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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Gina Satin Corset Mermaid Formal Dress
Special Occasion
Designed to command attention, the Gina formal gown blends sleek satin with sculpted detailing for a look that defines modern allure. The strapless scoop neckline and corset bodice accentuate every curve, while ruched cutouts and a floor-length mermaid silhouette bring pure red-carpet energy to any event.
Fit & Features
- Premium satin fabric
- Strapless scoop neckline
- Corset-structured bodice, flexible boning
- Side cutouts and ruched waist detailing
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Black-tie weddings, galas, evening receptions, formal celebrations, holiday parties, anniversaries, fancy date nights, cocktail soirees, red-carpet occasions
Style Number/Barcode: 05002-001410
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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Iris Strappy Back Mermaid Glitter Mesh Formal Dress
Special Occasion
Glide beautifully in the Iris glitter mesh formal dress into weddings, banquets, or galas! Made from an airy mesh fabric with countless glitters, this formal dress shines through the night. She features a sleeveless halter cowl neckline, adjustable spaghetti straps, and a stunning strappy low-back design for an elegant and exclusive feel. The mermaid silhouette and sheer floor-length hem with a high front slit add a touch of glamour to your look. Complete the look with earrings and high heels.
Fit & Features
- Glitter mesh fabric, short knit lining, moderate stretch
- Halter cowl neckline
- Adjustable spaghetti straps
- Strappy low-back design
- High front slit
- Mermaid silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8579
Category Name: Long Wedding Guest Dresses
Price: $9.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Amai Formal Velvet Strapless Dress With Gloves
Special Occasion
Exude luxury in the Amai formal dress with gloves! She boasts a strapless neckline, flexible boning inserts, and a flattering mermaid silhouette. This floor-length dress is made with a floral velvet burnout pattern and full knit stretchy lining. Complimented with matching gloves, you'll look sophisticated and undeniably chic. Finish the look with fringe earrings for a black tie party!
Fit & Features
- Strapless neckline
- Flexible boning inserts
- Mermaid silhouette, floor-length hem
- Floral velvet burnout pattern, full stretchy knit lining
- Detached gloves
- Strapless bra recommended
- Runs true to size
Style Number/Barcode: 05002-7739
Category Name: Long Wedding Guest Dresses
Price: $49.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Angelic Beauty Ruched Mini Dress
Look like such an angelic beauty in this gorgeous ruched mini dress! Featuring a curve-hugging fit with an allover angelic print and front ruched detailing, this dress will make you look oh so dreamy. Pair it with some clear heels for a date night.
Fit & Features
- Adjustable spaghetti straps
- Cowl neckline
- Back zipper closure
- Front ruched detailing with slit and drawstring accent
- Ruffle detail at hem
- Mesh fabric
- Allover angelic print
Style Number/Barcode: 05101-0914
Category Name: Long Wedding Guest Dresses
Price: $15.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Claudia Velvet Burnout Slim Gown
Velvet isn't going anywhere, it is timeless! We are loving this vintage inspired piece intricately designed with a stunning floral pattern and a floor length slim fit! Style with neutral heels, and soft curls!
Fit & Features
- V- neckline
- Adjustable spaghetti straps
- Full lining that cuts off slightly above hemline
- Floor length hemline
- Slip on fit | Moderate stretch
- Velvet with floral pattern
Model is 5'9" with 32" bust, 23" waist and 36" hips. She is wearing a size small.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0771
Category Name: Long Wedding Guest Dresses
Price: $14.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Lara Formal Velvet High Slit Dress
Special Occasion
Bring a level of elegance that only Lara offers! She features a sleeveless bodice, a plunging V neckline, padded cups, adjustable spaghetti straps, and vertical princess seams. Her relaxed fit bodice features a ruched detail that runs along the left side and leads to sexy high slit to reveal your glam heels! Her back features a back zipper closure and is accented with a ruched detailing. Dress is composed of a lined velvet fabric that offers a form hugging fit with a moderate stretch.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0315
Category Name: Long Wedding Guest Dresses
Price: $22.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Abbie Off-The-Shoulder Mermaid Ombre Formal Dress
Special Occasion
Turn heads with your significant allure in the Abbie ombre formal dress perfect for weddings or banquets! Made of ombre mesh fabric, this dress is a true work of art. Its off-the-shoulder neckline and side ruched seams flatter your figure, while the mermaid silhouette and floor-length hem give a sophisticated touch. Complete the look with sparkly rhinestone earrings, a clutch, and heels!
Fit & Features
- Ombre print mesh fabric, stretchy soft knit lining
- Off-the-shoulder neckline
- Back zipper and hook-eye closure
- Mermaid silhouette
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8567
Category Name: Long Wedding Guest Dresses
Price: $29.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Gwen Sweetheart Ruffle Floral A-Line Formal Dress
Special Occasion
Become a vision of love in the Gwen floral A-line formal dress perfect for bridesmaids, wedding guests, or attending a garden party! Made from an airy floral print mesh fabric, this floor-length dress will make you feel so gorgeous. With delicate ruffled adjustable spaghetti straps and a flattering sweetheart neckline, this dress will beautifully accentuate your figure with padded bra cups. The ruffled A-line silhouette and front slit add a touch of sophistication to the floor-length hem. Complete the look with dangly earrings, a bracelet, and heels.
Fit & Features
- Floral print, mesh fabric, woven lining, no stretch
- Sweetheart neckline
- Ruffled adjustable spaghetti straps
- Padded bra cups, back zipper and hook-eye closure
- Front slit
- A-line ruffled silhouette
- Runs true to size
Style Number/Barcode: 05002-8501
Category Name: Long Wedding Guest Dresses
Price: $24.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Sheila Halter Strappy Back Slit Mermaid Formal Dress
Special Occasion
No one can ignore the sultry allure of the Sheila mermaid formal dress at banquets or black tie events! Crafted from a smooth knit fabric with lining, this formal gown is made to hug your curves. The halter cowl neckline and spaghetti strap tie exudes sophistication, while the open strappy back adds an alluring touch. The mermaid silhouette and side slit create the perfect silhouette along the floor-length hem. Complete the look with a stunning hair accessory, clutch, and heels!
Fit & Features
- Smooth stretchy knit fabric with lining
- Halter cowl neckline, spaghetti strap tie
- Strappy open back
- Mermaid silhouette
- Side slit
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-8275
Category Name: Long Wedding Guest Dresses
Price: $29.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Sielle Bustier Mermaid Sequin Formal Dress
Special Occasion
Patterned sequins lend a flawless finish to the Sielle mermaid formal dress designed to wow every crowd at galas, prom, or red carpet events! Designed with a sweetheart neckline and adjustable spaghetti straps for a perfectly flattering fit. The built-in padded underwire bust adds support, while the intricate sequin embellished pattern on the mesh fabric creates a luxurious and eye-catching look along the form-hugging mermaid silhouette and floor-length hem. Complete the look with earrings and a clutch.
Fit & Features
- Sequin pattern mesh fabric lined with stretchy knit
- Adjustable spaghetti straps
- Built-in padded underwire bust
- Back zipper closure
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8173
Category Name: Long Wedding Guest Dresses
Price: $49.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Lizzie Formal Rhinestone Dress With Chiffon Sash
Special Occasion
A modern and radiant beauty, the Lizzie formal long dress dazzles from head to toe while creating a dramatic entrance! She features a one-shoulder neckline, a tank strap with an attached floor-length chiffon sash, a striking rhinestone-embellished striped pattern, a form-hugging silhouette, and a sultry high side slit and long hem. The formal maxi dress is crafted from an airy mesh fabric with a sewn-in knit stretchy lining. Complete the look with a glitter clutch for a black tie gala or holiday party!
Fit & Features
- Sleeveless one-shoulder neckline
- Tank strap, attached floor-length chiffon sash
- Form-hugging silhouette, high side slit, long hem
- Rhinestone-embellished stripe pattern
- Mesh fabric, sewn-in knit stretchy lining
- Sticky bra or strapless bra recommended
- Runs true to size
Style Number/Barcode: 05002-7354
Category Name: Long Wedding Guest Dresses
Price: $9.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Rose Formal Satin Lace-Up Mermaid Dress
Special Occasion
Radiate effortless glamour in the Rose formal satin dress for a black tie wedding or gala this season! She features a sexy sleeveless sweetheart neckline with a wired insert, wide shoulder straps that lace up along her open back, and a curve-flaunting mermaid silhouette showcasing a high side slit and floor-length hem perfect for showing off your heels of the night. The formal dress is composed of luminous silky satin fabric with bust lining and minimal stretch. Complete the look in a lovely necklace and earring set.
Fit & Features
- Sleeveless sweetheart neckline, wired insert
- Wide shoulder straps, lace-up open back
- Back zipper and hook-eye closure
- Mermaid silhouette, high side slit, floor-length hem
- Satin fabric, bust lining, minimal stretch
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7243
Category Name: Long Wedding Guest Dresses
Price: $9.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Gemma Rhinestone Collar Velvet Strapless Mermaid Dress
Special Occasion
The Gemma rhinestone collar velvet strapless mermaid dress was designed to turn heads with her chic and elegant allure! She features a sparkling rhinestone-embellished collar design, a strapless wired V-neckline with a built-in padded bust, a closed back with a zipper, and a floor-length hem with a slim-fit mermaid silhouette. The luxe smooth velvet fabric includes a knit lining at the top and offers moderate stretch. Complete your red-carpet-worthy look in this long dress with sleek satin gloves and stiletto heels!
Fit & Features
- Rhinestone-embellished collar design
- Strapless wired V-neckline, padded bust, princess seams, high waist seam
- Closed back, zipper, hook and eye closure
- Floor-length hem, slim-fit mermaid silhouette
- Velvet fabric, knit lining at the top, moderate stretch
- No bra required
- Runs true to size
Style Number/Barcode: 05002-7185
Category Name: Long Wedding Guest Dresses
Price: $29.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Lisi Off Shoulder Mermaid Dress
Special Occasion
Made from a sleek and smooth fabric, Lisi will mold your every curve and let you move around effortlessly. Her ruched off-shoulder sleeves and small front slit are playful features to this glamorous dress.
Fits & Features
- Square Neckline I Padded Bust
- Ruched Off Shoulder Sleeves
- Back Zipper With Hook & Eye Closure
- Floor Length Hemline I Mermaid Silhouette I Front Slit
- Smooth, Midweight Tricot Fabric I Fully Lined I Pretty Sheen Finish
- Form Hugging Fit I Plenty Of Stretch
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0609
Category Name: Long Wedding Guest Dresses
Price: $9.97 $109.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Lucille Formal Long Sleeve Sequin Dress
Special Occasion
Bring the sparkle with our A-list worthy Lucille dress! She features a plunging V neckline, long bishop sleeves with a triple button cuff and a relaxed fit waist that leads to a sweeping A-line silhouette accented with a high slit. Dress is composed of a lined mesh fabric adorned with sparkling sequins throughout. Lucille offers a relaxed fit with a moderate stretch. Zipper not included.
Model is 5'9" with 32" 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: 05002-0169
Category Name: Long Wedding Guest Dresses
Price: $37.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Bea Formal Floral Wrap Dress
Special OccasionRadiate a charming look as you let your beauty bloom in our gorgeous Bea dress! She features a sleeveless bodice, a plunging V neckline with an unlined mesh inset, padded cups and a double row of adjustable narrow straps. Her slim fit bodice leads to a sweeping floor length wrap skirt with pleated details and a high side slit that reveals a contrast satin-like lining. The all over floral print features white with blue hues. Dress is composed of a lined chiffon fabric that offers a form hugging fit with minimal stretch.
Model is 5'9" with a 32" bust, 24" waist and 34" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-6550
Category Name: Long Wedding Guest Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Undeniable Beauty One-Shoulder High Slit Knit Maxi Dress
Showcase your undeniable beauty in this chic one-shoulder high slit maxi dress! Designed with a double-lined knit fabric offering plenty of stretch, this long dress will hug your gorgeous curves with its bodycon silhouette. It features an asymmetric one-shoulder neckline with a trendy ruched overlay, a high-cut side slit to showcase some leg, and a maxi-length hem. Style with statement earrings and stiletto heels.
Fit & Features
- Stretchy double-lined knit fabric
- Asymmetric one-shoulder neckline, ruched overlay
- High side slit
- Bodycon fit
- Runs true to size
Style Number/Barcode: 05101-3536
Category Name: Long Wedding Guest Dresses
Price: $14.97 $34.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Maren Formal High Slit Dress
Special Occasion
Bring the luxe in the captivating Maren formal dress! She features a sleeveless square neckline with a tie front, sleek spaghetti straps, and a slim fit bodice that leads to a floor-length ruched silhouette with a high side slit. The dress is composed of a crepe knit fabric that offers a form hugging fit that offers a moderate stretch. Complete look with heels and a clutch.
Fit & Features
- Sleeveless square neckline with padded cups
- Tie-front
- Sleek spaghetti straps
- Slim fit bodice
- Floor-length silhouette with high side slit
- Crepe fabric with a mini skirt length knit lining
- Form hugging fit, moderate stretch
Style Number/Barcode: 05002-1098
Category Name: Long Wedding Guest Dresses
Price: $19.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Take Me Away Maxi Dress
Take yourself away in this dreamy maxi dress. This dress features spaghetti straps and a surplice front. It has an elasticized back and leg slit for a sultry look. Piece is made of a smooth, super-stretchy fabric with partial lining.
Model is 5'9" with a 34" bust, 24" waist and 34.5" hips. She is wearing a size small
Style Number/Barcode: 05101-0140
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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Breezy Babe Crochet Maxi Dress
Enchant them all in this maxi dress! It's the perf vacay dress you need to pack before that trip!
Fits & Features
- Adjustable Spaghetti Straps
- V Neckline I Lined Crochet Front Design
- Tie Open Back
- Flowy Maxi Length Silhouette
- Textured Knit Fabric I Partial, Mini Length Knit Lining
- Relaxed Fit I Moderate Stretch
Style Number/Barcode: 05102-0294
Category Name: Long Wedding Guest Dresses
Price: $19.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Merlot Nights Halter Maxi Dress
Rich, sultry, and unforgettable—this halter maxi dress stuns with a draped cowl neckline, curve-hugging fit, and open back detail that brings the drama for any formal affair. Complete the look with jewelry and stiletto heels.
Fit & Features
- Slinky knit stretch fabric
- Cowl halter neckline
- Open strappy back
- Curve-hugging silhouette
- Relaxed maxi-length hem
- Runs true to size
Style Number/Barcode: 05101-000632
Category Name: Long Wedding Guest Dresses
Price: $9.97 $48.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Elizabeth Low Back Mermaid Formal Dress
Special Occasion
Made for black-tie moments and unforgettable entrances. The Elizabeth formal dress offers a sleek mermaid silhouette with a softly draped cowl neckline and a striking open back that ties like a dream.
Fit & Features
- Smooth knit fabric with luxe shine
- Draped cowl neckline
- Low cowl back detail with spaghetti strap tie
- Mermaid silhouette with floor-length hem
- Runs true to size
Where to Wear:
Weddings, black tie galas, engagement parties, fancy rooftop dinners, big birthday events
Style Number/Barcode: 05002-000032
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: Out of Stock
Product Badge:- Sale
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Sultry Mode Halter Cutout Maxi Dress
Amp up the sultry vibes of your summer 'fits with this sleek knit maxi dress featuring a halter square neck, an asymmetric waist cutout, and a curve-hugging silhouette.
Fit & Features
- Smooth knit fabric with knit lining, high stretch
- Sleeveless square neckline
- Tie-back halter spaghetti straps, partially open back
- Asymmetric side cutout
- Ruching
- Maxi-length form-hugging silhouette
- Runs true to size
Style Number/Barcode: 05102-000051
Category Name: Long Wedding Guest Dresses
Price: $19.97 $38.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Aviva Formal A-Line High Slit Dress
Special Occasion
Make a twirl-worthy entrance in a formal dress that captivates from the moment you enter the room! Aviva features a sleeveless sweetheart neckline, a lace-up front, adjustable spaghetti straps, and a flowy A-line silhouette with a high slit in the lining. Complete outfit with rhinestone heels and a satin clutch.
Fit & Features
- Sleeveless sweetheart neckline, no-slip strip, padded cups
- Lace-up front
- Adjustable spaghetti straps
- A-line silhouette
- High slit in the lining
- Lined mesh fabric
- Form hugging fit, moderate stretch, runs true to size
Style Number/Barcode: 05002-1231
Category Name: Long Wedding Guest Dresses
Price: $29.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free