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 Made for a Grand Entrance
Long Wedding Guest Dresses bring the drama for fall and winter weddings with sweeping lengths, elegant shapes, and luxe details made for celebrating. From flowing A-line dresses to sleek column and curve-defining designs, Windsor’s collection gives you plenty of ways to go long for formal receptions, holiday weddings, and every dressed-up RSVP this season.
Long Silhouettes from Flowing to Fitted
The best long dresses for wedding guest style balance the impact of the length with a silhouette that feels like you. A-line dresses create graceful movement, while fitted and column shapes offer a sleeker profile. Mermaid Wedding Guest Dresses contour through the bodice and hips before flaring toward the hem for a more dramatic finish.
Modern details give these silhouettes even more personality. Corset bodices and lace-up backs can add structure or adjustability, while ruching and ruffles bring texture and dimension. Cowl, halter, off-the-shoulder, square, V-neck, and sweetheart necklines give you different ways to frame your look.
Floor-Length Wedding Guest Dresses Made to Move
Floor-Length Wedding Guest Dresses may bring the drama, but they should still let you enjoy the celebration. Front, side, or back slits give a long skirt more freedom of movement while creating a stylish reveal of your heels. They can also make the silhouette come alive as you walk, dance, and capture those must-post photos from the celebration.
For a little less length, explore mid-length wedding guest dresses when you want an elevated look that puts more focus on your shoes.
Why Choose a Long Dress for a Fall or Winter Wedding?
Long silhouettes are a natural choice for cooler-season weddings when you want more coverage without giving up a dressed-up look. Satin and lace can transition beautifully through fall, while velvet brings richer texture as winter arrives. Glitter, sequins, rhinestones, and beaded details dial up the festive mood for holiday and New Year’s Eve weddings.
For colder celebrations where you want more arm coverage, long sleeve formal dresses offer another season-ready option. If the invitation calls for an especially elevated dress code, explore formal wedding guest dresses for styles suited to black-tie celebrations.
What Is the Best Long Dress for a Wedding Guest?
Start with the dress code, then consider the venue and overall vibe of the wedding. A flowing A-line dress can complement an outdoor or rustic setting, while a sleek column or mermaid silhouette can match the polished mood of an elegant indoor or city celebration. For formal weddings, look to floor-length styles in luxe fabrics or with refined embellishments to meet the dressier moment.
From softly flowing shapes to fitted statement styles, Windsor’s Long Wedding Guest Dresses give you elegant options for fall, winter, holiday, and New Year’s Eve celebrations.
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Lindsey Pearl Cold Shoulder Mermaid Formal Dress
Special Occasion
Romantic and ethereal, the Lindsey pearl-embellished gown stuns with an off-the-shoulder mesh sleeve detail and figure-skimming silhouette. The ruched mesh layers create a soft, elegant finish made for unforgettable evenings.
Fit & Features
- Faux pearl embellished
- Mesh fabric lined with stretchy knit
- Cold shoulder neckline, adjustable spaghetti straps, padded bra cups
- Fitted sheer long sleeves
- Back zipper and hook-eye closure
- Ruched mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridal celebrations, engagement photoshoots, rehearsal dinners, formal galas, charity and military balls, red-carpet soirees, milestone celebrations
Style Number/Barcode: 05002-000354
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: Out of Stock
Product Badge:- Sale
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Alessia Satin Cowl Neck Slit Formal Dress
Special Occasion
Striking in its simplicity, the Alessia satin floor-length dress features a pleated cowl neckline and a curve-hugging silhouette. A high side slit brings a sultry finish, perfect for sweeping into any evening affair with confidence.
Fit & Features
- Stretch satin fabric, bust knit lining
- Pleated cowl neckline, padded bra cups
- Adjustable spaghetti straps
- Back zipper and hook-eye closure
- High side slit
- Form-hugging, floor-length silhouette
- Runs true to size
Where to Wear:
Black-tie weddings, galas, red-carpet events, engagement parties, rehearsal dinners, elegant date nights and birthdays, holiday celebrations
Style Number/Barcode: 05002-000457
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: Out of Stock
Product Badge:- Ships Free
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Helena Formal Satin Corset Slit Dress
Special Occasion
Look glamorous in the Helena formal satin dress to celebrate the perfect evening as a bridesmaid or wedding guest! She stuns in a flattering sleeveless corset bodice with adjustable spaghetti straps, flexible boning inserts, and a pleated side seam leading to the long hem with a sultry side slit. The formal dress is composed of luxurious silky satin-lined fabric with a moderate stretch. Complete the look with a glitter clutch and heels.
Fit & Features
- Sleeveless corset bodice, adjustable spaghetti straps
- Back zipper and hook-eye closure
- Flexible boning, pleated side seam
- Slim silhouette, side slit, long hem
- Lined silky satin, moderate stretch
- Pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7198
Category Name: Long Wedding Guest Dresses
Price: $9.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Aubree Glitter Mermaid Formal Dress
Special Occasion
Soft shimmer meets sleek sophistication in the Aubree, a glitter-dusted mermaid gown designed to contour and captivate. The refined scoop neck and dramatic cutout back with lace-up detailing bring modern allure to a floor-length silhouette made for unforgettable evenings.
Fit & Features
- Glitter-knit fabric with stretch knit lining
- Scoop neckline with slim spaghetti straps, padded bra cups
- Fitted bodice with natural waist seam
- Lace-up back closure with tie detail and cutout
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, holiday parties, black tie galas, corporate award nights, engagement parties, rehearsal dinners, dressy birthday events, red-carpet occasions, luxury resort dinners, destination celebrations, milestone events
Style Number/Barcode: 05002-000859
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BLACK, LIGHT, BLUE, PINK
Available Size: XS, S, M, L, XL
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Ria Bustier Mermaid Glitter Satin Formal Dress
Special Occasion
Decorated with shimmering glitter that sparkles under any light, the Ria satin formal dress exudes sophistication at galas, black-tie weddings, and balls. Made from luxurious glitter satin fabric, this gown is guaranteed to make you shine at any formal event. Designed with a sweetheart neckline and thin shoulder straps for a delicate and chic look. The bustier bodice, built-in padded underwire bust, and flexible boning provide support and structure, while the mermaid silhouette and bonded floor-length hem create a graceful and flattering silhouette. Complete the look with a dainty necklace and earrings set for an enchanting evening!
Fit & Features
- Glitter satin fabric lined with stretchy knit
- Built-in padded underwire bust
- Flexible boning
- Back zipper and hook-eye closure
- Mermaid silhouette
- Bonded floor-length hem
- Runs true to size
Style Number/Barcode: 05002-8135
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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Lexi Formal Mesh Lace-Up Mermaid Long Dress
Special Occasion
Whether you're heading to a red carpet or prom, the dreamy Lexi formal long dress has details to stun! She features a sweetheart neckline, a padded bust, and spaghetti straps that lace up in the back. The sheer bodice offers flexible boning for a snatched appearance while the all-over ruching hugs your curves like an hourglass along the mermaid silhouette and floor-length hem. Crafted from an airy mesh fabric, this formal maxi dress exudes elegance and has a full stretchy knit lining. Complete the look with statement earrings.
Fit & Features
- Sleeveless sweetheart neckline, padded bust
- Spaghetti straps, lace-up back, zipper and hook-eye closure
- Sheer bodice, flexible boning
- All-over ruching, mermaid silhouette
- Floor-length hem
- Mesh fabric, full knit stretchy lining
- Runs true to size
Style Number/Barcode: 05002-7666
Category Name: Long Wedding Guest Dresses
Price: $29.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Catrina Formal V-Neck Corset Mermaid Satin Dress
Special Occasion
A figure-enhancing corset bodice creates a sexy look on the Catrina formal satin long dress perfect for black tie weddings, galas, or parties! She's designed with a flattering V-neckline and pleated bust highlighting your assets while her corset bodice with flexible boning snatches your figure and offers a back lace-up to give you the perfect hourglass effect. The mermaid silhouette hugs your curves while the floor-length hem gives the illusion of a long and lean figure. Complete the look with a stunning necklace and earrings set for a touch of glamour!
Fit & Features
- Smooth stretch satin fabric with knit lining
- Side zipper and hook-eye closure
- Sleeveless V-neckline, pleated bust
- Corset bodice, flexible boning, back lace-up
- Mermaid silhouette, floor-length hem
- Runs true to size
Style Number/Barcode: 05002-7975
Category Name: Long Wedding Guest Dresses
Price: $24.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Presley Formal Halter A-Line Dress
Special Occasion
Make a head-turning entrance with a formal dress that brings radiance to your special occasion. Presley features a halter neck with a racer-style bust, a built-in padded bust, bungee spaghetti straps that cross at the back, ruching at the lower back, and a high side slit along the floor-length, A-line silhouette. The dress is composed of a lined crepe fabric that offers a form-hugging fit with a moderate stretch. Complete look with rhinestone heels and a sphere clutch.
Fit & Features
- Halter neck, racer-style bust
- Built-in padded bust
- Bungee spaghetti straps, strappy open back
- Back ruched seam, high side slit
- A-Line silhouette
- Lined crepe fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1708
Category Name: Long Wedding Guest Dresses
Price: $14.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Neann Open Back Glitter Dress
Special Occasion
Dazzle from all your best angles with our Neann dress! She features a high round neckline, fitted long sleeves and an open back with a lower back bar strap accent. Her slim fit bodice leads to a sweeping floor length silhouette. Dress is composed of a lined glitter mesh fabric that offers a form hugging fit with a moderate stretch. Zipper not included.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0368
Category Name: Long Wedding Guest Dresses
Price: $14.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Polished Ease Cap Sleeve Mesh Maxi Dress
Consider the dressed-up plans handled. This mesh maxi dress pairs a high neckline and cap sleeves with soft ruching, keeping the look polished without feeling too formal. Wear it for wedding celebrations, cocktail parties, or birthday dinners.
Fit & Features
- High neckline with cap sleeves
- Mesh fabrication, smooth lining
- Ruched detailing through the body
- Softly gathered maxi skirt
- Body-skimming fit
- Runs true to size
Style Number/Barcode: 05101-001412
Category Name: Long Wedding Guest Dresses
Price: $52.90
Availability: Out of Stock
Product Badge:- Ships Free
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Plus Lucy Formal High Slit Dress
Special OccasionMake an elegant entrance in the ever enchanting Lucy dress! She features a timelessly chic black hue, an off the shoulder neckline with strap accents, a wired sweetheart bust, a built in no slip strip and supportive padded cups. Her relaxed fit bodice leads to a sweeping floor length silhouette accented with hidden side pockets and a high side slit. Dress is composed of a lined scuba knit fabric that offers a curve hugging fit with a moderate stretch. Includes an additional mini skirt length knit lining.
Model is 5'9" with a 38.5" bust, 31" waist and 52" hips. She is wearing a 1XSpecial Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 15002-0077
Category Name: Long Wedding Guest Dresses
Price: $29.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Araminta Satin Corset Formal Dress
Special Occasion
For evenings that call for a little drama and a flawless silhouette, the Araminta gown delivers in every step. Crafted from satin with an applique corset bodice, lace-up back, and sculpted mermaid silhouette, this gown is the definition of polished confidence with just the right amount of allure.
Fit & Features
- Stretch satin fabric lined with knit
- Sweetheart neckline, spaghetti straps, padded bra cups
- Applique corset bodice, flexible boning, lace-up back
- Back zipper and hook-eye closure
- Hip-hugging mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, black tie weddings, balls, galas, award ceremonies, pageant events, big birthday events, formal milestone celebrations, red-carpet events
Style Number/Barcode: 05002-001092
Category Name: Long Wedding Guest Dresses
Price: $129.90
Availability: In Stock
Available Color: ROYAL
Available Size: S
Product Badge:- Ships Free
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Haley Corset Slit A-Line Satin Formal Dress
Special Occasion
The Haley corset slit A-line satin formal dress brings the perfect amount of class and sexy to any special event or wedding! Her sleek, glossy satin fabric drapes into an A-line silhouette, while the corset bodice with flexible boning accentuates your figure. The V-neckline and high front slit add a touch of sensuality, while the adjustable spaghetti straps provide a customizable fit to this floor-length gown. Complete the look with a statement necklace and heels.
Fit & Features
- Glossy satin fabric, bust lining, minimal stretch
- Adjustable spaghetti straps, V-neckline
- Flexible boning, padded bra cups
- Back zipper hook-eye closure
- High front slit
- A-line silhouette
- Runs true to size
Style Number/Barcode: 05002-8133
Category Name: Long Wedding Guest Dresses
Price: $19.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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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
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Adeline Sweetheart Floral A-Line Formal Dress
Special Occasion
It'll be the most beautiful day spent in the Adeline floral formal dress as a gorgeous plus one at weddings, graduation parties, or banquets! Crafted from sheer chiffon with a stretchy knit lining, it boasts a delicate floral blossom print for a touch of romance. She boasts a sleeveless sweetheart neckline with a padded bust and adjustable spaghetti straps that exude effortless elegance, while the high front slit on the A-line floor-length silhouette provides a flirty allure. Complete the look in simple heels and earrings.
Fit & Features
- Floral blossom print, sheer chiffon fabric lined with stretchy knit
- Sweetheart neckline, padded bust
- Adjustable spaghetti straps, back zipper with hook and eye closure
- High waist seam
- High front slit
- A-line silhouette
- Runs true to size
Style Number/Barcode: 05002-7933
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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Sevi Halter Mermaid Glitter Formal Dress
Special Occasion
You're guaranteed to make a glamorous statement in the Sevi glitter formal dress as a striking gala guest or at prom! Glitter knit fabric makes this formal dress sparkle in a floor-sweeping mermaid silhouette adorned with a high front wrap slit to show off your shoes, side ruched seams that accentuate your curves, and is finished with a cowl halter neckline with a spaghetti strap tie. Complete the look in platform heels and a clutch!
Fit & Features
- Glitter knit fabric lined with stretchy knit
- Spaghetti strap halter tie
- High front wrap slit
- Mermaid silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8373
Category Name: Long Wedding Guest Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Shayna Sweetheart Mermaid Glitter Formal Dress
Special Occasion
Glitter amplifies the brilliant sparkle on the Shayna long formal dress perfect for black tie weddings or any formal party! The sweetheart neckline is structured with a wired insert, adjustable spaghetti straps provide a flawless fit, while the padded bra cups offer comfortable support. The mermaid silhouette accentuates your curves, the front slit offers a show of leg, and the floor-length hem adds a touch of glamour, all crafted from glitter fabric for a radiant finish. Complete the look with sparkly bracelets, heels, and a clutch!
Fit & Features
- Glitter fabric lined with stretchy knit
- Padded bra cups
- Adjustable spaghetti straps
- Front slit
- Back zipper and hook-eye closure
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8285
Category Name: Long Wedding Guest Dresses
Price: $9.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Mia Formal Velvet Corset Wrap Long Dress
Special Occasion
Experience the beauty and sophisticated Mia formal velvet long dress perfect for any formal occasion! She features a strapless sweetheart neckline, padded bust with cowl overlay, sheer mesh bodice with trim, a form-hugging slim silhouette, and a high front wrap slit along the floor-length hem. The formal dress is composed of a soft velvet fabric that offers a luxurious aurora and a stretchy knit lining. Complete the look with earrings.
Unapologetically bold, this dress is all about confidence. Keep the luxe look going with our stunning strapless prom dresses or discover the perfect fit among our stylish wedding guest dresses.
Fit & Features
- Strapless sweetheart neckline
- Padded bust, cowl overlay
- Sheer mesh bodice with trim, back zipper and hook-eye closure
- Form-hugging, slim silhouette
- High front wrap slit, floor-length hem
- Velvet fabric, stretchy knit lining
- Runs true to size
Style Number/Barcode: 05002-7532
Category Name: Long Wedding Guest Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Mel Glitter Velvet High Slit Formal Dress
Special Occasion
The gorgeous Mel glitter velvet formal long dress gives off a sultry allure that will capture everyone's attention! She features a sleeveless square neckline with pleated detailing at the bust, adjustable spaghetti straps for a customizable fit, a floor-length hem with an eye-catching thigh-high side slit to showcase some leg, and a slim-fit silhouette. The glitter velvet fabric showcases a glamorous subtle sparkle. Style the maxi dress with rhinestone heels for a black-tie affair.
Fit & Features
- Sleeveless square neckline, pleated bust
- Adjustable spaghetti straps
- High waist seam, floor-length hem, high side slit
- Slim-fit silhouette
- Glitter velvet fabric, lined bust, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7391
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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Bold Moves Cutout Maxi Dress
She’s bold, sculpted, and not here to blend in. This cutout maxi dress hugs in all the right places with a fluid drape that moves like you mean it.
Fit & Features
- Mesh fabric with knit lining, high stretch
- Sleeveless cowl neckline
- Adjustable spaghetti straps
- Asymmetric waist cutout
- Ruched detailing
- Maxi-length bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-001190
Category Name: Long Wedding Guest Dresses
Price: $19.97 $38.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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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
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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
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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
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Leona Floral Mesh High Slit Column Dress
Special Occasion
The Leona formal dress is made for the moments that linger—crafted in mesh with romantic floral embroidery and a sleek column silhouette that flatters every curve. The high slit and lace-up back add a modern allure that turns heads with chic confidence.
Fit & Features
- Sheer mesh fabric with lining
- All-over floral soutache design
- Sleeveless square neckline
- Adjustable spaghetti straps
- Open lace-up strappy back design, lower zipper and hook-eye closure
- Floor-length column silhouette, high-cut side slit
- Runs true to size
Where to Wear:
Weddings, bridesmaids, birthday celebrations, red-carpet events, formal parties, and fancy date nights.
Style Number/Barcode: 05002-000430
Category Name: Long Wedding Guest Dresses
Price: $84.90
Availability: Out of Stock
Product Badge:- Ships Free