Long Wedding Guest Dresses

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.

  • Jaleen Formal Sequin One Shoulder Dress

    Special Occasion

    The Jaleen formal dress is the essence of glimmering beauty! She features a sleeveless one-shoulder neckline with dual adjustable spaghetti straps for a customizable fit and a low-cut back. Her form-hugging slim silhouette offers a sultry show of leg thanks to her high-cut side slit along the long hem. The formal dress is composed of a sequin-scroll mesh-lined fabric with minimal stretch. Complete your dressy look with statement earrings for a banquet or wedding!

    Fit & Features

    • Sleeveless, one-shoulder neckline
    • Dual adjustable spaghetti straps 
    • Strapless or adhesive bra recommended
    • Back zipper and hook-eye closure
    • Form-hugging, slim silhouette
    • High-cut side slit, long length
    • Sequin-scroll, mesh-lined fabric, minimal stretch, fits true to size

    Style Number/Barcode: 05002-2577

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $99.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Piper Ruched Open Back Gown
    Special Occasion

    Dazzle from every angle in our sleek, effortlessly chic pink jersey Piper gown! She features a rounded neckline with back tie at nape of neck, an open back, long sleeves, a long slim skirt, and ruching detail at sleeve hems, rear, and hips. Piper is partially lined, slips on, and she's made from a jersey material with a touch of stretch.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6779

    Category Name: Long Wedding Guest Dresses

    Price: $59.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Tina Sequin Floral Slit Formal Dress

    Special Occasion

    Romantic with a confident edge, the Tina sequined gown is made for moments that linger long after the night ends. A floral garden pattern, high slit, and mermaid floor length silhouette come together for a look that feels polished, striking, and effortlessly memorable.

    Fit & Features

    • Garden floral pattern, sequin-embellished
    • Strapless neckline, padded bra cups
    • Back zipper and hook-eye closure
    • High front slit for movement
    • Mermaid silhouette, floor-length hemline
    • Runs true to size

     

    Where to Wear:

    Weddings, bridal celebrations, birthday dinners, milestone celebrations, black tie galas, formal dances, museum soirees, engagement parties, rehearsal dinners, seasonal soirees

    Style Number/Barcode: 05002-001237

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $99.90

    On Sale: Yes

    Availability: In Stock

    Available Color: IVORY

    Available Size: XXS

    Product Badge:
    • Sale
  • Juliette Velvet Corset Rhinestone Formal Dress

    Special Occasion

    Sophistication meets sparkle in the Juliette formal dress. Designed in plush velvet that contours every curve, this strapless gown features a rhinestone-trimmed sweetheart neckline and corset bodice for sculpted allure. Finished with elegant pleating and a thigh-high slit, it’s made for the kind of night that calls for full-glam confidence.

    Fit & Features

    • Soft velvet fabric lined with stretch knit
    • Strapless sweetheart neckline, rhinestone-embellished gems
    • Padded bra cups
    • Corset structured bodice, flexible boning, back zipper and hook-eye closure
    • High front slit
    • Mermaid silhouette, floor-length hem
    • Runs true to size

     

    Where to Wear:

    Formal galas, red-carpet events, holiday parties, glamorous winter formals, black-tie weddings, engagement dinners, birthday celebrations, fashion-forward soirees, romantic date nights, elegant receptions

    Style Number/Barcode: 05002-000453

    Category Name: Long Wedding Guest Dresses

    Price: $89.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Elaine Formal Glitter Strapless Mermaid Dress

    Special Occasion

    An elegant party calls for a top-tier style like the Elaine formal glitter long dress because you deserve to shine! She features a sexy strapless sweetheart neckline with non-slip grip lining, a wired insert, and a padded bust with flexible boning for structure and support. Her flattering side ruched seams accentuate your figure along the mermaid silhouette that flares gracefully into a floor-length hem adding a touch of luxury to your formal look. The dress is crafted from a glitter knit fabric that shimmers with each step and has short stretchy knit lining. Complete the look with statement earrings for a black-tie party or formal dance!

    Fit & Features

    • Strapless sweetheart neckline, non-slip grip lining
    • Wired insert, padded bust, flexible boning
    • Back zipper and hook-eye closure
    • Side ruched seams, mermaid silhouette
    • Floor-length hem
    • Glitter knit fabric, short stretchy knit lining
    • Runs true to size

    Style Number/Barcode: 05002-7528

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Lacey Formal Crepe Halter Dress

    Special Occasion

    The Lacey formal dress embodies elegance and sultriness for your black-tie events! She features a sleeveless halter neckline with back button closures and a keyhole, a form-hugging silhouette with a high-cut front slit along the floor-length hem. The formal dress is composed of a lined crepe knit fabric with moderate stretch. Style with glam hoop earrings and heels to complete the look!

    Fit & Features

    • Sleeveless halter neckline
    • Back button neck closures and keyhole
    • Form-hugging silhouette
    • High-cut front slit
    • Floor-length hem
    • Lined crepe knit fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-6972

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Cordelia Formal Damask Sequin Dress

    Special Occasion 

    Bring the sparkle in a formal dress that is the highlight of your event! Cordelia features a dazzling damask sequin pattern, a sleeveless sweetheart neckline with a no-slip strip, padded cups, and flexible boning. Her slim-fit bodice leads to a flattering mermaid silhouette and is accented with a sexy lace-up back to provide a customized fit. The dress is composed of a lined mesh fabric that offers a form hugging fit with minimal stretch. Complete look with rhinestone heels

    Fit & Features

    • Sleeveless sweetheart neckline
    • Padded cups
    • No-slip strip, flexible boning
    • High waist, lace-up back
    • Damask sequin, mermaid silhouette
    • Lined mesh fabric
    • Relaxed fit, minimal stretch, runs true to size 

    Style Number/Barcode: 05002-2215

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $139.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Hailey Strapless Mermaid Formal Dress

    Special Occasion

    The Hailey mesh mermaid gown hugs in all the right places with a softly sculpted, second-skin feel. The strapless neckline and ruched detailing create a fluid, flattering shape, while the sheer illusion bodice adds a modern, barely-there edge.

    Fit & Features

    • Knit fabric, partial lining
    • Strapless neckline, twist bust, padded bra cups
    • Sheer mesh bodice, back zipper and hook-eye closure
    • Mermaid silhouette with drape accent
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, formal occasions, vacations, resorts, honeymoons, birthday dinners, engagement parties, bridal celebrations

    Style Number/Barcode: 05002-001201

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: YELLOW

    Available Size: XXS, XS, S, M

  • All Eyes On You Floral Ruffle Maxi Dress

    Romantic, confident, and made to be noticed. This floral mesh maxi dress flows effortlessly with soft ruffles, an open back, and a silhouette that feels bold without feeling overdone—perfect for parties, vacations, or sunset dates that turn into stories.

    Fit & Features

    • Lined floral mesh fabric
    • V-neckline with ruffle trim at bust
    • Adjustable spaghetti straps
    • Open back design
    • Fitted through bodice and hips
    • Tiered ruffle hem with maxi length
    • Runs true to size

    Style Number/Barcode: 05101-000775

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Amari Strapless Applique Mermaid Satin Formal Dress

    Special Occasion

    The gorgeous Amari satin formal dress offers an alluring and feminine look with an applique design and mermaid silhouette that highlights your curves!

    Fit & Features

    • Stretch satin fabric, bust knit lining
    • Strapless sweetheart wired neckline, padded bra cups
    • Back zipper and hook-eye closure
    • Applique design
    • Mermaid silhouette
    • Floor-length hem with train
    • Runs true to size

     

    Where to Wear:

    Prom, black-tie galas and parties, weddings, fancy dinner parties, nights at the theatre

    Style Number/Barcode: 05002-9700

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Candice Formal Sequin Tie Dress

    Special Occasion

    Designed to sparkle, fall for the glowing Candice formal sequin dress for prom and beyond! She stuns in a sleeveless, square neck, adjustable spaghetti straps, and an open-back design with a chiffon tie-back closure. Her high waist seam leads to a form-fitting silhouette that gently kisses the floor with each step. The formal dress is composed of a sequin-scroll mesh fabric with lining and minimal stretch. Complete your dressy look in stiletto heels.

    Fit & Features

    • Sleeveless, square neck, adjustable spaghetti straps
    • Lightly padded bust, bra optional
    • Open-back, chiffon tie-back closure and hidden zipper
    • High waist seam, form-fitting silhouette
    • Floor-length hem
    • Sequin-scroll mesh fabric, lined, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05002-2388

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $126.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Lizzy Velvet Corset Mermaid Formal Dress

    Special Occasion 

    Sophisticated and modern, the Lizzy formal dress is a chic choice for any event. She features long sleeves, a mock neck on a fitted corset-mesh bodice with flexible boning. Her high-cut slit shows some skin and shapes the elegant mermaid, floor-length silhouette. The dress is composed of a luxe velvet-lined fabric with a moderate stretch. Complete your look in stiletto heels.

    Fit & Features

    • Long sleeves, mock neck
    • Corset-mesh bodice, flexible boning
    • High-cut slit, mermaid silhouette
    • Luxe velvet-lined fabric, moderate stretch
    • Zipper closure
    • Runs true to size

    Style Number/Barcode: 05002-1733

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Meryl Satin Open Back Mermaid Formal Dress

    Special Occasion

    Elegant with a hint of allure, the Meryl gown is designed for moments that feel elevated from start to finish. Crafted in satin, this mermaid floor-length gown features a pleated halter neckline and an open back that creates a striking, polished silhouette with effortless flow.

    Fit & Features

    • Smooth satin fabric with a subtle sheen
    • Pleated halter neckline with ties
    • Open back design, zipper and hook-eye closure
    • Mermaid silhouette
    • Floor length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, black tie galas, formal dinners, anniversary celebrations, rehearsal dinners, engagement parties, birthday events, special date nights

    Style Number/Barcode: 05002-000937

    Category Name: Long Wedding Guest Dresses

    Price: $79.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Sereia Halter Floral Mermaid Formal Dress

    Special Occasion

    Pretty florals and an elegant silhouette make the Sereia mermaid formal dress a gorgeous style this season! Pair with kitten stiletto heels for a chic look.

    Fit & Features

    • Floral print, mesh-lined fabric
    • Halter V-neckline, tie closure, partially open back
    • Mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, garden parties, glamorous events, fancy date nights, graduations, milestone celebration events

    Style Number/Barcode: 05002-9441

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Jenna Lace-Up Ruched Mermaid Glitter Formal Dress

    Special Occasion

    Showcase glamour in the Jenna glitter formal dress to make every room shimmer! Designed with a lace-up back that turns heads and a ruched mermaid silhouette that accentuates your natural curves.

    Fit & Features

    • Glitter mesh fabric lined with stretchy knit
    • Sweetheart neckline, padded bra cups
    • Wide shoulder straps
    • Lace-up back, zipper and hook-eye closure
    • Ruched mermaid silhouette, floor-length hem
    • Extra glitter for maximum sparkle - may have some natural fallout
    • Runs true to size

     

    Where to Wear:

    Prom, red-carpet functions, big birthday events, glamorous parties

    Style Number/Barcode: 05002-8980

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Kleo Formal Sequin Rose Lace-Up Mermaid Dress

    Special Occasion

    The ultra-glam Kleo formal sequin dress is ready to hit the dance floor at homecoming, weddings, or formal parties! She shines in a sleeveless V-neckline, a lightly padded bust, spaghetti straps that create the lace-up back, and a curve-hugging mermaid silhouette that gracefully flows into a floor-length hem. The formal dress is designed with a unique rose sequin pattern for a fresh style on mesh fabric with a stretchy knit lining. Complete the look with earrings and a clutch!

    Fit & Features

    • Sleeveless V-neckline, padded bust
    • Spaghetti straps, lace-up back
    • Back zipper and hook-eye closure
    • Mermaid silhouette, floor-length hem
    • Sequin rose pattern, mesh fabric, stretchy knit lining
    • Bra optional
    • Runs true to size

    Style Number/Barcode: 05002-7760

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $94.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Shanaya Formal Glitter One-Shoulder Long Dress

    Special Occasion

    Elevate your formal look with the Shanaya formal glitter long dress to stand out at black tie parties or school dances! She features a one-shoulder neckline, a spaghetti strap, and a slim silhouette that hugs your figure in all the right places. The side ruched seam adds a touch of sophistication, while the asymmetrical wrap high front slit and floor-length hem provide a dramatic flair. Made from glitter crepe fabric with plenty of stretch. Complete the look with statement earrings.

    Fit & Features

    • Sleeveless one-shoulder neckline, spaghetti strap
    • Side ruched seam, slim silhouette
    • Asymmetrical high front wrap slit
    • Floor-length hem
    • Glitter crepe fabric, moderate stretch
    • Strapless bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7613

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Sophina Cold Shoulder Pearl Beaded Sequin Formal Dress

    Special Occasion

    The most glamorous event calls for the Sophina formal dress decorated with faux pearls, beading, and sequin embellishments along the figure-flaunting mermaid silhouette. 

    Fit & Features

    • Faux pearls, beading, sequin embellishments
    • Mesh lined fabric with stretchy knit
    • Cold shoulder neckline, adjustable spaghetti straps
    • Back zipper and hook-eye closure
    • Mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, black tie galas, red-carpet events, black tie weddings, fancy soirees

    Style Number/Barcode: 05002-9592

    Category Name: Long Wedding Guest Dresses

    Price: $89.97 $189.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Avalynn Formal Long Sleeve Mermaid Dress

    Special Occasion

    Entrance them all with your elegant style in the Avalynn formal mermaid dress, perfect for weddings, galas, or dressy parties! She features a deep V-neckline with ruching at the bust, shoulder pads to provide structure, long balloon-style sleeves with tapered hems, a flattering high waist seam, and a floor-sweeping hem with a form-hugging mermaid silhouette. The smooth knit fabric offers a moderate stretch. Complete the look with rhinestone statement earrings.

    Fit & Features

    • Deep V-neckline, ruching at the bust
    • Shoulder pads, long balloon sleeves, tapered hems
    • Back zipper closure, high waist seam
    • Floor-length hem, fitted mermaid silhouette
    • Knit fabric, lining at the bust, moderate stretch
    • Bra-friendly design
    • Runs true to size

    Style Number/Barcode: 05002-7098

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $74.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Leona Wrap-Front Satin Formal Dress

    Special Occasion

    Silky and chic, the Leona satin formal dress will make you the best-dressed guest at your next wedding. She features a classic collared V-neckline with a wrap-front design, long sleeves with button details, an adorable tie waist design with ruched detailing, and a floor-length wrap-front skirt with a high front slit and a flowy silhouette. The smooth satin fabric offers a lightweight feel. Complete the look with rhinestone statement earrings.

    Fit & Features

    • Collared V-neckline, wrap-front
    • Bra-friendly
    • Long sleeves, dual button details
    • Tie waist design, ruching
    • Floor-length wrap-front skirt, high slit, flowy fit
    • Satin fabric, no stretch
    • Runs true to size

    Style Number/Barcode: 05002-2592

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Marley Halter Ruffle Slit Formal Dress

    Special Occasion

    Designed for fluid movement and effortless drama, the Marley mesh gown is defined by cascading ruffle panels that ripple with every step. The halter neckline and floor-length silhouette create an elegant yet modern finish.

    Fit & Features

    • Mesh-lined fabric
    • Halter square neckline, tie closure
    • High side slit
    • Cascading ruffles throughout
    • Form-hugging silhouette, floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, homecoming, black tie galas, engagement parties, rehearsal dinners, birthdays, fancy date nights, milestone celebrations, charity auctions, cocktail soirees

    Style Number/Barcode: 05002-000426

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Zoya Satin Corset Velvet Mermaid Dress

    Special Occasion

    Elevate your evening in the Zoya satin corset velvet mermaid dress, designed with a sleek strapless satin bodice and a dramatic, floor-sweeping velvet skirt. Luxe textures and a sculpted fit make it a true statement for your most glamorous nights.

     

    Fit & Features

    • Satin bodice, velvet skirt
    • Strapless curved neckline
    • Corset-style bodice, flexible boning
    • Back zipper with hook-eye closure
    • High-rise waist, ruched draped design
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Black-tie parties, formal weddings, galas, dinner parties, and fancy affairs.

    Style Number/Barcode: 05002-000184

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Kelsey Halter Printed Mermaid Formal Dress

    Special Occasion

    Dare to stand out in the stunning Kelsey formal dress at dressy occasions this party season! Crafted from an abstract print mesh fabric, this floor-length dress delivers unique style and sultry details like a halter neckline and mermaid silhouette that flaunts your figure. Pair with earrings.

    Fit & Feaures

    • Abstract print, mesh fabric lined with stretchy knit
    • Halter V-neckline, padded bra cups
    • Back zipper and hook-eye closure
    • Side ruched seams
    • Mermaid silhouette
    • Floor-length hem
    • Runs true to size

    Style Number/Barcode: 05002-9240

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Kienna Long Sleeve Velvet Mermaid Dress

    Special Occasion

    Make a regal impression in a long dress that features a luxe velvet fabrication, a structured sweetheart neckline, fitted long sleeves, a bold high side slit, and a mermaid silhouette. Complete look with a rhinestone clutch for the perfect wedding guest outfit. 

    Fit & Features

    • Velvet fabrication, stretchy knit lining
    • Sweetheart neckline, padded bra cups
    • Long sleeves, shoulder pads
    • Back zipper and hook-eye closure
    • High side slit
    • Long hem length
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8878

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free