging fit with a moderate stretch.
Model is 5'7 with a 32" bust, 25" waist and 36" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-4508
Category Name: Long Wedding Guest Dresses
Price: $20.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Rebekah Formal Sequin Fringe Mermaid Dress
Special Occasion
There's something about the way you'll look in the Rebekah formal sequin dress for your fearless-inspired era! Perfect for school dances, weddings, and galas. She features a striking sleeveless V-neckline, adjustable spaghetti straps, a padded bust, and a figure-flattering mermaid silhouette with a floor-length hem. The formal dress is composed of a glitzy sequin fringe embellished mesh fabric with a stretchy knit lining. Complete the look in rhinestone earrings and heels for extra sparkle!
Fit & Features
- Sleeveless V-neckline
- Adjustable spaghetti straps
- Padded bust
- Mermaid silhouette, floor-length hem
- Sequin fringe embellishments
- Mesh fabric, stretchy knit lining
- Runs true to size
Style Number/Barcode: 05002-7079
Category Name: Long Wedding Guest Dresses
Price: $9.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Aliana Lace-Up High Slit Mermaid Dress
Special Occasion
Designed for the one who owns every entrance, the Aliana formal dress slips through the room in smooth knit with a corset-inspired bodice that sculpts effortlessly. The mermaid silhouette, lace-up back, and high slit create a look that’s sleek, chic, and impossible to overlook.
Fit & Features
- Smooth knit fabric with knit lining, high stretch
- Sleeveless sweetheart neckline, padded bust
- Corset bodice, flexible boning
- Spaghetti straps, open cross-back lace-up design, tie closure, lower back zipper with hook-eye closure
- Ruching, wrap-front design, high-cut slit
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Formal weddings, bridesmaids, galas, red-carpet events, birthday celebrations, and black-tie soirees.
Style Number/Barcode: 05002-000476
Category Name: Long Wedding Guest Dresses
Price: $84.90
Availability: In Stock
Available Color: RED
Available Size: S, M, L
Product Badge:- Ships Free
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Avery Sweetheart Mermaid Satin Formal Dress
Special Occasion
All out glamour has arrived, and she's the Avery satin formal dress. This mermaid dress brings all the allure with a curve-loving silhouette, a sweetheart neckline, and a high slit that guarantees jaws drop!
Fit & Features
- Stretch satin fabric, bust knit lining
- Sweetheart neckline, padded bra cups
- Adjustable spaghetti straps
- High front slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie galas, formal celebrations, dinner parties, date nights
Style Number/Barcode: 05002-000460
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: HUNTER
Available Size: XL
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Melissa Sleeveless Ruffle Slim Satin Formal Dress
Special Occasion
Impress everyone with your impeccable taste in the Melissa satin formal dress perfect for wedding guests, bridesmaids, or attending a fancy soiree! Crafted from luxurious satin, this slim fit dress features a square neckline and delicate spaghetti straps. The ruffled high-side slit adds a touch of drama, while the long-length hem exudes elegance. Complete the look in dressy block heels and a clutch for a glamorous night.
Fit & Features
- Satin knit fabric, bust lining, minimal stretch
- Spaghetti straps
- Square neckline
- Ruffled high side slit
- Slim silhouette
- Runs true to size
Style Number/Barcode: 05002-8537
Category Name: Long Wedding Guest Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Penelope Off-The-Shoulder Sequin Mermaid Dress
Special Occasion
Bring the regal vibes to your formal night-out look in the gorgeous Penelope mermaid dress! She features a flattering off-the-shoulder sweetheart neckline with short fitted sleeves, a structured and padded bust, a high waist seam, and a floor-length mermaid silhouette with a chic high side slit. The lined mesh fabric features sequin embroidery in a stunning criss-cross and scroll pattern. Complete the look with chandelier earrings.
Fit & Features
- Off-the-shoulder sweetheart neckline, short fitted sleeves
- Padded bust, structured underwire design
- High waist seam, back zipper, hook and eye closure
- Floor-length mermaid silhouette, high side slit
- Sheer mesh fabric, full knit lining, moderate stretch
- Sequin embroidery, criss-cross and scroll pattern
- Runs true to size
Style Number/Barcode: 05002-2442
Category Name: Long Wedding Guest Dresses
Price: $14.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Kayla Long Sleeve Lace-Up Back Formal Dress
Special Occasion
Look oh-so-stunning and create a gorgeous silhouette in the beautiful Kayla formal dress! She features long fitted sleeves, a subtle sweetheart neckline, and a sexy open back with a lace-up design. Her slim-fit bodice flows out to a floor-sweeping length with a thigh-high slit. Pair this dress with a rhinestone cuff for some added glam to complete your night-out look.
Fit & Features
- Long fitted sleeves
- Slight sweetheart neckline
- Open back with lace-up design
- Slim-fit bodice
- Floor-length skirt, high slit
- Crepe fabric
- Runs true to size
Style Number/Barcode: 05002-1322
Category Name: Long Wedding Guest Dresses
Price: $9.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Morelia Satin Mermaid Formal Dress
Special Occasion
Designed for your slow-motion entrance, the Morelia satin mermaid gown brings just the right amount of drama with its lace-up open back and high front slit. Sleek, sculpting, and effortlessly striking, it’s the kind of dress that turns a simple arrival into a moment.
Fit & Features
- Stretch satin fabric with a soft sheen
- V-neckline, spaghetti straps
- Lace-up open back design
- High front slit, mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, galas, black tie soirees and celebrations
Style Number/Barcode: 05002-000701
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: YELLOW, SAGE
Available Size: XS, S, M, L
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Major Appeal High Slit Maxi Dress
Create major appeal with a maxi dress that wows from all your best angles! The dress features a sleeveless V-neckline, spaghetti straps, and a maxi length silhouette accented with a high side slit. The dress is composed of a smooth knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with heels.
Fit & Features
- Sleeveless V-neckline
- Spaghetti straps
- Maxi length silhouette
- High side slit
- Smooth knit fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05101-0525
Category Name: Long Wedding Guest Dresses
Price: $5.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Cecilia Off-The-Shoulder Ruffle Formal Dress
Special Occasion
Ethereal and elegant, the Cecilia mesh off-the-shoulder dress is made for entrances that linger in memory. The cascading ruffle detail and sleek silhouette bring soft movement and romantic polish to every occasion.
Fit & Features
- Mesh-lined fabric
- Off-the-shoulder neckline, ruffled short-sleeve cuffs
- High side slit
- Ruffled form-hugging fit
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie galas, fancy brunches, bridal showers, baby showers, garden parties, date nights, milestone celebrations, birthdays, dinner parties
Style Number/Barcode: 05002-000304
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: LIGHT, BLUE
Available Size: XS
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Danielle Cold-Shoulder Ruched Knit Formal Dress
Special Occasion
Exude total luxe vibes at your black-tie affair in the Danielle cold-shoulder ruched knit formal dress! Crafted with a stretchy sleek knit fabric, it delivers simple elegance with its chic details. The dress features a cold-shoulder design with adjustable spaghetti straps for a customized fit and short-sleeved cuffs. The bust is shaped with a wired V-neckline for added structure. The ruched front seam will accentuate your curves, leading to a high-cut slit to showcase some leg on the floor-length silhouette.
Fit & Features
- Stretchy sleek knit fabric lined with knit
- Cold-shoulder design, adjustable spaghetti straps, short-sleeved cuffs
- Wired V-neckline, padded bra cups
- High waist, back zipper with hook-eye closure
- Ruched front seam, high slit
- Floor-length form-fitting silhouette
- Runs true to size
Style Number/Barcode: 05002-8294
Category Name: Long Wedding Guest Dresses
Price: $9.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Olivia Formal Marabou Feather Bandage Dress
Special Occasion
Show off a sexy silhouette in the stunningly chic Olivia formal marabou feather bandage dress! She features a strapless wired V-neckline with a fabulous marabou feather trim for a flirtatious flair, a flattering high waist seam, a hidden back zipper closure, and a long-length hem with an alluring back slit accent. The textured bandage knit fabric offers a curve-hugging fit for a smooth and sculpted look with plenty of stretch. Complete the outfit in this long dress with strappy stilettos for your next black-tie affair.
Fit & Features
- Strapless wired V-neckline
- Marabou feather trim
- High waist seam, hidden back zipper, hook and eye closure
- Long-length hem, back slit
- Textured bandage knit fabric, curve-hugging fit, sculpted look, plenty of stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7346
Category Name: Long Wedding Guest Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Everly Formal Sleeveless Glitter Mermaid Dress
Special Occasion
Bring the glamour with a glitter dress that radiates glitz from all your best angles. The dress features a sleeveless square neckline and a fitted bodice that leads to a curve-hugging mermaid silhouette. The dress is composed of a glitter knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with rhinestone heels.
Fit & Features
- Sleeveless square neckline
- Fitted bodice, flexible boning
- Mermaid silhouette
- Glitter knit fabric
- Form hugging fit, moderate stretch
- Runs true to size
The saturation of glitter varies. Glitter may transfer.
Style Number/Barcode: 05002-1298
Category Name: Long Wedding Guest Dresses
Price: $19.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Caroline One-Shoulder Formal Dress
Special Occasion
So effortless, the Caroline formal dress is simple yet stylishly chic. She features a sleeveless one-shoulder neckline with pleated detailing and a dual spaghetti strap design, a fitted bodice, a high waist seam, and a floor-length silhouette with a high side slit. Style this dress with sparkling statement earrings and an embellished clutch.
Fit & Features
- Sleeveless one-shoulder neckline
- Pleated detailing, dual spaghetti strap design
- Strapless or adhesive bra recommended
- Hidden back zipper, hook and eye closure
- High waist seam, floor-length skirt, side slit
- Crepe fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-2245
Category Name: Long Wedding Guest Dresses
Price: $29.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Khloe Mesh Lace-Up Mermaid Formal Dress
Special Occasion
The Khloe dress is made for moments that call for elegance with a touch of allure, designed to move beautifully from ceremony to celebration. A mesh-lined fabric and sweetheart neckline sculpt the figure, while a strappy lace-up open back adds a striking finish to the mermaid floor length silhouette.
Fit & Features
- Mesh-lined fabric with plenty of stretch
- Sweetheart neckline with spaghetti straps
- Ruched bodice with lightly contoured padded bust shaping
- Fitted waist with smooth, body-hugging construction
- Mermaid silhouette with floor-length skirt
- Open back with lace-up tie detail
- Runs true to size.
Where to Wear:
Weddings, galas, upscale cocktail parties, holiday soirees, engagement parties, rehearsal dinners, anniversary dinners, date nights, big birthday events, formal celebrations, destination resorts
Style Number/Barcode: 05002-000580
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: WINE, SAGE
Available Size: XL, L
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Rae Lace-Up Glitter Mermaid Dress
Special Occasion
The long mermaid dress features a glitter knit fabrication, a sleeveless cowl neckline, spaghetti straps that lead to a cross-back design, and a lace-up back design. Complete the formal outfit with a satin clutch.
Fit & Features
- Lined glitter knit fabrication
- Sleeveless cowl neckline
- Spaghetti straps lead to x-back design
- Lace-up back design
- Mermaid silhouette
- Long hem length
- Runs true to size
Style Number/Barcode: 05002-8865
Category Name: Long Wedding Guest Dresses
Price: $19.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Simone Strapless Mermaid Formal Dress
Special Occasion
Sleek and sculpted, the Simone strapless mermaid gown is designed for a striking, statuesque entrance. The sweetheart neckline and softly draped sash detail contour the silhouette, creating an effortlessly refined look that feels equal parts modern and timeless.
Fit & Features
- Slinky knit stretchy fabric, knit lining
- Strapless sweetheart neckline, padded bra cups
- Front knotted sash
- Mermaid floor-length hem
- Runs true to size
Where to Wear:
Wedding guests, bridesmaids, prom, galas, black tie events, engagement parties, rehearsal dinners, upscale birthdays, vacations, anniversaries, formal milestone celebrations
Style Number/Barcode: 05002-001718
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BROWN, HUNTER
Available Size: XS, S, M, L