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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Ciara Off-The-Shoulder Formal Dress
Special Occasion
Designed for the kind of entrance that lingers long after you leave, the Ciara formal dress brings together soft movement and sculpted elegance in all the right ways. A structured satin corset bodice meets an off-the-shoulder chiffon drape and softly pleated mermaid silhouette, creating a look that feels both timeless and unforgettable.
Fit & Features
- Chiffon and satin-lined fabric
- Folded off-the-shoulder neckline, non-slip grip lining, padded bra cups
- Back zipper and hook-eye closure
- Corset-structured bodice, flexible boning
- Pleated drape waist design
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Black tie weddings, galas, engagement parties, formal celebrations, upscale cocktail parties, anniversaries, military balls, elegant birthday events, vacations, honeymoons, resort getaways
Style Number/Barcode: 05002-001859
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: LIGHT, BLUE
Available Size: S, M, L
Product Badge:- Ships Free
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Lucilla Satin Corset Ruffle Formal Dress
Special Occasion
The floor-length shape brings soft volume and structure into balance. This satin corset formal dress pairs a sweetheart neckline with a fitted bodice, front slit, and tiered ruffle skirt for a silhouette that feels polished and dimensional. The lace-up back keeps the shape defined from every angle.
Fit & Features
- Satin fabric, woven lining
- Sweetheart neckline, padded bra cups, adjustable spaghetti straps
- Corset-style bodice, flexible boning
- Lace-up back, zipper and hook-eye closure
- Tiered ruffle A-line silhouette
- High front slit
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, black-tie events, rehearsal dinners, engagement parties, destination celebrations, formal birthdays, vacations, resort getaways, fashion-forward occasions
Style Number/Barcode: 05002-001520
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: RUST, NAVY
Available Size: 1, 3, 5, 7, 9, 11, 13
Product Badge:- Ships Free
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Daisia Strappy Back Mermaid Glitter Formal Dress
Special Occasion
Make any event your runway in the Daisia mermaid glitter formal dress at prom, banquets, or birthdays! Crafted with a shimmering glitter metallic knit fabric, this floor-length gown is perfect for your next special occasion. Her square neckline, padded bra cups, and adjustable spaghetti straps create a flattering look, while the strappy back design adds a touch of glamour to the mermaid silhouette. Complete the look with linear earrings.
Fit & Features
- Glitter metallic knit fabric lined with stretchy knit
- Adjustable spaghetti straps, square neckline
- Padded bra cups
- Hook and eye fasteners on the back
- Back zipper and hook-eye closure
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8305
Category Name: Long Wedding Guest Dresses
Price: $19.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Annalise Floral Ruffle Formal Dress
Special Occasion
The Alessandra dress captures effortless romance with every step. Crafted from airy floral chiffon, this flowing A-line gown features cascading waterfall ruffles, a dramatic front slit, and an open tie-back detail that feels equal parts polished and unforgettable.
Fit & Features
- Floral print, chiffon-lined fabric
- Halter V-neckline, spaghetti straps
- Open mini lace-up back detail
- Tiered ruffled A-line silhouette
- Floor-length hem with a high slit
- Runs true to size
Where to Wear:
Destination weddings, winery weekends, bridal celebrations, vacations, honeymoons, baby showers, anniversaries, birthday dinners, cocktail soirees
Style Number/Barcode: 05002-001665
Category Name: Long Wedding Guest Dresses
Price: $99.90
Availability: In Stock
Available Color: WHITE, PRINT
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Plus Fab In Floral Maxi Dress
Keep it fab in florals! The maxi dress features a sleeveless bodice, a square neckline, narrow straps that cross at the back and a maxi length accented with a high side slit. The all over floral print features pink and natural hues that complement the black background. Dress is composed of a smooth knit fabric that offers a curve flattering fit with a moderate stretch.Model is 5'11" with a 38" bust, 37" waist and 48.5" hips. She is wearing a 1X.
Style Number/Barcode: 15102-0036
Category Name: Long Wedding Guest Dresses
Price: $9.97 $35.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Brie Mesh Mermaid Formal Dress
Special Occasion
Some dresses don’t just enter the room; they glide through it. The Brie gown is crafted in a sculpting mesh knit with a ruched mermaid fit and a rhinestone-embellished cord detail that highlights the neckline, striking the perfect balance between sleek sophistication and soft shimmer.
Fit & Features
- Mesh knit fabric with smooth lining
- Cutout neckline with rhinestone-embellished cord
- Padded bra cups, back zipper and hook-eye closure
- Sleek adjustable spaghetti straps
- Ruched mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, galas, engagement parties, cocktail soirees, garden parties, formal celebrations, big birthday events, fancy brunches
Style Number/Barcode: 05002-000911
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: LAVENDER
Available Size: XS, S, M, L
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Mirella Glitter Knit Front Slit Formal Dress
Special Occasion
Shimmer takes center stage with a sleek, polished finish. This glitter knit front slit formal dress pairs a strapless neckline with draped pleating through the waist for a look that feels sculpted and luminous. The front slit adds a modern edge to the floor-length silhouette.
Fit & Features
- Glitter knit fabrication
- Strapless neckline
- Draped pleating through the waist
- Front slit
- Floor-length fitted silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie occasions, formal celebrations, anniversaries, red-carpet events
Style Number/Barcode: 05002-001822
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: GOLD
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Aliza Floral Velvet Burnout Halter Mermaid Dress
Special Occasion
Romantic texture meets a beautifully sculpted silhouette in the Aliza dress. Floral velvet burnout brings rich dimension to the halter mermaid silhouette, while a plunging U-wire neckline and dramatic front slit lend an alluring, refined finish.
Fit & Features
- Mesh fabric with knit lining, high stretch
- Floral velvet burnout pattern
- Sleeveless plunging neckline, U-wired accent
- Tie-back halter straps, partially open back, lower zipper with hook-eye closure
- All-over ruched detailing
- Floor-length hem with high-cut side slit, mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, receptions, rehearsal dinners, black-tie parties, dressed-up dinners, holiday parties, romantic date nights, and formal soirees.
Style Number/Barcode: 05002-001791
Category Name: Long Wedding Guest Dresses
Price: $74.90
Availability: In Stock
Available Color: PLUM
Available Size: XS, S, M, L, XL
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Such A Queen Midi Dress
You are the queen in this midi dress. This dress features a high cowl neckline and thin tie-your-self adjustable spaghetti straps. The dress has a straight bodice detailed with ruching at the sides which allows you to have the option of making the dress shorter or longer with the adjustable strings attached. The hemline has a scooping effect and the fabric is satin-like, which offers a relaxed fit with no stretch.
Style Number/Barcode: 05101-0152
Category Name: Long Wedding Guest Dresses
Price: $21.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Brienna Satin Tie A-Line Formal Dress
Special Occasion
Effortlessly refined with a modern sense of ease, the Brienna gown is designed for moments that call for quiet confidence. Smooth satin shapes a flowing A-line floor-length silhouette, while the strapless neckline and tie back detail add a soft, romantic finish.
Fit & Features
- Premium satin fabric
- Strapless neckline, padded bra cups
- Tie back design, zipper and hook-eye closure
- A-line silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, black tie celebrations, galas, bridesmaids, engagement parties, rehearsal dinners, birthday soirees, special date nights
Style Number/Barcode: 05002-001307
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Aimee Strappy Back Mesh Trim Mermaid Formal Dress
Special Occasion
From the curve-hugging mermaid silhouette to the sheer mesh trim, the Aimee formal dress beautifully showcases your figure! Make a statement in this stunning dress featuring an alluring strappy back design and elegant floor-length hem that creates a chic flair.
Fit & Features
- Satin fabric
- V-neckline, mesh trim underbust and back trim
- Strappy back, spaghetti straps
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie parties and events, galas, fancy milestone celebrations, nights at the theatre
Style Number/Barcode: 05002-000067
Category Name: Long Wedding Guest Dresses
Price: $39.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Glam Life Mini Dress
Live your best glam life in this stunning LBD! The bodycon mini dress features a one shoulder neckline with ruffle detailing with a short sleeve, a slim fit bodice, and a short, curve hugging fit. 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.
Style Number/Barcode: 05101-0163
Category Name: Long Wedding Guest Dresses
Price: $17.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Stylish Stunner Maxi Dress
Look at you stylish stunner! This berry hued maxi dress was made for you! It features a sleeveless bodice, tank-like shoulder straps, a deep V neckline and back, a high elastic banded waist with side cut out details, and a flowy, maxi length. The dress is composed of a linen fabric with no stretch.Model is 5'9" with a 32" bust, 24" waist and 34" hips. She is wearing a size small.
Style Number/Barcode: 05102-3655
Category Name: Long Wedding Guest Dresses
Price: $19.97 $48.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Sash Statement One-Shoulder Bodycon Maxi Dress
The sash understood the assignment. This one-shoulder maxi dress sculpts the frame with waist ruching and a bodycon fit, then brings the drama with an open back and pleated trumpet hem.
Fit & Features
- Smooth knit fabric with lining, high stretch
- Sleeveless asymmetric one-shoulder neckline
- Tank strap, long sash accent
- Asymmetric open back
- Ruched detailing at the waist, bodycon silhouette
- Maxi-length pleated trumpet hem
- Runs true to size
Style Number/Barcode: 05101-001720
Category Name: Long Wedding Guest Dresses
Price: $50.90
Availability: In Stock
Available Color: HUNTER
Available Size: XS, S, M, L, XL
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Leia Satin Mermaid Formal Dress
Special Occasion
Softly sculpted and endlessly polished, the Leia satin mermaid gown is the kind of look that feels effortless but photographs beautifully. A draped cowl neckline, double spaghetti straps, and artful ruching create a sleek silhouette made for dressy events.
Fit & Features
- Silky satin fabric
- Pleated sweetheart neckline, dual spaghetti straps
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Black tie weddings, bridesmaids, galas, rehearsal dinners, engagement parties, cocktail soirees, anniversaries, fashion-forward events, fancy birthdays, red-carpet occasions
Style Number/Barcode: 05002-001591
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: Out of Stock
Product Badge:- Ships Free
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Kinley Lace Corset High Slit Mermaid Dress
Special Occasion
Made for a slow, unforgettable entrance, the Kinley formal dress pairs delicate lace with a structured corset bodice and curve-skimming mermaid silhouette. A daring high slit adds just the right amount of drama to this glamorous floor-length look.
Fit & Features
- Sheer lace mesh fabric with nude-tone knit lining, high stretch
- Strapless scoop neckline, corset-style bodice, padded bust, flexible boning
- Ruched wrap-front design with twisted center
- Lace-up back, lower back zipper with hook-eye closure
- Floor-length mermaid silhouette
- High-cut front slit
- Runs true to size
Where to Wear:
Weddings, receptions, black-tie events, galas, dinner parties, romantic date nights, and chic soirees.
Style Number/Barcode: 05002-001761
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Marisol Chiffon Ruffle Formal Dress
Special Occasion
Romantic with a little flamenco flair, the Marisol chiffon gown is made for the kind of entrance that moves with you. The scoop neckline, slim bodice, and tiered ruffle mermaid skirt bring soft drama to every dressy moment.
Fit & Features
- Chiffon fabric, short knit stretchy lining
- Scoop neckline
- Adjustable spaghetti straps
- Low-back, zipper and hook-eye closure
- Mermaid silhouette
- Tiered ruffled floor-length hem
- Runs true to size
Where to Wear:
Destination weddings, rehearsal dinners, formal dinner parties, anniversaries, vacations, honeymoons, resort getaways, date nights, cocktail soirees, birthdays
Style Number/Barcode: 05002-001197
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: RUST
Available Size: XS, S, M, L, XL
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Damaris Glitter Mermaid Formal Dress
Special Occasion
Sculpted through the body with a luminous finish. This one shoulder glitter mermaid formal dress follows the figure before flaring into a floor-length hem, while ruched draping at the hip adds shape and dimension. The result feels sleek, glamorous, and modern.
Fit & Features
- Glitter fabrication
- One shoulder neckline
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie occasions, red-carpet events, formal celebrations, cocktail soirees, anniversaries, fashion-forward events
Style Number/Barcode: 05002-001812
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Kristen Printed Rhinestone Formal Dress
Special Occasion
The Kristen mermaid gown brings together sculpted ruching, a dramatic plunge neckline, and shimmering rhinestone detailing for a look that feels unforgettable from every angle. The lace-up back and curve-skimming silhouette make it the perfect plus-one for every RSVP that calls for going all in.
Fit & Features
- Printed mesh-lined fabric, allover mini rhinestones
- Sculpted sweetheart neckline, padded bra cups
- Adjustable spaghetti straps
- Open lace-up back
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Destination weddings, vacations, summer galas, cocktail soirees, formal celebrations, birthday dinners
Style Number/Barcode: 05002-001442
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: RED
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Kilah Flocked Velvet Mermaid Dress
Special Occasion
Designed for the woman who knows how to command a room, the Kilah glides in flocked velvet with a striking halter neckline and sculpted cutout bust. The mermaid floor-length silhouette adds effortless drama and movement, creating a look that feels polished, romantic, and unforgettable.
Fit & Features
- Flocked velvet fabric with subtle texture
- Halter neckline with hardware detail
- Cutout bust with softly ruched shaping
- Back zipper with hook-eye closure
- Sculpted mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, galas, charity events, holiday soirees, festive celebrations, anniversary dinners, upscale date nights, red-carpet occasions
Style Number/Barcode: 05002-000685
Category Name: Long Wedding Guest Dresses
Price: $74.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L, XL
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Marissa Embroidered Rose Velvet Dress
Special Occasion
Keep it charming and lovely with enchanting roses! Our Marissa dress features a plunging sweetheart neckline, padded cups, boning at the sides for structure and a gel no slip-slip strip. Her bodice features an embroidered rose design with a metallic trim and sparkling heat stones. Her velvet skirt features a slim fit with a bold high slit to bring the drama! Marissa is composed of a mesh bodice and velvet fabric that offers a form hugging fit with a moderate stretch. Dress is fully lined and includes a back zipper closure with hook and eye clasp.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05005-0000
Category Name: Long Wedding Guest Dresses
Price: $74.97 $209.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Spring With Florals Maxi Dress
Step out this season in pretty florals to make a charming impression! The ivory maxi dress features an off the shoulder neckline with the off the shoulder strap accents, a straight bust, a cinching tie waist belt and maxi length silhouette with a high side slit. The back features a lower back keyhole. The all over floral print features pink hues. Dress is composed of a lightweight woven fabric that offers a form hugging fit with minimal stretch. Includes an additional mini skirt length lining.Model is 5'9" with a 34" bust, 24" waist and 34.5" hips. She is wearing a size small
Style Number/Barcode: 05101-8699
Category Name: Long Wedding Guest Dresses
Price: $19.97 $48.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Dayna Corset Floral Embroidery Satin Formal Dress
Special Occasion
Beautifully crafted with beading, sequins, and floral embroidery, the Dayna satin formal dress is a dream for prom or black tie celebrations! Adorned with a delicate embroidered sheer corset bodice, this gown is designed for the modern-day goddess. The mermaid silhouette, high front slit, and floor-length hem add a touch of drama, while the satin fabric drapes beautifully over the body. With a V-neckline, strappy open back, and padded bra cups for support, this dress is both stylish and functional. Complete the look with a gorgeous hair accessory for a stunning updo and a clutch!
Fit & Features
- Satin fabric lined with stretchy knit
- Floral, sequins, beaded embroidery
- Padded bra cups, flexible boning
- Strappy open back, zipper and hook-eye closure
- High front slit
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05005-0130
Category Name: Long Wedding Guest Dresses
Price: $14.97 $229.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Marie Abstract Mesh Mermaid Formal Dress
Special Occasion
Made for the kind of entrance that feels like a destination in itself, the Marie printed mesh gown brings fluid movement with a striking, sculpted fit. The sweetheart neckline, ruched bodice, lace-up back, and mermaid silhouette create a polished finish with just the right amount of drama.
Fit & Features
- Abstract print, lined mesh fabric
- Plunge sweetheart neckline, padded bra cups
- Adjustable spaghetti straps
- Open strappy back detail
- Ruched mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Destination celebrations, vacations, honeymoons, resort getaways, birthday dinners, date nights, fashion-forward events, cocktail parties
Style Number/Barcode: 05002-000952
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BLUE
Available Size: XS, S, M, L, XL