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
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Long Wedding Guest Dresses That Make Every Moment Memorable
Celebrate in style with Windsor’s collection of long wedding guest dresses designed to elevate your presence at every type of ceremony. Whether you’re attending a romantic vineyard reception, a chic city soirée, or a luxe black-tie celebration, these sweeping silhouettes bring instant sophistication and show-stopping energy.
Explore curve-loving mermaid gowns, sleek columns, and airy chiffon maxis that float with every step. From soft pastel florals to bold jewel tones and timeless neutrals, this edit features standout fabrics—think satin, glitter mesh, crepe, and lace—that photograph beautifully and feel just as good as they look.
Looking for a dress that balances elegance and edge? Try styles with corset bodices, high slits, lace-up backs, or open-shoulder necklines. Prefer something more romantic? Discover flowy long guest dresses with flutter sleeves, tiered skirts, and embroidered details that feel effortless and elevated.
For summer weddings, choose lightweight satins or chiffon maxis with adjustable straps and breezy hems. Destination bound? A soft crepe or mesh dress pairs perfectly with strappy heels and a woven clutch for sunset vows by the sea. Cooler temps or indoor venues? Long sleeve formal wedding guest dresses in velvet, knit, or satin bring cozy glam without compromising style.
No matter your invite—black tie, garden, coastal, or semi-formal—Windsor’s long wedding guest dresses help you own every RSVP with poise and polish.
Shop online, in-app, or at 350+ Windsor stores to find your perfect long dress for the big day.
What are the best silhouettes for a long wedding guest dress?
Popular silhouettes include mermaid, column, trumpet, and asymmetrical designs, each offering a unique look. Mermaid and trumpet styles create a form-fitting, dramatic effect, while column and asymmetrical dresses provide a sleek, modern feel. Explore a variety of options in Windsor's full collection of wedding guest dresses to find the perfect fit for your next event.
What fabrics work best for long wedding guest dresses?
The best fabric depends on the season and wedding setting. Satin and velvet bring a luxe touch to evening or winter weddings, while chiffon and crepe offer lightweight elegance for spring and summer celebrations. Mesh and lace add texture, and glitter fabrics create a statement look for formal occasions.
Can I wear a long dress to a casual or outdoor wedding?
Yes! A long dress can be perfect for outdoor or semi-casual weddings when styled appropriately. Opt for flowy fabrics like chiffon or lightweight satin, and choose relaxed silhouettes like maxi, A-line, or column styles. Pair with strappy sandals or wedges for a more effortless look.
Create your head-to-toe wedding guest look by shopping Windsor online, in-app, or at over 350 retail stores across the U.S. and Canada. Whether celebrating in a candlelit ballroom or under the stars, these long wedding guest dresses ensure you arrive in style.
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Addie Formal Open Back Crepe Dress
Special Occasion
Make a head-turning entrance in a dress that captivates with stunning details! Addie features a sleeveless boat neck, padded cups with vertical seams at the bust, and an A-line silhouette with a high side slit. The back features a plunging open back with a wired V-shape boning for support and ruching at the lower back. The dress is composed of a lined crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels.
Fit & Features
- Sleeveless, boat neckline, front vertical seams
- Built-in padded bust
- A-line silhouette, high side slit
- Open back with wired V-shape trim
- Ruching at the lower back
- Lined crepe fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1200
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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Marylou Lace Mesh Plunge Neck Formal Dress
Special Occasion
Bring the romantic allure to the evening affair in the Marylou lace mesh plunge formal dress! She embodies flirtatious style in a sleeveless plunge V-neckline with a built-in padded bust and adjustable spaghetti straps on her empire waist bodice. The sparkly embroidered lace mesh fabric effortlessly flows into a floor-length silhouette with a high-side slit to showcase some legs. She also features a curve-conscious silhouette to flaunt your stunning figure! Complete the look in an elegant hair clip.
Fit & Features
- Plunge V-neckline, adjustable spaghetti straps
- Adhesive bra recommended, built-in padded bust
- High side slit, back zipper, hook and eye closure
- Empire waist, form-fitting silhouette
- Floor-length hem
- Sparkly embroidered lace mesh fabric, full knit lining, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-7177
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L
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Delana Formal One-Shoulder Satin Dress
Special Occasion
Keep it luxe in the stunning Delana dress that brings the sophistication to your special evening. She features a unique one-shoulder neckline with a charming bow accent on the left shoulder, a floor-length mermaid silhouette, and is composed of a captivating satin-like fabric. Complete your special occasion outfit with rhinestone earrings.
Fit & Features
- One-shoulder neckline
- Bow accent on the left shoulder
- Floor-length mermaid silhouette
- Satin-like fabric, moderate stretch
- Form-hugging fit
- Runs true to size
Style Number/Barcode: 05002-0974
Category Name: Long Wedding Guest Dresses
Price: $14.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Ashley Sleeveless Bow Mermaid Formal Dress
Special Occasion
Both feminine and sweet, the Ashley sleeveless bow mermaid formal dress will have you feeling like a princess! The back bow tie design and ruched seam create a flattering mermaid silhouette while the high slit gives effortless allure.
Fit & Features
- Smooth knit stretchy fabric, stretchy knit lining
- Adjustable spaghetti straps, crisscross back
- Back bow tie design, zipper and hook-eye closure
- High front slit
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Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, black-tie galas and weddings, fancy engagement parties
Style Number/Barcode: 05002-8290
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: NAVY, HUNTER
Available Size: XS, S, M, L
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Anna Formal High-Slit Mermaid Dress
Special Occasion
Simple and chic, the Anna formal mermaid dress is perfect for bridesmaids or if you're going to be a guest at an upcoming wedding! She features a sleeveless cowl neckline, adjustable spaghetti straps for a customized fit, a flattering high waist seam, and a floor-length fitted mermaid silhouette with a stylish thigh-high front slit. The crepe fabric offers a moderate stretch. Complete the look in this formal long dress with strappy stiletto heels.
Fit & Features
- Sleeveless cowl neckline
- Adjustable spaghetti straps
- Flexible boning at the bodice, high waist seam
- Floor-length fitted mermaid silhouette, high front slit
- Crepe fabric, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-1858
Category Name: Long Wedding Guest Dresses
Price: $54.90
Availability: Out of Stock
Product Badge:- Ships Free
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Sophie Glitter Knit Mermaid Dress
Special Occasion
Effortlessly elegant, the Sophie glitter knit mermaid dress would be a stunning choice for a formal gala. She features a square neckline, short puff sleeves, a partially open back with a lace-up strappy design for a customized fit, a high waist seam, a floor-length hem, and a mermaid silhouette with a high front slit to showcase your heels. The glitter knit fabric offers a moderate stretch. Complete the look in this long dress with rhinestone statement earrings.
Fit & Features
- Square neckline
- Short puff sleeves
- Open back, lace-up strappy design, tie closure
- High waist seam
- Floor-length hem, mermaid silhouette, front slit
- Glitter knit fabric, moderate stretch
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-2515
Category Name: Long Wedding Guest Dresses
Price: $19.97 $74.90
On Sale: Yes
Availability: In Stock
Available Color: NAVY
Available Size: XS, S
Product Badge:- Sale
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Jennifer Stretch Satin Ruched Formal Dress
Special Occasion
Turn heads at your next soiree in our stunning Jennifer formal dress! She features a sleeveless bodice with spaghetti straps that lead to a lace-up back, a trendy cowl neckline, and a curve-hugging mermaid silhouette with a floor-length hem. Pair this dress with rhinestone fringe earrings and a sparkly clutch to complete your gorgeous look.
Fit & Features
- Cowl neckline, spaghetti straps
- Strappy back with a tie closure
- Lower back ruched seam
- Mermaid silhouette
- Stretch satin fabric, moderate stretch
- Sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-2774
Category Name: Long Wedding Guest Dresses
Price: $9.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Ainsley Glittering Evening Gown
Special Occasion
Life isn't perfect, but your dress can be! Our Ainsley gown is more than perfect with her slim form fit, and her glittering reflections. She features a V-neckline, built-in padded cups, spaghetti straps that lead to a square back, and a form-hugging silhouette that flares out to an elegant floor-sweeping finish. The formal dress is composed of a gleaming glitter knit material that offers a moderate stretch. Complete the look with rhinestone earrings.
Fit & Features
- Sleeveless V-neckline, spaghetti straps
- Built-in padded bust
- Square back accent
- Form-hugging silhouette
- Flared floor-length hem
- Glitter knit fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-6995
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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Roseanne One-Shoulder Satin Dress
Special Occasion
Captivate with elegance in this one-shoulder long satin dress, ideal for your next formal soiree, prom, or black-tie wedding. The luxurious stretch satin contours around the waist, revealing an alluring front-wrap design that showcases the legs, allowing you to walk and move with ease. The asymmetrical neckline serves as a sleek backdrop, perfect for highlighting a trendy choker necklace or bold chandelier earrings.
Fit & Features
- One-shoulder neckline, spaghetti strap
- Ruched side seam
- Wrap-front design, asymmetrical side slit
- Floor-length, form-fitting silhouette
- Satin fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-0813
Category Name: Long Wedding Guest Dresses
Price: $9.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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All About The Glitz Mesh Mini Dress
In this stunning mini dress, it's all about the glitz and glamour, babe! Featuring long sheer puff sleeves, a deep V-neckline, and a curve-hugging silhouette, this dress is perfect for date night. Pair it with some strappy heels to level up the look.
Fit & Features
- V-neckline
- Long sheer puff sleeves
- Partial sheer back
- Ruched detailing
- Short, form-hugging fit
- Glitter mesh fabric
- Runs true to size
Style Number/Barcode: 05101-0854
Category Name: Long Wedding Guest Dresses
Price: $5.97 $42.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Lala High Slit Satin Formal Dress
Special Occasion
Flaunt your natural beauty in our fabulous Lala dress! She features a trendy pleated cowl neckline with a slim-fit bodice, a floor-sweeping silhouette with a semi-high slit that shows just a hint of skin, and a form-hugging fit. The smooth satin fabric offers a moderate stretch. Pair this gorgeous dress with a sleek ring set to add some glamour to your look for your special occasion.
Fit & Features
- Pleated cowl neckline and square back, spaghetti straps
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Slim-fit bodice, form-hugging fit
- Floor-length silhouette with a subtle side slit
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Stretch satin fabric, non-see-through
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-1866
Category Name: Long Wedding Guest Dresses
Price: $9.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Emilia Draped Satin Gown
Shine like a rare gem in our gorgeous satin Emilia gown. She features a slim-line silhouette, spaghetti straps, a V neck seamed bodice, back zipper, a draped panel with side gather detail at waist, and a gently fluted hem. Emilia is fully lined and made from a soft woven material with ample stretch. Complete look with a faux fur wrap.
Fit & Features
- Sleeveless V-neckline
- Spaghetti straps
- Draped panel at waist
- Trumpet silhouette
- Lined smooth woven fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1290
Category Name: Long Wedding Guest Dresses
Price: $14.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Leilani Formal One-Shoulder Open Back Dress
Special Occasion
Make a captivating entrance in the breathtaking Leilani formal dress. She features a daring one-shoulder neckline, a tank-like shoulder strap that leads to an asymmetrical back, a sexy open back design, and a mermaid silhouette. The dress is composed of a lined smooth knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with chandelier earrings and heels.
Fit & Features
- One-shoulder neckline
- Tank-like shoulder strap
- Asymmetrical strap at the back
- Open back design
- Mermaid silhouette
- Ruched detailing on the back
- Smooth knit fabric, form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1180
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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Coralie Off Shoulder Front Slit Dress
Special Occasion
Look and feel elegant for your next fancy night out in our gorgeous Coralie formal dress. Her classy fold-over, off-the-shoulder neckline will pair beautifully with a sparkling necklace. Her front slit lets you show off those glittering heels you've been wanting to wear! The formal long dress is composed of a crepe fabric that offers a moderate stretch and includes a knit mini-length lining. Complete your look with classic block heels.
Fit & Features
- Off-the-shoulder neckline with a fold-over design
- Back zipper and hook and eye closure
- Ruching at center back
- Floor-length hem with a front slit, form-hugging fit
- Crepe fabric, knit mini-length lining, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7131
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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Mona Formal Plunging Glitter Dress
Special Occasion
Take the plunge into glamour as you stun in our breathtaking Mona dress! She features a sleeveless bodice, a plunging V neckline with pleated dealing, and sheer adjustable spaghetti straps that cross at the back. Her slim fit waist leads to a sweeping A-line silhouette. She stands out with her glitter accents and caviar beaded detailing set in a romantic pattern. The dress is composed of a lined tulle fabric that offers a relaxed fit with minimal stretch. The knit lining includes two high slits to reveal a hint of skin under the semi-sheer tulle fabric. Complete your gorgeous look with rhinestone duster earrings and a new pair of heels.
Fit & Features
- Plunging V neckline with pleated detailing
- Sheer adjustable spaghetti straps
- Cross back design
- Back zipper and hook and eye closure
- High waist leading to a floor-length skirt
- A-line silhouette
- Semi-sheer tulle fabric with glitter and beaded details
- Knit lining with dual front slits
- Runs true to size
Style Number/Barcode: 05002-0326
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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Jamie Lace-Up Satin Formal Column Dress
Special Occasion
Dare to stun in the Jamie satin formal dress crafted with silky satin fabric for a gorgeous sheen. The bold plunge halter neckline and open lace-up back will turn heads while the fitted column silhouette flaunts your curves.
With a smooth, luminous finish, this dress was made to shine. Keep the luxe look going with breathtaking satin prom dresses or go for a sophisticated statement with our wedding guest dresses.
Fit & Features
- Silky satin fabric, short knit stretchy lining
- Plunge halter V-neckline, shoulder straps, padded bra cups
- Lace-up open back, lower zipper with hook-eye closure
- High side slit
- Fitted column silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, galas, and black-tie soirees.
Style Number/Barcode: 05002-9061
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: RED, IVORY
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Lucille Formal Satin Mermaid Dress
Special Occasion
The Lucille formal satin dress will have you looking and feeling radiant and luxe! The dress captivates with a lace-up back, mermaid silhouette, and high front slit for effortless allure.
Fit & Features
- Lined satin knit fabric, minimal stretch
- Sleeveless square neckline, padded bust, adjustable spaghetti straps
- Open lace-up back design, zipper and hook-eye closure
- Fitted bodice, front ruched seam, high-cut slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, black tie galas, red-carpet events, nights at the opera or theatre, big milestone celebrations
Style Number/Barcode: 05002-9078
Category Name: Long Wedding Guest Dresses
Price: $49.90
Availability: In Stock
Available Color: CORAL
Available Size: XS, S, M, L
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Meadow Formal Open Back Ruffled Dress
Special Occasion
Make a head-turning impression with a formal dress that wows from the moment you enter the room! Meadow features a sleeveless square neckline, spaghetti straps, a daring open back, a fab bow at the lower back that leads to a ruffled trim, and a mermaid silhouette. The dress is composed of a smooth knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with rhinestone heels and a rhinestone clutch.
Fit & Features
- Sleeveless square neckline, spaghetti straps
- Adhesive bra recommended
- Open back
- Bow and ruffles at the lower back
- Mermaid silhouette
- Smooth knit fabric, form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1636
Category Name: Long Wedding Guest Dresses
Price: $14.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Delia Formal Cowl Neck Long Dress
Special Occasion
Flattery will get you everywhere in the Delia formal long dress that boasts a flattering mermaid silhouette with a high front slit for effortless allure all evening!
Fit & Features
- Lined smooth knit fabric, moderate stretch
- Sleeveless cowl neck, pleating
- Spaghetti straps, lace-up back
- Mermaid silhouette
- High front slit, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, engagement parties, rehearsal dinners, milestone celebrations, dinner parties, and dressy date nights.
Style Number/Barcode: 05002-7146
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: BLACK, MAUVE
Available Size: XS, S, M, L, XL
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Jae Formal Mesh Ruched Mermaid Long Dress
Special Occasion
Play up your sophisticated side in the Jae formal mesh long dress that'll steal the scene! Designed with side ruched seams that accentuate your curves along the mermaid silhouette that flares out into the floor-length hem.
Fit & Features
- Airy mesh fabric, full stretchy knit lining
- Sleeveless cowl neckline, tie straps
- Adjustable spaghetti straps
- Back zipper and hook-eye closure
- Side ruched seams, mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, black-tie parties, and fancy rehearsal dinners.
Style Number/Barcode: 05002-7822
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: RED, LIME, PINK, BLACK
Available Size: XS, S, M, L, XL
Product Badge:- Best Seller
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Londyn Formal High Slit Convertible Dress
Special Occasion
Showcase your unique style with a convertible formal dress that allows you to show off multiple styles! Londyn features a large slit at the bodice that allows you to create a one-shoulder neckline, boat neckline, halter neck, or an off-the-shoulder neckline. The slim-fit bodice leads to a curve-hugging A-line silhouette with a high side slit. The dress is composed of a smooth knit fabric that offers a form-hugging fit with a moderate stretch. Complete the look with heels and a clutch.
Fit & Features
- Large slit at the bodice
- Multiple ways to wear neckline
- A-line silhouette
- High side slit
- Smooth knit fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1301
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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Emmie Lace-Up Mermaid Satin Formal Dress
Special Occasion
Sleek and sophisticated! The Emmie satin formal dress exudes elegance with a lace-up back and flattering mermaid silhouette that accentuates your figure.
With a smooth, luminous finish, this dress was made to shine. Keep the luxe look going with breathtaking satin prom dresses or go for a sophisticated statement with our wedding guest dresses.
Fit & Features
- Stretchy satin-knit fabric, lined bust
- Spaghetti straps, V-neckline
- Lace-up back
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, black-tie galas, weddings, bridesmaids, formal parties, and red-carpet events.
Style Number/Barcode: 05002-8540
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: In Stock
Available Color: BURGUNDY, HUNTER, SAGE, BROWN
Available Size: XS, S, M, L
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Delilah Formal Sequin High Slit Dress
Special Occasion
Make a dazzling impression with a sequin dress that shimmers from all your best angles. The dress features sparkling sequins throughout, a sleeveless cowl neckline, bungee spaghetti straps, and a high side slit to show off a hint of leg. She offers a form-hugging fit with a slight stretch. Complete look with rhinestone heels.
Fit & Features
- Sleeveless cowl neckline
- Bungee spaghetti straps
- High side slit
- Sequins
- High waist
- Form hugging fit, slight stretch
- Runs true to size
Style Number/Barcode: 05002-1279
Category Name: Long Wedding Guest Dresses
Price: $39.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Priscilla Formal Satin Strapless Mermaid Dress
Special Occasion
Make it an elegant entrance in the Priscilla formal satin dress with a curve-hugging mermaid silhouette and floor-sweeping hem for dramatic flair.
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
- Lined silky satin fabric, minimal stretch
- Strapless sweetheart neckline
- Pleated, lightly padded bust, non-slip grip lining
- Slim-fit bodice, high waist seam, hip-hugging fit
- Floor-sweeping hem, mermaid silhouette
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, black-tie galas and events, and fancy milestone celebrations.
Style Number/Barcode: 05002-7463
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: SAGE, RED, DENIM, BROWN-2, TAUPE
Available Size: XS, S, M, L