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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Lottie Formal Cross Back Slim Long Dress
Special Occasion
Attention, the fabulous Lottie formal dress is about the enter the room with you looking stunning in her! She features a sleeveless square neckline, spaghetti straps, a revealing open back with cross straps, a form-hugging slim silhouette, and side ruched seams leading to the floor-length hem with a high side slit. The formal dress is composed of a slinky knit fabric that offers plenty of stretch. Complete the look with a statement bracelet and heels.
Fit & Features
- Sleeveless square neckline, spaghetti straps
- Open back, cross straps
- Form-hugging, slim silhouette
- Side ruched seams, high side slit, floor-length hem
- Slinky knit fabric, moderate stretch
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7324
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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Vienna Long Sleeve Open Back Bodycon Formal Dress
Special Occasion
Make a jaw-dropping impression in the Vienna floor-length formal dress at black tie events and galas. The formal gown is designed with a head-turning open back, a bodycon silhouette, and a high front slit that flaunts your figure. Pair with heels.
Fit & Features
- Smooth knit fabric lined with stretchy knit
- Fitted long sleeves
- Mock neck with button closures
- Open back
- High front slit
- Bodycon silhouette, floor-length hem
- Runs true to size
Style Number/Barcode: 05002-9361
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BLACK
Available Size: XS
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Lilianne One-Shoulder Strappy Back Slit Formal Dress
Special Occasion
Sexy and sophisticated, the Lilianne one shoulder formal dress has everything you need for a night of romance! Crafted from a smooth knit fabric that fits like a glove, you'll adore this dress for formal events and celebrations. She features a one shoulder neckline that leads to the asymmetrical strappy back with a chic draping, a form-hugging slim silhouette, and a high side slit to show some leg along the floor-length hem. Complete the look with earrings and a stunning hair accessory for a glamorous style!
Fit & Features
- Smooth knit fabric, double-lined, moderate stretch
- One shoulder neckline
- Asymmetrical strappy back with draping
- High side slit
- Slim silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8597
Category Name: Long Wedding Guest Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Callie Off-The-Shoulder Mermaid Glitter Satin Formal Dress
Special Occasion
Create effortlessly beautiful moments in the Callie glitter satin formal dress to make an entrance into black-tie galas, weddings, or events! Crafted from a luxurious satin fabric covered with glistening glitter for the ultimate sparkle under the lights. She boasts a sexy plunging neckline, chic short-sleeve cuffs, and padded bra cups for support. The mermaid silhouette and high front slit along the floor-length hem add a touch of elegance while accentuating your natural curves, making it perfect for any formal event! Complete the look in rhinestone strap heels and dainty earrings.
Fit & Features
- Glitter satin fabric lined with stretchy knit
- Plunging wired neckline
- Back zipper and hook-eye closure
- Padded bra cups
- High front slit
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8491
Category Name: Long Wedding Guest Dresses
Price: $19.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Hadlee Formal Satin Strapless Mermaid Dress
Special Occasion
You'll be a showstopper in the Hadlee formal satin dress with a figure-flattering silhouette and luxe sheen, she'll be the talk of the school dance or black tie gala! Featuring a strapless neckline, flexible boning inserts across her bodice, and a mermaid silhouette, wrap-style front slit, and floor-length hem. The formal dress is composed of silky satin fabric with a sheen effect and has moderate stretch. Complete the look with glam earrings and strappy heels.
Fit & Features
- Strapless neckline
- Flexible boning inserts across bodice
- Mermaid silhouette
- Wrap-style front slit, floor-length hem
- Silky satin fabric, sheen effect, moderate stretch
- Strapless bra or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7723
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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Gigi Formal Crepe Lace Long Sleeve Mermaid Dress
Special Occasion
Cue the drama in the Gigi formal crepe dress destined to create a breathless entrance at galas or black tie parties! She features sheer lace fitted long sleeves, a square neckline, sheer lace waist inserts, and a flattering mermaid silhouette that hugs your gorgeous curves down to her floor-length hem with a sheer lace train. The formal maxi dress is crafted from a crepe knit fabric that offers a sophisticated allure to your evening out. Complete the look with statement earrings.
Fit & Features
- Sheer fitted lace long sleeves, square neckline
- Back zipper and hook-eye closure
- Sheer lace waist inserts
- Mermaid silhouette, floor-length hem, sheer lace train
- Crepe knit fabric, knit lining at bust, moderate stretch
- Bra friendly design
- Runs true to size
Style Number/Barcode: 05002-7620
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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Zinnia Iridescent Sequin Deep V Dress
Special Occasion
Sparkling iridescent sequins and a figure-hugging fit make our Zinnia a glamorous choice for your special soiree! The plunging V neckline and U scoop back add an elongated touch to the whole look. Emphasize all that shine with some gorge duster earrings!
Fits & Features
- Wide Shoulder Straps
- Plunging Deep V I U-Back
- Back Zipper With Hook & Eye Closure
- Floor Length Hemline
- Mesh Lined Fabric With Scroll Pattern Iridescent Sequins
- Curve Hugging Fit I Moderate Stretch
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0854
Category Name: Long Wedding Guest Dresses
Price: $14.97 $134.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Gisele Formal Rhinestone Strappy Mermaid Dress
Special Occasion
Make an unforgettable entrance in the Gisele formal long dress! She features a daring plunge V-neckline, a padded bust, spaghetti straps, a stunning open strappy back with tie closure, and flexible boning inserts along the bodice for the perfect fit. The form-hugging mermaid silhouette is crafted from a sinuous slinky knit fabric and adorned with colored rhinestones for an opulent look down to the floor-length hem. Complete the look with earrings for a black tie party!
Fit & Features
- Sleeveless plunge V-neckline
- Spaghetti straps, open strappy back with tie closure
- Flexible boning inserts, padded bust
- Mermaid silhouette, floor-length hem
- Colored rhinestones, slinky knit fabric, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-7811
Category Name: Long Wedding Guest Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Belinda Formal Glitter Halter Strappy Back Dress
Special Occasion
It's not a party til you arrive in the sparkly Belinda formal glitter long dress! She features a classy halter neckline with button closure, a stunning open strappy back design, side and back ruched seams to accentuate your curves along her slim silhouette, and a long hem with a sexy side slit. The formal maxi dress is crafted from a glitter knit fabric that leaves every room shimmering! Complete the look with a clutch and earrings for a red carpet event or gala!
Fit & Features
- Sleeveless halter neckline, button closure
- Open strappy back design
- Side and back ruched seams
- Slim silhouette, high side slit, long hem
- Glitter knit fabric, moderate stretch
- Pasties or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7632
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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Viviana Formal Sequin Mermaid Dress
Special Occasion
Elegant and chic with a hint of sultriness, the Viviana formal sequin mermaid dress will elevate your look for a black-tie affair. She features a sleeveless plunging V-neckline, a wire insert for structure and a padded bust, adjustable spaghetti straps for a customized fit, a form-hugging fit at the waist to accentuate your curves, and a floor-length mermaid silhouette. The lined mesh fabric features sequin embroidery in a stunning scroll pattern. Style with rhinestone statement earrings.
Fit & Features
- Sleeveless plunge V-neckline, wire insert, padded bust
- Adjustable spaghetti straps, back zipper closure
- Form-hugging fit at the waist
- Floor-length hem, mermaid silhouette
- Sequin-scroll embroidery, mesh fabric, stretch knit lining
- Sticky bra or pasties optional
- Runs true to size
Style Number/Barcode: 05002-3484
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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Effie Formal Sequin Cutout Mermaid Dress
Special Occasion
Bring the beauty of sparkle in the Effie formal sequin dress to stun at weddings or school dances! She shines in a sleeveless one-shoulder neckline with a built-in padded bust, a tank-style strap, an eye-catching side lattice cutout, a mermaid silhouette, and a sexy high front slit along the floor-length hem. The formal dress is composed of a lined mesh fabric with shimmering sequin embroidery with a stunning iridescent hue. Complete the look in stiletto heels and earrings.
Fit & Features
- Sleeveless one-shoulder neckline, padded bust, tank-style strap
- Side lattice cutout, back zipper closure
- Mermaid silhouette, high front slit, floor-length hem
- Shimmery sequin embroidery, iridescent hue
- Mesh fabric, full knit lining, minimal stretch
- Bra optional
- Runs true to size
Style Number/Barcode: 05002-3049
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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Bretly Formal Floral Chiffon Dress
Special Occasion
Fresh from the garden, enchant in the Bretly floral dress perfect for bridesmaids, formals, and beyond! She features a classic, sleeveless, square neck with adjustable spaghetti straps, a fitted bodice, and a high waist seam that effortlessly flows into her floor-length hem with a sultry front high-cut slit. Sashay from room to room in her airy chiffon-lined fabric with an eye-catching floral print. Complete the look with an elegant hair clip to tame your tresses.
Fit & Features
- Square neck, adjustable spaghetti straps, non-slip gel grip
- Strapless bra recommended
- Fitted bodice, smocked back, high waist seam
- Back zipper closure
- Front high slit, floor-length hem
- Airy floral chiffon-lined fabric, no stretch
- Fits true to size
Style Number/Barcode: 05002-2080
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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Ava Formal Floral Pleated Dress
Special Occasion
Bloom into the season in charming florals as you make a dreamy impression in our Ava formal floral dress! Her florals and pleats are bring a sweet attention to detail that we love for a bridal shower or spring wedding. Complete Ava with a pair of clear heels to let the print really standout!
Fit & Features
- V-Neckline
- Ruffled Should Straps
- Open Back
- Floral Print
- Pleated A-Line Silhouette
- Lined Chiffon Fabric
- Relaxed Fit
Model is 5'7" with a 32" bust, 23" waist and 34.5" hips. She is wearing a size small.
Style Number/Barcode: 05002-1033
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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Arianna Sleeveless Cutout Long Slim Formal Dress
Special Occasion
Achieve endless elegance in the gorgeous Arianna sleeveless long formal dress as a bridesmaid, wedding guest, or attending a banquet! Featuring a square neckline and adjustable spaghetti straps for a customizable fit. The cutout front and back design with an elasticized back strap with hook closure provides a perfect fit, while the high side slit and slim silhouette flatter your figure. Complete the look with earrings, a clutch, and heels!
Fit & Features
- Smooth knit fabric, stretchy knit lining
- Square neckline, adjustable spaghetti straps
- Cutout front and back
- Elasticized back strap with hook closure, zipper and hook-eye closure
- High side slit
- Slim silhouette
- Runs true to size
Style Number/Barcode: 05002-8535
Category Name: Long Wedding Guest Dresses
Price: $9.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Cassandra Lace Up A-Line Satin Formal Dress
Special Occasion
You'll be the definition of luxurious flair in the Cassandra satin formal dress perfect for bridesmaids, black tie weddings, and galas! This floor-length dress is made with silky smooth satin fabric and is perfect for any formal occasion. With a scoop neckline and adjustable spaghetti straps, it flatters the figure in an A-line silhouette. The lace-up back adds a touch of romance, while hidden side pockets and a front slit combine style and functionality. Complete the look with statement earrings.
Fit & Features
- Silky satin fabric with woven lining, no stretch
- Scoop neckline, adjustable spaghetti straps
- Lace-up, back zipper and hook-eye closure
- Hidden side pockets
- A-line silhouette
- Front slit
- Runs true to size
Style Number/Barcode: 05002-8006
Category Name: Long Wedding Guest Dresses
Price: $9.97 $119.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Dream Of Me Long Sleeve Cutout Maxi Dress
They'll be dreaming of you tonight in this sassy maxi dress! Made to be seen, the long dress features a one-shoulder neckline, fitted long sleeve, a cutout bodice, bodycon silhouette, and a flirty hem side slit. The dress is composed of a stretchy double-lined slinky knit fabric. Complete the look in rhinestone earrings for a cocktail party!
Fit & Features
- One-shoulder neckline, fitted long sleeve
- Cutout bodice
- Bodycon silhouette
- Maxi-length, side slit hem
- Double-lined slinky knit fabric
- Moderate stretch
- Runs true to size
Style Number/Barcode: 05101-2425
Category Name: Long Wedding Guest Dresses
Price: $5.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Dorothy Formal Velvet Mermaid Long Dress
Special Occasion
Own every moment with charming grace in the Dorothy formal velvet long dress entering every black-tie gala or holiday soiree! She features a cowl neckline with adjustable spaghetti straps, flexible boning in the bodice for structure, a mermaid silhouette that hugs your gorgeous curves, and a sultry high front slit along her floor-length hem. The formal dress is crafted from luxe soft velvet fabric that exudes elegance and has moderate stretch. Complete the look with a glamorous necklace.
Fit & Features
- Sleeveless cowl neckline, adjustable spaghetti straps
- Flexible boning in the bodice
- Back zipper and hook-eye closure
- Mermaid silhouette, high front slit, floor-length hem
- Soft velvet fabric, bust knit lining, moderate stretch
- Strapless bra recommended
- Runs true to size
Style Number/Barcode: 05002-7592
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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Danika Formal Chiffon Floral A-Line Dress
Special Occasion
A gorgeous garden floral print on flowy chiffon leans into effortless elegance on the Danika formal dress - a must-have for outdoor weddings, graduation parties, and dressy baby showers! She features a sleeveless square neckline with a flirty bust tie, adjustable spaghetti straps, and a high-waist seam leading to her flattering A-line silhouette and floor-sweeping hem. The formal dress is composed of an airy sheer chiffon fabric with a lovely garden floral print and includes a full-length lining. Complete the look with this long dress with dainty butterfly earrings.
Fit & Features
- Sleeveless square neckline, adjustable spaghetti straps
- Bust tie accent
- Elasticized high waist seam
- A-line silhouette, floor-length hem
- Garden floral print
- Airy sheer chiffon fabric, full-length knit lining, minimal stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-6808
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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Katharina Formal High Slit Sequin Dress
Special Occasion
Illuminate the night with a sparkling sequin dress that puts you under the spotlight! Katharina features sparkling sequins throughout, a plunging sleeveless V-neckline, adjustable spaghetti straps, a plunging scoop back, and a sexy high side slit. The dress includes a mini skirt-length knit lining. Complete look with rhinestone heels and a rhinestone bracelet.
Fit & Features
- Sleeveless V-neckline
- Adjustable spaghetti straps
- Low scoop back, zipper, hook and eye closure
- High side slit
- Sequin embroidery
- Sheer knit fabric, mini skirt-length lining
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-1661
Category Name: Long Wedding Guest Dresses
Price: $19.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Off Shoulder Ruched Midi Dress
Serve some serious sizzle in this body-flaunting midi dress!
Fits & Features
- Off Shoulder, Fold-Over Straight Neckline
- Ruching Throughout
- Midi Length Silhouette
- Smooth Jersey Knit Fabric | Fully Lined
- Curve Hugging Fit
- Ample Stretch
Style Number/Barcode: 05101-0604
Category Name: Long Wedding Guest Dresses
Price: $9.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Amina Lace Up Back Mermaid Dress
Special Occasion
Accented by stunning floral lace and rhinestone embellishments, our Amina is a showstopper. Her fitted bodice features a plunging V neckline with mesh panel for subtle coverage. Finishing up the look is her elongated hem that flares out, enhancing a figure-hugging mermaid silhouette.
Fits & Features
- Dual Spaghetti Straps
- Lace-Up Back I Keyhole Opening I Back Zipper
- Plunging V Neckline I Mesh Inset I Padded Bust
- Floor Length Hemline I Mermaid Silhouette
- Cotton Lace Fabric Overlay I Full Mesh & Knit Lining I Rhinestone Embellishments
- Form Hugging Fit I Moderate Stretch
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0808
Category Name: Long Wedding Guest Dresses
Price: $19.97 $139.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Korey Lace-Up Mermaid Abstract Formal Dress
Special Occasion
Bold, daring, and ultra flattering. The Korey formal dress makes a statement with a sultry lace-up back, a mermaid silhouette that hugs your curves, and a floor-length hem for a bit of drama!
Fit & Features
- Abstract print, mesh fabric, stretchy knit lining
- Cowl neckline, spaghetti straps
- Lace-up back
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, big milestone parties, sunset dinner dates, birthdays, cocktail soirees
Style Number/Barcode: 05002-9449
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: RUST
Available Size: XS
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Alluring Vibe Floral Mesh Bodycon Maxi Dress
Arrive at sunset happy hour in this bold floral mesh maxi dress, an alluring vibe for your next vacay. Turn heads with the halter cowl neckline, backless design, and curve-hugging silhouette.
Fit & Features
- Sheer mesh fabric with full-length knit lining, high stretch
- Large floral print
- Sleeveless cowl neckline, tie-back halter straps
- Open back
- Ruching
- Maxi-length bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-000002
Category Name: Long Wedding Guest Dresses
Price: $9.97 $42.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Marlena Formal Lace-Up Mermaid Long Dress
Special Occasion
Arrive on the scene knowing you're the classiest babe in the Marlena formal long dress for the perfect evening! She features a plunge V-neckline, a padded bust, and spaghetti straps that create the lace-up back for a head-turning look. Her mermaid silhouette and front ruched seam accentuate your curves while the high front slit offers a show of leg along the floor-length hem. The formal maxi dress is composed of a smooth knit fabric with a sewn-in lining. Complete the look in rhinestone heels.
Fit & Features
- Sleeveless plunge V-neckline, padded bust
- Spaghetti straps, lace-up back
- Back zipper and hook-eye closure
- Front ruched seam, high slit
- Mermaid silhouette, floor-length hem
- Smooth knit fabric, sewn-in lining, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-7892
Category Name: Long Wedding Guest Dresses
Price: $24.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free