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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Dalia Floral Velvet Mermaid Formal Dress
Special Occasion
Soft shimmer meets sculpted romance in the Dalia formal dress. Designed in floral metallic glitter velvet, this gown drapes beautifully at the cowl neckline and stuns from behind with an open crisscross back. The mermaid silhouette glides effortlessly, giving every step that dreamy, red-carpet sweep.
Fit & Features
- Floral metallic glitter velvet fabric, sewn-in lining
- Cowl neckline, adjustable spaghetti straps
- Criss-cross open back, lower ruched seam
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Formal weddings, black-tie galas, holiday parties, engagement dinners, milestone celebrations, charity balls, evening receptions, birthday events, NYE soirees
Style Number/Barcode: 05002-000741
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M
Product Badge:- Ships Free
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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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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
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Elodie Satin Backless Mermaid Dress
Special Occasion
Effortlessly chic, the Elodie satin backless mermaid dress will bring that wow factor to your look. She features a sleeveless V-neckline, spaghetti straps, an alluring open back with a cross-back strap design, a ruched knot accent at the lower back, and a floor-length, slim-fit, mermaid silhouette. The sleek satin fabric has an all-over luxe sheen. Style with rhinestone fringe earrings for your next fancy gala.
Fit & Features
- Sleeveless V-neckline, spaghetti straps
- Open-back, cross-back strap design
- Lower back ruched knot detail, high waist seam
- Floor-length hem, form-hugging mermaid silhouette
- Lined satin-knit fabric, moderate stretch
- Sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-3094
Category Name: Long Wedding Guest Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Tinsley Formal Chiffon Wrap Dress
Special Occasion
Wrap yourself in a formal dress that creates a breathtaking moment! Tinsley features a sleeveless V-neckline, off-the-shoulder straps, an empire waistband, and a flowy wrap silhouette. The dress is composed of a lined chiffon fabric that offers a relaxed fit with minimal stretch. Complete look with block heels.
Fit & Features
- Sleeveless V-neckline
- Off the shoulder straps
- Empire waistband
- Flowy wrap silhouette
- Lined chiffon fabric
- Relaxed fit, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-1363
Category Name: Long Wedding Guest Dresses
Price: $13.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Sweet And Sultry Off-The-Shoulder Mini Dress
Keep it sweet and sultry in this adorable off-the-shoulder mini dress! Featuring a flattering sweetheart neckline and all over curve-hugging fit, this dress is perf for a nice date night with bae. Pair with some gold statement earrings for a gorgeous look.
Fit & Features
- Off-the-shoulder sweetheart neckline
- Sheer mesh short sleeves
- Vertical front seam detailing
- Back zipper closure
- High waist
- Short, form-hugging fit
- Crepe and mesh fabric
- Runs true to size
Style Number/Barcode: 05101-0882
Category Name: Long Wedding Guest Dresses
Price: $9.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Forever Gorgeous Floral Chiffon Maxi Dress
Get a forever gorgeous look in this floral chiffon maxi dress. It features a sleeveless deep V neckline, spaghetti straps that lead to a sheer lace back with a zipper closure, a lower back cutout, a high waist, and a floor-sweeping skirt with a flowy silhouette. Style this floral dress with cascading earrings and cute wedges.
Fit & Features
- V neckline
- Spaghetti straps
- Sheer lace back, zipper closure
- Lower back cutout
- High waist, floor-length skirt
- Flowy silhouette
- Floral chiffon fabric
- Runs true to size
Style Number/Barcode: 05101-0593
Category Name: Long Wedding Guest Dresses
Price: $9.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Aspen Chiffon Formal Dress With Scarf
Special Occasion
The Aspen mermaid gown brings sleek sophistication with a dramatic twist. The floor-length silhouette, layered ruffle hem, and flowing scarf detail create effortless movement that feels timeless and striking.
Fit & Features
- Chiffon fabric, smooth lining
- Cowl neckline, spaghetti strap
- Scarf included
- Ruffled mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, black tie galas, formal celebrations, cocktail soirees, engagement parties, rehearsal dinners, anniversaries, fashion-forward events
Style Number/Barcode: 05002-001726
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M, L
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Patricia Satin Chain Column Formal Dress
Special Occasion
Designed for nights that call for polished drama, the Patricia satin gown glides effortlessly with a sleek, elongated presence. A high halter chain strap neckline meets an open back with a tie and a detachable chain at the waist, creating a refined statement from every angle.
Fit & Features
- Premium smooth satin fabric with a fluid drape
- High halter neckline with chain strap detail
- Open back with adjustable tie for a customized fit
- Back zipper and hook-eye closure
- Detachable chain at the waist
- Column floor length silhouette
- Runs true to size
Where to Wear:
Weddings, bridesmaids, evening receptions, formal galas, black tie events, upscale cocktail parties, evening celebrations, engagement parties, rehearsal dinners, red-carpet events, special occasions
Style Number/Barcode: 05002-001113
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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Glam Obsessed Glitter Off-The-Shoulder Midi Dress
This is the dress you reach for when you want the room to feel a tiny bit obsessed. The glitter knit hugs just right, the off-the-shoulder neckline adds that soft-but-sultry vibe, and the midi length keeps it effortlessly elevated.
Fit & Features
- Glitter knit fabric with moderate stretch, sewn-in knit lining
- Sweetheart neckline with off-the-shoulder sleeves
- Padded bra cups for support and shaping
- All-over ruched detailing defines the figure
- Midi-length bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-000543
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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Ruby Formal Sleeveless Sequin Dress
Special Occasion
Brighten the evening with luxe sequins in our wowing Ruby formal dress!
Fit & Features
- V-Neckline | Tank Straps
- Padded Cups
- Geometric Sequin Design
- Lined Mesh Fabric
- Slim Silhouette
- Form Hugging Fit | Minimal Stretch
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0743
Category Name: Long Wedding Guest Dresses
Price: $14.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Kynlee Formal High Slit Beaded Dress
Special OccasionDraw all eyes on you from the moment you enter the room in the breathtaking Kynlee black dress! She features a sleeveless bodice, a plunging wired V neckline and narrow shoulder straps that lead to a caged back design. Her slim fit bodice features an unlined mesh inset adored with a triple row beaded accent that leads to a curve hugging floor length silhouette with a high side slit. Dress is composed of a crepe fabric that offers a moderate stretch. includes a mini skirt length knit lining.
Model is 5'9" with a 32" bust, 24" waist and 34" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-6649
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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Sarah Chiffon Ruffle A-Line Formal Dress
Special Occasion
Float through every entrance in this effortlessly romantic Sarah chiffon A-line gown, designed to catch every glance. The halter keyhole neckline and softly layered ruffled hem bring just the right amount of movement—perfect for that RSVP that calls for something unforgettable.
Fit & Features
- Chiffon-lined fabric
- Halter keyhole neckline
- A-line silhouette
- Ruffled floor-length hem
- Runs true to size
Where to Wear:
Wedding guests, bridesmaids, formal galas, upscale birthday events, garden parties, rehearsal dinners, engagement parties, milestone celebrations, summer soirees
Style Number/Barcode: 05002-001320
Category Name: Long Wedding Guest Dresses
Price: $19.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free