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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Stunning Long Wedding Guest Dresses For Fall & Winter Events

Make an unforgettable entrance with Windsor’s long wedding guest dresses, designed for those who want to captivate from the moment they arrive. From flowing maxi dresses to form-fitting mermaid and trumpet styles, our long guest dresses offer silhouettes that flatter every body type. Unique details like faux pearl beading, rhinestone embellishments, and satin trims elevate each dress, making them perfect for fall or winter weddings where elegance is key.

Picture yourself gliding across a candlelit venue in a floor-length gown with an alluring high front slit, or standing out in a rhinestone-embellished dress with delicate adjustable ties. For semi-formal events, choose a simpler design without too many embellishments, or go for a lightweight fabric like chiffon or crepe. These luxurious touches make Windsor’s long wedding guest dresses the perfect choice for formal or black-tie weddings. Whether you prefer a timeless satin gown or an asymmetrical design with a contemporary twist, our collection has something for every style. Find your perfect fit and step into the season with confidence.

What are the best silhouettes for a long wedding guest dress?

Popular silhouettes include mermaid, column, trumpet, and asymmetrical designs. These shapes provide different fits, from form-fitting and dramatic to flowy and relaxed. Shop Windsor's complete collection of wedding guest dresses to find your perfect fit.

  • Meryl Formal Glitter Long Dress

    Special Occasion

    Stand out from the crowd in the shimmering Meryl glitter long dress sure to sparkle all night. She's prom-perfect and ready to stun in her alluring off-the-shoulder neckline atop a fitted bodice. Her high waist seam leads to a side ruched detail with a sultry side slit for showcasing some leg on a mermaid silhouette. The formal dress is composed of a glitter-knit lined fabric with a moderate stretch. Complete the look in an elegant hairpiece to tame your tresses in style.

    Fit & Features

    • Sleeveless, off-the-shoulder neckline
    • Fitted bodice, high-waist seam
    • Side ruched detail, slit accent
    • Mermaid long silhouette
    • Glitter-knit lined fabric, moderate stretch
    • Strapless bra or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-2126

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: BLACK, SAGE, RED, NAVY, DENIM

    Available Size: XS, S, M, L, XL

    Product Badge:
  • Kaliyah Formal High Slit Lurex Dress

    Special Occasion 

    Dazzle and shimmer in this off-the-shoulder gown for your next formal event. Make a stunning entrance in this floor-length A-line dress with shimmery lurex fabric that wraps perfectly around the waist in a surplice off-the-shoulder bodice. Indulge in a twirly-worthy moment in this A-line-shaped skirt accented with a side high slit detail for a flirty reveal of your gorgeous legs. Complete your formal look with sparkly rhinestone jewelry and matching glitter heels for the perfect finishing touches.

    Fit & Features

    • Off-the-shoulder neckline 
    • Wrap-style bust
    • Strapless or adhesive bra recommended
    • High side slit
    • A-line silhouette
    • Glitter Lurex knit fabric
    • Runs true to size

    Style Number/Barcode: 05002-0060

    Category Name: Long Wedding Guest Dresses

    Price: $99.90

    Availability: In Stock

    Available Color: GOLD

    Available Size: XS, S

    Product Badge:
  • Gloria Formal Glitter Long Dress

    Special Occasion

    Gloria brings the glam factor in her sparkly all-over glitter and daring thigh-high slit. Your grand entrance awaits in this formal long dress featuring a sleeveless cowl neckline, spaghetti straps, a high waist seam, and a sultry open-back with a lace-up design. She hugs your body like a glove on her form-fitting, floor-length hem crafted on delicate crepe knit fabric with an inner lining and a moderate stretch. Complete your dressy look with a chic clutch and heels.

    Fit & Features

    • Sleeveless cowl neckline, spaghetti straps
    • Open-back, lace-up design, tie closure
    • High waist seam
    • Form-fitting, floor-length hem with a thigh-high slit
    • Glitter crepe knit fabric, mini-length inner knit lining
    • Moderate stretch
    • Sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-2692

    Category Name: Long Wedding Guest Dresses

    Price: $64.90

    Availability: In Stock

    Available Color: BLACK, RED

    Available Size: L, XL

    Product Badge:
  • Leann Formal High Slit Glitter Dress
    Special Occasion 


    Shine for those special moments in our twinkling Leann dress! She features a sleeveless bodice, a wrap V-neckline, and narrow cross straps. Her slim-fit bodice leads to a curve-hugging floor-length silhouette accented with a ruched side seam and a high side slit. The dress is composed of a glitter knit fabric that offers a form-hugging fit with a moderate stretch. Complete the look with rhinestone heels and a satin clutch.

    Fit & Features

    • Sleeveless, V-neckline, spaghetti straps
    • Adhesive bra recommended
    • Criss-cross back
    • Ruching, high side slit, slim-fit silhouette
    • Glitter knit fabric, moderate stretch
    • Saturation of glitter varies and may transfer
    • Runs true to size

    Style Number/Barcode: 05002-1536

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Carmella High Slit Corset Dress

    Special Occasion 

    Make your appearance one remember with a formal dress that brings the drama! Carmella features a sleeveless, square neckline, built-in padded bust with a pleated overlay, adjustable spaghetti straps, and a corset bodice with flexible boning. The slim-fit bodice leads to a curve-hugging A-line silhouette accented with a high side slit. The dress is composed of a lined satin fabric that offers a form-hugging fit with minimal stretch. Complete look with a faux fur wrap and rhinestone heels.

    Fit & Features

    • Sleeveless square neckline, adjustable spaghetti straps
    • Built-in padded bust
    • Pleated overlay at bust
    • Corset bodice, flexible boning, back zipper closure
    • A-line silhouette, high side slit
    • Silky smooth satin fabric, lined, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05002-2826

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
  • Rochelle Formal Fantasy Mermaid Dress

    Special Occasion 

    Keep it radiant in the Rochelle dress! Make a sensational entrance at your next special event in this formal crepe dress featuring a stunning off-the-shoulder neckline with a sweetheart bust that cascades off the shoulders, and a built-in bust for support. The vertical seams on the bodice create a streamlined look on the flared mermaid silhouette that highlights curves to create an hourglass effect. Complete your formal outfit with rhinestone heels and a sleek satin clutch.

    Fit & Features

    • Off-shoulder sweetheart neckline, short-sleeve cuffs
    • Built-in padded bust, adhesive bra recommended
    • Vertical seams, mermaid silhouette
    • Back zipper closure 
    • Form-hugging style
    • Crepe-lined fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-5841

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Amirah Formal Glitter Cowl Neck Long Dress

    Special Occasion

    Look your best for a fancy night in the stunning Amirah formal glitter dress! Fashioned with an eye-catching cowl neckline, adjustable spaghetti straps, and a beautiful cross back, this dress will make you feel like the star of the evening. Its slim-fit silhouette is complemented with a high front slit and side pleated seam for added allure, and the glitter knit fabric ensures you will be making a statement. Complete the look with earrings and strappy lace-up heels.

    Fit & Features

    • Sleeveless cowl neckline
    • Spaghetti straps, cross back
    • Side pleated seam, slim silhouette, high front slit
    • Floor-length hem
    • Glitter knit fabric, moderate stretch
    • Strapless bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7563

    Category Name: Long Wedding Guest Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: RED

    Available Size: S

    Product Badge:
    • Best Seller
  • Lo Formal One-Shoulder Satin Corset Dress

    Special Occasion 

    Make an entrance they will all remember in a prom dress that wows! Lo features a daring one-shoulder neckline, a sweetheart bust, and supportive padded cups that provide all the support you need. Her partially lined bodice features contrast piping with flexible boning and underwire. Her slim-fit bodice leads to a floor-length wrap silhouette with a high side slit and pleats. She is composed of a lined satin fabric that offers a form-hugging fit with minimal stretch. Complete the look with rhinestone heels and a clutch.

    Fit & Features

    • One-shoulder strap, sweetheart neckline
    • Built-in padded bust
    • Corset bodice, contrast piping, flexible boning
    • Back zipper, hook and eye closure
    • Wrap silhouette, high side slit, pleats
    • Lined satin fabric, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05002-2469

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
  • Larsa Formal Velvet And Lace Mermaid Dress

    Special Occasion 

    Radiate elegance in our luxe Larsa formal mermaid dress! She features an off-the-shoulder neckline with a sweetheart bust, long fitted sheer lace sleeves, and a mermaid silhouette accented with a high-side slit on the long-length hem. The dress is composed of a lined velvet fabric that offers a moderate stretch. Complete the look in this long dress with rhinestone earrings and a sleek clutch.

    Fit & Features

    • Off-the-shoulder neckline
    • Sweetheart bust
    • Long fitted sheer lace sleeves
    • Mermaid silhouette, form-hugging fit
    • High side slit, long-length hem
    • Velvet fabric, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-1306

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Jane Formal High Slit Satin Dress

    Special Occasion 

    Create a head-turning moment with a formal dress that brings the luxe to your evening. Jane features a sleeveless square neckline, adjustable spaghetti straps, a high side slit for a show of leg accented with ruffle trim on the A-line silhouette. The dress is composed of a lined satin fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and a clutch

    Fit & Features 

    • Sleeveless, square neckline, adjustable spaghetti straps
    • Adhesive bra recommended
    • Ruffled high side slit
    • A-Line silhouette 
    • Form-fitting design
    • Smooth satin fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-1630

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Eliza Sleeveless Formal Mermaid Dress

    Special Occasion

    Show off your gorgeous curves in the sleek and stunning Eliza formal dress. She features a sleeveless sweetheart neckline with a twist-front design, a padded bust with a chic keyhole cutout underneath, spaghetti straps, a high waist seam, and a floor-length mermaid silhouette. The smooth knit fabric offers plenty of stretch. Perfect for weddings, complete your best-dressed guest look with strappy heels.

    Fit & Features

    • Sleeveless sweetheart neckline, twist-front design
    • Padded bust, no bra required, keyhole cutout underneath
    • Spaghetti straps, back zipper, hook and eye closure
    • High waist seam
    • Floor-length, form-fitting, mermaid silhouette
    • Smooth knit fabric, plenty of stretch
    • Runs true to size

    Style Number/Barcode: 05002-7010

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Anne Formal Lattice Satin Dress

    Special Occasion 

    Stun in satin as you create a one-of-a-kind entrance in our Anne dress! She features a sleeveless bodice, a square neckline, padded cups, and spaghetti straps that lead to a lattice back design. Her empire waist leads to a floor-length skirt that is accented with pockets and a stunning waist-high slit. The dress is composed of a satin fabric that offers a relaxed fit with minimal stretch. Includes a back zipper closure. Complete look with a satin clutch and heels.

    Fit & Features

    • Sleeveless square neckline, padded cups
    • Spaghetti straps, lattice-back design
    • Empire waist, lower back zipper and hook and eye closure
    • A-line silhouette, high side slit
    • Hidden side pockets
    • Satin fabric, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05002-6373

    Category Name: Long Wedding Guest Dresses

    Price: $8.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Lucille Formal Lace Mermaid Dress

    Special Occasion 

    Bring the elegance to your evening with the Lucille formal dress that radiates luxe vibes. She features a sleeveless V-neckline, adjustable spaghetti straps for a customized fit, sheer lace insets at the waist for a sultry detail, and a fitted floor-sweeping mermaid silhouette with a sheer lace godet panel. The lined crepe fabric offers a moderate stretch. Complete your outfit with rhinestone heels and a sparkling clutch.

    Fit & Features

    • Sleeveless V-neckline, adjustable spaghetti straps
    • Sheer lace insets at the waist, sheer lace godet panel at the back
    • Back zipper closure
    • High waist, fitted mermaid silhouette
    • Form-hugging fit
    • Lined crepe fabric, moderate stretch
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-1222

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Plus Kaleigh Off Shoulder Dress

    Special Occasion

    Keep a classy profile in our floor length Kaleigh dress! She features an off the shoulder neckline with ruched detailing on one shoulder and ruched detailing along the sides to create a gracefully cascading effecting leading to a sexy high slit. She is double lined with a soft to the touch knit fabric that offers a curve hugging fit that provides plenty of stretch. 

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 15002-0100

    Category Name: Long Wedding Guest Dresses

    Price: $29.97

    Availability: Out of Stock

    Product Badge:
    • Online Only
  • Chic Flowy Chiffon Midi Dress

    Get the perf semi-formal look in this effortlessly chic chiffon midi dress. It features a sleeveless sweetheart neckline with a padded bust, spaghetti straps, a flattering high waist seam, and a mid-length skirt with a front slit and a flowy A-line silhouette. Style this dress with sleek earrings and cute heels.

    Fit & Features

    • Sleeveless sweetheart neckline
    • Built-in padded bust
    • Adjustable spaghetti straps
    • Partially smocked back, zipper and hook-eye closure
    • High waist seam, flowy A-line silhouette, front slit
    • Sheer chiffon fabric, inner knit lining
    • Runs true to size

    Style Number/Barcode: 05101-2187

    Category Name: Long Wedding Guest Dresses

    Price: $5.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Addie Formal Open Back Crepe Dress

    Special Occasion 

    Make a head-turning entrance in a dress that captivates with stunning details! Addie features a sleeveless boat neck, padded cups with vertical seams at the bust, and an      A-line silhouette with a high side slit. The back features a plunging open back with a wired V-shape boning for support and ruching at the lower back. The dress is composed of a lined crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels

    Fit & Features

    • Sleeveless, boat neckline, front vertical seams
    • Built-in padded bust
    • A-line silhouette, high side slit
    • Open back with wired V-shape trim
    • Ruching at the lower back
    • Lined crepe fabric, moderate stretch 
    • Runs true to size

    Style Number/Barcode: 05002-1200

    Category Name: Long Wedding Guest Dresses

    Price: $19.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Annabelle Knit Satin Formal Dress

    Special Occasion

    Wrap yourself in the sleek and stunning Annabelle knit satin formal dress for effortless glamour! She features a sleeveless cowl neckline with a padded bust, adjustable spaghetti straps for a customized fit, front ruching at the waist, and a floor-length, wrap-front skirt with a fitted A-line silhouette. Style this long dress with sparkling rhinestone earrings.

    Fit & Features

    • Sleeveless cowl neckline, adjustable spaghetti straps
    • Padded cups, no bra required
    • Empire waist seam, front ruching
    • Floor-length, wrap-front skirt, A-line silhouette
    • Satin knit fabric
    • Form-hugging fit, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1876

    Category Name: Long Wedding Guest Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: DENIM, GOLD

    Available Size: S, M, L, XS

    Product Badge:
  • Delana Formal One-Shoulder Satin Dress

    Special Occasion 

    Keep it luxe in the stunning Delana dress that brings the sophistication to your special evening. She features a unique one-shoulder neckline with a charming bow accent on the left shoulder, a floor-length mermaid silhouette, and is composed of a captivating satin-like fabric. Complete your special occasion outfit with rhinestone earrings.

    Fit & Features

    • One-shoulder neckline
    • Bow accent on the left shoulder
    • Floor-length mermaid silhouette
    • Satin-like fabric, moderate stretch
    • Form-hugging fit
    • Runs true to size

    Style Number/Barcode: 05002-0974

    Category Name: Long Wedding Guest Dresses

    Price: $14.97

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Esperanza Formal Sequin Cowl Dress

    Special Occasion

    Have the spotlight on you in the dazzling Esperanza sequin long dress, perfect for prom! She stuns in a classic sleeveless cowl neck with sleek bungee spaghetti straps that lead to the slight open-back with zipper closure. Her slenderizing A-line silhouette features a sultry front slit to showcase some skin on the floor-length hem. The formal dress is composed of sequin-knit lined fabric with minimal stretch. Complete the look in stiletto heels.

    Fit & Features

    • Sleeveless cowl neck, bungee spaghetti straps
    • Adhesive bra recommended
    • Slight open-back, zipper closure
    • A-line silhouette
    • Front slit, floor-length hem
    • Sequin-knit lined fabric, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05002-6868

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 - $119.90

    Some variants are on sale!

    Availability: In Stock

    Available Color: ROYAL, PERIWINKLE, PLUM

    Available Size: XS, S, M

    Product Badge:
    • Sale
    • Full Price
  • Anna Formal High-Slit Mermaid Dress

    Special Occasion

    Simple and chic, the Anna formal mermaid dress is perfect for bridesmaids or if you're going to be a guest at an upcoming wedding! She features a sleeveless cowl neckline, adjustable spaghetti straps for a customized fit, a flattering high waist seam, and a floor-length fitted mermaid silhouette with a stylish thigh-high front slit. The crepe fabric offers a moderate stretch. Complete the look in this formal long dress with strappy stiletto heels.

    Fit & Features

    • Sleeveless cowl neckline
    • Adjustable spaghetti straps
    • Flexible boning at the bodice, high waist seam
    • Floor-length fitted mermaid silhouette, high front slit
    • Crepe fabric, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-1858

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
    • Full Price
  • Jennifer Stretch Satin Ruched Formal Dress

    Special Occasion

    Turn heads at your next soiree in our stunning Jennifer formal dress! She features a sleeveless bodice with spaghetti straps that lead to a lace-up back, a trendy cowl neckline,  and a curve-hugging mermaid silhouette with a floor-length hem. Pair this dress with rhinestone fringe earrings and a sparkly clutch to complete your gorgeous look.

    Fit & Features

    • Cowl neckline, spaghetti straps
    • Strappy back with a tie closure
    • Lower back ruched seam
    • Mermaid silhouette
    • Stretch satin fabric, moderate stretch
    • Sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-2774

    Category Name: Long Wedding Guest Dresses

    Price: $9.97

    Availability: Out of Stock

    Product Badge:
    • Sale
    • Full Price
  • All About The Glitz Mesh Mini Dress

    In this stunning mini dress, it's all about the glitz and glamour, babe! Featuring long sheer puff sleeves, a deep V-neckline, and a curve-hugging silhouette, this dress is perfect for date night. Pair it with some strappy heels to level up the look.

    Fit & Features

    • V-neckline
    • Long sheer puff sleeves 
    • Partial sheer back
    • Ruched detailing
    • Short, form-hugging fit
    • Glitter mesh fabric
    • Runs true to size

    Style Number/Barcode: 05101-0854

    Category Name: Long Wedding Guest Dresses

    Price: $5.97

    Availability: Out of Stock

    Product Badge:
    • Sale
    • Full Price
  • Marylou Lace Mesh Plunge Neck Formal Dress

    Special Occasion

    Bring the romantic allure to the evening affair in the Marylou lace mesh plunge formal dress! She embodies flirtatious style in a sleeveless plunge V-neckline with a built-in padded bust and adjustable spaghetti straps on her empire waist bodice. The sparkly embroidered lace mesh fabric effortlessly flows into a floor-length silhouette with a high-side slit to showcase some legs. She also features a curve-conscious silhouette to flaunt your stunning figure! Complete the look in an elegant hair clip.

    Fit & Features

    • Plunge V-neckline, adjustable spaghetti straps
    • Adhesive bra recommended, built-in padded bust
    • High side slit, back zipper, hook and eye closure
    • Empire waist, form-fitting silhouette
    • Floor-length hem
    • Sparkly embroidered lace mesh fabric, full knit lining, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1852

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: DENIM, BLACK

    Available Size: XS, S, M, L, XL

    Product Badge:
    • Full Price
  • Lala High Slit Satin Formal Dress

    Special Occasion

    Flaunt your natural beauty in our fabulous Lala dress! She features a trendy pleated cowl neckline with a slim-fit bodice, a floor-sweeping silhouette with a semi-high slit that shows just a hint of skin, and a form-hugging fit. The smooth satin fabric offers a moderate stretch. Pair this gorgeous dress with a sleek ring set to add some glamour to your look for your special occasion.

    Shop Similar Dresses: Windsor's Lola Dress Collection

    Fit & Features

    • Pleated cowl neckline and square back, spaghetti straps
    • Slim-fit bodice, form-hugging fit
    • Floor-length silhouette with a subtle side slit
    • Stretch satin fabric, non-see-through
    • Moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-2694

    Category Name: Long Wedding Guest Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: XS

    Product Badge:
    • Full Price