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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Stefani Strapless Corset Lace Mermaid Formal Dress
Special Occasion
A boho beauty, the Stefani lace formal dress is a charming stunner for bridesmaids, wedding guests, or banquet parties! Delicate lace fabric with glitter and rhinestone embellishments add a touch of opulence to the formal dress, She features a strapless sweetheart neckline and non-slip grip lining, ensuring a secure and elegant fit. The padded bra cups and flexible boning provide support and structure, while the sheer corset bodice and flattering mermaid silhouette showcase your figure down to the floor-length hem. Complete the look with statement earrings and heels.
Fit & Features
- Lace, glitter fabric, rhinestone embellishments
- Stretchy knit lining
- Padded bra cups
- Flexible boning
- Back zipper and hook-eye closure
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8093
Category Name: Long Wedding Guest Dresses
Price: $19.97 $154.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Alejandra Formal Satin Lace Corset Dress
Special Occasion
The Alejandra formal dress gets a romantic revival with a Renaissance-inspired lace bodice and sultry silhouette! A stunning dress for galas, banquets, and black tie affairs. She features a sleeveless sweetheart neckline, adjustable spaghetti straps, a built-in padded bust with underwire support, a lace corset bodice with a hidden front hook and eye closures, and flexible boning. Her figure-hugging slim silhouette is designed with a high-side slit to show some skin and a long-length hem. The formal dress is composed of a lined silky satin fabric with moderate stretch. Complete the look with an elegant collar necklace and bracelet.
Fit & Features
- Sleeveless sweetheart neckline, adjustable spaghetti straps
- Built-in padded bust, back zipper and hook-eye closure
- Lace corset bodice, hidden front hook-eye closures, flexible boning
- Figure-hugging, slim silhouette
- High side slit, long-length hem
- Lined silky satin fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-7250
Category Name: Long Wedding Guest Dresses
Price: $39.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Marlena Floral Chiffon Gown
Special OccasionPerfect for parties, weddings, and evenings out, our lovely Marlena gown embodies elegance in navy floral chiffon. She features adjustable spaghetti straps, a draped empire-style bodice with V neckline, a back zip with hook-and-eye closure, and a full A-line wrap skirt with side tie. Marlena is fully lined and made from a semi-sheer woven material with little to no stretch.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0073
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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Larissa Formal Metallic Lurex Dress
Special Occasion
Sparkle under the lights as you make an unforgettable moment in our Larissa dress! She features a sleeveless bodice, a plunging V neckline, adjustable spaghetti straps that cross at the back and padded cups. Her slim fit bodice leads to a sweeping floor length silhouette accented with a high side slit. Larissa shines with her geometric reflective sequins and metallic stitching. She is composed of a lined lurex fabric that offers a form hugging fit with a moderate stretch.
Model is 5'8.5" with a 32" bust, 24" waist and 35" hips. She is wearing a size small.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0244
Category Name: Long Wedding Guest Dresses
Price: $30.97 $84.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Elodie Sequin Formal Gown
Special Occasion
Take your special occasion to the next level with our lovely Elodie gown. She has a modest v neckline and spaghetti straps that lead to a lace up detail at the back with a zip up closure. She has padded cups, and a fitted bodice that leads to a floor length hem. Dress is fully lined with a knit material that offers moderate stretch and overlay is composed of a mesh material that showcases a floral sequin design.
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: 05002-0189
Category Name: Long Wedding Guest Dresses
Price: $22.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Jessica Satin Lace Up Gown
Take yourself out this weekend in the Jessica! She has a sweetheart neckline with a wired v notch detail at the center, padded cups, and spaghetti straps that lead to a lace up detail at the back. Lower back has an opening and a zipper closure with a ruched bottom. Her skirt is a wrap design and is floor length and features a high slit. Fully lined and composed of a satin like material that offers minimal stretch. Stunning!
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: 05002-0217
Category Name: Long Wedding Guest Dresses
Price: $19.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Viana Satin Open Back Formal Dress
Special Occasion
The Viviana is the kind of satin mermaid dress that feels made for a graceful entrance. Flutter short sleeves frame the neckline, while an open back with a soft drape accent adds an unexpected moment of drama as you move.
Fit & Features
- Premium satin fabric lined with smooth knit
- V-neckline with soft flutter short sleeves
- Curve-hugging mermaid silhouette
- Open back with draped accent detail
- Floor length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, galas, cocktail parties, engagement parties, rehearsal dinners, formal celebrations, anniversaries
Style Number/Barcode: 05002-000901
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: LIGHT, BLUE
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Marina One-Shoulder Mermaid Formal Dress
Special Occasion
Designed for a sweeping entrance, the Marina formal dress pairs a sleek mermaid floor-length silhouette with a modern one-shoulder neckline. The hardware with drape detail and open back creates an effortlessly sculpted, high-impact moment made for nights when polished drama is the dress code.
Fit & Features
- Smooth knit-lined stretch fabric
- One-shoulder neckline
- Open back design
- Hardware waist trim with floor-length drape
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie galas, formal cocktail receptions, luxury hotel soirees, anniversaries, formal celebrations, holiday parties, red-carpet events, destination birthdays
Style Number/Barcode: 05002-000719
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BURGUNDY
Available Size: L
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Trina Floral Mermaid Formal Dress
Special Occasion
Float through the soirée like a total dream in the Trina floral formal dress! With soft ruching, a strapless neckline, and a sculpted mermaid silhouette, this gown was made for golden hour glam and picture-perfect moments.
Fit & Features
- Floral print, mesh fabric, stretchy knit lining
- Strapless neckline, padded bra cups
- Flexible boning inserts
- Back zipper and hook-eye closure
- Side ruched seams, mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, summer galas, garden parties, date nights, fancy celebration parties, formal soirees
Style Number/Barcode: 05002-000095
Category Name: Long Wedding Guest Dresses
Price: $19.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Cassandra Cowl Neck Ruched Formal Dress
Special Occasion
Get a chic and sultry look for your next formal night out in the stunning Cassandra dress. She features an on-trend cowl neckline with a scalloped lace trim, spaghetti straps, a high waist, ruched detailing, and a floor-length, curve-hugging silhouette with a high side slit. Complete the outfit with sparkly stud earrings and strappy heels.
Fit & Features
- Sleeveless cowl neckline, scalloped lace trim
- Spaghetti straps
- High waist, ruched detailing
- Floor-length, form-hugging fit
- High side slit
- Knit fabric, plenty of stretch
- Runs true to size
Style Number/Barcode: 05002-1332
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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Maia Formal Embroidered A-Line Dress
Special Occasion
Grace them all in a formal dress that captivates them from the moment you enter the room. Maia features a sleeveless sweetheart neckline with lined cups, adjustable spaghetti straps. an unlined embroidered lace bodice, and a flowy double-lined wrap A-line silhouette. The dress is composed of a chiffon fabric that offers a form-hugging fit with minimal stretch. Complete look with rhinestone heels.
Fit & Features
- Sleeveless sweetheart neckline
- Lined cups
- Unlined embroidered lace bodice
- Wrap A-line silhouette
- Double-lined
- Form hugging fit, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-0806
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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Geneva Cross Back A-Line Dress
Special Occasion
Airy and comfortable, our Geneva is decked out with bright florals all along her dreamy silhouette. You'll be happy to know she features hidden hand pockets so you can stow away your essentials.
Fits & Features
- Adjustable Spaghetti Straps That Cross At The Back
- Plunging V Neckline
- Hidden Hand Pockets
- Floor Length Hemline I Pleated I Mini Length Lining
- Smooth Woven Fabric I Floral Prints Throughout
- Back Zipper With Hook & Eye Closure
- Moderate Stretch
Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size 3.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0643
Category Name: Long Wedding Guest Dresses
Price: $31.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Krystal Formal Floral Open Back Dress
Special OccasionMake a captivating entrance in florals! Krystal enchants the room with her sleeveless bodice, square neckline and bold open back with a lattice back. Her slim fit bodice leads to a sweeping floor length A Line silhouette. Her all over floral print features pink and mauve hues that complement the ivory background.
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: 05002-6777
Category Name: Long Wedding Guest Dresses
Price: $21.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Flora Crepe Slit Gown
Special OccasionA dramatic thigh-high slit serves as the natural focal point of our lovely yellow Flora gown. She features an off-the-shoulder seamed bodice, a back zip, and a gently fluted skirt with front slit. Flora is made from a woven crepe material and has moderate stretch.
Model is 5'9" with a 32" 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: 05002-0094
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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Monique Glitter Ruched Mermaid Formal Dress
Special Occasion
Build the look around the dress’s subtle shine and sculpted shape. The fitted mermaid silhouette and side ruching create a refined base, while the one-shoulder neckline keeps the styling versatile. Pair it with delicate jewelry and streamlined heels for a polished finish.
Fit & Features
- Glitter knit fabrication, smooth knit lining, high stretch
- One-shoulder neckline with wide tank straps
- Side ruched detailing
- Fitted mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black-tie galas, formal celebrations, anniversaries, military balls, homecoming
Style Number/Barcode: 05002-001813
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Alana Lace-Up Corset Formal Dress
Special Occasion
A sculpted shape keeps the look sleek from every angle. The Alana bodycon formal dress uses a boned corset bodice, ruched detailing, and a high slit to define the silhouette. The lace-up back lets the fitted design make the statement.
Fit & Features
- Stretch mesh fabric with smooth lining
- Off-the-shoulder neckline
- Boned corset bodice, side zipper and hook-eye closure
- Ruched bodycon fit
- Lace-up back with a high side slit
- Long-length fitted hem
- Runs true to size
Where to Wear:
Weddings, destination celebrations, engagement parties, birthday dinners, vacations, resort getaways, honeymoons, cocktail soirees, formal events, anniversaries, date nights
Style Number/Barcode: 05002-001656
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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Gracie Velvet and Bow High Slit Mermaid Dress
Special Occasion
Dare to attract attention in the Gracie velvet formal dress with a chic satin bow, high front slit for movement, and a flattering mermaid silhouette. Complete the look with heels.
Fit & Features
- Velvet fabric with knit-lined bust, moderate stretch
- Sleeveless square neckline
- Spaghetti straps
- Satin bow accent trim at the bust
- High front slit
- Floor-length mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8618
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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Emmalyn Ombre Mesh Lace-Up Mermaid Dress
Special Occasion
Radiate dreamy sunset vibes in the gorgeous Emmalyn ombre mesh mermaid dress at beach weddings or formal parties! Designed with an airy sheer mesh fabric with a full-length lining, she showcases a stunning ombre design that will catch everyone's eye. Her fitted bodice is shaped with a sleeveless square neckline and spaghetti straps, leading to an alluring open back with a lace-up strappy design for a customized fit. Her high waist seam flows down to a floor-sweeping hem with a mermaid silhouette to highlight your curves. Complete the look with rhinestone fringe earrings.
Fit & Features
- Stretchy sheer mesh fabric with a knit lining, ombre design
- Square neckline, spaghetti straps
- Open back with cross-back lace-up straps
- Mermaid silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8289
Category Name: Long Wedding Guest Dresses
Price: $9.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Jaelene Formal Lace Trim Long Dress
Special Occasion
Made to be eyed up and down, the Jaelene formal dress will capture all the attention at your upcoming banquets and parties! She features a classic and chic off-the-shoulder neckline with a front V-wire insert slit and short-sleeve cuffs. Her form-hugging mermaid silhouette showcases peaks of skin along the sheer lace trim sides that lead to the floor-length hem. The formal dress is composed of a lined crepe fabric with lace and has a moderate stretch. Style with a glam clutch purse to complete the look!
Fit & Features
- Sleeveless, off-the-shoulder neckline, short-sleeve cuffs
- Front V-wire insert slit
- Back zipper closure
- Form-hugging, mermaid silhouette
- Sheer lace trim sides, floor-length hem
- Lined crepe fabric with lace, moderate stretch
- Fits true to size
Style Number/Barcode: 05002-6837
Category Name: Long Wedding Guest Dresses
Price: $19.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Shimmering Sequins Mini Dress
Love that glimmer! Make it your moment in the Shimmering Sequins mini dress.
Fits & Features
- Plunging V Neckline
- Long Sleeves
- Zipper With Hook & Eye Closure
- Asymmetrical, Mini Length Silhouette
- Mesh Lined Fabric With Sequins Throughout
- Curve Hugging Fit I Moderate Stretch
Style Number/Barcode: 05101-0359
Category Name: Long Wedding Guest Dresses
Price: $9.97 $58.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Hazel Formal Halter Satin Dress
Special Occasion
Bring the charm in our romantic Hazel dress! She features a halter neck with a double button closure at the nape of the neck, padded cups and an open back. Her slim fit bodice leads to a voluminous floor length A-line silhouette with hidden side pockets. Dress is composed of a lined satin fabric that offers a relaxed fit with minimal stretch. Includes a lower back zipper closure.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0214
Category Name: Long Wedding Guest Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Gloria Cap Sleeve Tie Back Mermaid Formal Dress
Special Occasion
The Gloria formal dress is your effortlessly elegant plus-one, designed in a mermaid silhouette with a bold open tie back that makes every head turn!
Fit & Features:
- Smooth knit fabric with stretch, stretchy knit lining
- Square neckline, padded bra cups
- Cap sleeves
- Open tie back design, lower zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie galas, formal parties and events, engagement parties, rehearsal dinner, fancy date nights, nights at the theatre, school dances
Style Number/Barcode: 05002-000046
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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Karina Rhinestone Trim Formal Dress
Special Occasion
You'll know how to make an entrance in our gorgeous Karina formal dress. She features a sleeveless bodice, tank-like shoulder straps that lead to a detailed strappy back, a V neckline with a dual rhinestone trim accent, padded cups, a high waist seam, and a fitted mermaid length silhouette with a ruffle detail back. Dress is composed of a crepe fabric, offering a curve hugging fit with 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: 05002-0072
Category Name: Long Wedding Guest Dresses
Price: $32.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Jayleen Lace-Up Mermaid Floral Formal Dress
Special Occasion
Everyone will be in awe at how the Jayleen floral formal dress moves with you! This formal dress doesn't play by the rules but effortlessly captures attention with a strappy lace-up back and mermaid silhouette that fits your curves like a glove.
Fit & Features
- Floral print, mesh fabric, lined
- Halter cowl sweetheart neckline, padded bra cups
- Spagehtti straps
- Strappy lace-up back design
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, sunset soirees, gala, fancy date night, anniversary dinner, milestone celebration, rooftop dinner party
Style Number/Barcode: 05002-000016
Category Name: Long Wedding Guest Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale