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 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 vineyard reception, a chic city soirée, or a luxe black-tie celebration, these sweeping silhouettes bring instant sophistication and show-stopping energy.
Elegant Silhouettes & Luxe Fabrics
Explore curve-loving mermaid gowns, sleek column dresses, and airy chiffon maxis that float with every step. From soft florals to bold jewel tones and timeless neutrals, this edit features standout fabrics—think satin, glitter mesh, crepe, and lace—that look stunning in photos and feel just as good as they look.
Modern Details & Romantic Touches
Looking for a style that balances elegance and edge? Try corset bodices, high slits, lace-up backs, or open-shoulder necklines. Prefer something softer? Discover long guest dresses with flutter sleeves, tiered skirts, and embroidered accents that bring a romantic, elevated vibe.
Perfect for Every Celebration
No matter the setting—black tie, garden, coastal, or semi-formal—Windsor’s long wedding guest dresses are crafted to fit the occasion. Designed for movement, comfort, and unforgettable style, these gowns ensure you arrive polished and poised.
Shop Windsor’s collection of long wedding guest dresses online, in-app, or at 350+ Windsor stores and find the perfect look for your next celebration.
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 outdoor 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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Andie Formal Square Neck Slit Long Dress
Special Occasion
Put your curves on display in the stunning Andie formal dress to make an entrance at rehearsal dinners and cocktail soirees! She features a sleeveless square neck, adjustable spaghetti straps for a customizable fit, and a small side ruched seam atop her sexy high slit that leads to the long hem. The formal dress is composed of a smooth and slinky knit fabric with lining and plenty of stretch. Complete the look with earrings and rhinestone heels.
Fit & Features
- Sleeveless square neck, adjustable spaghetti straps
- Back zipper closure
- Small ruched side seam, high slit
- Curve-hugging slim silhouette, long hem
- Lined smooth knit fabric, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7380
Category Name: Long Wedding Guest Dresses
Price: $9.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Quinn Perfectly Fitted Formal Dress
Special OccasionQuinn shows the beauty is simplicity. She's still stunning and sexy with a cowl neckline, adjustable shoulder straps that cross at the back, a low scoop back with an exposed zipper closure, a high waist seam, and a floor length skirt with a flared hem that creates a gorgeous body-hugging silhouette. Quinn is composed of a stretchy, smooth knit fabric.
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: 05002-6625
Category Name: Long Wedding Guest Dresses
Price: $19.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Elaine Open Back High Slit Mermaid Dress
Special Occasion
Create a chic and stunning look for your black-tie parties in the Elaine mermaid dress designed with a bold open back and an alluring high-cut slit.
Fit & Features
- Crepe fabric with moderate stretch
- Pleated cowl neckline
- Tank-like shoulder straps
- Open back, bar strap, lower zipper closure
- Pleating, high-cut slit
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie parties, and fancy affairs.
Style Number/Barcode: 05002-9604
Category Name: Long Wedding Guest Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Emma One-Shoulder Mermaid Dress
Special Occasion
Have all eyes on you as you enter the room in the chic and sleek Emma mermaid dress. She features an asymmetrical one-shoulder neckline with a single long fitted sleeve, a sultry lower back cutout followed by ruching, and a floor-length curve-hugging mermaid silhouette. Style this dress with sparkling rhinestone statement earrings.
Fit & Features
- Asymmetrical one-shoulder neckline, single long fitted sleeve
- Bra-friendly
- Lower back cutout, lower back ruched detailing
- High waist seam, floor-length fitted mermaid silhouette
- Stretch satin fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1961
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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Ruthie Formal Sequin Bow Crepe Long Dress
Special Occasion
Showcase a unique dress like the Ruthie formal crepe dress adorning glam and classy detail everyone will swoon for! The formal long dress features a strapless neckline with a sequin-embellished statement bow, non-slip grip lining, a curve-hugging slim silhouette, and a flattering high front slit and long hem. She's composed of a crepe fabric for a chic style and has a stretchy knit lining. Complete the look with hoop earrings and heels for a dance or charity gala dinner!
Fit & Features
- Strapless neckline, non-slip grip lining
- Sequin-embellished bow
- Back zipper and hook-eye closure
- Slim silhouette, high front slit, long hem
- Crepe fabric, stretchy knit lining
- Pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7331
Category Name: Long Wedding Guest Dresses
Price: $39.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Amy Formal Sequin V-Neck Long Dress
Special Occasion
Made to sparkle and stun, be seen in a new light in the Amy formal sequin dress for your next dressy event! She's ready for the spotlight in her effortless form-fitting sleeveless silhouette with unique, inverted sequin embroidery on delicate mesh-lined fabric. Complete the look with a chic box clutch.
Fit & Features
- Sleeveless, V-neck, bungee spaghetti straps
- High-waist seam, back zipper closure
- Form-fitting silhouette
- Floor-length hem
- Inverted sequin-embroidery, mesh-lined fabric
- Minimal stretch
- Runs true to size
Style Number/Barcode: 05002-2258
Category Name: Long Wedding Guest Dresses
Price: $19.97 $149.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Isador Formal Sequin Scroll Dress
Special Occasion
Bring the sparkle with a formal dress that shimmers with each stylish step of your evening! Isador features an off-the-shoulder neckline, elegant long sleeves, and a damask sequin pattern. Her slim-fit waist leads to a flared A-line silhouette to create a twirl-worthy moment! Isador is composed of a lined mesh fabric that offers a form hugging fit with a minimal stretch. Complete look with rhinestone heels and a rhinestone clutch.
Fit & Features
- Off the shoulder, long sleeves
- Adhesive bra recommended
- Damask sequin pattern, back zipper closure
- High waist
- A-line
- Lined mesh fabric
- Form hugging fit, minimal stretch, runs true to size
Style Number/Barcode: 05002-2352
Category Name: Long Wedding Guest Dresses
Price: $19.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Katy Crochet Lace A-Line Formal Dress
Special Occasion
Light, romantic, and made for movement, Katy gown feels effortless from first step to final twirl. A sheer crochet lace bodice meets a tiered chiffon skirt, creating a silhouette that feels graceful, feminine, and quietly striking.
Fit & Features
- Sheer chiffon fabric with stretchy knit lining
- Sheer crochet lace and mesh bodice
- Sweetheart neckline, structured underwire, flexible boning
- Thin adjustable shoulder straps
- Open lace-up back design, hidden lower back zipper with hook-eye closure
- Tiered ruffled A-line silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, rehearsal dinners, galas, anniversary celebrations, formal dances, milestone birthdays, fancy celebrations, black-tie receptions, and special date nights.
Style Number/Barcode: 05002-001308
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: WINE
Available Size: XS, S
Product Badge:- Ships Free
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Esmeralda Halter Mermaid Sequin Formal Dress
Special Occasion
Effortlessly attract attention in the Esmeralda sequin formal dress! With a striking mermaid silhouette that hugs your curves and a floor-length hem, this dress knows how to bring the chic drama.
This dazzling dress was made for the spotlight! Love the shimmer? Discover more sequin prom dresses or find a sophisticated look in our wedding guest dresses.
Fit & Features
- Sequin embellished mesh lined fabric
- Square halter neckline, padded bra cups
- Back zipper and hook-eye closure
- Mermaid silhouette
- Bonded floor-length hem
- Runs true to size
Where to Wear:
Prom, balls, black tie events, gala dinners, big milestone celebrations
Style Number/Barcode: 05002-8999
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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Greta Formal Glitter One Shoulder Dress
Special Occasion
All you can do is shine in the sparkling Greta formal glitter dress perfect for banquets or red carpet events! She features a flawless one-shoulder neckline with a fitted long sleeve, a side pleated seam, and a flattering hip-hugging slim silhouette, high front slit, and wrap-style floor-length hem. The formal dress is crafted from a shimmering glitter crepe knit fabric that will fit your body like a glove and offers a moderate stretch. Complete the look with glamorous jewelry and heels.
Fit & Features
- One-shoulder neckline, fitted long sleeve
- Side pleated seam
- Hip-hugging slim silhouette
- Wrap-style, high front slit, floor-length hem
- Glitter crepe knit fabric, moderate stretch
- Strapless bra recommended
- Runs true to size
Style Number/Barcode: 05002-7420
Category Name: Long Wedding Guest Dresses
Price: $9.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Nayeli Formal Crepe A-Line Long Dress
Special Occasion
Dare to stand out in the Nayeli formal dress as a bridesmaid or wedding guest! She features an elegant off-the-shoulder sweetheart neckline, a pleated waist, and an A-line form-hugging long silhouette with a flirty ruffled slit. The formal dress is composed of a lined crepe fabric with a moderate stretch. Style this long dress with a rhinestone clutch and heels to complete the look!
Fit & Features
- Off-the-shoulder sweetheart neckline
- Back zipper and hook-eye closure
- Pleated waist, A-line form-hugging silhouette
- Ruffled slit, long-length hem
- Lined crepe fabric, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-3619
Category Name: Long Wedding Guest Dresses
Price: $9.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Anisa Formal Sequin A-Line Dress
Special Occasion
Bring the sparkle and shine with a formal dress that illuminates at your special event. Anisa features a sleeveless V-neckline with padded cups, bungee spaghetti straps that cross at the back, and a bold open back with a sleek bungee bar strap. Her slim-fit bodice features dual cutouts at the waist and an A-line silhouette. The dress is composed of a lined mesh fabric with a damask sequin pattern. Complete your formal outfit with rhinestone heels.
Fit & Features
- Sleeveless V-neckline, bungee spaghetti straps, cross at the back
- Padded cups, no bra required
- Open back design, bungee bar strap
- High waist seam, dual waist cutouts, A-line silhouette
- Damask sequin pattern
- Lined mesh fabric
- Form-hugging fit, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-2318
Category Name: Long Wedding Guest Dresses
Price: $25.97 $124.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Abby Cowl Neck Mermaid Formal Dress
Special Occasion
The Abby formal dress is beautifully cut to hug your body in a mermaid silhouette and captivate with a floor-length hem.
Fit & Features
- Smooth knit fabric, stretchy knit lining
- Cowl neckline, wide shoulder straps
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, galas, garden parties, black tie parties, fancy date nights
Style Number/Barcode: 05002-000044
Category Name: Long Wedding Guest Dresses
Price: $14.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Reyna Marabou Feather High Slit Formal Dress
Special Occasion
Capture all the glances with your iconic chic style in the Reyna long marabou feather high slit formal dress. She features a sleeveless V-neckline with a wrap-front design, adjustable spaghetti straps for a customized fit, a flattering high waist seam, an asymmetric floor-length hem creating a thigh-high side slit with a fabulous marabou feather trim, and a slim-fit silhouette. The crepe fabric offers a moderate stretch. Complete the look with clear heels for your next black-tie affair.
Fit & Features
- Sleeveless V-neckline, wrap-front design, pleating
- Adjustable spaghetti straps, high waist seam
- Asymmetric floor-length hem, high side slit, marabou feather trim
- Slim-fit silhouette
- Crepe fabric, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7273
Category Name: Long Wedding Guest Dresses
Price: $9.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Adrianna Velvet Long Sleeve Mermaid Dress
Special Occasion
So luxe and chic, the Adrianna velvet long sleeve mermaid dress is a gorgeous option for formal parties, weddings, or galas! She features a cowl neckline, long fitted sleeves, a form-hugging bodice, ruching at the waist, a floor-length hem with a fitted mermaid silhouette, and a skin-flaunting high front slit. The smooth velvet fabric will elevate your look all the more. Style with a rhinestone necklace and earrings set.
Fit & Features
- Cowl neckline
- Long fitted sleeves
- Form-hugging bodice, ruching at the waist
- Floor-length hem, fitted mermaid silhouette, high front slit
- Lined velvet fabric, moderate stretch
- Bra-friendly design
- Runs true to size
Style Number/Barcode: 05002-6915
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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Kay Sleeveless V-Neck Mermaid Mesh Formal Dress
Special Occasion
For an elegant look that always fits the dress code, the Kay sleeveless formal dress is just the one you want for black tie soirees or weddings! Crafted from an airy mesh fabric offering a stretchy knit lining for comfort and coverage. She features a flattering V-neckline, padded bra cups, and adjustable spaghetti straps. The side ruched seams and mermaid silhouette create a stunning hourglass figure, while the floor-length hem adds a touch of drama. Complete the look with earrings and a clutch.
Fit & Features
- Airy mesh fabric lined with stretchy knit
- Adjustable spaghetti straps
- V-neckline
- Padded bra cups
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8687
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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Mazie Formal Sequin V-Neck Mermaid Dress
Special Occasion
Light-catching sequin rows create a shimmer on the Mazie formal long dress perfect for homecoming and red-carpet celebrations! She features a sleeveless V-neckline, padded bust, sleek bungee spaghetti straps, and a curve-flaunting mermaid silhouette that gracefully touches the floor. The formal maxi dress is composed of a mesh fabric with sequin embroidery in a gorgeous chandelier design and includes a stretchy knit lining. Style the floor-length dress with a clutch and heels.
Fit & Features
- Sleeveless V-neckline, padded bust
- Bungee spaghetti straps, back zipper closure
- Curve-hugging, mermaid silhouette
- Floor-length hem
- Sequin-embroidery, chandelier design
- Mesh fabric, stretchy knit lining
- Bra optional
- Runs true to size
Style Number/Barcode: 05002-2991
Category Name: Long Wedding Guest Dresses
Price: $19.97 $149.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Ember Formal Wrap Mermaid Dress
Special Occasion
Wrap yourself in elegance with a formal dress that makes a breathtaking impression. Ember features a wrap V-neckline, spaghetti straps, and a wrap mermaid silhouette. The dress is composed of a crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and a dainty cuff.
Fit & Features
- Wrap V-neckline
- Spaghetti straps
- Wrap mermaid silhouette
- Lined crepe fabric
- Form hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1432
Category Name: Long Wedding Guest Dresses
Price: $13.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Kelsie Glitter Knit Mermaid Formal Dress
Special Occasion
When the night calls for something unforgettable, the Kelsie gown answers in shimmering glitter knit that skims every curve with intention. Designed with a scoop neckline, adjustable spaghetti straps, and a cutout back with mesh trim and hook closure straps, this mermaid silhouette is finished with side ruched seams for a sculpted, confidence-first fit.
Fit & Features
- Glitter knit fabrication with smooth knit lining
- Scoop neckline, padded bust, adjustable spaghetti straps
- Cutout back with mesh trim and hook closure straps
- Back zipper and hook-eye closure
- Mermaid ruched silhouette hugs curves
- Floor-length hem
- Runs true to size
Where to Wear:
HOCO, galas, weddings, black tie balls, awards ceremony, red carpet event, milestone birthday event, fancy brunches
Style Number/Barcode: 05002-000663
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: LIGHT, BLUE, WINE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Alondra Ruched Velvet Front Slit Mermaid Dress
Special Occasion
Capture beauty in the Alondra formal velvet long dress that makes the perfect plus one for any event. The dress features curve-enhancing ruching and a high front slit to show some skin along the mermaid floor-length silhouette. Complete the look with earrings and heels.
Fit & Features
- Velvet fabric, moderate stretch
- Square neckline
- Adjustable spaghetti straps
- Ruched bodice and waist
- High front slit
- Floor-length mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8792
Category Name: Long Wedding Guest Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Yasmine Formal Lace Corset Mermaid Dress
Special Occasion
Your curves deserve a moment in the Yasmine formal dress - an undeniably beautiful style for banquets or galas! She features a sleeveless scoop neckline, adjustable spaghetti straps, a semi-sheer lace corset bodice with padded cups and flexible boning, and side ruched seams that accentuate your figure along her floor-length mermaid silhouette. The formal dress is composed of a slinky knit-lined fabric with moderate stretch. Complete the look in rhinestone fringe earrings for a glam effect!
Fit & Features
- Sleeveless scoop neckline, adjustable spaghetti straps
- Back zipper and hook-eye closure
- Semi-sheer lace corset bodice, flexible boning, padded cups
- Side ruched seams, mermaid silhouette, floor-length hem
- Lined slinky knit fabric, moderate stretch
- No bra required
- Runs true to size
Style Number/Barcode: 05002-7207
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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Adah Formal Glitter A-Line Dress
Special Occasion
Razzle and dazzle in the Adah formal glitter dress sure to memorize the room with her sparkly entrance! She features a sleeveless, sweetheart neck, lightly padded bust, and sleek bungee spaghetti straps that cross along her open back with a bum-ruched seam and zipper closure. Her form-fitting, a-line silhouette accentuates your curves and elongates your figure thanks to the flared, floor-length hem. The formal dress is composed of a glitter stretch-knit lined fabric. Complete your dressy look with a chic hairpiece to tame your tresses.
Fit & Features
- Sleeveless, sweetheart neck, bungee spaghetti straps
- Lightly padded bust, bra optional
- Open-back, cross straps, bum ruched seam, zipper closure
- High waist seam, form-fitting
- A-line silhouette, floor-length hem
- Glitter stretch-knit lined fabric
- Fits true to size
Style Number/Barcode: 05002-2409
Category Name: Long Wedding Guest Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Tiffany Lace-Up Slit Mermaid Formal Dress
Special Occasion
Romantically speaking, the Tiffany lace-up formal dress is destined to be beloved at weddings, banquets, and fancy soirees! Crafted with lined smooth knit fabric, this dress is truly a work of art. She features a subtle and sultry cowl neckline and wide shoulder straps for a tasteful touch. The mesmerizing lace-up back design, lower back ruching, and mermaid silhouette enhance your silhouette while the high front slit and floor-length hem add a touch of allure! Complete the look with a rhinestone necklace and heels.
Fit & Features
- Stretchy smooth knit fabric, full-length knit lining
- Cowl neckline
- Wide shoulder straps
- Lace-up back, lower ruching
- High front slit
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8428
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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Sandra Halter Open Back Mermaid Sequin Dress
Special Occasion
Evoke glamour in the Sandra sequin formal dress to bring sparkle to black-tie soirees! She's designed with a halter neckline with button closures to secure the sophisticated look, while the open back adds a touch of sultry. The mermaid silhouette and floor-length hem flatter every figure and curve to reveal a stunning fit, adorned with a mesmerizing sequin scroll pattern on delicate mesh fabric. Complete the look with a bracelet, clutch, and heels for a chic evening affair!
Fit & Features
- Sequin scroll pattern, mesh fabric lined with stretchy knit
- Button back closures
- Back zipper and hook-eye closure
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8165
Category Name: Long Wedding Guest Dresses
Price: $9.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale