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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FEATUREDStunning 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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Britt Halter High Slit Ruched Formal Dress
Special Occasion
Show off your captivating silhouette in the sleek and stunning Britt ruched formal dress. She features a sleeveless sweetheart neckline, tie-back halter straps, a partially open back, ruching down the side seams for a gorgeous look, a floor-length hem with a thigh-high side slit, and an overall form-fitting silhouette to hug your natural curves. The smooth knit fabric offers plenty of stretch. Complete your look in this formal long dress for dances or parties with platform heels.
Fit & Features
- Sleeveless sweetheart neckline
- Tie-back halter straps, partially open back
- High waist seam, ruched side seams
- Floor-length hem, thigh-high side slit
- Curve-hugging silhouette
- Smooth knit fabric, lined bust, plenty of stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7476
Category Name: Long Wedding Guest Dresses
Price: $9.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Miranda Formal Sequin Sleeveless Long Dress
Special Occasion
You'll look and feel oh-so-special in the Miranda formal sequin dress designed to shine at gala dinners or black-tie weddings! She features a sleeveless sweetheart neckline with a wire insert and padded bust, tank-style straps, a form-hugging slim silhouette, and a stunning high front slit along the floor-length hem. The formal dress is composed of a sequin-knit fabric with a stretchy knit lining. Complete the look with a silver clutch and heels.
Fit & Features
- Sleeveless sweetheart neckline, tank-style straps
- Wire insert, padded bust, back zipper and hook-eye closure
- Form-hugging, slim silhouette
- High-front slit, floor-length hem
- Sequin-knit fabric, stretchy knit lining
- Bra optional
- Runs true to size
Style Number/Barcode: 05002-6834
Category Name: Long Wedding Guest Dresses
Price: $19.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Normani Formal Lace Corset Mermaid Long Dress
Special Occasion
Romance is in the air! The Normani Formal Lace Corset Mermaid Long dress brings flirty love vibes to every party. She features a classic sleeveless, v-neckline with adjustable spaghetti straps, a built-in padded bust, and a sheer lace corset-style bodice that leads to her form-fitting, mermaid floor-length silhouette. The formal dress is composed of a delicate lace sparkly lined fabric with a minimal stretch. Finish the look in classy heels and a choker.
Fit & Features
- V-neckline, Adjustable spaghetti straps
- Built-in padded bust, No bra required
- Back zipper closure
- Sheer lace corset-style bodice
- Form-fitting, Mermaid silhouette, Floor-length hem
- Sparkly lace lined fabric
- Fits true to size, Minimal stretch
Style Number/Barcode: 05002-2241
Category Name: Long Wedding Guest Dresses
Price: $19.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Ariella Heat Stone Mermaid Formal Dress
Special Occasion
Showcase gorgeous radiance when you enter the room in the floor-sweeping Ariella formal dress. She features a sleeveless sweetheart neckline, dual adjustable spaghetti straps for a customized fit, a chic strappy lace-up back design, all-over heat stone embellishment for that glamorous sparkle, and a fitted mermaid silhouette with a sultry thigh-high side slit to show some leg. Complete the look with sleek stilettos.
Fit & Features
- Sweetheart neckline, dual adjustable spaghetti straps
- Adhesive bra recommended
- Lace-up back, high side slit
- Heat stone embellishments
- Mermaid silhouette, floor-length hem
- Minimal stretch
- Runs true to size
Style Number/Barcode: 05002-2353
Category Name: Long Wedding Guest Dresses
Price: $19.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Carolyn Cowl Neck Glitter Formal Dress With Train
Special Occasion
Strut like a confident sensation in the Carolyn cowl neck glitter formal dress with a train at banquets or weddings! The cowl neckline and slim silhouette effortlessly accentuate your figure, while the high front slit adds a touch of allure. The attached train and long-length hem elevate your look, all the while shimmering in sparkling glitter fabric. Compliment the look with earrings and a clutch!
Fit & Features
- Glitter fabric lined with stretchy knit
- Attached train
- High front slit
- Slim silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7572
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: BLACK, HUNTER
Available Size: XS, S
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Courtney Foiled Floral Formal Dress
Special Occasion
Looking for an enchanting look? The Courtney formal dress will have all eyes on you as you make your entrance! She features a sleeveless V-neckline, spaghetti straps that lead to an open back with a cross strap design, chic waist cutouts, a flowy, floor-length, A-line silhouette, and a sultry thigh-high front slit. The crepe fabric has a gorgeous all-over floral pattern with a foiled finish. Complete the look with rhinestone earrings and heels.
Fit & Features
- Sleeveless V-neckline
- Spaghetti straps
- Open back, cross strap design, lower back zipper closure
- Dual waist cutouts
- Floor-length A-line silhouette, high front slit
- Crepe fabric, floral pattern, foiled finish
- Runs true to size
Style Number/Barcode: 05002-1610
Category Name: Long Wedding Guest Dresses
Price: $19.97 $64.90
On Sale: Yes
Availability: Out of Stock
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Cheers To You Off The Shoulder Mini Dress
Don't be surprised by all the raised glasses when you stroll into the party in this adorable off-the-shoulder mini dress! It features a sweetheart neckline with non-slip grip lining, trendy puff short-sleeve cuffs, a padded and underwire bust, and ruched seams down the sides and back that flatter your curves along the bodycon silhouette. The dress is composed of a mesh fabric with a sewn-in knit lining. Complete the look with statement hoop earrings and heels.
Fit & Features
- Off-the-shoulder, sweetheart neckline, non-slip grip lining
- Puff short-sleeve cuffs, back zipper and hook-eye closure
- Padded and underwire bust
- Ruched side and back seams
- Bodycon silhouette, mini-length hem
- Mesh fabric, sewn-in knit lining, minimal stretch
- Runs true to size
Style Number/Barcode: 05101-2571
Category Name: Long Wedding Guest Dresses
Price: $9.97 $54.90
On Sale: Yes
Availability: Out of Stock
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Unwrap Me Lace V-Neck Midi Dress
Let their eyes unwrap you in this sultry lace midi dress that's absolute perfection for date night! Featuring a sleeveless V-neck, spaghetti straps that cross along the back, and a bodycon silhouette with a scallop trim slit. The dress is composed of a delicate lace fabric with partial lining and minimal stretch. Complete the look with a chic ring set and heels.
Fit & Features
- Sleeveless V-neck, spaghetti straps
- Criss-cross back
- Bodycon silhouette
- Scallop trim slit
- Midi-length hem
- Lace fabric, partial lining, minimal stretch
- Runs true to size
Style Number/Barcode: 05101-2022
Category Name: Long Wedding Guest Dresses
Price: $9.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Mckenzie Velvet Heat Stone Formal Dress
Special Occasion
Radiate the night in the Mckenzie formal dress! She's simply stunning in long sleeves, a V-neckline, and a wrapped slit skirt for a sexy show of leg. The luxe-lined velvet fabric offers a moderate stretch and features heat stone insets that glimmer under the light. Complete your look in dressy heels.
Fit & Features
- Long fitted sleeves, V-neckline
- Wrapped skirt, high cut slit
- Floor-length hem
- Form-fitting design
- Back zipper and hook and eye closure
- Lined velvet fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1672
Category Name: Long Wedding Guest Dresses
Price: $14.97 $89.90
On Sale: Yes
Availability: Out of Stock
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Eliana Lace-Up Mermaid Glitter Knit Formal Dress
Special Occasion
The Eliana glitter knit formal dress will speak your shine language! Perfect for modern brides who love to sparkle, birthday girls, or wedding guests. Her V-neckline, padded bra cups, and spaghetti straps accentuate your curves while the lace up back adds a touch of allure. With a high front slit and a mermaid silhouette, this floor-length hem dress in glitter knit fabric is sure to make you shimmer. Complete the look with dangly earrings.
Fit & Features
- Glitter knit fabric lined with stretchy knit
- Spagehtti straps
- Padded bra cups, V-neckline
- Lace-up
- High front slit
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8374
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L
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Cassandra Cowl Neck Mermaid Long Formal Dress
Special Occasion
Simplicity is bliss and sophisticated on the Cassandra long formal dress perfect for bridesmaids, wedding guests, and banquets! This floor-length gown is designed with a cowl neckline and spaghetti straps for a flattering look, and princess seams down the mermaid silhouette that highlight your curves. Made from smooth knit fabric, this dress is perfect for making a statement at any formal event! Complete the look with rhinestone earrings and heels.
Fit & Features
- Smooth, stretchy knit fabric lined with knit
- Sleeveless cowl neckline
- Spaghetti straps
- Princess seams
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8309
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: Out of Stock
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Tamera V-Neck Ruffle Mermaid Glitter Formal Dress
Special Occasion
Sparkling glitter makes its mark on the Tamera long formal dress destined to be your plus one at prom or black tie weddings! This formal gown adds a touch of glamour to any event in a striking V-neckline that flatters your bust, ruffled spaghetti straps, and a cutout back design that'll have every head turning. Her mermaid silhouette shows off your gorgeous curves while the high front slit gives everyone a peak at your shoes along the floor-length hem. Complete the look with a shimmering clutch purse, block heels, and earrings for a memorable evening style!
Fit & Features
- Glitter fabric lined with knit
- Ruffled spaghetti straps
- Padded bra cups
- Back zipper and hook-eye closure
- High front slit
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-7860
Category Name: Long Wedding Guest Dresses
Price: $19.97 $79.90
On Sale: Yes
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M
Product Badge:- Sale
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Cyra Metallic Deep V High Slit Dress
Special Occasion
Slipping right into our lovely Cyra will make you a magnet for attention! Sleek and chic, her pretty sheen and fitted silhouette lovingly wrap around your curves. Do the most and pair her up with some rhinestone stilettos!
Fits & Features
- Adjustable Spaghetti Straps
- Plunging V Neckline With Wire Trim I Padded Bust I Scoop Back
- Back Zipper With Hook & Eye Closure
- Sweeping Floor-Length Hemline I Thigh-High Slit
- Metallic Knit Fabric I Fully Lined I Pretty Sheen Finish
- Form Hugging Fit I Moderate Stretch
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0869
Category Name: Long Wedding Guest Dresses
Price: $9.97 $64.90
On Sale: Yes
Availability: Out of Stock
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Emery Formal Mermaid Dress
Special Occasion
Create a moment to look back on in our charming Emery dress! She features a mauve hue, a sleeveless bodice, a plunging wired V neckline, wide shoulder straps that lead to a cross back design. Her slim fit bodice leads to a sweeping floor length skirt with godet accents. Dress is composed of a curve hugging crepe fabric that offers a moderate stretch.
Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-6652
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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Eve Formal Velvet Scroll Mermaid Long Dress
Special Occasion
Your enchanted evening begins with the Eve formal long dress! She features a flattering square neckline, spaghetti straps, and a padded bust for support. Her front ruched seam and mermaid silhouette flaunt your figure while the high front slit allows for movement along the chic floor-length hem. The formal dress is designed with a flocked velvet scroll pattern on smooth knit fabric with minimal stretch. Complete the look with a sparkly clutch for a wedding or formal soiree!
Fit & Features
- Sleeveless square neckline, spaghetti straps
- Padded bust
- Mermaid silhouette
- Front ruched seam, high slit, floor-length hem
- Flocked velvet scroll pattern, smooth knit fabric
- Minimal stretch
- Runs true to size
Style Number/Barcode: 05002-7755
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: Out of Stock
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Lindsay Formal Crepe Halter Dress
Special Occasion
Effortlessly gorgeous and chic, the Lindsay formal dress surprises with sultry details and peeks of skin! She features a sleeveless halter neckline with button closures and a front slit keyhole, an open-back design and lower ruched seam, and a form-hugging mermaid silhouette with a high-cut slit along the floor-length hem. The formal dress is composed of a stretch crepe-lined fabric. Style with a beaded clutch to complete the look for a banquet dinner or gala!
Fit & Features
- Sleeveless halter neckline, button closures, front slit keyhole
- Open-back design, lower ruched seam
- Form-hugging, mermaid silhouette
- High-cut front slit, floor-length hem
- Lined crepe fabric, moderate stretch
- Sticky bra or pasties recommended
- Fits true to size
Style Number/Barcode: 05002-2840
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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Vickie Formal Satin Scoop Neck Mermaid Dress
Special Occasion
Look and feel effortlessly gorgeous in the Vickie formal satin dress as a bridesmaid, black tie gala guest, or any fancy affair! She features a sleeveless scoop neckline, adjustable spaghetti straps, a lightly padded bust, flexible boning inserts along the bodice, a skin-bearing high front slit, and a flattering mermaid silhouette with a floor-length hem. The formal dress is composed of a smooth satin-lined fabric with minimal stretch. Complete the look with statement earrings.
Fit & Features
- Sleeveless scoop neckline, adjustable spaghetti straps
- Lightly padded bust, back zipper and hook-eye closure
- Flexible boning inserts along the bodice
- Mermaid silhouette, high front slit, floor-length hem
- Lined smooth satin fabric, minimal stretch
- Bra optional
- Runs true to size
Style Number/Barcode: 05002-6945
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: Out of Stock
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India Satin Tie Neck Gown
Special Occasion
Regal and radiant, our India gown is streamlined yet sophisticated. She features a high collar with a tie that knots at the nape of the neck, a halter-style bodice with princess seams, lightly padded cups, and a back zip, and a full A-line skirt with a slit and pockets at either hip. India is fully lined and made from a smooth woven material with a subtle sheen and a hint of stretch.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0061
Category Name: Long Wedding Guest Dresses
Price: $32.97 $89.90
On Sale: Yes
Availability: Out of Stock
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Josephine V-Neck Rhinestone Mermaid Formal Dress
Special Occasion
An iconic look no one can forget, the Josephine formal dress was made for the spotlight at black-tie galas and prom! She boasts a flattering V-neckline and adjustable spaghetti straps for a customizable fit, and a rhinestone embellished sheer mesh bodice and back with strappy detailing add a touch of glamour. The mermaid silhouette effortlessly hugs your curves for an hourglass effect while the front slit creates a sophisticated and exclusive look! Complete the look in platform heels.
Fit & Features
- Smooth knit fabric, sewn-in knit lining, moderate stretch
- Padded bra cups
- Adjustable spaghetti straps
- Rhinestone embellished, bodice, sheer mesh, strappy back trim
- Back zipper and hook-eye closure
- High front slit, mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8296
Category Name: Long Wedding Guest Dresses
Price: $129.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L
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Marisol Formal Rhinestone Lace-Up Mermaid Dress
Special Occasion
This Marisol Formal Rhinestone Lace-Up Long Mermaid Dress is perfect for any fancy occasion where it calls to exude elegance! The sleeveless mermaid silhouette flatters the figure beautifully with a cowl neckline and rhinestone-embellished straps that lace up along her back and is finished with a floor-length hem. The formal dress is composed of a smooth knit fabric that hugs your curves and offers moderate stretch. Complete the look with statement earrings and a chic clutch.
Fit & Features
- Sleeveless cowl neckline
- Rhinestone-embellished straps, lace-up back
- Side zipper and hook-eye closure
- Curve-hugging mermaid silhouette, floor-length hem
- Smooth knit fabric, moderate stretch
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7410
Category Name: Long Wedding Guest Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Haylee Sequin Rose Mermaid Formal Dress
Special Occasion
Will you accept this rose sequin dress? Fall for the Haylee formal dress and her elegant allure! She features a one-shoulder design with strappy detail, built-in bust support, an empire waist, and a high-cut front slit on her mermaid silhouette. Zipper closure on the back. Complete the look in lace-up heels and dangly earrings.
Fit & Features
- One-shoulder design, strappy detail, built-in bust support
- Empire waist, high-cut slit
- Mermaid silhouette, zipper closure
- Sequin rose knit-lined fabric
- Minimal stretch
- Fits true to size
Style Number/Barcode: 05002-2115
Category Name: Long Wedding Guest Dresses
Price: $14.97 $96.90
On Sale: Yes
Availability: Out of Stock
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Florence Formal Lace Illusion Mermaid Dress
Special Occasion
Go bold with a formal dress that commands attention from the moment you enter the room! Florence features a sleeveless sweetheart neckline, lace cups, adjustable spaghetti straps, and an illusion lace bodice with contrast piping. The slim-fit waist leads to a satin mermaid silhouette with ruching and a high side slit. The dress offers a form hugging fit with slight stretch. Complete look with door knocker earrings and a satin clutch.
Fit & Features
- Sleeveless sweetheart neckline, padded cups, underwire
- Lace cups, adjustable spaghetti straps
- Illusion lace bodice with contrast piping, flexible boning
- Mermaid silhouette
- Ruching, high side slit
- Satin fabric
- Form hugging fit, slight stretch
- Runs true to size
Style Number/Barcode: 05002-1321
Category Name: Long Wedding Guest Dresses
Price: $13.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Emmalyn Formal Heat Stone Velvet Dress
Special Occasion
Bring sophistication and elegance to your evening as you wow in sparkling heat stones! Emmalyn features an all over black hue, a wrap V neckline, narrow shoulder straps and subtle ruching along the bodice. She is adorned with dazzling heat stones and is accented with an asymmetrical floor length silhouette. Dress is composed of a lined velvet fabric that offers a form hugging fit with a moderate stretch. Includes a back zipper closure.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-6291
Category Name: Long Wedding Guest Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Melissa Formal Satin Halter Mermaid Long Dress
Special Occasion
Figure-flattering details make the Melissa formal satin long dress impress with sexy standout style! She features a chic halter neckline and a flexible boning bodice, this dress will flatter your silhouette effortlessly. The side pleated seam and mermaid silhouette add a touch of sophistication, while the high front asymmetrical slit and floor-length hem create a captivating look. Crafted from silky satin fabric, the formal dress offers a subtle sheen effect and minimal stretch. Complete the look in dangly rhinestone earrings for a black tie celebration or event!
Fit & Features
- Sleeveless halter neckline
- Flexible boning inserts in the bodice, side pleated seam
- Back zipper and hook-eye closure
- Mermaid silhouette, high front asymmetrical slit, floor-length hem
- Silky satin fabric, subtle sheen, minimal stretch
- Sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7849
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: Out of Stock