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 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 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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Ashlynn Off-Shoulder Mermaid Formal Dress
Special Occasion
Stand out with confidence and grace in the Ashlynn mesh formal dress! Featuring a striking off-shoulder neckline and elegant side ruched seams, this floor-length gown sculpts your silhouette with a flattering mermaid fit.
Fit & Features
- Mesh fabric, stretchy knit lining
- Foldover off-shoulder neckline
- Short sleeves
- Side ruched seams
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, engagement parties, rehearsal dinners, cocktail soirees, black tie events or parties, big birthday events, dressy date nights
Style Number/Barcode: 05002-000064
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: BROWN, BURGUNDY
Available Size: XL, S, M, L
Product Badge:- Best Seller
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Bryn Chiffon A-Line Formal Dress
Special Occasion
Get a stunningly beautiful look in our chic Bryn chiffon formal dress. She features a wrap front V neck and back with a back button closure, long sheer blouson sleeves with button detailing, a high elastic banded waist with a tie detail, and a flowy, floor-length A-line silhouette. The dress is composed of a sheer chiffon fabric with no stretch and with a short knit lining. Complete your outfit with a sleek ring set and strappy heels.
Fit & Features
- Wrap front V neck and back
- Back button closure
- Long blouson sleeves with button detailing
- High rise waist with a tie detail
- Flowy A-line silhouette
- Sheer chiffon fabric with no stretch
- Short knit lining
Style Number/Barcode: 05002-0689
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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Carol Sleeveless Slit Mermaid Formal Dress
Special Occasion
Chic and sophisticated, the Carol mermaid formal dress brings the class to banquets and black-tie parties. The classic crepe fabric includes a full-length knit lining and offers moderate stretch. Adorned with a pleated square neckline that accentuates your curves, delicate spaghetti straps, and a sultry high front slit, this floor-length dress boasts a mermaid silhouette that will turn heads. Complete the look in sleek stiletto heels.
Fit & Features
- Crepe fabric with knit lining, moderate stretch
- Spaghetti straps
- Pleated square neckline
- Mermaid silhouette
- High front slit
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8502
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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Marabella Mesh Corset Mermaid Formal Dress
Special Occasion
Effortlessly alluring, the Marabelle mesh gown captivates with a corset-style bodice, daring thigh-high slit, and lace-up back detail. The sleek mermaid silhouette was made for entrances that linger long after you’ve arrived.
Fit & Features
- Mesh-lined fabric with stretch
- Cowl pleated neckline
- Adjustable spaghetti straps
- Corset-style bodice with flexible boning
- High front slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Black tie weddings, galas, charity and military balls, red-carpet events, rehearsal dinners, engagement parties, upscale birthdays, formal milestone celebrations
Style Number/Barcode: 05002-000210
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: In Stock
Available Color: PURPLE
Available Size: M, L, XL
Product Badge:- Best Seller
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Jill Formal Mesh Bustier Slim Long Dress
Special Occasion
A sheer bustier-style bodice on the Jill formal dress snatches your figure to create a sexy look! She features a sweetheart neckline, adjustable spaghetti straps, a pleated built-in padded bust with underwire support, a sheer bodice with flexible boning inserts, and a flattering slim silhouette and high front slit along her floor-length hem. The formal dress is crafted from a mesh fabric for a refreshed dressy style and has a stretchy knit lining. Complete your look for black tie galas or celebrations with a stunning hair accessory.
Fit & Features
- Sleeveless sweetheart neckline
- Adjustable spaghetti straps
- Pleated built-in padded and underwire bust
- Sheer bodice, flexible boning, back zipper and hook-eye closure
- Slim silhouette, high front slit, floor-length hem
- Mesh fabric, stretchy knit lining
- Runs true to size
Style Number/Barcode: 05002-7662
Category Name: Long Wedding Guest Dresses
Price: $29.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Amelia Formal High Slit Satin Dress
Special Occasion
Elevate your evening look with our captivating Amelia dress! She features a sleeveless bodice, a plunging wrap V neckline with pleated overlay accent and spaghetti straps that lead to a square back. Her slim fit bodice leads to a floor length slim fit silhouette with a high side slit. Dress is composed of a lined stretchy satin fabric that offers a form hugging fit with a moderate stretch. Includes a back zipper closure with hook and eye fasten.
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: 05002-0434
Category Name: Long Wedding Guest Dresses
Price: $27.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Denise Formal Plunging Ruched Dress
Special OccasionTake the plunge as you make a stunning statement in the captivating Denise dress! She features a chic black color, a plunging V neckline and fitted long sleeves. Her lined bodice features ruching detailing that runs along the center and leads to a curve hugging floor length silhouette that is accented with a high center slit. Dress is composed of a smooth knit fabric that offers a moderate stretch. includes mini skirt length knit lining.
Model is 5'8" with a 32" bust, 24.5" waist and 36" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-6721
Category Name: Long Wedding Guest Dresses
Price: $19.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Isabella One-Shoulder Ruffle Slit Formal Dress
Special Occasion
Capture all the attention in the Isabella long formal dress showcasing a ruffled high side slit for effortless movement and a bodycon silhouette that flaunts your curves!
This dress is all about movement and flair. Want more standout designs? Discover our eye-catching ruffle prom dresses or embrace an elevated style with our guest dresses.
Fit & Features
- Smooth knit fabric, moderate stretch
- One-shoulder neckline
- Partial open back
- Ruffled high-side slit
- Bodycon silhouette
- Long-length hem
- Runs true to size
Where to Wear:
Prom, formal parties and events
Style Number/Barcode: 05002-9646
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: RED
Available Size: XS, S
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Tori Cowl Neck Mermaid Sequin Mesh Formal Dress
Special Occasion
Beautifully embellished with sequins in scroll patterns, the Tori formal dress captivates everyone at prom or banquets! She's designed with an elegant cowl neckline and adjustable spaghetti straps so you customize the fit, while the mermaid silhouette flaunts your hourglass, and high front slit adds a touch of allure perfect for any formal occasion. Style the gown with earrings, a clutch, and heels for an unforgettable evening look!
Fit & Features
- Sequin scroll pattern, mesh fabric lined with knit
- Adjustable spaghetti straps
- Back zipper and hook-eye closure
- High front slit
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8118
Category Name: Long Wedding Guest Dresses
Price: $19.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Mandy Lace-Up Slit Mermaid Sequin Formal Dress
Special Occasion
Glitter with glamour in the Mandy sequin formal dress designed with a lace-up back that captures attention and a stunning mermaid silhouette that flaunts your figure.
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
- Sheer mesh fabric with full-length knit lining, moderate stretch
- Sequin embroidered floral pattern
- Sleeveless square neckline, pleated cowl draped overlay
- Spaghetti straps, open lace-up strappy back design
- Flexible boning, high waist seam, lower back zipper with hook-eye closure
- High front slit, floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Prom, weddings, and formal parties.
Style Number/Barcode: 05002-9395
Category Name: Long Wedding Guest Dresses
Price: $119.90
Availability: Out of Stock
Product Badge:- Ships Free
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Caterina Formal Strapless Faux Pearl Long Dress
Special Occasion
Step out in elevated luxury with the Caterina formal long dress adorning colored faux pearl embellishments for an opulent look! She features a strapless neckline with non-slip grip lining, a padded bust for support, and side ruched seams that accentuate your curves along the bodycon silhouette. The formal dress is finished with a center back slit for movement and a long-length hem on mesh fabric with a sewn-in knit lining. Complete the look with earrings for a wedding or school dance!
Unapologetically bold, this dress is all about confidence. Keep the luxe look going with our stunning strapless prom dresses or discover the perfect fit among our stylish wedding guest dresses.
Fit & Features
- Strapless neckline, non-slip grip lining
- Back zipper and hook-eye closure
- Side ruched seams, bodycon silhouette
- Center back slit, long-length hem
- Colored faux pearl embellishments
- Mesh fabric, sewn-in knit lining, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-8448
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: Out of Stock
Product Badge:- Ships Free
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Daria Formal High Slit Satin Dress
Special Occasion
Bring the luxe in our captivating Daria dress! She features a sleeveless bodice, a V neckline, adjustable spaghetti straps and vertical princess seams to accent the bust. Her slim fit bodice leads to a sweeping floor length silhouette accented with a high side slit. Dress is composed of a lined satin fabric that offers a relaxed fit with slight stretch. Includes a back zipper closure with hook and eye fasten closure.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 15002-0150
Category Name: Long Wedding Guest Dresses
Price: $36.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- 50% Off
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Kesha Formal Glitter Cowl Neck Dress
Special Occasion
The Kesha formal dress is all about bringing glitz and glamour in her radiate glittery silhouette! She features an eye-catching, sleeveless, halter cowl neckline and a partial open-back design. Flaunt your figure in her form-fitting silhouette with side ruched seams along the floor-length hem. She's composed of a glitter stretch-knit fabric. Complete the look in large hoop earrings and a clutch.
Fit & Features
- Sleeveless, halter cowl neckline, partial open-back
- Strapless or adhesive bra recommended
- Form-fitting silhouette
- Side ruched seams, floor-length hem
- Glitter knit fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-2106
Category Name: Long Wedding Guest Dresses
Price: $29.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Tabitha Satin A-Line Dress
Special Occasion
Wrap yourself up in our luxe Tabitha! Her a-line silhouette will allow you to glide effortlessly along the dance floor.
Fits & Features
- Adjustable Spaghetti Straps
- Surplice V Neckline I Square Back
- Back Zip With Hook & Eye Closure
- Slant Hand Pockets
- Floor Length, Full Wrap Skirt I A-Line Silhouette
- Lined Satin-Like Fabric I Pleating Details
- Moderate Stretch
Model is 5'9" with a 34" bust, 24" waist and 35.5" hips. She is wearing a size small.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0392
Category Name: Long Wedding Guest Dresses
Price: $14.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Halle Formal Velvet Wrap Dress
Special Occasion
Wrap yourself in luxe velvet and have a moment as you make an entrance in our Halle velvet dress!
Fit & Features
- V-Neckline
- Adjustable Spaghetti Straps
- Ruched Left Side Seam
- Wrap Silhouette | High Side Slit
- Lined Velvet Fabric
- Form Hugging Fit
- Moderate Stretch
Light Blue: Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.
Mauve: 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: 05002-0617
Category Name: Long Wedding Guest Dresses
Price: $19.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Sandy Off-The-Shoulder Mesh Formal Dress
Special Occasion
Effortless elegance meets modern allure. The Sandy formal dress is crafted from soft mesh that sculpts and flatters with every curve, featuring an off-the-shoulder neckline, sheer fitted sleeves, and artful ruching through the bodice. The front slit adds that just-right dose of drama—made for nights that deserve a little extra spotlight.
Fit & Features
- Mesh knit-lined stretch fabric
- Foldover off-the-shoulder neckline
- Fitted long sleeves
- High front slit
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, cocktail receptions, formal dinners, holiday soirees, black-tie galas, big birthday events, glamorous industry parties, red-carpet occasions
Style Number/Barcode: 05002-000532
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: Out of Stock
Product Badge:- Ships Free
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Candence Corset Mermaid Lace Formal Dress
Special Occasion
Dainty lace and delicate details create the Candence lace formal dress that will leave everyone breathless! Designed with a chic corset bodice that flatters your figure, along with the mermaid silhouette with a high front slit for effortless movement.
Fit & Features
- Lace fabric lined with stretchy knit
- Off-the-shoulder neckline, padded bra cups
- Corset bodice, flexible boning inserts, back zipper and hook-eye closure
- High front slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, garden parties, elegant soirees, formal celebrations
Style Number/Barcode: 05002-9716
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: Out of Stock
Product Badge:- Sale
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Pam Formal Velvet Long Sleeve Mermaid Dress
Special Occasion
Luxurious velvet creates the chic-sophisticated Pam formal dress! Her timeless silhouette features a sweetheart neckline with cowl pleating, fitted long sleeves, a corset bodice with flexible boning to give you a snatched appearance, a head-turning strappy lace-up back, and a high front slit, all crafted from beautiful velvet fabric. The floor-length hem gives this dress effortless sophistication for a glamorous evening look. Complete the look for a formal party, wedding, or banquet with a statement ring set and a clutch.
Fit & Features
- Fitted long sleeves
- Sweetheart neckline, cowl pleating
- Corset bodice, flexible boning
- Strappy lace-up back
- Mermaid silhouette, high front slit, floor-length hem
- Soft velvet fabric, moderate stretch
- Any bra or lingerie accessory recommended
- Runs true to size
Style Number/Barcode: 05002-7610
Category Name: Long Wedding Guest Dresses
Price: $14.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Esmerelda Formal Crepe Strappy Mermaid Dress
Special Occasion
You'll be the talk of the night wearing the Esmerelda formal dress at school dances, black tie events, or banquets! She features a striking and sleeveless V-neckline, sleek bungee spaghetti straps that create the open strappy back design, and a flattering mermaid silhouette, high side slit, and floor-length hem. The formal dress is composed of a crepe fabrication with a stretchy knit lining. Complete the look in rhinestone heels and earrings for some glam!
Fit & Features
- Sleeveless V-neckline
- Bungee spaghetti straps, open strappy back design
- Back zipper and hook-eye closure
- Mermaid silhouette
- High side slit
- Floor-length hem
- Crepe fabrication, stretchy knit lining
- Runs true to size
Style Number/Barcode: 05002-6938
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: Out of Stock
Product Badge:- Sale
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Reagan Formal Satin Low Back Mermaid Dress
Special Occasion
Your curves deserve a moment in the Reagan satin formal dress perfect for making a sultry entrance at award banquets and red carpet events! She features a sleeveless cowl neckline with a padded bust, adjustable spaghetti straps, a head-turning low back with a knot design, side ruched seams, and a figure-flattering mermaid silhouette that leads to the floor-length hem. The formal dress is composed of lined stretchy satin fabric with a luxe feel. Complete the look with a dainty lariat necklace and a clutch!
Fit & Features
- Sleeveless cowl neckline, padded bust
- Adjustable spaghetti straps
- Low back, knot design, side ruched seams
- Mermaid silhouette, floor-length hem
- Lined satin fabric, moderate stretch
- No bra required
- Runs true to size
Style Number/Barcode: 05002-7877
Category Name: Long Wedding Guest Dresses
Price: $14.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Alice Formal Glitter Off The Shoulder Dress
Special Occasion
It's not a party til you arrive in the sparkly Alice formal dress showcasing all-over glitter! Shine and shimmer at school dances, red-carpet events, and galas. She features a sultry fold-over off-the-shoulder neckline, a corset-style bodice, and a form-hugging mermaid silhouette with a floor-length hem. The formal dress is composed of a glitter mesh fabric with a stretchy knit lining. Complete the look with statement hoop earrings for a dramatic flair!
Fit & Features
- Off-the-shoulder, fold-over neckline
- Back zipper closure, corset-style bodice
- Form-hugging, mermaid silhouette
- Floor-length hem
- Glitter mesh fabric, stretchy knit lining
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7103
Category Name: Long Wedding Guest Dresses
Price: $9.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Adriane Beaded Floral Lace-Up Formal Dress
Special Occasion
A gown made to captivate, the Adriane floor-length dress boasts delicate straps, a plunging neckline, and sculpted beaded floral embroidery that draws the eye. Finished with a lace-up open back, it’s the perfect balance of allure and elegance.
Fit & Features
- Mesh-lined fabric, moderate stretch
- Plunge V-neckline, spaghetti straps, padded bra cups
- Beaded floral embroidery
- Lace-up open back detail
- Curve-hugging silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black-tie galas, formal celebrations, red-carpet events, fancy cocktail parties, dressed-up anniversaries, nights at the theatre, birthday events
Style Number/Barcode: 05002-000437
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: In Stock
Available Color: BLACK, WINE
Available Size: M, XS, S, L, XL
Product Badge:- Best Seller
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Wylla Formal Sequin Mermaid Dress
Special Occasion
Grace the room with a sequin dress that makes an A-list-worthy entrance! Wylla features a sleeveless V-neckline with a built-in padded bust, tank-like shoulder straps, and an empire waist that leads to a flattering mermaid silhouette. Wylla features a gorgeous sequin pattern throughout that shines from all your best angles. The dress is composed of a lined mesh fabric that offers a form-hugging fit with minimal stretch. Complete look with rhinestone heels and a clutch.
Fit & Features
- Sleeveless V-neckline, tank shoulder straps
- Built-in padded bust
- Empire waist, back zipper closure
- Mermaid silhouette
- Floor-length hem
- Sequin mesh-lined fabric, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-2360
Category Name: Long Wedding Guest Dresses
Price: $24.97 $134.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Arial Open Back Mermaid Formal Dress
Special Occasion
Made for jaw-dropping arrivals, the Arial formal dress sculpts and stuns in smooth knit with a one-shoulder neckline, ruched detailing, and a striking open back twist. Its mermaid silhouette and floor-length hem bring full-glam drama—no effort required.
Fit & Features
- Smooth knit fabric with lining, moderate stretch
- One-shoulder neckline
- Side ruched seams
- Open back with twist detail
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, black tie galas, rehearsal dinners, engagement parties, anniversaries, formal soirees, nights at the opera or theatre, red carpet occasions
Style Number/Barcode: 05002-000372
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: HUNTER
Available Size: XS