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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Trish Open Back Mermaid Formal Dress
Special Occasion
Made for the nights when you want your entrance to linger, The Trish gown smooths and sculpts in luxe shakira knit lined fabric that flows into a refined mermaid silhouette. The sweetheart neckline and open crisscross back add that whisper of drama—effortless, polished, and perfect for every dressed-up occasion on her calendar.
Fit & Features
- Knit fabric with subtle sheen, stretchy lining
- Sweetheart neckline, tank shoulder straps
- Open crisscross back, lower zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, holiday celebrations, black-tie galas, fancy birthdays, engagement parties, rehearsal dinners, elegant cocktail receptions, destination formals, ceremonies
Style Number/Barcode: 05002-000712
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: YELLOW
Available Size: S, M, L, XL
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Leah Formal Sequin Mesh Long Dress
Special Occasion
Leave the room breathless in the captivating Leah formal dress showcasing a regal sequin scroll design that elevates the night! She features a sleeveless cowl neckline, adjustable spaghetti straps to customize the fit, a high waist seam, and a form-hugging silhouette with a sultry high-cut side slit along the floor-length hem. The formal dress is composed of a sequin-scroll patterned mesh fabric with a sewn-in knit lining and minimal stretch. Complete your stunning look in chandelier earrings and heels.
Shop More Lola Styles: The Lola Collection
Fit & Features
- Mesh fabric, sewn-in knit lining, minimal stretch
- Sequin scroll pattern
- Sleeveless cowl neckline, adjustable spaghetti straps, high waist seam
- High-cut side slit, floor-length hem
- Form-hugging silhouette
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-2631
Category Name: Long Wedding Guest Dresses
Price: $29.97 $84.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Galinda Formal Sequin Mermaid Dress
Special Occasion
Go the glamorous route in the Galinda formal dress with shimmering sequin embroidery to create a showstopping entrance at holiday events! She features a crew neck, sheer long sleeves, and a sultry open-back with draping. Her form-hugging mermaid silhouette leads to the floor-length hem with a high-cut front slit to show some leg! The formal dress is composed of a mesh fabric with a knit lining and minimal stretch. Complete your captivating look with a chic clutch.
Fit & Features
- Crew neck, long sleeves, open-back with draping
- Sticky bra or pasties recommended
- Hidden back zipper closure
- Form-hugging, mermaid silhouette
- High-cut front slit, floor-length hem
- Sequin embroidered mesh fabric, knit lining, minimal stretch
- Fits true to size
Style Number/Barcode: 05002-3035
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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Rya Satin Lace-Up Mermaid Formal Dress
Special Occasion
A sleek satin dress designed for the kind of entrance that turns heads before you even say hello. The Rya pairs a flattering V-neckline with a curve-skimming mermaid fit and an eye-catching lace-up back that adds just the right touch of allure.
Fit & Features
- Stretch satin fabric, smooth knit lining
- V-neckline, padded bra cups
- Adjustable shoulder straps
- Lace-up back, lower zipper and hook-eye closure
- Curve-hugging, mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, black tie weddings, galas, formal award dinners, red carpet occasions, upscale birthdays
Style Number/Barcode: 05002-001216
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: RED, ROYAL
Available Size: M, L
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Eva Glitter Lace-Up Column Formal Dress
Special Occasion
Made for evenings that linger long after the last toast, The Eva delivers refined glamour with a confident edge. Crafted in glitter knit-lined fabric, this column floor-length silhouette features a softly draped cowl neckline, delicate spaghetti straps, and a high front slit that feels striking yet composed.
Fit & Features
- Glitter knit fabric lined with smooth knit
- Cowl neckline, spaghetti straps
- Lace-up open back detail
- High front slit for movement
- Column floor-length silhouette
- Runs true to size
Where to Wear:
Formal weddings, black tie galas, upscale cocktail receptions, anniversary dinners, milestone birthday evenings, winter formals, special events, engagement parties, rehearsal dinners
Style Number/Barcode: 05002-001140
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: RED, BLACK, BROWN
Available Size: XXS, XS, S, M, L, XL
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Kira Sequin Velvet Mermaid Dress
Special Occasion
Showcase a luxe look with a stunning sparkle in the Kira sequin velvet mermaid dress. She features a sleeveless asymmetrical one-shoulder neckline, a single adjustable shoulder strap, and a fitted bodice with all-over sequin embroidery. Her high waist seam leads to a floor-length smooth velvet skirt with ruching at the top and a thigh-high side slit. Style this dress with rhinestone heels.
Fit & Features
- Sleeveless asymmetrical one-shoulder neckline, adjustable spaghetti strap
- Fitted bodice, sequin embroidery, back zipper, hook and eye closure
- High waist seam, floor-length velvet skirt, ruching, high side slit
- Mermaid silhouette
- Lined sequin top, velvet skirt, moderate stretch
- Strapless or adhesive bra recommended
- Runs true to size
Style Number/Barcode: 05002-2581
Category Name: Long Wedding Guest Dresses
Price: $19.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Zenni Formal High Slit Glitter Dress
Special Occasion
Draw all eyes on you as you make a dazzling entrance with a prom dress that brings the glitz! Zenni features a sleeveless V-neckline, ruching, adjustable spaghetti straps, a high side slit, and a wrap silhouette. The dress is composed of a woven glitter fabric that offers a form-hugging fit with a moderate stretch. Complete the look with chrome platforms and a rhinestone anklet.
Fit & Features
- Sleeveless V-neckline
- Adjustable spaghetti straps
- Ruching
- High side slit
- Wrap silhouette
- Woven glitter fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1261
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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Liliane Floral Sequin Mermaid Formal Dress
Special Occasion
Softly romantic with a polished finish, the Liliane floral sequin gown moves beautifully from ceremony to last dance. The mermaid floor-length silhouette is balanced by a cutout tie back that feels graceful, confident, and event-ready.
Fit & Features
- Floral-printed mesh fabric with full-length knit lining, high stretch
- All-over clear sequin embroidery
- Sleeveless sweetheart neckline, pleated satin bust with padding
- Thin satin tank straps, satin tie-back design
- Lower back cutout, zipper with hook-eye closure
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Prom, weddings, garden soirees, black-tie galas, rehearsal dinners, bridal celebrations, fancy birthday brunches, formal milestone celebrations, and balls.
Style Number/Barcode: 05002-001251
Category Name: Long Wedding Guest Dresses
Price: $19.97 $129.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Tatiana High Class Velvet Dress
Special OccasionTatiana is trendy, high-class, and glam in this long black velvet dress! She features a wrap bodice that creates a plunging neckline, double shoulder straps, a low back with a strappy lattice detail, an exposed back zipper closure, and a high waist seam leading to a flared floor-length skirt and a high leg slit. Tatiana is composed of an unlined velvet knit fabric that offers a moderate stretch.
Model is 5'7" with a 34" bust, 24" waist and 36 hips. She is wearing a size smallSpecial Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-5703
Category Name: Long Wedding Guest Dresses
Price: $29.97 $56.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Nicola Strappy Tie-Back Mermaid Dress
Special Occasion
Show off your stunning curves in the Nicola formal dress featuring a halter square neck, strappy tie-back design, and floor-sweeping mermaid silhouette. Style with a rhinestone necklace for that hint of glamour.
Fit & Features
- Smooth knit fabric, high stretch
- Sleeveless square neckline, underbust seam
- Tank halter straps
- Open cross-back strappy design, tie closure
- Lower back zipper closure
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie parties, and dressed-up dinners.
Style Number/Barcode: 05002-000011
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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Stacie Formal Cowl Neck Long Dress
Special Occasion
Your divine beauty will stun in the Stacie formal dress to make your entrance as a bridesmaid or arrival to a dinner banquet! She features a sleek and sleeveless cowl neckline, spaghetti straps, a high-waist seam, and a skin-flaunting high-cut front slit along her flowy, a-line silhouette and floor-length hem. The formal dress is composed of a slinky knit fabric with a sewn-in knit lining and plenty of stretch. Style with rhinestone platform heels and a clutch to complete your dressy look!
Fit & Features
- Sleeveless cowl neckline, spaghetti straps
- High-waist seam
- High-cut front slit
- Flowy a-line silhouette, floor-length hem
- Slinky knit fabric, sewn-in knit lining, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-6805
Category Name: Long Wedding Guest Dresses
Price: $29.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Willow Formal High Slit Crepe and Lace Dress
Special Occasion
Bring the sophistication in the glamourous Willow formal dress! She features a sleeveless V-neckline, sleek adjustable spaghetti straps, a high side slit, and a floral lace mesh panel at the back. She is composed of a curve-hugging crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with clear heels.
Fit & Features
- Sleeveless V-neckline with padded cups
- Adjustable spaghetti straps
- High side slit
- Floral lace mesh panel
- Crepe fabric
- Form hugging fit
- Moderate stretch
Style Number/Barcode: 05002-1210
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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Kristina Formal Sequin Cutout Dress
Special Occasion
Sleek and sparkly, the Kristina formal sequin dress is a major glow-up for prom! She features a classy, sleeveless, square neck with bungee spaghetti straps that cross in the back and shape her form-fitting, cutout bodice. The high waist seam leads to her floor-length hem with a sultry front slit perfect for showcasing glam heels.
Fit & Features
- Sleeveless, square neck, bungee spaghetti straps
- Adhesive bra recommended
- Form-fitting, cutout bodice, cross-back straps
- High waist seam, back zipper closure
- Floor-length hem, front slit
- Sequin-knit lined fabric
- Fits true to size
Style Number/Barcode: 05002-2260
Category Name: Long Wedding Guest Dresses
Price: $19.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Wanda Formal Corset Crepe Dress
Special Occasion
Stun a formal dress that puts you in a league of your own! Wanda features a sleeveless V-neckline, supportive padded cups that eliminate the need for an additional bra, and adjustable spaghetti straps. The bodice features a timelessly chic corset design with flexible boning that provides structure. The skirt features a curve-hugging A-line style with a daringly high side slit that showcases a hint of leg. The dress is composed of a crepe fabric that offers a form-hugging fit with a moderate stretch. Complete the look with rhinestone heels and a faux fur wrap.
Fit & Features
- Sleeveless V-neckline
- Padded cups
- Adjustable spaghetti straps
- Corset bodice, flexible boning, back zipper and hook and eye closure
- A-Line silhouette, high side slit
- Crepe fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-2020
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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Brooklyn Satin Ruched Formal Dress
Special Occasion
Create a head-turning moment in the gorgeous and chic Brooklyn formal dress. She features a sleeveless square neckline with a padded bust, adjustable spaghetti straps for a customized fit, front ruching, and a floor-sweeping A-line silhouette with a sultry front slit. Style this knit satin dress with sleek hoop earrings and heels.
Fit & Features
- Square neckline, adjustable spaghetti straps
- Built-in padded bust, no bra required
- Ruched bodice, back zipper, hook and eye closure
- A-line silhouette, floor-length hem, front slit
- Satin knit fabric, inner skirt lining
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1878
Category Name: Long Wedding Guest Dresses
Price: $29.97 $62.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Stefania Lace Open Back Mermaid Formal Dress
Special Occasion
The Stefania is so striking and sultry, with a lace open back and side ruched seams that accentuate your curves along the mermaid silhouette.
Fit & Features
- Mesh fabric lined with stretchy knit
- Halter neckline with button closures, padded bra cups
- Lace open back, lower zipper and hook-eye closure
- Side ruched seams
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, wedding guests, rehearsal dinners, galas, big birthday events, engagement parties
Style Number/Barcode: 05002-9212
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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Maeva Formal Satin Off-The-Shoulder Dress
Special Occasion
Radiate sexy sophistication in the Maeva formal satin dress! She features a lovely off-the-shoulder folded neckline adorned with short-sleeve cuffs, a side pleated bodice, and a flattering slim silhouette with a sultry wrap-style front slit and floor-length hem. The formal dress is crafted from a silky satin fabric with a luxe sheen. Complete the look for black tie galas or charity dinners with a glam hair accessory.
Fit & Features
- Off-the-shoulder, folded neckline
- Short sleeve cuffs, back zipper closure
- Side pleated bodice, slim silhouette
- Wrap-style front slit, floor-length hem
- Satin fabric, luxe sheen, moderate stretch
- Strapless bra recommended
- Runs true to size
Style Number/Barcode: 05002-8316
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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Vittoria Flutter Sleeve A-Line Chiffon Formal Dress
Special Occasion
Romantic and flowing, the Vittoria chiffon formal dress beautifully graces your curves in a flattering A-line silhouette with a high front slit perfect for showing off your heels of the night!
Fit & Features
- Burnout pattern, chiffon fabric, woven lining
- Sweetheart neckline, padded bra cups
- Flutter short sleeves
- Back zipper and hook-eye closure
- A-Line silhouette, high front slit
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, garden parties, glam functions, milestone celebrations
Style Number/Barcode: 05002-000296
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: NAVY
Available Size: XS
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Life's A Breeze Floral Cutout Midi Dress
This floral cutout maxi dress makes getting ready a breeze! It features short puff sleeves, a ruched sweetheart bodice with a flirty waist cutout that leads to a flowy, maxi silhouette with a slit accent. Composed of a chiffon-lined fabric with no stretch. Style with a trendy mini tote.
Fit & Features
- Short puff sleeves
- Ruched sweetheart bust
- Waist cutout, smocked back
- Maxi silhouette with slit accent
- Floral pattern
- Chiffon fabric, inner lining, no stretch
- Runs true to size
Style Number/Barcode: 05101-3193
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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Eliena Formal Rhinestone Strap Mermaid Dress
Special Occasion
Leave your admirers speechless in the Eliena formal long dress! She features a square neckline and rhinestone-embellished straps that exude sophistication. Side ruched seams flatter your curves, while the mermaid silhouette elongates your figure. Make a statement on any special event with this breathtaking floor-length dress composed of a smooth knit fabric offering plenty of stretch. Complete the look with a bold choker and earrings for a black-tie celebration or winter formal dance!
Fit & Features
- Sleeeveless square neckline
- Rhinestone embellished straps
- Side ruched seams, mermaid silhouette
- Floor-length hem
- Smooth knit fabric, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7847
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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Birgitta Formal Crepe Lace-Up Long Dress
Special Occasion
Everyone will stop and stare at you in the Birgitta formal dress designed with eye-catching details! Perfect for black tie events and dressy rehearsal dinners. She features a sleeveless square neck, tank-style straps, lightly padded bust, a lace-up back, and a slim and curve-hugging silhouette with a sultry front slit along her floor-length hem. The formal dress is composed of a lined crepe fabric with a moderate stretch. Complete the look in a stunning necklace and earrings set.
Fit & Features
- Sleeveless square neck, lightly padded bust
- Tank-style straps, lace-up back
- Back zipper and hook-eye closure
- Slim, curve-hugging silhouette
- Front slit, floor-length hem
- Lined crepe fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-2242
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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Ariella Take A Bow Formal Dress
Special Occasion
You'll be ready for the encore in the ever charming Ariella dress! She features a partially sheer laced bodice, a high round neckline, a sweetheart bust lining, fitted unlined long sleeves, a bold open back that leads to a charming accent with ruffled detail. Her slim fit bodice leads to an elongating floor length silhouette with a high side slit. Dress is composed of a combination of crepe and lace fabric that offers a form hugging fit with 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: 05002-6609
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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Bailey Glitter Low Back Mermaid Formal Dress
Special Occasion
Sleek and radiant, the Bailey glitter knit gown contours your figure with a curve-hugging silhouette and plunging neckline. The open back with ring detail adds just the right amount of edge to its timelessly glamorous finish.
Fit & Features
- Glitter knit-lined fabric with stretch
- Sweetheart neckline, wide shoulder straps
- Open back with hardware insert trim
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie galas, red-carpet occasions, formal milestone celebrations, engagement parties, fancy date nights
Style Number/Barcode: 05002-001127
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: In Stock
Available Color: WINE
Available Size: XS, S, M, L, XL
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Romance That Wows Large Blossom Floral Maxi Dress
Make a stunning entrance in this large blossom floral maxi dress at dinner while on vacation or the weekend! Showcasing a statement blossoming floral print, this maxi dress is designed to turn heads. With a flattering V-neckline and delicate spaghetti straps, this dress hugs your curves in a bodycon silhouette and is finished with a maxi-length hem. Complete the look in strappy sandals and earrings!
Fit & Features
- Large blossoming floral print
- Mesh fabric lined with stretchy knit
- Spaghetti straps
- Bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-3343
Category Name: Long Wedding Guest Dresses
Price: $9.97 $45.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free