Long Wedding Guest Dresses

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Long Wedding Guest Dresses That Make Every Moment Memorable

Celebrate in style with Windsor’s collection of long wedding guest dresses, designed to elevate your presence at every type of ceremony. Whether you’re attending a vineyard reception, a chic city soirée, or a luxe black-tie celebration, these sweeping silhouettes bring instant sophistication and show-stopping energy.

Elegant Silhouettes & Luxe Fabrics

Explore curve-loving mermaid gowns, sleek column dresses, and airy chiffon maxis that float with every step. From soft florals to bold jewel tones and timeless neutrals, this edit features standout fabrics—think satin, glitter mesh, crepe, and lace—that look stunning in photos and feel just as good as they look.

Modern Details & Romantic Touches

Looking for a style that balances elegance and edge? Try corset bodices, high slits, lace-up backs, or open-shoulder necklines. Prefer something softer? Discover long guest dresses with flutter sleeves, tiered skirts, and embroidered accents that bring a romantic, elevated vibe.

Perfect for Every Celebration

No matter the setting—black tie, garden, coastal, or semi-formal—Windsor’s long wedding guest dresses are crafted to fit the occasion. Designed for movement, comfort, and unforgettable style, these gowns ensure you arrive polished and poised.

Shop Windsor’s collection of long wedding guest dresses online, in-app, or at 350+ Windsor stores and find the perfect look for your next celebration.

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

Popular silhouettes include mermaid, column, trumpet, and asymmetrical designs, each offering a unique look. Mermaid and trumpet styles create a form-fitting, dramatic effect, while column and asymmetrical dresses provide a sleek, modern feel. Explore a variety of options in Windsor's full collection of wedding guest dresses to find the perfect fit for your next event.

What fabrics work best for long wedding guest dresses?

The best fabric depends on the season and wedding setting. Satin and velvet bring a luxe touch to evening or outdoor weddings, while chiffon and crepe offer lightweight elegance for spring and summer celebrations. Mesh and lace add texture, and glitter fabrics create a statement look for formal occasions.

Can I wear a long dress to a casual or outdoor wedding?

Yes! A long dress can be perfect for outdoor or semi-casual weddings when styled appropriately. Opt for flowy fabrics like chiffon or lightweight satin, and choose relaxed silhouettes like maxi, A-line, or column styles. Pair with strappy sandals or wedges for a more effortless look.

Create your head-to-toe wedding guest look by shopping Windsor online, in-app, or at over 350 retail stores across the U.S. and Canada. Whether celebrating in a candlelit ballroom or under the stars, these long wedding guest dresses ensure you arrive in style.

  • Major Appeal High Slit Maxi Dress

    Create major appeal with a maxi dress that wows from all your best angles! The dress features a sleeveless V-neckline, spaghetti straps, and a maxi length silhouette accented with a high side slit. The dress is composed of a smooth knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with heels.

    Fit & Features 

    • Sleeveless V-neckline
    • Spaghetti straps
    • Maxi length silhouette
    • High side slit
    • Smooth knit fabric 
    • Form hugging fit, moderate stretch 
    • Runs true to size

    Style Number/Barcode: 05101-0525

    Category Name: Long Wedding Guest Dresses

    Price: $5.97 $44.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
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  • Aliana Lace-Up High Slit Mermaid Dress

    Special Occasion

    Designed for the one who owns every entrance, the Aliana formal dress slips through the room in smooth knit with a corset-inspired bodice that sculpts effortlessly. The mermaid silhouette, lace-up back, and high slit create a look that’s sleek, chic, and impossible to overlook.

    Fit & Features

    • Smooth knit fabric with knit lining, high stretch
    • Sleeveless sweetheart neckline, padded bust
    • Corset bodice, flexible boning
    • Spaghetti straps, open cross-back lace-up design, tie closure, lower back zipper with hook-eye closure
    • Ruching, wrap-front design, high-cut slit
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Formal weddings, bridesmaids, galas, red-carpet events, birthday celebrations, and black-tie soirees.

    Style Number/Barcode: 05002-000476

    Category Name: Long Wedding Guest Dresses

    Price: $84.90

    Availability: In Stock

    Available Color: RED

    Available Size: M, L

    Product Badge:
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  • Danielle Cold-Shoulder Ruched Knit Formal Dress

    Special Occasion

    Exude total luxe vibes at your black-tie affair in the Danielle cold-shoulder ruched knit formal dress! Crafted with a stretchy sleek knit fabric, it delivers simple elegance with its chic details. The dress features a cold-shoulder design with adjustable spaghetti straps for a customized fit and short-sleeved cuffs. The bust is shaped with a wired V-neckline for added structure. The ruched front seam will accentuate your curves, leading to a high-cut slit to showcase some leg on the floor-length silhouette.

    Fit & Features

    • Stretchy sleek knit fabric lined with knit
    • Cold-shoulder design, adjustable spaghetti straps, short-sleeved cuffs
    • Wired V-neckline, padded bra cups
    • High waist, back zipper with hook-eye closure
    • Ruched front seam, high slit
    • Floor-length form-fitting silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8294

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Olivia Formal Marabou Feather Bandage Dress

    Special Occasion

    Show off a sexy silhouette in the stunningly chic Olivia formal marabou feather bandage dress! She features a strapless wired V-neckline with a fabulous marabou feather trim for a flirtatious flair, a flattering high waist seam, a hidden back zipper closure, and a long-length hem with an alluring back slit accent. The textured bandage knit fabric offers a curve-hugging fit for a smooth and sculpted look with plenty of stretch. Complete the outfit in this long dress with strappy stilettos for your next black-tie affair.

    Fit & Features

    • Strapless wired V-neckline
    • Marabou feather trim
    • High waist seam, hidden back zipper, hook and eye closure
    • Long-length hem, back slit
    • Textured bandage knit fabric, curve-hugging fit, sculpted look, plenty of stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7346

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $99.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Everly Formal Sleeveless Glitter Mermaid Dress

    Special Occasion

    Bring the glamour with a glitter dress that radiates glitz from all your best angles. The dress features a sleeveless square neckline and a fitted bodice that leads to a curve-hugging mermaid silhouette. The dress is composed of a glitter knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with rhinestone heels

    Fit & Features

    • Sleeveless square neckline
    • Fitted bodice, flexible boning 
    • Mermaid silhouette
    • Glitter knit fabric 
    • Form hugging fit, moderate stretch 
    • Runs true to size

     

    The saturation of glitter varies. Glitter may transfer.

    Style Number/Barcode: 05002-1298

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Caroline One-Shoulder Formal Dress

    Special Occasion

    So effortless, the Caroline formal dress is simple yet stylishly chic. She features a sleeveless one-shoulder neckline with pleated detailing and a dual spaghetti strap design, a fitted bodice, a high waist seam, and a floor-length silhouette with a high side slit. Style this dress with sparkling statement earrings and an embellished clutch.

    Fit & Features

    • Sleeveless one-shoulder neckline
    • Pleated detailing, dual spaghetti strap design
    • Strapless or adhesive bra recommended
    • Hidden back zipper, hook and eye closure
    • High waist seam, floor-length skirt, side slit
    • Crepe fabric
    • Form-hugging fit, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-2245

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Cecilia Off-The-Shoulder Ruffle Formal Dress

    Special Occasion

    Ethereal and elegant, the Cecilia mesh off-the-shoulder dress is made for entrances that linger in memory. The cascading ruffle detail and sleek silhouette bring soft movement and romantic polish to every occasion.

    Fit & Features

    • Mesh-lined fabric
    • Off-the-shoulder neckline, ruffled short-sleeve cuffs
    • High side slit
    • Ruffled form-hugging fit
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, black tie galas, fancy brunches, bridal showers, baby showers, garden parties, date nights, milestone celebrations, birthdays, dinner parties

    Style Number/Barcode: 05002-000299

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: Out of Stock

    Product Badge:
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  • Rae Lace-Up Glitter Mermaid Dress

    Special Occasion

    The long mermaid dress features a glitter knit fabrication, a sleeveless cowl neckline, spaghetti straps that lead to a cross-back design, and a lace-up back design. Complete the formal outfit with a satin clutch. 

    Fit & Features

    • Lined glitter knit fabrication
    • Sleeveless cowl neckline
    • Spaghetti straps lead to x-back design
    • Lace-up back design
    • Mermaid silhouette
    • Long hem length
    • Runs true to size

    Style Number/Barcode: 05002-8865

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Avery Sweetheart Mermaid Satin Formal Dress

    Special Occasion

    All out glamour has arrived, and she's the Avery satin formal dress. This mermaid dress brings all the allure with a curve-loving silhouette, a sweetheart neckline, and a high slit that guarantees jaws drop!

    Fit & Features

    • Stretch satin fabric, bust knit lining
    • Sweetheart neckline, padded bra cups
    • Adjustable spaghetti straps
    • High front slit
    • Mermaid silhouette, floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, black tie galas, formal celebrations, dinner parties, date nights

    Style Number/Barcode: 05002-000459

    Category Name: Long Wedding Guest Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: BLACK, HUNTER

    Available Size: L, XL

  • Khloe Long Glitter Formal Gown

    Special Occasion

    Have a sparkling night in our Khloe! She is designed with a v-neckline, spaghetti straps that lead to a criss-cross back, and an empire waist seam. She has a form fitting slim silhouette that leads down to a floor sweeping mermaid hemline. She is composed of a knit material that offers moderate stretch and is embellished with glitter that reflects red throughout! Glitter may transfer.

    Model is 5'7" with a 34" 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: 05002-0370

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
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  • Kiele Formal Bustier Mermaid Long Dress

    Special Occasion

    Be the highlight of every glam event in the Kiele formal bustier long dress! She features a sweetheart neckline, adjustable spaghetti straps, and a built-in padded underwire bust providing support and comfort. The bonded floor length hem and mermaid silhouette exude sophistication and a voluminous effect! The formal long dress is composed of a smooth knit fabric that hugs like an hourglass and has a stretchy full knit lining. Complete the look with a rhinestone necklace and earrings for a black tie gala or formal dance!

    Fit & Features

    • Sleeveless sweetheart neckline
    • Adjustable spaghetti straps
    • Back zipper and hook-eye closure
    • Built-in padded underwire bust
    • Mermaid silhouette, bonded floor-length hem
    • Smooth knit fabric, full stretchy knit lining
    • Runs true to size

    Style Number/Barcode: 05002-7845

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Gigi Cowl Neck Button Slit Satin Formal Dress

    Special Occasion

    The Gigi satin formal dress is a stunning choice for occasions that call for grace and poise! Crafted from a smooth satin jacquard pattern fabric, this column dress is forever flattering from the cowl neckline to the high slit adorned with faux button accents.

    Fit & Features

    • Jacquard pattern, premium satin fabric
    • Cowl neckline
    • Adjustable spaghetti straps
    • Back zipper and hook-eye closure
    • Side faux button accents, high slit
    • Column silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, galas, black tie celebrations, elegant functions, parties

    Style Number/Barcode: 05002-9602

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $74.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Laurel Lace-Up A-Line Slit Satin Formal Dress

    Special Occasion

    A timeless silhouette gets a hint of modern flair on the Laurel satin formal dress perfect for bridesmaids, wedding guests, or fancy parties! Made from luxuriously silky satin fabric, she boasts a lace-up back designed to turn heads and a flattering V-neckline that highlights your bust. The A-line silhouette accentuates your figure while the high front slit adds a touch of allure, this floor-length gown will make you feel elegant and sophisticated at any formal event! Complete the look with dainty earrings and heels for a chic evening style.

    Fit & Features

    • Satin fabric lined with knit
    • Spaghetti straps
    • Padded bra cups
    • Lace-up, back zipper and hook-eye closure
    • High front slit
    • A-Line silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8130

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $74.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Raina Glitter Knit High Slit Mermaid Dress

    Special Occasion

    Create a stunning spark in the gorgeous Raina glitter knit mermaid dress at prom, weddings, or fancy parties! She features a sleeveless V-neckline with a built-in padded bust, bungee spaghetti straps, an open back with a cross-back strappy design, a hip-hugging fit, stylish ruching with an adjustable drawstring, a floor-sweeping hem with a short cascading train, a chic front slit, and a mermaid silhouette. The semi-sheer glitter knit fabric includes a mini-length lining. Complete the look in this formal long dress with rhinestone heels.

    Fit & Features

    • Sleeveless V-neckline, padded bust
    • Bungee spaghetti straps, open back, cross-back strappy design
    • High waist seam, hip-hugging fit, ruching, adjustable drawstring
    • Floor-sweeping hem, short train, front slit, mermaid silhouette
    • Semi-sheer glitter knit fabric, mini-length knit lining, moderate stretch
    • Bra optional
    • Runs true to size

    Style Number/Barcode: 05002-6946

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $109.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Steff Off-The-Shoulder Mermaid Slit Formal Dress

    Special Occasion

    An off-the-shoulder formal dress features a twisted sweetheart neckline and a flattering mermaid silhouette boasting a high front slit. Perfect for homecoming or a banquet.

    Fit & Features

    • Smooth knit fabric, moderate stretch
    • Off-the-shoulder sweetheart twisted neckline
    •  High front slit
    • Mermaid floor-length silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8768

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Celia Formal Sequin Two-Piece A-Line Dress

    Special Occasion

    Make your grand entrance at prom in the Celia Formal Sequin Two-Piece A-Line dress sure to leave the room wonderstruck! She's designed in a two-piece silhouette with a strapless, tube sequin embroidered top with a built-in padded bust. Bring the drama to the night in her A-line satin skirt featuring a floor-sweeping silhouette with a slit accent that's perfect styling with glitzy heels to add extra shine to your prom night ensemble!

    Fit & Features

    • Two-piece design
    • Strapless sequin tube top, built-in padded bust
    • Attached on the back, zipper and hook and eye closure
    • A-line satin-lined skirt
    • Side slit, floor-length hem
    • No stretch
    • Runs true to size

    Style Number/Barcode: 05002-2005

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $129.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Ava Rhinestone Strap Slim Crepe Formal Dress

    Special Occasion

    Comfort and glam make a marvelous pair on the Ava crepe formal dress perfect for wedding guests, and banquets. Elevated by rhinestone embellished spaghetti straps and a chic slim silhouette, this formal long dress boasts a flattering square neckline and padded bra cups for support. The side pleated seam accentuates your curves and creates the high front wrap slit to show off your shoes. Complete the look with an elegant hair accessory, bracelet, and heels.

    Fit & Features

    • Crepe knit fabric with stretch
    • Rhinestone embellished spaghetti straps
    • Padded bra cups
    • Back zipper closure
    • Sim silhouette
    • High front wrap slit
    • Runs true to size

    Style Number/Barcode: 05002-8210

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $44.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Dorothea Formal Sequin Mermaid Dress

    Special Occasion

    Shine bright like the stars in your eyes in the Dorothea formal sequin dress for the prom and any red carpet affair! She features a classic, sleeveless, sweetheart neckline, sleek bungee spaghetti straps, and a built-in padded bust for a supportive fit. Flaunt your curves in her figure-loving, mermaid silhouette with a sultry high-cut front slit perfect for showcasing some skin on the floor-length hem. Complete your prom look with a glam clutch.

    Fit & Features

    • Sleeveless, sweetheart neckline, bungee spaghetti straps
    • Built-in padded bust, no-bra required
    • Back zipper closure
    • Form-fitting mermaid silhouette
    • High-cut front slit, floor-length hem
    • Sequin knit fabric
    • Fits true to size

    Style Number/Barcode: 05002-2336

    Category Name: Long Wedding Guest Dresses

    Price: $20.97 $99.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Elina Halter Cutout Mermaid Dress

    Special Occasion

    Made for unforgettable entrances, the Elina halter mermaid dress stuns with a keyhole cutout and an open back that flows into a sleek, sculpted silhouette. The slinky knit flatters every curve with effortless sophistication.

    Fit & Features

    • Slinky knit fabric, high stretch
    • Sleeveless twisted halter neckline, keyhole cutout
    • Tie-back halter straps
    • Open back, lower twist-back design
    • Ruching
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, black-tie parties, dressed-up dinners, red-carpet events, galas, and formal affairs.

    Style Number/Barcode: 05002-000348

    Category Name: Long Wedding Guest Dresses

    Price: $59.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Eliana Lace-Up Mermaid Glitter Knit Formal Dress

    Special Occasion

    The Eliana glitter knit formal dress will speak your shine language! Perfect for modern brides who love to sparkle, birthday girls, or wedding guests. Her V-neckline, padded bra cups, and spaghetti straps accentuate your curves while the lace up back adds a touch of allure. With a high front slit and a mermaid silhouette, this floor-length hem dress in glitter knit fabric is sure to make you shimmer. Complete the look with dangly earrings.

    Fit & Features

    • Glitter knit fabric lined with stretchy knit
    • Spagehtti straps
    • Padded bra cups, V-neckline
    • Lace-up
    • High front slit
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8368

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Alaina Glitter Knit Mermaid Dress

    Special Occasion

    The Alaina strapless glitter knit mermaid dress is all about sleek drama, showcasing a smooth, luminous finish that feels effortlessly elevated. A striking open back with O-ring detail adds just the right touch of glamour for moments that call for unforgettable entrance energy.

    Fit & Features

    • Strapless straight neckline
    • Fitted bodice
    • Side cutouts at the waist leading to open lower back
    • O-ring back detail with dangling chain and rhinestone accent
    • Curve-hugging mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Wedding guests, winter formal, black-tie parties, galas, birthday celebrations, and red-carpet events.

    Style Number/Barcode: 05002-000798

    Category Name: Long Wedding Guest Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: YELLOW, LIGHT, BLUE

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

    Product Badge:
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  • Lana Sequin Mesh Formal Dress

    Special Occasion

    Showcase a gorgeous silhouette in the stunning Lana sequin mesh formal dress. She features a sleeveless square neckline, spaghetti straps, an open back with a lace-up strappy design for a customized fit, and a floor-length hem with a high front slit. The lined mesh fabric features all-over sequin embroidery in a chic scroll pattern. Style this dress with rhinestone duster earrings.

    Fit & Features

    • Sleeveless square neckline, no-slip strip
    • Padded bust, no bra required
    • Spaghetti straps, open back, lace-up strappy design, tie closure
    • High waist seam, lower back zipper, hook and eye closure
    • Floor-length hem, fitted silhouette, high front slit
    • Sheer mesh fabric, full knit lining, moderate stretch
    • Sequin embroidery, scroll pattern
    • Runs true to size

    Style Number/Barcode: 05002-2486

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $109.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Trinity Formal High Slit Glitter Dress

    Special Occasion 

    Make a glitzy impression in the Trinity formal dress that glows under the spotlight! She features a sleeveless square neckline with a U-shaped wire insert, spaghetti straps, and a form-hugging mermaid silhouette, and a ruched seam with a sexy high-side slit to showcase some skin. The formal dress is composed of a glitter stretch-knit fabric and is partially lined. Complete your dressy look with a rhinestone bracelet and heels.

    Fit & Features

    • Sleeveless square neckline, spaghetti straps
    • U-shaped wire insert
    • Bra-friendly design
    • Form-hugging, mermaid silhouette
    • High side slit
    • Glitter stretch-knit fabric, partial lining
    • Fits true to size

    Style Number/Barcode: 05002-1343

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $62.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Aly Formal Floral Velvet Lace-Up Mermaid Dress

    Special Occasion

    Step into the garden of sultriness in the Aly formal long dress! She captivates everyone in her plunge V-neckline, a padded bust,  spaghetti straps that lace up in the back, and a flattering mermaid silhouette and floor-length hem. The formal long dress is designed with a flocked floral pattern on mesh fabric and has a stretchy full knit lining. Complete the look in a sleek lariat necklace for a black tie formal event! 

    Fit & Features

    • Sleeveless plunge V-neckline, padded bust
    • Spaghetti straps, lace-up back
    • Back zipper and hook-eye closure
    • Mermaid silhouette, floor-length hem
    • Flocked floral velvet pattern
    • Mesh fabric, full stretch knit lining
    • Runs true to size

    Style Number/Barcode: 05002-7958

    Category Name: Long Wedding Guest Dresses

    Price: $39.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free