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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Danica Lace-Up Mermaid Formal Dress
Special Occasion
Bring the drama in the Danica mermaid dress, detailed with a bold floral burnout design and a strappy lace-up back. Its sleek silhouette and delicate sweetheart neckline were made for entrances that turn heads.
Fit & Features
- Floral velvet burnout pattern, mesh-lined fabric
- V-neckline, spaghetti straps
- Lace-up open back design
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Black tie weddings, galas, charity and military balls, red-carpet soirees, formal celebrations, anniversaries
Style Number/Barcode: 05002-000387
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: Out of Stock
Product Badge:- Ships Free
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Millie Lace-Up Column Formal Dress
Special Occasion
Bring glamorous vibes in the Millie formal dress featuring a square neckline and spaghetti straps that accentuate your figure while the lace-up back adds a touch of elegance. With a side slit and fitted column silhouette, this long dress exudes sophistication and style.
Fit & Features
- Smooth knit fabric, moderate stretch
- Square neckline
- Spaghetti straps
- Lace-up back
- Side slit
- Floor-length column silhouette
- Runs true to size
Where to Wear:
Weddings, bridesmaids, formal dinner parties, and fancy date nights.
Style Number/Barcode: 05002-8337
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: Out of Stock
Product Badge:- Ships Free
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Kylie Formal Knit Corset Mermaid Long Dress
Special Occasion
Look your most breathtaking in the Kylie formal long dress perfect for chic events and fancy soirees! She features a V-neckline, adjustable spaghetti straps, pleated and padded bust, and a corset-design bodice with flexible boning to snatch your figure. While her flattering mermaid silhouette showcases a front wrap slit and floor-length hem to elongate your figure. The formal long dress is crafted from a silky soft knit fabric with a sheen and has a short stretchy knit lining. Complete the look in platform heels for a black-tie wedding or gala!
Fit & Features
- Sleeveless V-neckline, adjustable spaghetti straps
- Back zipper and hook-eye closure
- Pleated and padded bust
- Corset-designed bodice, flexible boning
- Mermaid silhouette, high front wrap slit, floor-length hem
- Silky soft knit fabric, short knit stretchy lining
- Runs true to size
Style Number/Barcode: 05002-7827
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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Onyx Formal One Shoulder Crepe Dress
Special Occasion
Stun with a formal dress that dares to go bold for your special occasion! Onyx features a one-shoulder neckline, a fitted long sleeve, and an A-line silhouette accented with a high side slit. The dress is composed of a crepe fabric that offers a form-hugging fit with a moderate stretch. Complete look with rhinestone heels and a clutch.
Fit & Features
- One-shoulder neckline
- Fitted long sleeve
- A-line silhouette
- High side slit
- Crepe fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1586
Category Name: Long Wedding Guest Dresses
Price: $13.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Irene Flocked Ruffle Slit Formal Dress
Special Occasion
Romantic with a confident edge, the Irene gown is designed for evenings that call for elegance with presence. Crafted in flocked mesh velvet-lined fabric, it features a sweetheart neckline, sheer fitted long sleeves, and a high front slit with soft ruffle detail flowing into a mermaid floor-length hem.
Fit & Features
- Flocked mesh velvet-lined fabric with smooth stretch feel
- Sweetheart neckline with sculpted bodice shaping
- Padded bra cups, back zipper and hook-eye closure
- Sheer fitted long sleeves
- High front slit with ruffle detail for movement
- Mermaid floor-length hem
- Runs true to size
Where to Wear:
Weddings, galas, upscale cocktail receptions, formal dinner parties, elegant celebrations, resort destinations, vacations, anniversaries, birthdays
Style Number/Barcode: 05002-000889
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: Out of Stock
Product Badge:- Ships Free
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Aurie Formal High Slit Satin Mermaid Dress
Special Occasion
Enchant with a formal satin dress that radiates timeless elegance! Aurie features a plunging sleeveless wired V-neckline, vertical seams at the bust, a high side slit, and a curve-hugging mermaid silhouette. The dress is composed of a lined satin fabric that offers a form hugging fit with a moderate stretch. Complete look with satin gloves and a bold red lip to complete your look!
Fit & Features
- Sleeveless wired V-neckline
- Vertical seams at the bust
- High side slit
- Mermaid silhouette
- Lined satin fabric
- Form hugging fit, slight stretch
- Runs true to size
Style Number/Barcode: 05002-1581
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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Ximena Formal Satin Ruched Dress
Special Occasion
Wow them all in our ravishing Ximena dress! She features a sleeveless bodice, a plunging V neckline, vertical princess seam and adjustable spaghetti straps. Her slim fit bodice leads to a curve hugging floor length silhouette accented with ruching throughout and a high side slit. Dress is composed of a lined satin fabric that offers a moderate stretch.
Model is 5'9" with a 34" bust, 24" waist and 34.5" hips. She is wearing a size small
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0285
Category Name: Long Wedding Guest Dresses
Price: $29.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Debra Lace-Up Slit Formal Dress
Special Occasion
Designed for the kind of entrance that turns quiet glances into double takes, the Debra gown brings sleek elegance to every special occasion. Crafted in smooth knit fabric with a sculpting mermaid silhouette, it features a wired neckline, lace-up cutout back, and high front slit for effortless movement.
Fit & Features
- Smooth knit-lined fabric, moderate stretch
- Wired sweetheart neckline, spaghetti straps
- Lace-up cutout back
- High side slit
- Mermaid floor-length fit
- Runs true to size
Where to Wear:
Prom, weddings, black tie galas, balls, bridesmaids, formal celebrations, rehearsal dinners, engagement parties, anniversary soirees
Style Number/Barcode: 05002-001369
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: Out of Stock
Product Badge:- Ships Free
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Rosanna Crepe A-Line Dress
Special Occasion
Make it a night to remember in our classically elegant Rosanna!
Fits & Features
- Dual Spaghetti Straps Lead To Lace-Up Back
- Back Zip With Hook & Eye Closure
- Surplice, Padded V Neckline
- Slant Hand Pockets I Floor Length, A-Line Skirt With Front Slit
- Crepe Fabric I Fully Lined
- Curve Hugging Fit I 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: 05002-0386
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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Allison High Slit Embellished Formal Dress
Special Occasion
Showcase a stunning sparkly vibe in the gorgeous Allison formal dress! She features a sleeveless bodice, adjustable spaghetti straps, a trendy cowl neckline, and a floor-length skirt with a slim fit and a thigh-high side slit. The knit fabric is embellished with all-over heat stones for an elevated and glamorous look. Complete your outfit with rhinestone statement earrings and a chic clutch.
Fit & Features
- Adjustable spaghetti straps
- Cowl neckline
- Back zipper closure
- Floor-length skirt with a slim fit
- High side slit
- Knit fabric embellished with heat stones
- Runs true to size
Style Number/Barcode: 05002-1244
Category Name: Long Wedding Guest Dresses
Price: $29.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Maizie Formal Satin Cowl Neck Dress
Special Occasion
Sleek, sultry, and satin - Maizie brings the sophisticated vibes to your dressy night out! She features a classy, sleeveless, cowl neck, spaghetti straps, and a form-fitting silhouette perfect for showcasing your curves on the floor-length hem. The formal dress is composed of a luxe buttery soft satin fabric with lining. Complete the look with a sparkly clutch purse.
Fit & Features
- Sleeveless, cowl neck, spaghetti straps
- Bra-friendly design
- Form-fitting silhouette
- Floor-length hem
- Luxe buttery soft satin fabric, lining, moderate stretch
- Fits true to size
Style Number/Barcode: 05002-2043
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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Mallory Formal Off The Shoulder Dress
Special OccasionElevate your evening look in our breathtaking dress! She features an off the shoulder neckline, a plunging wired V bust, shoulder strap accents, lifting padded cups and princess seams. Her slim fit bodice leads to a sweeping floor length silhouette and accented with a high slit that is complemented with a contrasting nude lining. Dress is composed of a lined smooth knit 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: 05002-5534
Category Name: Long Wedding Guest Dresses
Price: $24.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Alessandra Formal High Slit Glitter Dress
Special OccasionGo gaga for glitter in our glam Alessandra dress! She features an all over black hue, a mock neck, fitted long sleeves, princess seams and a narrow waistband accent. Her slim fit bodice leads to an elongating floor length silhouette accented with high side slits to show off your glowing gams! She is composed of a glitter knit fabric that offers a form hugging fit with a moderate stretch. Bodysuit-like lining included with snap button closure and full bottom. Includes a smooth knit lining and a back zipper closure. Glitter will transfer.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-6097
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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Ella Off-The-Shoulder Side Slit Dress
Special Occasion
Make a lasting impression when you stroll in this sultry dress! Ella is designed with a high side slit, off-the-shoulder long sleeves, and a sweetheart neckline. Wear her with sparkling earrings and strappy heels for a stunning date night.
Fit & Features
- Off-the-shoulder long sleeves
- Sweetheart neckline
- High side slit
- Midi length
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1662
Category Name: Long Wedding Guest Dresses
Price: $29.97 $46.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Leighton Formal Sequin Strapless Mermaid Dress
Special Occasion
Enchant everyone's evening when you arrive in the Leighton formal sequin long dress! She evokes classy sultriness in a strapless sweetheart neckline with a wired notch cutout, a padded bust, and a mermaid silhouette that hugs your curves down to her dramatic bonded floor-length hem to create a voluminous effect. The formal long dress is embellished with sparkling sequins in a regal scroll pattern on mesh fabric and has a full stretchy knit lining. Complete the look in teardrop earrings for a black tie gala or party!
This dress brings effortless confidence with every step. Love this look? Browse our stunning strapless prom dresses or find a statement style in our party dresses.
Fit & Features
- Strapless sweetheart neckline, wired notch cutout
- Padded bust, non-slip grip lining
- Back zipper and hook-eye closure
- Mermaid silhouette, bonded floor-length hem
- Sequin scroll embellished pattern
- Mesh fabric, full stretchy knit lining
- Runs true to size
Style Number/Barcode: 05002-7939
Category Name: Long Wedding Guest Dresses
Price: $49.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Rylan High Slit A-Line Satin Formal Dress
Special Occasion
Make a grand entrance at your next fancy affair in the gorgeous and chic Rylan satin formal dress! She features a sleeveless square neckline with a built-in padded bust, adjustable spaghetti straps, an open back with a strappy lace-up design, a fitted high waist, a floor-sweeping hem with a high side slit, and a flowy A-line silhouette. The smooth satin woven fabric includes a full-length woven lining. Complete the look with rhinestone statement earrings.
Fit & Features
- Sleeveless square neckline, padded bust
- Adjustable spaghetti straps
- Open back, strappy lace-up design, tie closure, lower back zipper, hook and eye closure
- Fitted high waist seam, floor-sweeping hem, high side slit, A-line silhouette
- Satin woven fabric, full-length woven lining, no stretch
- Sticky bra or pasties optional
- Runs true to size
Style Number/Barcode: 05002-7411
Category Name: Long Wedding Guest Dresses
Price: $49.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Alayna Formal Crepe Lace Slit Long Dress
Special Occasion
A little bit sultry and a little bit sweet, the Alayna formal dress is a stunning option for galas, cocktail parties, or vow renewal celebrations! She features a strapless neckline with lovely cowl draping, a sheer lace bodice with flexible boning, and a slim silhouette with a high side slit and long hem. The formal dress is composed of a lined crepe fabric with a moderate stretch. Complete the look with a teardrop necklace and matching earrings!
Fit & Features
- Strapless neckline, cowl draping
- Back zipper and hook-eye closure
- Sheer lace bodice, flexible boning
- Slim silhouette, high side slit, long hem
- Lined crepe fabric, moderate stretch
- Strapless bra or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7312
Category Name: Long Wedding Guest Dresses
Price: $9.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Jade One Shoulder Ruched Formal Dress
Special Occasion
Alluring and chic, the Jade One Shoulder Ruched Formal dress never disappoints to create an eye-catching entrance on your next evening affair! She features a one-shoulder, long-sleeve bodice on a curve-hugging silhouette and a front ruching with a tie so you can customize the fit. Her sultry side slit shows some skin while elongating your figure on the floor-length hem. Composed of a slinky knit-lined fabric with plenty of stretch. Finish your look in a memorizing hairpiece.
Fit & Features
- One-shoulder asymmetrical neckline, single long fitted sleeve
- Adhesive bra recommended
- Front ruching with adjustable tie
- Side slit, floor-length hem
- Slinky knit-lined fabrication
- Curve-hugging silhouette, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-2218
Category Name: Long Wedding Guest Dresses
Price: $14.97 $48.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Annika Pearl And Rhinestone Ruched Mesh Mermaid Dress
Special Occasion
Enchant with your glamorous aura in the Annika formal mermaid dress crafted with airy lined mesh fabric embellished with dainty tonal faux pearls and mini rhinestones. It features a sleeveless square neckline, adjustable spaghetti straps, ruching to accentuate your gorgeous curves, and a floor-length mermaid silhouette with a high front slit to showcase your stiletto heels.
Make your entrance unforgettable in this dress. For more glam styles, explore intricate embellishments on beaded prom dresses or be ready to celebrate in wedding guest dresses.
Fit & Features
- Sheer mesh fabric with knit lining, plenty of stretch
- Tonal faux pearl and mini rhinestone embellishments
- Square neckline, adjustable spaghetti straps
- Ruched detailing
- High front slit
- Floor-length mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8784
Category Name: Long Wedding Guest Dresses
Price: $19.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Kippa Formal Slim Halter Dress
Special Occasion
Dazzle and stun with a formal dress that radiates your timeless style! Kippa features a daring halter neck with criss-cross straps that tie at the nape of the neck, and a partially open back. Her slim-fit bodice leads to a curve-hugging mermaid silhouette. The dress is composed of a smooth knit fabric that offers a form hugging fit with a moderate stretch. Complete formal outfit with rhinestone heels and a rhinestone box clutch.
Fit & Features
- Halter neck
- Criss cross straps at nape of neck
- Adhesive bra recommended
- Slim fit waist
- Mermaid silhouette
- Lined smooth knit fabric
- Form hugging fit, moderate stretch, runs true to size
Style Number/Barcode: 05002-2293
Category Name: Long Wedding Guest Dresses
Price: $29.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Arabella Velvet Floral Lace-Up Mermaid Formal Dress
Special Occasion
Old-world romance meets modern allure—the Arabella flocked floral mermaid gown drapes in a soft cowl neckline, flows into a sweeping floor-length hem, and finishes with a lace-up back for a striking exit.
Fit & Features
- Flocked floral velvet pattern, knit-lined fabric, moderate stretch
- Cowl neckline
- Spaghetti straps
- Lace-up back, zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Black-tie weddings, galas, balls, holiday soirees, engagement parties, rehearsal dinners, nights at the theatre
Style Number/Barcode: 05002-000596
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BLACK
Available Size: S, M, L
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Adeline Formal Satin Dress
Special Occasion
Step out in our Adeline formal satin dress! She is stunningly designed with tank straps, a v neckline, and a wrap bodice and skirt with horizontal pleated detailing. Her hem is a floor sweeping length and has a subtle slit at one side. She features a low back with a bar detail around the high shoulder and a zipper closure low back. She is composed of a satin like material that offers a slinky form fitting silhouette with moderate stretch.
Model is 5'6.5" with a 32" bust, 23.5" waist and 35" hips. She is wearing a size small.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0357
Category Name: Long Wedding Guest Dresses
Price: $22.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Dreamy Petals Off Shoulder Midi Dress
A picture-perf dress for that girls brunch! Wave your hair out and add some gold-tone jewelry for a spring-ready look!
Fits & Features
- Off Shoulder Neckline & Sleeves
- Midi Length Silhouette
- Smooth Scuba Knit Fabric I Watercolored Florals
- Form Hugging Fit
- Moderate Stretch
Style Number/Barcode: 05101-0661
Category Name: Long Wedding Guest Dresses
Price: $9.97 $32.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Dana Floral Chiffon Tie-Front Dress
Special Occasion
Create a stunning look for parties, bridal showers, or spring photoshoots in the Dana floral chiffon dress! She features a sleeveless bodice, spaghetti straps, a wrap-front V neckline, and a back zipper closure. Her high waist features a tie-front belt and flows out to a floor-length skirt with an A-line silhouette. The airy chiffon fabric showcases a blooming floral print, perfect for the season. Complete your outfit with dainty earrings and new heels.
Fit & Features
- Sleeveless, wrap v-neckline, spaghetti straps
- Adhesive bra recommended
- Pleated bodice, back zipper closure
- High waist with a tie-front belt
- Floor-length hem, a-line silhouette
- Floral printed chiffon fabric
- Runs true to size
Style Number/Barcode: 05002-0833
Category Name: Long Wedding Guest Dresses
Price: $29.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free