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 Made for a Grand Entrance
Long Wedding Guest Dresses bring the drama for fall and winter weddings with sweeping lengths, elegant shapes, and luxe details made for celebrating. From flowing A-line dresses to sleek column and curve-defining designs, Windsor’s collection gives you plenty of ways to go long for formal receptions, holiday weddings, and every dressed-up RSVP this season.
Long Silhouettes from Flowing to Fitted
The best long dresses for wedding guest style balance the impact of the length with a silhouette that feels like you. A-line dresses create graceful movement, while fitted and column shapes offer a sleeker profile. Mermaid Wedding Guest Dresses contour through the bodice and hips before flaring toward the hem for a more dramatic finish.
Modern details give these silhouettes even more personality. Corset bodices and lace-up backs can add structure or adjustability, while ruching and ruffles bring texture and dimension. Cowl, halter, off-the-shoulder, square, V-neck, and sweetheart necklines give you different ways to frame your look.
Floor-Length Wedding Guest Dresses Made to Move
Floor-Length Wedding Guest Dresses may bring the drama, but they should still let you enjoy the celebration. Front, side, or back slits give a long skirt more freedom of movement while creating a stylish reveal of your heels. They can also make the silhouette come alive as you walk, dance, and capture those must-post photos from the celebration.
For a little less length, explore mid-length wedding guest dresses when you want an elevated look that puts more focus on your shoes.
Why Choose a Long Dress for a Fall or Winter Wedding?
Long silhouettes are a natural choice for cooler-season weddings when you want more coverage without giving up a dressed-up look. Satin and lace can transition beautifully through fall, while velvet brings richer texture as winter arrives. Glitter, sequins, rhinestones, and beaded details dial up the festive mood for holiday and New Year’s Eve weddings.
For colder celebrations where you want more arm coverage, long sleeve formal dresses offer another season-ready option. If the invitation calls for an especially elevated dress code, explore formal wedding guest dresses for styles suited to black-tie celebrations.
What Is the Best Long Dress for a Wedding Guest?
Start with the dress code, then consider the venue and overall vibe of the wedding. A flowing A-line dress can complement an outdoor or rustic setting, while a sleek column or mermaid silhouette can match the polished mood of an elegant indoor or city celebration. For formal weddings, look to floor-length styles in luxe fabrics or with refined embellishments to meet the dressier moment.
From softly flowing shapes to fitted statement styles, Windsor’s Long Wedding Guest Dresses give you elegant options for fall, winter, holiday, and New Year’s Eve celebrations.
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Holly Formal Sleeveless Open Back Dress
Special Occasion
You'll be a vision in the Holly formal dress at fancy dinners and celebrations! She features a sleeveless square neckline, adjustable spaghetti straps, a sultry open tie-back design, and flattering side and back ruched seams that accentuate your curves and a slim long silhouette with a high side slit to show some leg. The formal dress is composed of a smooth knit fabric with a stretchy lining. Complete the look with a glam hair accessory and clutch.
Fit & Features
- Sleeveless square neckline, adjustable spaghetti straps
- Open tie-back design
- Side and back ruched seams
- Slim silhouette, high side slit, long hem
- Smooth knit fabric, stretchy lining
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7623
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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Grace Sweetheart Rhinestone Mermaid Formal Dress
Special Occasion
Effortless with a touch of glam, the Grace formal dress makes a stunning statement! She features a strapless, tube sweetheart neck design with a no-slip grip and a fitted, empire waist with a rhinestone trim cutout. The dress is composed of a smooth-knit-lined fabric with a moderate stretch. Complete your elegant look in a sparkly tiara and heels.
Fit & Features
- Strapless, sweetheart neck, no-slip grip
- Empire waist, rhinestone trim cutout
- Mermaid silhouette
- Floor-length hem
- Smooth-knit lined fabric
- Moderate stretch
- Fits true to size
Style Number/Barcode: 05002-1905
Category Name: Long Wedding Guest Dresses
Price: $14.97 $72.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Lisa Glitter Lurex A-Line Dress
Special Occasion
Our lovely Lisa will bring the glitz and glam in an elegant way!
Fits & Features
- Adjustable Spaghetti Straps
- Sweetheart Neckline I Padded Bust I Princess Seams
- Zipper With Hook & Eye Closure At Back
- Flowy, A-Line Skirt With Pleated Detailing
- Glitter Lurex Fabric I Fully Lined
- Form-Hugging Fit I Moderate Stretch
Model is 5'9" with a 34" bust, 24" waist and 34.5" hips. She is wearing a size 3
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0416
Category Name: Long Wedding Guest Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Ashlee Lace Halter Mermaid Formal Dress
Special Occasion
The Ashlee mermaid gown drapes with a soft lace cowl halter neckline that feels equal parts romantic and refined. A pleated waist sculpts the silhouette before flowing into a floor-length finish, creating a look that’s impossible to forget.
Fit & Features
- Smooth knit-lined stretchy fabric
- Lace cowl halter neckline, tie straps
- Pleated waist
- Mermaid floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, rehearsal dinners, engagement parties, anniversaries, fancy brunches, afternoon tea, garden parties, graduations, formal milestone parties, birthdays
Style Number/Barcode: 05002-001752
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: YELLOW
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Garden Goddess Floral Lace-Up Maxi Dress
Serving major romance vibes—this maxi dress was made for twirling into the night. The floral print and lace-up back keep it equal parts sweet and sultry, perfect for weddings, dates, or any RSVP-worthy event.
Fit & Features
- Sheer mesh fabric with knit lining, high stretch
- Large floral print
- Sleeveless sweetheart neckline
- Spaghetti straps, open lace-up design
- Maxi-length hem
- Curve-hugging silhouette
- Runs true to size
Style Number/Barcode: 05101-000218
Category Name: Long Wedding Guest Dresses
Price: $9.97 $52.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Katie Open Back Mermaid Velvet Formal Dress
Special Occasion
Luxe is a lady in the Katie velvet formal dress designed to turn heads with an open back design and form-flattering mermaid silhouette that leads to the floor-length hem. Complete the look with earrings.
Fit & Features
- Velvet fabric, stretchy knit lining
- Adjustable spaghetti straps
- Sweetheart neckline, padded bra cups
- Open back design
- Mermaid silhouette
- Floor-length
- Runs true to size
Style Number/Barcode: 05002-9005
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: Out of Stock
Product Badge:- Ships Free
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Lana Formal High Slit Dress
Special Occasion
Bring the elegance in our captivating Lana high slit dress! Her sleeveless bodice is perfect to pair with a statement necklace while her high slit is all for showing off your glam heels!
Fit & Features
- Strapless Square Neckline
- Subtle Fold Over Accent
- A-Line Silhouette
- High Slit
- Crepe Fabric
- Form Hugging Fit
Model is 5'7" with a 34" bust, 24" waist and 34" hips. She is wearing a size small.
Style Number/Barcode: 05002-1034
Category Name: Long Wedding Guest Dresses
Price: $29.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Velvet Allure Floral Burnout Midi Dress
Low-key sultry, high-key unforgettable. This floral velvet burnout midi dress hugs in all the right places and is perfect for date nights, rooftop cocktails, or wherever you feel like being the vibe.
Fit & Features
- Sheer mesh fabric with knit lining
- Floral velvet burnout pattern
- Sleeveless plunge V-neckline, U-shaped metal accent, keyhole cutout
- Spaghetti straps, open back, cross-back strappy design
- Lower back zipper hook-eye closure
- Midi-length bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-000425
Category Name: Long Wedding Guest Dresses
Price: $7.97 $52.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Susie Formal Satin V-Neck Dress
Special Occasion
Make jaws drop in the Susie formal satin dress the moment you enter the party! She features a sultry, sleeveless, plunge v-neckline atop a fitted bodice with princess seam detail and a built-in padded bust. Bring the drama to your dressy look thanks to her side trumpet ruffle that leads to a side slit to showcase some leg on her floor-length hem. The formal dress is composed of a luxe satin fabric with lining and minimal stretch. Complete the look with a lariat necklace and clutch.
Fit & Features
- Sleeveless, plunge v-neckline, princess seam fitted bodice
- Built-in padded bust, no bra required
- Back zipper closure, trumpet ruffle, side slit
- Floor-length hem
- Luxe satin fabric, lining, minimal stretch
- Fits true to size
Style Number/Barcode: 05002-1960
Category Name: Long Wedding Guest Dresses
Price: $19.97 $189.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Londyn Formal Sleeveless Satin Dress
Special Occasion
Keep it stunning in sleek satin as you create a memorable impression in our Londyn dress!
Fit & Features
- Cowl Neck
- Spaghetti Straps
- Lined Satin
- Relaxed Slinky Fit
- Minimal Stretch
- No Zipper
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0466
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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Mabel Velvet Gown
Special Occasion
Introducing our stunning Mabel gown! She features a v neckline, spaghetti straps that are adjustable and lead to a low back as well as a zipper closure. Her bodice is fitted and features inset mesh details. Her hem is long and almost floor length and she is composed of a velvet like material that offers moderate stretch and a form fit.
Model is 5'9" with a 34" bust, 24" waist and 35.5" hips. She is wearing a size three.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0088
Category Name: Long Wedding Guest Dresses
Price: $25.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Grace Floral Open Back Mermaid Formal Dress
Special Occasion
Romantic by design, The Grace formal dress is made for the moments that linger. With a draped cowl sweetheart neckline and an open back that catches the light just right, this floral garden print gown flows into a mermaid silhouette that feels equal parts timeless and captivating.
Fit & Features
- Garden floral print, lined stretch knit fabric
- Cowl sweetheart neckline, padded bra cups
- Wide shoulder straps
- Open back with clasp closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie galas, formal celebrations, receptions, bridal events, destination soirees, anniversaries, dinner parties, dressed-up date nights
Style Number/Barcode: 05002-000463
Category Name: Long Wedding Guest Dresses
Price: $19.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Tania Floral Lace-Up Slit Formal Dress
Special Occasion
The Tania formal dress is gorgeously cut from a floral print mesh that flaunts your figure along the mermaid floor-length silhouette, made for dramatic entrances and exits thanks to the lace-up back!
Fit & Features
- Floral print, mesh-lined fabric, moderate stretch
- Cowl sweetheart neckline, padded bra cups
- Spaghetti straps
- Lace-up back detail
- High front slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, garden parties, black tie galas, dinner parties, date night, vacation, birthdays, formal milestone celebrations, engagement parties, rehearsal dinners
Style Number/Barcode: 05002-9545
Category Name: Long Wedding Guest Dresses
Price: $29.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Whimsical Blooms Sleeveless Floral Maxi Dress
The sleeveless maxi dress features a V-neckline, a floral lace detail on the bust, adjustable spaghetti straps that cross at the back, and a romantic floral pattern. Complete the look with strappy heels.
Fit & Features
- Stretchy mesh fabric
- Floral pattern
- Sleeveless V-neckline
- Floral lace detail on the bust
- Adjustable spaghetti straps that cross at the back
- Maxi-length hem
- Runs true to size
Style Number/Barcode: 05101-3766
Category Name: Long Wedding Guest Dresses
Price: $9.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Steffanie V-Neck Sequin Bead Mermaid Formal Dress
Special Occasion
Embellished with sequins and delicate beading, the Stefannie mermaid formal dress is a stunning standout at school dances, banquets, and red carpet events! Adorned with sparkling sequins and a beaded striped pattern, crafted from luxurious mesh fabric, this dress is perfect for any formal occasion. The V-neckline and adjustable spaghetti straps highlight your figure while the mermaid silhouette and floor-length hem exude sophistication. Complete the look with a clutch.
Fit & Features
- Sequin and beaded striped pattern
- Mesh fabric lined with stretchy knit
- Adjustable spaghetti straps
- Back zipper and hook-eye closure
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8424
Category Name: Long Wedding Guest Dresses
Price: $9.97 $139.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Betty Formal Floral A-Line Dress
Special Occasion
Adorn yourself with a charming formal floral dress that brings the romance to your special event. Betty features a gorgeous floral print, a sleeveless wrap v-neckline with padded cups, adjustable spaghetti straps, and a daring x-back design. Her slim fit bodice leads to a sweeping A-line silhouette accented with hidden pockets and a high side slit. Betty is composed of a lined luxe satin fabric that offers a form hugging fit with minimal stretch. Complete look with block heels and a satin clutch.
Fit & Features
- Sleeveless v-neckline, padded cups
- Adjustable spaghetti straps
- X-back design
- Floral print
- Hidden side pockets, high side slit
- A-line silhouette
- Satin-like fabric, form-hugging fit, minimal stretch
Style Number/Barcode: 05002-1219
Category Name: Long Wedding Guest Dresses
Price: $49.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Willow Satin One-Shoulder Formal Dress
Special Occasion
Sleek, sculpted, and made to turn heads—the Willow formal dress moves like liquid satin with its one-shoulder neckline, daring back cutout, and high front slit. The mermaid floor-length silhouette skims every curve, creating that effortlessly elegant entrance moment.
Fit & Features
- Stretch satin-lined fabric
- One-shoulder neckline
- Back cutout design, zipper and hook-eye closure
- High front slit
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Formal weddings, black-tie galas, engagement parties, rehearsal dinners, red carpet events, award night affairs, holiday soirees, cocktail receptions, luxe birthdays, opera, theatre nights
Style Number/Barcode: 05002-000588
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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Midnight In Bloom Floral Slit Maxi Dress
This strapless floral maxi dress blends delicate mesh with an elegant silhouette—perfect for candlelit weddings, garden parties, or moments made to be remembered.
Fit & Features
- Floral print, mesh fabric, stretchy knit lining
- Strapless neckline
- High side slit
- Form-hugging silhouette
- Maxi-length hem
- Runs true to size
- Please note the print may vary
Style Number/Barcode: 05101-000039
Category Name: Long Wedding Guest Dresses
Price: $9.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Arianne One-Shoulder Glitter Mermaid Dress
Special Occasion
The long glitter mermaid dress features a one-shoulder neckline, a fitted long sleeve, and a high-side slit. Complete formal outfit with sleek rhinestone clutch.
Fit & Features
- Lined glitter fabrication
- One-shoulder neckline
- Fitted long sleeve
- High side-slit
- Mermaid silhouette
- Long hem length
- Runs true to size
Style Number/Barcode: 05002-8847
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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Cassandra Floral Chiffon Gown
Special OccasionTake our breathe away in our beautiful mauve toned Cassandra Floral Gown! She features a cross over V neckline and ruffle spaghetti straps that are adjustable. The v style back line has matching material buttons and a hook closure. Long, floor-length skirt offers a flowy fit and includes a short skirt lining. Dress is composed of a semi-sheer floral chiffon fabric with no stretch.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-6741
Category Name: Long Wedding Guest Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Coletta Tie-Back Mermaid Formal Dress
Special Occasion
A sleek dress like this does most of the styling for you. The mermaid silhouette and boat neckline keep the look polished up front, while the open tie back adds a sultry little plot twist. Add barely-there heels and minimal jewelry, then let the shape handle the rest.
Fit & Features
- Smooth knit fabric with stretch
- Sleeveless boat neckline
- Fitted bodice
- Open back with tie detail
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie galas, rehearsal dinners, engagement parties, special date nights, red-carpet events, formal occasions
Style Number/Barcode: 05002-001645
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L, XL
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Ruffle Romance Lace-Trim Chiffon Maxi Dress
Pretty, layered, and a little dramatic. This lace-trim chiffon maxi dress flows with a tiered ruffle silhouette, adjustable spaghetti straps, and a tie-front V-neckline for an easy dressed-up feel.
Fit & Features
- Lined chiffon fabric, lace trim
- Sleeveless V-neckline, tie-front detail
- Adjustable spaghetti straps
- Back zipper closure
- Tiered ruffled silhouette
- Maxi-length A-line fit
- Runs true to size
Style Number/Barcode: 05101-001413
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: In Stock
Available Color: WINE
Available Size: XS, S, M, L
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Slip Into Something Floral Mesh Maxi Dress
The dress you “accidentally” wear to steal the spotlight. This floral mesh maxi drapes you in a soft cowl neckline with a low back and curve-hugging fit that’s ready for cocktails at sunset!
Fit & Features
- Floral print, mesh fabric, soft and stretchy knit lining
- Cowl halter neckline with tie straps
- Low cut back
- Curve-hugging silhouette
- Maxi-length hem
- Runs true to size
Style Number/Barcode: 05101-000341
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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Naya Lace-Up High Slit Sequin Column Dress
Special Occasion
You'll be the image of glamour in the Naya sequin formal dress at your next fancy affair! Designed with sheer mesh fabric lined with knit, it is crafted with all-over sequin embroidery to radiate glitzy shine. The sleeveless bodice is shaped with a square neckline with a built-in padded bust and spaghetti straps that lead to a bold open back with a lace-up strappy design for a customized fit. The high-cut side slit will showcase some leg on the floor-length fitted column silhouette.
Fit & Features
- Sheer mesh fabric lined with knit, moderate stretch
- Sequin embroidery
- Sleeveless square neckline, padded bust
- Spaghetti straps, open lace-up strappy back design
- Lower back zipper with hook and eye closure
- High side slit, fitted column silhouette
- Runs true to size
Where to Wear:
Galas, black-tie parties, birthday celebrations, and red-carpet events.
Style Number/Barcode: 05002-8400
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: Out of Stock
Product Badge:- Sale