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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Brie Glitter Ruffle Mermaid Formal Dress
Special Occasion
Shine is built into every detail here. The glitter mermaid long dress pairs a softly draped neckline with ruched shaping, a cascading ruffle, and a front slit for a finish that feels dimensional and polished. It’s the kind of dress that makes every detail count.
Fit & Features
- Glitter-embellished knit-lined fabric
- Cowl neckline, padded bra cups
- Adjustable spaghetti straps, back zipper and hook-eye closure
- Ruched detailing through the waist and hips
- Cascading ruffled high front slit
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie galas, formal celebrations, red-carpet events, special date nights, balls
Style Number/Barcode: 05002-001625
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: RED
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Laurel Tie-Back Mermaid Formal Dress
Special Occasion
Soft chiffon trim and sculpted shape make the Laurel formal dress feel especially current. The strapless mermaid dress balances a flowing finish with a defined fit and tie-back detail for a polished take on modern occasion dressing. The result feels fresh, elegant, and right on trend.
Fit & Features
- Smooth knit fabric with sheen, knit lining, high stretch
- Strapless chiffon neckline, non-slip grip lining, padded bra cups
- Tie-back design, zipper and hook-eye closure
- Fitted mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, rehearsal dinners, engagement parties, cocktail soirees, formal celebrations, vacations, honeymoons, resorts, special date nights
Style Number/Barcode: 05002-001908
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: PLUM
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Anouk Ruched Cowl Halter Mermaid Formal Dress
Special Occasion
Draped details give this silhouette an effortlessly polished feel. A ruched bodice, cowl neckline, and open back shape the fitted mermaid silhouette with a sleek, fluid finish. The floor-length shape brings just the right amount of drama for Homecoming.
Fit & Features
- Draped cowl neckline
- Halter straps
- Ruched bodice
- Open back with tie detail
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
HOCO, formal, wedding guest, black-tie party, birthday party, anniversary
Style Number/Barcode: 05002-001731
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Mallory Open Back Mermaid Formal Dress
Special Occasion
Sleek and softly sculpted, the Mallory knit gown is designed to follow your every move with understated allure. The draped cowl neckline and layered open back strap design create a striking balance of fluidity and structure, while the mermaid floor-length silhouette keeps the look effortlessly refined.
Fit & Features
- Sleek knit-lined stretchy fabric
- Cowl neckline, padded bra cups
- Shoulder straps with hardware inserts
- Draped strap open back design, zipper and hook-eye closure
- Ruched mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Prom, weddings, engagement parties, rehearsal dinners, anniversary parties, formal celebrations, fashion-forward events, red carpet occasions, award dinners, black tie galas
Style Number/Barcode: 05002-001340
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Francine Cowl Neck Bustier Mermaid Formal Dress
Special Occasion
Embody sleek elegance in the Francine mermaid formal dress destined to make you glow with chic at banquets, weddings, and fancy parties! With delicate adjustable straps, a stunning strappy back, and padded bra cups, this dress flatters the figure in a playful yet elegant look. The cowl neckline and bustier bodice with flexible boning create a striking silhouette, flowing into a curve-hugging mermaid silhouette in a floor-sweeping hem. Complete the look with earrings and a clutch!
Fit & Features
- Slinky knit fabric lined with stretchy knit
- Adjustable spaghetti straps
- Cowl neckline, padded bra cups
- Flexible boning, back zipper and hook-eye closure
- Mermaid silhouette
- Runs true to size
Style Number/Barcode: 05002-8426
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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Cleo Formal Off The Shoulder Dress
Special Occasion
Bring the elegance in our Cleo dress! She features an off the shoulder neckline, shoulder strap accents, a plunging V neckline and a partial open back. Her slim fit bodice leads to a sweeping A-line silhouette. Dress is composed of an airy chiffon fabric.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05005-0456
Category Name: Long Wedding Guest Dresses
Price: $77.97 $209.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Payson Embroidered Chiffon Ball Gown
Special Occasion
Feel like a princess on your special day! Our Payson does just that. She features a sweetheart neckline, padded cups, a sleeveless bodice that has a lace up detailing at the back, and a wired corset structure that is delicately embroidered with rhinestone accents. Her skirt meets mid high waist and features a ball gown design composed of a chiffon material that offers a lightweight flow. Dress is lined.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05005-0454
Category Name: Long Wedding Guest Dresses
Price: $74.97 $209.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Olive Rhinestone Halter Cowl Neck Formal Dress
Special Occasion
Sculpted draping and gleaming hardware give the Olive formal dress a seductive edge. The cowl neckline pairs with a rhinestone coiled snake-inspired necklace detail, while ruching, an open back, and a high side slit sharpen the fitted, floor-length silhouette. It’s sleek, daring, and unapologetically polished.
Fit & Features
- Smooth knit fabric with stretch
- Draped cowl neckline with rhinestone coiled snake-inspired necklace detail
- Ruched waist and hip detailing
- Open back
- High side slit
- Fitted floor-length silhouette
- Runs true to size
Where to Wear:
Formal celebrations, black-tie parties, birthday dinners, anniversaries, cocktail parties, and galas.
Style Number/Barcode: 05002-001621
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Auretta Chiffon Scarf Mermaid Formal Dress
Special Occasion
Sleek lines give this look its polished presence. The fitted bodice flows into a floor-length mermaid shape, while the V-neckline and coordinating chiffon scarf bring a refined, modern finish. The result feels elegant, sculpted, and effortlessly current.
Fit & Features
- Smooth lined knit fabric with stretch
- V-neckline, padded bra cups
- Adjustable spaghetti straps
- Fitted bodice, lace-up back detail
- Includes a chiffon scarf
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie events, galas, balls, formal celebrations, rehearsal dinners, bridesmaids, engagement parties, fancy birthday events
Style Number/Barcode: 05002-001888
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: YELLOW
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Zelie Cowl Neck High Slit Formal Dress
Special Occasion
Soft draping and a sleek silhouette give the Zelie formal dress a stunning finish. The cowl neckline, ruched waist and hip detailing, and high side slit shape the fitted floor-length look with chic dimension.
Fit & Features
- Sleek knit fabric, high stretch
- Sleeveless sweetheart neckline, draped cowl neck overlay
- Adjustable spaghetti straps
- Ruched waist and hip detailing
- High side slit
- Slim floor-length silhouette
- Runs true to size
Where to Wear:
Wedding guests, black-tie events, galas, winter formal, dressed-up dinners, date nights, and anniversaries.
Style Number/Barcode: 05002-000954
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: In Stock
Available Color: WINE
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Aileen Floral Velvet Burnout Mermaid Dress
Special Occasion
Texture takes center stage in the Aileen floral velvet burnout mermaid dress, designed to skim the figure with an effortlessly polished allure. Delicate spaghetti straps, flattering ruching, and a lace-up back add a romantic finish to the floor-length silhouette.
Fit & Features
- Mesh fabric with knit lining, high stretch
- Floral velvet burnout pattern
- Sleeveless scoop neckline, adjustable spaghetti straps
- Open lace-up back design, lower back zipper with hook-eye closure
- Ruched detailing
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, receptions, rehearsal dinners, formal birthdays, black-tie parties, galas, dressed-up dinners, and anniversaries.
Style Number/Barcode: 05002-001770
Category Name: Long Wedding Guest Dresses
Price: $99.90
Availability: In Stock
Available Color: WINE, BLACK
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Monique Glitter Ruched Mermaid Formal Dress
Special Occasion
Build the look around the dress’s subtle shine and sculpted shape. The fitted mermaid silhouette and side ruching create a refined base, while the one-shoulder neckline keeps the styling versatile. Pair it with delicate jewelry and streamlined heels for a polished finish.
Fit & Features
- Glitter knit fabrication, smooth knit lining, high stretch
- One-shoulder neckline with wide tank straps
- Side ruched detailing
- Fitted mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, black-tie galas, formal celebrations, anniversaries, military balls, homecoming
Style Number/Barcode: 05002-001813
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Nicole Sleeveless Sequin Dress
Special OccasionStun in sequins as you light up the room with our charming gray Nicole dress! She features, a sleeveless bodice, a plunging V neckline paired with narrow straps leading to a sexy lace up back design, padded cups and flattering princess seams. Her bodice leads to a floor length sheath skirt that elongates to create a lovely silhouette. Her all over mesh fabric is accented with dazzling floral designs composed of twinkling sequins. She offers a form hugging fit with minimal stretch. Dress includes a thin knit lining and lower back zipper closure.
Model is 5'9.5" with a 34" bust, 25" waist and 36" hips. She is wearing a size small.Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-5349
Category Name: Long Wedding Guest Dresses
Price: $22.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Nat Formal High Slit Dress
Special OccasionRise to the occasion in the sophisticated Nat dress! She features a rich violet hue, an off the shoulder neckline with off shoulder strap accents, a sweetheart bust with fold over accent and narrow shoulder straps. Her slim fit bodice leads to an elongating floor length silhouette accented with a high side slit. Dress is composed of a crepe fabric that offers a form hugging fit with a moderate 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: 05002-0040
Category Name: Long Wedding Guest Dresses
Price: $29.97 $39.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Lelia Formal High Slit Dress
Special OccasionBring the elegance in our captivating Lelia dress!
Fits & Features
- Off Shoulder Neckline
- Fold-Over Accent
- Princess Seams
- Floor-Length Silhouette Accented With High Side Slit
- Crepe Composition
- Form-Hugging Fit I Moderate Stretch
Style Number/Barcode: 05002-0018
Category Name: Long Wedding Guest Dresses
Price: $29.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Caris Formal Sleeveless Wrap Dress
Special OccasionWrap yourself in elegance as you wow in the timelessly classic Caris dress! She features a hunter green hue, a sleeveless bodice, a plunging V neckline, narrow shoulder straps, a ruched side seam and an asymmetrical floor length wrap skirt. Dress is composed of crepe fabric that offers a form hugging fit with a moderate 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: 05002-0019
Category Name: Long Wedding Guest Dresses
Price: $29.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Morgan Sleek & Chic Formal Dress
Special OccasionMorgan is a classic vision of sophistication with sexy modern details! She features a deep V neckline, narrow shoulder straps, a deep scoop back leading to an exposed back zipper closure, and a floor length skirt with a high leg slit and a slight flare at the hem. Morgan offers a body-hugging silhouette and is composed of a lined shiny, smooth knit fabric with a hunter green hue.
Model is 5'8 with a 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: 05002-0022
Category Name: Long Wedding Guest Dresses
Price: $29.97 $69.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Veronica Formal High Slit Lace Dress
Special OccasionStun as you make your entrance in our elegant Veronica dress! She features a black hue, a sleeveless bodice, a plunging V neckline and narrow shoulder straps. Her back features a bold open design and an unlined floral trim. Her slim fit bodice leads to a sweeping floor length silhouette accented with vertical seams and a high side slit. Dress is composed of a crepe fabric that offers a form hugging fit with a moderate 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: 05002-0041
Category Name: Long Wedding Guest Dresses
Price: $19.97 $49.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Brittany Formal Ruched Gown
Special OccasionParty in of-the-moment pastels with this pretty pink gown. Dress features a V neckline, spaghetti straps, ruched front drape, and dramatic side slit. Dress slips on, is lined, and made from a soft , moderately stretchy material.
Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.
Special Occasion products cannot be returned to any retail locations.
Style Number/Barcode: 05002-0003
Category Name: Long Wedding Guest Dresses
Price: $29.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale