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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MOST POPULARStunning 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.
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Lola High Slit Satin Dress
Special Occasion
Make a stunning entrance at your next formal affair in the Lola high slit satin dress. This luxurious floor-length dress features a sleeveless cowl neckline, a floor-sweeping silhouette with a sultry high side slit to elongate your legs, and a form-hugging fit. Perfect for weddings, black-tie events, or school dances.
This dress is the perfect pick for Prom 2025! Not exactly your style? You’ll love other prom dresses.
Fit & Features
- Stretchy satin fabric, non-see-through
- Cowl neckline
- Spaghetti straps
- Slim-fit bodice
- High side slit
- Floor-length form-hugging silhouette
- Runs true to size
Style Number/Barcode: 05002-1118
Category Name: Long Wedding Guest Dresses
Price: $39.96 $54.90
On Sale: Yes
Availability: In Stock
Available Color: HUNTER, ROSE, GOLD, BURGUNDY, ROYAL, NAVY
Available Size: L, XL
Product Badge:- Sale
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Sasha Formal High Slit Wrap Dress
Special Occasion
Create a captivating entrance in this formal wrap dress for your next soiree. All eyes are on you in this stylishly chic long formal dress with a plunging V-neckline to perfectly display a sparkling rhinestone lariat or delicate layers of dainty necklaces. The wrap-around bodice with side ruching enhances your hourglass shape, while adjustable spaghetti straps provide a customized fit. Complete this stunning semi-formal look with a rhinestone clutch and matching dazzling heels.
Fit & Features
- Asymmetrical wrap V-neckline
- Adjustable spaghetti straps
- Ruched detailing, slim-fit bodice
- High front slit, floor-length wrap silhouette
- Crepe fabric, moderate stretch
- Sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-6236
Category Name: Long Wedding Guest Dresses
Price: $39.90
Availability: In Stock
Available Color: BLACK, HUNTER
Available Size: XL, S, L
Product Badge:- Best Seller
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Morgan Formal Flocked Velvet Dress
Special Occasion
Enchant in this long tulle formal dress featuring a sultry plunge V-neckline and empire waist that leads to dual high front slits along the sweeping floor-length silhouette. Perfect for weddings or black tie soirees.
Fit& Features
- Floral flocked velvet, semi-sheer mesh with lining
- Plunge V-neckline, adjustable spaghetti straps, cross-back design
- High front slits, pleat details, back zipper, hook and eye closure
- Empire waist
- Sweeping floor-length silhouette
- Runs true to size
Style Number/Barcode: 05002-6274
Category Name: Long Wedding Guest Dresses
Price: $9.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Tiffany Sleeveless High Slit Formal Dress
Special Occasion
Keep your night-out look chic and on point in this stunning sleeveless formal dress featuring a flattering cross back design, high side ruffled slit, and an A-line silhouette. Perfect for semi-formal and special occasions.
Shop Crepe Midi Version: Add Some Flair Ruffle Detail Midi Dress
Shop Satin Midi Version: Ravishing Ruffles High Slit Midi Dress
Fit & Features
- Lined crepe fabric, moderate stretch
- Sleeveless square neckline
- Spaghetti straps, cross-back design
- High side slit, ruffle detailing
- A-line form-hugging silhouette
- Runs true to size
Style Number/Barcode: 05002-1239
Category Name: Long Wedding Guest Dresses
Price: $45.90
Availability: Out of Stock
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Rowena Sequin Mermaid Dress
Special Occasion
Chic and glamorous, the Rowena sequin mermaid long dress will stylishly elevate your formal night-out look. She features a sleeveless square neckline with a padded bust, spaghetti straps that lead to an open back with a lace-up strap design, a high waist seam, and a fitted floor-length mermaid silhouette with a thigh-high front slit. The sheer mesh fabric includes a full knit lining and gorgeous sequins embroidered in a stunning scroll design. Style this dress with strappy stilettos.
This dress is the perfect pick for Prom 2023! Not exactly your style? You’ll love other prom dresses.
Fit & Features
- Sleeveless square neckline, padded bust
- Spaghetti straps, open back, lace-up strap design, tie closure
- Lower back zipper with hook and eye closure
- High waist seam
- Fitted floor-length mermaid silhouette, high front slit
- Sheer mesh fabric, knit lining, moderate stretch, embroidered sequin scroll design
- Runs true to size
Style Number/Barcode: 05002-1512
Category Name: Long Wedding Guest Dresses
Price: $109.90
Availability: In Stock
Available Color: NAVY, FUCHSIA, PURPLE, NAVY-2, PINK
Available Size: XS, S, M, L, XL
Product Badge:- Sale
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Kaleigh Off Shoulder Dress
Special Occasion
Turn heads in this sexy, off-the-shoulder formal dress. Draped to perfection, the silky-smooth knit fabric elegantly wraps around your shoulders and hugs your body's curves, accentuating an hourglass figure. This stunning, floor-length gown strikes the perfect balance between sophistication and allure, with its sculptural ruched detailing and bold, thigh-high slit. Style this captivating dress with strappy heels and a sleek satin clutch for an unforgettable evening look.
Fit & Features
- Asymmetrical off-the-shoulder neckline
- Ruched side detailing
- High side slit
- Form-hugging fit
- Smooth knit fabric, plenty of stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-6571
Category Name: Long Wedding Guest Dresses
Price: $9.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
- Asymmetrical off-the-shoulder neckline
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Kaia Strapless High Slit Formal Dress
Special Occasion
Embrace the timeless beauty of this strapless crepe formal dress with an alluring high-side slit and corset bodice. The ruched details at the side artfully wrap around the waist to help accentuate an hourglass figure that flows gracefully to the floor.
Fit & Features
- Crepe fabric, moderate stretch
- Strapless neckline
- Faux wrap-front overlay, front boning detail
- Back zipper closure
- High waist seam
- Floor-length, slim fit with a high front slit
- Runs true to size
Style Number/Barcode: 05002-1204
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: Out of Stock
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Myra Formal High Slit Dress
Special Occasion
The Myra formal dress brings all the luxe, elevating your evening with timeless elegance! The long formal dress features a sweetheart neck with a built-in padded bust that offers support to her flattering, off-the-shoulder neckline with short-sleeve cuffs. The flattering, relaxed fit bodice leads to a curve-hugging floor-length mermaid silhouette that is accented with a sexy high side slit. Complete your captivating formal outfit with dazzling duster earrings and open-toe heels.
Fit & Features
- Off-shoulder neckline, short-sleeve cuffs
- Sweetheart neck, built-in padded bust
- Back zipper, hook-eye closure
- Floor-length A-line silhouette
- High side slit
- Lined crepe fabric
- Curve-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-2403
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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Marissa Formal Satin Cowl Neck Dress
Special Occasion
The Marissa long satin dress brings elegance and sultriness to your formal party. She features a sleeveless pleated cowl neckline, spaghetti straps, and an empire waist that leads to her floor-length hem with an alluring high-cut front slit. The formal dress is composed of a luxe stretch-satin fabric. Complete the look in sparkly heels and earrings.
Fit & Features
- Sleeveless pleated cowl neckline, spaghetti straps
- Slim-fit bodice, empire waistline
- High front slit, floor-length hem
- A-line silhouette
- Stretch-satin fabric, non-see-through, double-lined bust
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-2119
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: HUNTER, NAVY, SAGE
Available Size: XS, S, M, L
Product Badge:- Best Seller
- Sleeveless pleated cowl neckline, spaghetti straps
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Mayra Formal Satin Slit Long Dress
Special Occasion
Slip into the luxe vibes of Mayra! She features a sleeveless square neckline and spaghetti straps atop a fitted bodice designed to flaunt your curves and show a peek of skin thanks to her high-cut front slit. The floor-length hem effortlessly elongates your figure on the buttery smooth satin fabric with plenty of stretch. Complete the look in sparkly heels.
Fit & Features
- Sleeveless square neckline, spaghetti straps
- Fitted bodice, side hip pleating
- Form-fitting silhouette, high-cut front slit
- Floor-length hem
- Smooth satin-knit fabric, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-6832
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: HUNTER, TAUPE, BLACK, ROYAL, ROSE, GOLD
Available Size: XS, S, M, L, XL
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Lola High Slit Satin Dress 2
Special Occasion
Make a stunning entrance at your next formal affair in the Lola high slit satin dress. This luxurious floor-length dress features a sleeveless cowl neckline, a floor-sweeping silhouette with a sultry high side slit to elongate your legs, and a form-hugging fit. Perfect for weddings, black-tie events, or school dances.
Fit & Features
- Stretchy satin fabric, non-see-through
- Cowl neckline
- Spaghetti straps
- Slim-fit bodice
- High side slit
- Floor-length form-hugging silhouette
- Runs true to size
Style Number/Barcode: 05002-1918
Category Name: Long Wedding Guest Dresses
Price: $54.90
Availability: In Stock
Available Color: BLUE
Available Size: L, XL
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Elisabeth Pleated Tulle Formal Dress
Special Occasion
Dress as the princess you are with our breathtaking Elisabeth dress! She is a floor-length evening gown with a plunging V-neckline and thin adjustable straps that create a cross-back design. Her wide empire waist leads to a floor-length skirt that dances around your ankles. She is composed of pleated tulle fabric with a sheer appearance and a thin knit lining that features two front slits. Elisabeth offers a moderate stretch and includes a hidden zipper. Complete the look with a rhinestone clutch and a dainty rhinestone bracelet.Fit & Features
- Sleeveless V-neckline, adjustable spaghetti straps
- Cross-back straps
- Empire waist, two high-front slits
- Floor-length silhouette
- Lined tulle fabric
- Flowy fit, moderate stretch
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-4997
Category Name: Long Wedding Guest Dresses
Price: $9.97 $36.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Juliet Formal High Slit Dress
Special Occasion
Radiate effortless elegance in our sophisticated satin Juliet gown! She features adjustable spaghetti straps, a V-neck seamed bodice with light padding at bust, a high-seam waist, and a long, gently pleated A-line skirt with pockets at either hip and a dramatic center front slit. Juliet is fully lined and made from a smooth, shiny satin-like woven fabric with a touch of stretch. Pair this beautiful dress with a shimmering rhinestone necklace for a glamorous look.
Shop Juliet In More Colors: Juliet Formal High Slit Dress 2
Fit & Features
- Lined satin-like woven fabric, slight stretch
- V-neckline with padded cups
- Adjustable spaghetti straps
- Fitted high waist, hidden side pockets
- Elongated floor-length silhouette with high side slit
- A-line fit
- Runs true to size
Style Number/Barcode: 05002-3332
Category Name: Long Wedding Guest Dresses
Price: $9.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Susana Asymmetric Off-Shoulder Mermaid Dress
Special Occasion
The stunning Susana formal dress will have you radiating elegance! Susana's trendy asymmetric neckline adds a chic touch to her streamlined silhouette. Her wrap skirt reveals a flattering slit that lets you showcase your stylish heels. Make sure you bring a fab clutch to elevate your look.
Fit & Features
- Asymmetric off-shoulder slanted neckline, single shoulder strap
- High waist, floor-length mermaid silhouette
- Wrap skirt reveals front slit
- Crepe fabric, knit lining, moderate stretch
- Form-hugging fit
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-1726
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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Iris One-Shoulder Crepe Dress
Special Occasion
The lovely Iris long formal dress will set the tone for elegance! Captivate any room you walk into! She features a one-shoulder strap design, a padded bust for support, and a curve-hugging wrap skirt with a sexy high slit. The floor-length silhouette elongates your figure on crepe fabric with a moderate stretch. Complete your stunning look in this long dress with dangly earrings and statement heels.
Fit & Features
- Sleeveless bodice, one-shoulder strap
- Built-in padded bust, no bra required
- Floor-length silhouette, curve-hugging wrap skirt
- High-cut slit
- Slip-on/off styling
- Crepe fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-8702
Category Name: Long Wedding Guest Dresses
Price: $44.90
Availability: In Stock
Available Color: HUNTER
Available Size: XS, S
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Star Formal One-Shoulder Mermaid Dress
Special Occasion
Seal in your formal look with a crepe dress that elevates your special evening outfit. Star features a one-shoulder neckline with a bow accent on the shoulder, a lightly pleated bodice, a high side slit, and a mermaid silhouette. The dress is composed of a lined crepe fabric that offers a form-hugging fit with a moderate stretch. Complete the look with a rhinestone collar and stilettos.
Fit & Features
- One-shoulder neckline, bow accent
- Lightly pleated bodice
- High side slit, mermaid silhouette
- Lined crepe fabric
- Form-hugging fit, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-1569
Category Name: Long Wedding Guest Dresses
Price: $29.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Cheyenne Formal One-Shoulder Velvet Dress
Special Occasion
Lavish yourself with a luxe formal dress that elevates your special occasion outfit! Cheyenne features a one-shoulder neckline, a wired V-neck bust, a fitted long sleeve, a high side slit on the floor-length hem, and a curve-hugging A-line silhouette. The long dress is composed of a lined velvet fabric that offers a moderate stretch. Complete the look with rhinestone heels and a sphere clutch.
Fit & Features
- One-shoulder neckline, wired V-neck bust
- Fitted long sleeve
- High side slit, floor-length hem
- A-line silhouette
- Lined velvet fabric
- Form-hugging fit, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-1732
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: BLACK
Available Size: S
Product Badge:- Best Seller
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Rhiannon One-Shoulder Satin Long Dress
Special Occasion
Create a strikingly gorgeous formal look in this one-shoulder long satin dress. Captivate in this eye-catching design with a one-strap detail made with luxurious stretch satin for a curve-huffing fit and accented with a revealing side slit. Make a stunning entrance in this long formal dress styled with sparkly rhinestone jewelry and matching heels for a dazzling picture-perfect look.
Fit & Features
- Asymmetric one-shoulder neckline, dual spaghetti straps
- High waist seam, side slit
- Floor-length A-line silhouette
- Luxe satin fabrication
- Form-hugging fit, minimal stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-0051
Category Name: Long Wedding Guest Dresses
Price: $42.00 $59.90
On Sale: Yes
Availability: In Stock
Available Color: HUNTER
Available Size: XS, S, M, L, XL
Product Badge:- Sale
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Fiona Formal One-Shoulder High Slit Dress
Special Occasion
Capture the essence of true sophistication in this one-shoulder long formal dress, perfect for your next black-tie wedding, prom, or gala. This floor-length dress is made with matte crepe fabric exuding a modern aesthetic designed to highlight the sleek asymmetrical neckline. The mermaid-style silhouette flares gracefully at the bottom, accentuating the figure, while a sultry side slit adds a touch of allure. Side ruching artfully wraps around the waistline, enhancing curves to perfection. Pair this modernly elegant look with strappy rhinestone heels and a matching clutch for the perfect finishing touch.
Fit & Features
- One-shoulder neckline, adjustable spaghetti strap
- Adhesive bra recommended
- Back zipper, hook and eye closure
- Mermaid silhouette, floor-length hem, high side slit
- Crepe fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1121
Category Name: Long Wedding Guest Dresses
Price: $9.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Kinsley Formal Sequin Mermaid Dress
Special Occasion
Gorgeous and glam, the Kinsley formal sequin mermaid dress will give off major regal energy. She features a sleeveless square neckline, spaghetti straps that lead to a cross-back lace-up design, a floor-length skirt with a mermaid silhouette, and a high side slit to showcase some leg. The lined mesh fabric features all-over sequin embroidery in a luxe scroll pattern. Complete your formal affair look with gold hoops and neutral heels.
This dress is the perfect pick for Prom 2023! Not exactly your style? You’ll love other prom dresses.
Fit & Features
- Sleeveless square neckline, spaghetti straps
- Adhesive bra recommended
- Open back, cross-back lace-up strappy design, tie closure
- High waist seam, lower back zipper, hook and eye closure
- Floor-length, fitted, mermaid silhouette, high side slit
- Sheer mesh fabric, full knit lining, moderate stretch
- Sequin embroidery, scroll pattern
- Runs true to size
Style Number/Barcode: 05002-2453
Category Name: Long Wedding Guest Dresses
Price: $99.90
Availability: In Stock
Available Color: GOLD, RED
Available Size: XS, S, M, L, XL
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Cintra Mesh Tulle Bustier Gown
Special Occasion
You've always dared to bare—especially at night! Consider our decidedly sultry Cintra dress for your next evening out. She features a sheer mesh bustier bodice with a cut-out back, a satin trim detail, hook and eye closures, and lined underwire cups attached to gold-tone chain link and adjustable spaghetti straps. Cintra has a zip-up tulle overlay skirt atop a black underlay with two sexy front slits. She is made from a mesh blend with little to no stretch. Pair this dress with gold statement earrings and a sleek clutch.
Fit & Features
- Sheer mesh bustier bodice
- Cut out back with hook and eye closures
- Built-in bust support, no bra required
- Gold-tone chain link straps
- Zip-up tulle overlay skirt
- Black underlay, two front slits
- A-line silhouette, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-0126
Category Name: Long Wedding Guest Dresses
Price: $19.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Heidi Formal Lattice Dress
Special Occasion
Allure them in the chic Heidi dress to make a head-turning impression at your next special event. The formal dress features a sleeveless plunging V-neckline, a built-in padded bust for comfortable support, and dual spaghetti straps. The straps lead to a bold open back to show off a hint of skin and sleek lattice straps that let you adjust the fit. The bodice of the dress leads to a floor-length mermaid silhouette that is complemented with vertical seams to streamline your shape. Complete your outfit with rhinestone earrings and strappy stilettos.
Fit & Features
- Sleeveless V-neckline, dual spaghetti straps
- Built-in padded bust, adhesive bra recommended
- Open back, lattice design with tie closure
- Empire waist, vertical seams
- Floor-length mermaid silhouette
- Luxe satin-lined fabric
- Moderate stretch
- Runs true to size
Style Number/Barcode: 05002-0162
Category Name: Long Wedding Guest Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
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Edlyn Sequin Laceup Mermaid Formal Dress
Special Occasion
Enchant in the Edlyn sequin formal prom dress to make a glamorous entrance at your next elegant affair or prom! She features adjustable spaghetti straps that shape her lace-up back that will have every head turn. Plus, she offers built-in bust support so no bra is needed. The fitted empire waist gently flows into a floor-length mermaid silhouette with a sultry side slit. She's composed of a sequin embroidered mesh-lined fabric with a minimal stretch. Compliment your look in satin lace-up heels.
This dress is the perfect pick for Prom 2023! Not exactly your style? You’ll love other prom dresses.
Fit & Features
- Sleeveless square neckline, adjustable spaghetti straps
- Built-in bust support, no bra needed
- Lace-up back, zipper and hook and eye closure
- Fitted empire waist, side slit
- Mermaid floor-length silhouette
- Sequin embroidery
- Mesh-lined fabric, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-6823
Category Name: Long Wedding Guest Dresses
Price: $14.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Alisha Rhinestone Strap Formal Dress
Special Occasion
Sultry and stunning, the Alisha formal dress will definitely keep all eyes on you. She features a sleeveless cowl neckline, thin rhinestone detailed straps, a high waist seam, a floor-length, curve-hugging silhouette, and an alluring high slit. The smooth lined knit fabric offers plenty of stretch. Style with sparkly hoop earrings and embellished heels.
Fit & Features
- Sleeveless cowl neckline
- Rhinestone detailed straps
- High waist seam
- Floor-length hem, form-fitting silhouette, high slit
- Lined knit fabric, plenty of stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-8162
Category Name: Long Wedding Guest Dresses
Price: $39.90
Availability: In Stock
Available Color: HUNTER
Available Size: XS