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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Poppy Satin Corset Formal Dress
HanSpecial Occasion
For nights that call for a little extra drama, the Poppy satin mermaid gown sculpts and smooths in all the right places. The structured corset bodice and lace-up back bring a refined edge, while the sleek silhouette and slit create a striking, head-turning finish.
Fit & Features
- Stretch satin fabric, knit lining
- Sweetheart neckline, padded bra cups, mesh applique, beaded trim
- Adjustable spaghetti straps
- Corset-structured bodice, lace-up back, zipper and hook-eye closure
- High front slit, mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Prom, black tie occasion, wedding, gala, red carpet events, milestone parties
Style Number/Barcode: 05002-001511
Category Name: Long Wedding Guest Dresses
Price: $99.90
Availability: In Stock
Available Color: BLACK
Available Size: XXS, L
Product Badge:- Ships Free
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Britt Halter High Slit Ruched Formal Dress
Special Occasion
Show off your captivating silhouette in the sleek and stunning Britt ruched formal dress. She features a sleeveless sweetheart neckline, tie-back halter straps, a partially open back, ruching down the side seams for a gorgeous look, a floor-length hem with a thigh-high side slit, and an overall form-fitting silhouette to hug your natural curves. The smooth knit fabric offers plenty of stretch. Complete your look in this formal long dress for dances or parties with platform heels.
Fit & Features
- Sleeveless sweetheart neckline
- Tie-back halter straps, partially open back
- High waist seam, ruched side seams
- Floor-length hem, thigh-high side slit
- Curve-hugging silhouette
- Smooth knit fabric, lined bust, plenty of stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7476
Category Name: Long Wedding Guest Dresses
Price: $9.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Miranda Formal Sequin Sleeveless Long Dress
Special Occasion
You'll look and feel oh-so-special in the Miranda formal sequin dress designed to shine at gala dinners or black-tie weddings! She features a sleeveless sweetheart neckline with a wire insert and padded bust, tank-style straps, a form-hugging slim silhouette, and a stunning high front slit along the floor-length hem. The formal dress is composed of a sequin-knit fabric with a stretchy knit lining. Complete the look with a silver clutch and heels.
Fit & Features
- Sleeveless sweetheart neckline, tank-style straps
- Wire insert, padded bust, back zipper and hook-eye closure
- Form-hugging, slim silhouette
- High-front slit, floor-length hem
- Sequin-knit fabric, stretchy knit lining
- Bra optional
- Runs true to size
Style Number/Barcode: 05002-6834
Category Name: Long Wedding Guest Dresses
Price: $19.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Normani Formal Lace Corset Mermaid Long Dress
Special Occasion
Romance is in the air! The Normani Formal Lace Corset Mermaid Long dress brings flirty love vibes to every party. She features a classic sleeveless, v-neckline with adjustable spaghetti straps, a built-in padded bust, and a sheer lace corset-style bodice that leads to her form-fitting, mermaid floor-length silhouette. The formal dress is composed of a delicate lace sparkly lined fabric with a minimal stretch. Finish the look in classy heels and a choker.
Fit & Features
- V-neckline, Adjustable spaghetti straps
- Built-in padded bust, No bra required
- Back zipper closure
- Sheer lace corset-style bodice
- Form-fitting, Mermaid silhouette, Floor-length hem
- Sparkly lace lined fabric
- Fits true to size, Minimal stretch
Style Number/Barcode: 05002-2241
Category Name: Long Wedding Guest Dresses
Price: $19.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Ariella Heat Stone Mermaid Formal Dress
Special Occasion
Showcase gorgeous radiance when you enter the room in the floor-sweeping Ariella formal dress. She features a sleeveless sweetheart neckline, dual adjustable spaghetti straps for a customized fit, a chic strappy lace-up back design, all-over heat stone embellishment for that glamorous sparkle, and a fitted mermaid silhouette with a sultry thigh-high side slit to show some leg. Complete the look with sleek stilettos.
Fit & Features
- Sweetheart neckline, dual adjustable spaghetti straps
- Adhesive bra recommended
- Lace-up back, high side slit
- Heat stone embellishments
- Mermaid silhouette, floor-length hem
- Minimal stretch
- Runs true to size
Style Number/Barcode: 05002-2353
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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Courtney Foiled Floral Formal Dress
Special Occasion
Looking for an enchanting look? The Courtney formal dress will have all eyes on you as you make your entrance! She features a sleeveless V-neckline, spaghetti straps that lead to an open back with a cross strap design, chic waist cutouts, a flowy, floor-length, A-line silhouette, and a sultry thigh-high front slit. The crepe fabric has a gorgeous all-over floral pattern with a foiled finish. Complete the look with rhinestone earrings and heels.
Fit & Features
- Sleeveless V-neckline
- Spaghetti straps
- Open back, cross strap design, lower back zipper closure
- Dual waist cutouts
- Floor-length A-line silhouette, high front slit
- Crepe fabric, floral pattern, foiled finish
- Runs true to size
Style Number/Barcode: 05002-1610
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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Karina Velvet Strapless Mermaid Formal Dress
Special Occasion
Sculpted and romantic with a timeless allure, the Karina gown is made for moments that call for undeniable polish. Crafted in velvet fabric, this mermaid floor-length silhouette features a strapless sweetheart neckline, a pleated bodice with flexible boning, and a high front slit that moves with quiet confidence.
Fit & Features
- Velvet fabric with knit lining
- Strapless sweetheart neckline with padded bra cups
- Pleated bodice with flexible boning for supportive shaping
- Back zipper and hook-eye closure
- Mermaid floor-length hem with high front slit
- Runs true to size
Where to Wear:
Black tie weddings, formal evening ceremonies, elegant galas, formal dances, seasonal soirees, milestone celebrations, upscale anniversary dinners, special events
Style Number/Barcode: 05002-000554
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, L
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Coastal Luxe Floral Mermaid Maxi Dress
This floral maxi dress is soft, stunning, and just a little mysterious. The dreamy drape and floral mesh give off major “walking through a field of wildflowers” energy.
Fit & Features
- Floral print, mesh lined fabric
- Cowl square neckline
- Spaghetti straps
- Mermaid silhouette
- Maxi-length hem
- Runs true to size
Style Number/Barcode: 05101-000582
Category Name: Long Wedding Guest Dresses
Price: $9.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Holly Floral Cold Shoulder Mermaid Formal Dress
Special Occasion
Like a love letter in dress form—soft, floaty, unforgettable. The Holly Floral mermaid dress hugs in all the right places and flows with every step you take, whether you're bridesmaid-ing or main event-ing.
Fit & Features
- Floral print, mesh-lined fabric
- Cold shoulder neckline, adjustable spaghetti straps
- Padded bra cups
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, garden parties, summer galas, dinner parties, fancy celebrations, formal events
Style Number/Barcode: 05002-000029
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: Out of Stock
Product Badge:- Ships Free
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Ariella Corset Mermaid Lace Formal Dress
Special Occasion
For chic structuring on pretty lace fabric, the Ariella formal dress will have you looking and feeling gorgeous! The dress exudes gorgeous details from the corset bodice to the mermaid silhouette that accentuates your curves.
Fit & Features
- Lace fabric, mesh double-lining
- Sweetheart neckline, adjustable spaghetti straps
- Corset bodice, flexible boning
- Back zipper hook-eye closure
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, galas, elegant functions, garden parties, big milestone celebrations, fancy date nights
Style Number/Barcode: 05002-9411
Category Name: Long Wedding Guest Dresses
Price: $19.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Nayeli Halter Slit Mermaid Glitter Formal Dress
Special Occasion
Shine like the stars in the sky in the Nayeli glitter formal dress at homecoming, banquets, or weddings! Made from sparkling glitter knit fabric, you'll catch all the attention. This exquisite dress features a halter neckline with a tie closure for a sophisticated touch. The high front slit and mermaid silhouette add a touch of drama, while the floor-length hem exudes elegance. Complete the look with earrings, a clutch, and heels.
Fit & Features
- Glitter knit fabric, moderate stretch
- Halter neckline with tie closure
- High front slit
- Mermaid silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8516
Category Name: Long Wedding Guest Dresses
Price: $15.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Cheers To You Off The Shoulder Mini Dress
Don't be surprised by all the raised glasses when you stroll into the party in this adorable off-the-shoulder mini dress! It features a sweetheart neckline with non-slip grip lining, trendy puff short-sleeve cuffs, a padded and underwire bust, and ruched seams down the sides and back that flatter your curves along the bodycon silhouette. The dress is composed of a mesh fabric with a sewn-in knit lining. Complete the look with statement hoop earrings and heels.
Fit & Features
- Off-the-shoulder, sweetheart neckline, non-slip grip lining
- Puff short-sleeve cuffs, back zipper and hook-eye closure
- Padded and underwire bust
- Ruched side and back seams
- Bodycon silhouette, mini-length hem
- Mesh fabric, sewn-in knit lining, minimal stretch
- Runs true to size
Style Number/Barcode: 05101-2571
Category Name: Long Wedding Guest Dresses
Price: $9.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Vickie Formal Satin Scoop Neck Mermaid Dress
Special Occasion
Look and feel effortlessly gorgeous in the Vickie formal satin dress as a bridesmaid, black tie gala guest, or any fancy affair! She features a sleeveless scoop neckline, adjustable spaghetti straps, a lightly padded bust, flexible boning inserts along the bodice, a skin-bearing high front slit, and a flattering mermaid silhouette with a floor-length hem. The formal dress is composed of a smooth satin-lined fabric with minimal stretch. Complete the look with statement earrings.
Fit & Features
- Sleeveless scoop neckline, adjustable spaghetti straps
- Lightly padded bust, back zipper and hook-eye closure
- Flexible boning inserts along the bodice
- Mermaid silhouette, high front slit, floor-length hem
- Lined smooth satin fabric, minimal stretch
- Bra optional
- Runs true to size
Style Number/Barcode: 05002-6945
Category Name: Long Wedding Guest Dresses
Price: $39.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Unwrap Me Lace V-Neck Midi Dress
Let their eyes unwrap you in this sultry lace midi dress that's absolute perfection for date night! Featuring a sleeveless V-neck, spaghetti straps that cross along the back, and a bodycon silhouette with a scallop trim slit. The dress is composed of a delicate lace fabric with partial lining and minimal stretch. Complete the look with a chic ring set and heels.
Fit & Features
- Sleeveless V-neck, spaghetti straps
- Criss-cross back
- Bodycon silhouette
- Scallop trim slit
- Midi-length hem
- Lace fabric, partial lining, minimal stretch
- Runs true to size
Style Number/Barcode: 05101-2022
Category Name: Long Wedding Guest Dresses
Price: $9.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Mckenzie Velvet Heat Stone Formal Dress
Special Occasion
Radiate the night in the Mckenzie formal dress! She's simply stunning in long sleeves, a V-neckline, and a wrapped slit skirt for a sexy show of leg. The luxe-lined velvet fabric offers a moderate stretch and features heat stone insets that glimmer under the light. Complete your look in dressy heels.
Fit & Features
- Long fitted sleeves, V-neckline
- Wrapped skirt, high cut slit
- Floor-length hem
- Form-fitting design
- Back zipper and hook and eye closure
- Lined velvet fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1672
Category Name: Long Wedding Guest Dresses
Price: $14.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Romantic Drama Floral Rhinestone Maxi Dress
This floral mesh maxi dress stuns with a plunging halter neckline, open back, and sparkling gem detail that catches the light. Perfect for cocktail parties, dressy celebrations, or nights that call for elegance.
Fit & Features
- Floral print, rhinestone-embellished
- Mesh fabric lined with stretch knit
- Halter plunge neckline, gemstone charm, tie closure
- Open back with adjustable strap
- Curve-hugging maxi silhouette
- Center back slit
- Runs true to size
Style Number/Barcode: 05101-000429
Category Name: Long Wedding Guest Dresses
Price: $9.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Clea Satin Strapless Wrap Mermaid Dress
Special Occasion
Radiate a chic allure in the Clea formal dress made with sleek stretch satin that will give off a gorgeous sheen. The pleated wrap-front design on the mermaid silhouette will flaunt your stunning curves.
Channel elegance in this stunning dress. Loving rich hues? Explore our bold green prom dresses or make a statement in our elevated formal dresses.
Fit & Features
- Stretch satin fabric
- Strapless straight-across neckline
- Pleated wrap-front design
- Back zipper closure
- High front slit
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Formal weddings, galas, and black-tie events.
Style Number/Barcode: 05002-9013
Category Name: Long Wedding Guest Dresses
Price: $19.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Avalynn Halter Cutout Crepe Formal Dress
Special Occasion
Luxe detailing meet a sultry silhouette in the Avalynn halter cutout crepe formal dress. Designed with a structured crepe fabric with a moderate stretch, this long dress will give you a polished and chic look perfect for a black-tie affair. Her sleeveless bodice features a high halter neckline and a partial open back, leading to alluring asymmetric cutouts at the waist. Her floor-length hem is accented with a high-cut front slit to showcase some leg and a slim-fit silhouette to accentuate your gorgeous curves. Complete your look with rhinestone statement earrings and stiletto heels.
Fit & Features
- Crepe fabric with moderate stretch, lined
- Halter neckline, button closures
- Partial open back, zipper closure
- Dual asymmetric waist cutouts
- High front slit
- Slim-fit silhouette
- Runs true to size
Style Number/Barcode: 05002-8470
Category Name: Long Wedding Guest Dresses
Price: $9.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Cassandra Cowl Neck Mermaid Long Formal Dress
Special Occasion
Simplicity is bliss and sophisticated on the Cassandra long formal dress perfect for bridesmaids, wedding guests, and banquets! This floor-length gown is designed with a cowl neckline and spaghetti straps for a flattering look, and princess seams down the mermaid silhouette that highlight your curves. Made from smooth knit fabric, this dress is perfect for making a statement at any formal event! Complete the look with rhinestone earrings and heels.
Fit & Features
- Smooth, stretchy knit fabric lined with knit
- Sleeveless cowl neckline
- Spaghetti straps
- Princess seams
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8309
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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Cyra Metallic Deep V High Slit Dress
Special Occasion
Slipping right into our lovely Cyra will make you a magnet for attention! Sleek and chic, her pretty sheen and fitted silhouette lovingly wrap around your curves. Do the most and pair her up with some rhinestone stilettos!
Fits & Features
- Adjustable Spaghetti Straps
- Plunging V Neckline With Wire Trim I Padded Bust I Scoop Back
- Back Zipper With Hook & Eye Closure
- Sweeping Floor-Length Hemline I Thigh-High Slit
- Metallic Knit Fabric I Fully Lined I Pretty Sheen Finish
- Form Hugging Fit I Moderate Stretch
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0869
Category Name: Long Wedding Guest Dresses
Price: $9.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Emery Formal Mermaid Dress
Special OccasionCreate a moment to look back on in our charming Emery dress! She features a mauve hue, a sleeveless bodice, a plunging wired V neckline, wide shoulder straps that lead to a cross back design. Her slim fit bodice leads to a sweeping floor length skirt with godet accents. Dress is composed of a curve hugging crepe fabric that offers a moderate stretch.
Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-6652
Category Name: Long Wedding Guest Dresses
Price: $29.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Eve Formal Velvet Scroll Mermaid Long Dress
Special Occasion
Your enchanted evening begins with the Eve formal long dress! She features a flattering square neckline, spaghetti straps, and a padded bust for support. Her front ruched seam and mermaid silhouette flaunt your figure while the high front slit allows for movement along the chic floor-length hem. The formal dress is designed with a flocked velvet scroll pattern on smooth knit fabric with minimal stretch. Complete the look with a sparkly clutch for a wedding or formal soiree!
Fit & Features
- Sleeveless square neckline, spaghetti straps
- Padded bust
- Mermaid silhouette
- Front ruched seam, high slit, floor-length hem
- Flocked velvet scroll pattern, smooth knit fabric
- Minimal stretch
- Runs true to size
Style Number/Barcode: 05002-7755
Category Name: Long Wedding Guest Dresses
Price: $24.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Lindsay Formal Crepe Halter Dress
Special Occasion
Effortlessly gorgeous and chic, the Lindsay formal dress surprises with sultry details and peeks of skin! She features a sleeveless halter neckline with button closures and a front slit keyhole, an open-back design and lower ruched seam, and a form-hugging mermaid silhouette with a high-cut slit along the floor-length hem. The formal dress is composed of a stretch crepe-lined fabric. Style with a beaded clutch to complete the look for a banquet dinner or gala!
Fit & Features
- Sleeveless halter neckline, button closures, front slit keyhole
- Open-back design, lower ruched seam
- Form-hugging, mermaid silhouette
- High-cut front slit, floor-length hem
- Lined crepe fabric, moderate stretch
- Sticky bra or pasties recommended
- Fits true to size
Style Number/Barcode: 05002-2840
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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India Satin Tie Neck Gown
Special OccasionRegal and radiant, our India gown is streamlined yet sophisticated. She features a high collar with a tie that knots at the nape of the neck, a halter-style bodice with princess seams, lightly padded cups, and a back zip, and a full A-line skirt with a slit and pockets at either hip. India is fully lined and made from a smooth woven material with a subtle sheen and a hint of stretch.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0061
Category Name: Long Wedding Guest Dresses
Price: $32.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free