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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Brooke Formal Sequin Mermaid Dress
Special Occasion
Brooke shows everyone how a grand entrance is done! She features a one-shoulder neckline with a long sleeve, a pleated bust, and a cutout waist accent for a sultry show of skin along her form-hugging mermaid silhouette with a surplice slit hem. The formal dress is composed of a sequin woven-lined fabric with minimal stretch. Complete your dressy look with a glamorous hair accessory for a stunning updo!
Fit & Features
- One-shoulder neckline, long sleeve
- Strapless or sticky bra recommended
- Pleated bust, cutout waist
- Back zipper and hook-eye closure
- Form-hugging, mermaid silhouette
- Surplice slit long hem
- Sequin woven-lined fabric, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-2538
Category Name: Long Wedding Guest Dresses
Price: $49.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Kiera Formal Sequin Lace Up Dress
Special Occasion
Lace-up in a formal dress that brings the glitz to your special event! Kiera features an off-the-shoulder neckline with a sweetheart bust, built-in no slip strip, padded cups, adjustable spaghetti straps, cold shoulder straps, a lace-up back, a sequin scroll pattern, and a mermaid silhouette. The dress is composed of a lined mesh fabric that offers a form hugging fit with minimal stretch. Complete look with rhinestone heels and a clutch.
Fit & Features
- Off the shoulder neckline, sweetheart bust
- Padded cups, built-in no-slip strip
- Adjustable spaghetti straps
- Lace-up back
- Sequin scroll pattern
- Mermaid silhouette
- Form hugging fit, minimal stretch, runs true to size
Style Number/Barcode: 05002-1543
Category Name: Long Wedding Guest Dresses
Price: $8.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Rosalba Formal High Slit Satin Dress
Special Occasion
Flaunt your natural beauty in a fab formal dress! Rosalba features a cowl neckline with a slim fit bodice, a floor-sweeping silhouette with a sultry high slit, a lace-up back, and a form-hugging fit. Pair this gorgeous dress with a sleek ring set to add some glamour to your look for your special occasion.
Fit & Features
- Spaghetti straps, lace-up back
- Cowl neckline
- Slim fit bodice
- Floor-length silhouette with a thigh-high slit
- Fully-lined stretchy satin fabric
- Form-hugging fit
- Moderate stretch
Style Number/Barcode: 05002-1320
Category Name: Long Wedding Guest Dresses
Price: $14.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Malie Formal Floral Chiffon Dress
Special Occasion
Bring the romance in florals as you make a dreamy entrance in our mesmerizing Malie floral chiffon dress! Pair her with sleek strappy stilettos and a pair of rhinestone embellished earrings for an unforgettable look!
Fit & Features
- Sleeveless Plunging V-Neckline
- Adjustable Spaghetti Straps } Cross Back Straps
- Floral Print
- A-Line Silhouette
- Chiffon Fabric
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0687
Category Name: Long Wedding Guest Dresses
Price: $14.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Skylar Glitter Shine Ruched Dress
Special Occasion
Make them all take notice in our glam Skylar ruched dress! Take her glow to the next level with rhinestone accents and glitzy heels!
Fit & Features
- Sweetheart Neckline | No-Slip Strip
- Padded Cups | Ruched Side Seam
- Wrap Silhouette
- High Side Slit
- Lined Woven Glitter Knit Fabric
- Relaxed Fit
- Minimal Stretch
Model is 5'9" with a 34" bust, 24" waist and 34.5" hips. She is wearing a size five
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0602
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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Amaya Ruched Mermaid Formal Dress
Special Occasion
Radiant and refined, the Amaya foil gown captivates with a sculpted V-wire neckline, ruched bodice, and curve-hugging mermaid silhouette. The floor-length hem creates a dramatic finish made for luminous entrances.
Fit & Features
- Foil fabric lined with stretch knit
- V-wired neckline
- Adjustable spaghetti straps
- Back zipper and hook-eye closure
- Side ruched seams
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Black-tie weddings, formal galas, red-carpet events, formal dances, holiday soirees, anniversaries, milestone celebrations
Style Number/Barcode: 05002-000493
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: WINE
Available Size: XS, S
Product Badge:- Ships Free
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Emmaline Lace Trim Cutout Crepe Mermaid Dress
Special Occasion
Showcase your stunning curves in the Emmaline mermaid dress at your next formal affair. The crepe dress is designed with a sleeveless sweetheart neckline, adjustable spaghetti straps for a customized fit, a sheer lace back leading to a lower back cutout with a dainty lace trim, and a floor-length mermaid silhouette to flaunt your gorgeous figure.
Fit & Features
- Crepe fabric, moderate stretch
- Sweetheart neckline, structured bust
- Adjustable spaghetti straps
- Sheer lace back design, hook-eye closures
- Lower back cutout, lace trim, zipper closure
- Floor-length mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8767
Category Name: Long Wedding Guest Dresses
Price: $9.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Marlene Formal Glitter Velvet Lace-Up Dress
Special Occasion
The Marlene formal long dress is a stunning, elegant statement piece crafted of luxurious glitter velvet fabric that guarantees sparkle! She features a square neckline, spaghetti straps, a lace-up back, and a flattering mermaid silhouette and floor-length hem for an air of sophistication. Complete the look with earrings for a black-tie gala or banquet!
Fit & Features
- Sleeveless square neckline
- Spaghetti straps, lace-up back
- Mermaid silhouette, floor-length hem
- Glitter velvet fabric, minimal stretch
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7814
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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Gisel Formal X-Back Long Dress
Special Occasion
Showcase your curves in the lovely Gisel formal long dress that brings the sultry appeal to the evening! She features a classic sleeveless, square neck bodice with spaghetti straps that shape the X-back detail and lattice design. Her fitted empire waist creates an hourglass illusion on the form-fitting, long silhouette. Complete the look with a sparkly clutch and earrings.
Fit & Features
- Sleeveless square neckline, spaghetti straps
- Adhesive bra recommended
- X-back straps, lattice design, tie closure, ruching at the lower back
- Empire waist, long-length hem
- Smooth knit fabric
- Form-fitting silhouette, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1981
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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Baylee Scallop Glitter Lace Two Piece Chiffon Dress
Special Occasion
Look oh-so-elegant in our Baylee! Her lovely bodice showcases a glittering floral design that shimmers and reflects in the light. Don't forget to add a cute little evening bag for storing all your essentials for the night!
Fits & Features
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Crew Neckline I Back Zip With Hook & Eye Closure
- Fitted Long Sleeves
- Partially Lined Glitter Lace Bodice WIth Scalloped, Crop Hem
- Floor Length, Chiffon Lined Skirt
- Overlap Design Reveals Front Slit
- Back Zipper With Hook & Eye Closure
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05006-0527
Category Name: Long Wedding Guest Dresses
Price: $70.97 $134.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Crew Neckline I Back Zip With Hook & Eye Closure
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Christiane Corset Satin Formal Dress With Sash
Special Occasion
From the gorgeous corset bodice to the sweeping side sash, the Christiane satin formal dress ensures a glamorous entrance when you enter the party. Designed to be alluring, this mermaid dress has a beautiful beaded applique embellishment and a high front slit for effortless movement.
Fit & Features
- Stretch satin fabric, stretchy knit lining
- Strapless sweetheart neckline, back zipper and hook-eye closure
- Built-in padded bra cups, pleated bust
- Corset bodice, flexible boning, beaded applique embellished
- Attached side sash
- High front slit, mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, black tie weddings and events, galas, charity dinners, fancy celebrations
Style Number/Barcode: 05002-9705
Category Name: Long Wedding Guest Dresses
Price: $59.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Margo Velvet Strapless High Slit Mermaid Dress
Special Occasion
The Margo velvet long dress embodies sophistication from the strapless neckline, lace-up back, and showstopping high front slit. Style with a necklace and earrings set.
Fit & Features
- Velvet fabric with knit bust lining, plenty of stretch
- Strapless angled V-neckline
- Flexible boning at bodice, high waist seam
- Open lace-up back design, lower back ruching
- High-cut front slit
- Floor-length mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8644
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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Karter Formal Sequin V-Neck Dress
Special Occasion
Go the glam route and sparkle in the Karter formal sequin dress for holiday parties, winter weddings, and banquets! She features a sleeveless v-neckline, adjustable spaghetti straps so you can customize her fit and a sheer illusion bodice that leads the form-hugging, mermaid silhouette with a sexy high-cut side slit. The formal long dress is composed of a sequin-scroll embroidered mesh fabric with a sewn-in lining and minimal stretch. Complete your mesmerizing look with a dainty bracelet and clutch.
Fit & Features
- Sleeveless v-neckline, adjustable spaghetti straps
- Strapless or adhesive bra recommended
- Back zipper and hook-eye closure
- Sheer illusion bodice, form-hugging, mermaid silhouette
- High-cut side slit, long hem
- Sequin-scroll mesh fabric, sewn-in lining, minimal stretch
- Fits true to size
Style Number/Barcode: 05002-2574
Category Name: Long Wedding Guest Dresses
Price: $49.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Marlene Formal Glitter Long Dress
Special Occasion
Marlene brings the glam factor in light-catching glitter to steal the show! She features a sleeveless, halter neck with tie closure, a built-in padded bust, and all-over ruching designed to hug and flatter your curves. Her mermaid form-fitting silhouette gently flares out in a floor-length hem with a sultry front slit perfect for showcasing some leg. The formal dress is composed of a glitter-knit lined fabric with a moderate stretch. Complete your dress look with a rhinestone tiara to have a princess moment.
Fit & Features
- Sleeveless, halter neck, tie closure
- Built-in padded bust, bra optional
- Back zipper closure
- All-over ruching
- Form-fitting, mermaid silhouette
- Front center slit, floor-length hem
- Glitter knit-lined fabric, moderate stretch, fits true to size
Style Number/Barcode: 05002-2427
Category Name: Long Wedding Guest Dresses
Price: $14.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Zendaya Lace-Up Back Mermaid Formal Dress
Special Occasion
The Zendaya formal dress will have heads turning all night long. Look and feel like a dream in her stunning mermaid silhouette, lace-up back, and a sexy slit along the floor-length hem. She's composed of a shiny-smooth knit fabric that effortlessly drapes your body and offers a moderate stretch. Complete your elegant look with a rhinestone necklace and clutch.
Fit & Features
- Sleeveless, spaghetti straps
- Scoop neckline
- Lace-up back design
- Mermaid silhouette
- High-cut slit, floor-length hem
- Shiny-smooth knit fabric, moderate stretch
- Fits true to size
Style Number/Barcode: 05002-1487
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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Adira High Side Slit One Shoulder Dress
Special Occasion
Flaunt your heels in Adira's flirty thigh-high slit. A smooth jersey knit drapes along your figure giving you a comfortable yet fitted silhouette!
Fits & Features
- One-Shoulder Dual Spaghetti Straps
- Slanted Neckline
- Floor Length Hemline I Ruched At The Side
- Front Slit
- Smooth Jersey Knit Fabric
- Curve Hugging Fit I Ample Stretch
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0801
Category Name: Long Wedding Guest Dresses
Price: $36.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Davia Rhinestone Pretzel Trim Mermaid Dress
Special Occasion
Make a glamorous appearance in our jaw-dropping Davia!
Fits & Features
- Adjustable Spaghetti Straps
- Plunging V Neckline I Padded Bust
- Pretzel-Trim Cut Out At Front Waist With Rhinestone Details
- Back Zipper With Hook & Eye Closure
- Floor Length Hem I Mermaid SIlhouette
- Crepe Fabric I Curve Hugging Fit
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0439
Category Name: Long Wedding Guest Dresses
Price: $40.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Eva Off The Shoulder Mermaid Dress
Make it an entrance to remember in our stunningly chic Eva mermaid dress. She features an off the shoulder neckline with long fitted sleeves, a wrap front V neckline, a high waist seam, ruched side detailing, and a fitted and flowy mermaid silhouette with a thigh high front slit. The dress is composed of a crepe fabric that offers 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: 05002-6660
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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Dahlia Lace Corset Formal Dress
Special Occasion
The lace corset bodice gives the Dahlia formal dress its structured, statement finish. This lace corset formal dress pairs a halter V-neckline with an open lace-up back and side slit for detail that feels striking from every angle. The slim floor-length skirt keeps the look polished and sleek.
Fit & Features
- Lace fabric, stretch knit lining, minimal stretch
- Halter V-neckline
- Lace corset bodice with boning
- Open lace-up back
- Side slit
- Side zipper with hook-eye closure
- Long-length column silhouette
- Runs true to size
Where to Wear:
Weddings, bridal celebrations, HOCO, rehearsal dinners, engagement parties and photoshoots, special date nights, cocktail soirees, honeymoons, vacations, formal events
Style Number/Barcode: 05002-001639
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: PLUM
Available Size: XS
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Adella Velvet Strapless Mermaid Formal Dress
Special Occasion
Sleek and unforgettable, the Adella velvet gown is designed for evenings that call for refined drama and confident elegance. A strapless twist neckline, sculpted mermaid silhouette, and subtle cutout back come together in a look that feels timeless yet undeniably striking.
Fit & Features
- Plush velvet fabric
- Strapless twist neckline
- Cutout back, lower ruched seam
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie galas, formal dances, rehearsal dinners, engagement parties, milestone celebrations, fancy date nights, award ceremonies, elegant parties, opera nights
Style Number/Barcode: 05002-001646
Category Name: Long Wedding Guest Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Sancia V-Neck Ruffle Slit Floral Formal Dress
Special Occasion
Bloom beautifully in the Sancia floral formal dress at any soiree or event! Arrive in this stylish dress designed with flattering ruffles, a form-hugging fit and a high slit for effortless movement.
Fit & Features
- Floral print, mesh fabric lined with stretch knit
- V-neckline
- Adjustable spaghetti straps
- Back zipper and hook-eye closure
- Ruffles, high front slit
- Form-hugging fit, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, garden parties, spring cocktail events, graduations, birthdays
Style Number/Barcode: 05002-9120
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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Major Beauty Floral Satin Strapless Maxi Dress
Show off your major beauty in this gorg satin strapless maxi dress designed with a blooming floral print pattern. Perf for weddings, style with neutral block heels.
Fit & Features
- Stretch satin fabric with full-length knit lining
- Large floral print
- Strapless straight neckline
- High back slit
- Maxi-length bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-4118
Category Name: Long Wedding Guest Dresses
Price: $19.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Tova Off The Shoulder Glitter Mermaid Dress
Special Occasion
Grace your event in a shimmering glitter knit mermaid dress that features an elegant off-the-shoulder neckline with a foldover accent, sheer ruched long sleeves, and a sweeping long-length hem. Complete your formal event outfit with glitter block heels.
Fit & Features
- Glitter knit fabrication, stretchy knit lining
- Off-the-shoulder neckline, foldover accent
- Back zipper and hook-eye closure
- Sheer ruched long sleeves
- Mermaid silhouette
- Long length hem
- Runs true to size
Style Number/Barcode: 05002-8741
Category Name: Long Wedding Guest Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Vacay Dream Floral Strappy Maxi Dress
POV: You just entered the group chat looking like a vacay dream. This mesh maxi dress hugs in all the right places with a strappy back that turns heads on vacation and summer parties!
Fit & Features
- Tropical floral print, mesh-lined fabric, moderate stretch
- V-neckline
- Bungee spaghetti straps
- Strappy open back
- Form-hugging fit
- Maxi-length hem
- Runs true to size
Style Number/Barcode: 05101-000389
Category Name: Long Wedding Guest Dresses
Price: $9.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free