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.

  • Mazie Formal Sequin V-Neck Mermaid Dress

    Special Occasion

    Light-catching sequin rows create a shimmer on the Mazie formal long dress perfect for homecoming and red-carpet celebrations! She features a sleeveless V-neckline, padded bust, sleek bungee spaghetti straps, and a curve-flaunting mermaid silhouette that gracefully touches the floor. The formal maxi dress is composed of a mesh fabric with sequin embroidery in a gorgeous chandelier design and includes a stretchy knit lining. Style the floor-length dress with a clutch and heels.

    Fit & Features

    • Sleeveless V-neckline, padded bust
    • Bungee spaghetti straps, back zipper closure
    • Curve-hugging, mermaid silhouette
    • Floor-length hem
    • Sequin-embroidery, chandelier design
    • Mesh fabric, stretchy knit lining
    • Bra optional
    • Runs true to size

    Style Number/Barcode: 05002-2991

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $149.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Ember Formal Wrap Mermaid Dress

    Special Occasion

    Wrap yourself in elegance with a formal dress that makes a breathtaking impression. Ember features a wrap V-neckline, spaghetti straps, and a wrap mermaid silhouette. The dress is composed of a crepe fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and a dainty cuff.

    Fit & Features

    • Wrap V-neckline
    • Spaghetti straps
    • Wrap mermaid silhouette
    • Lined crepe fabric 
    • Form hugging fit, moderate stretch 
    • Runs true to size

    Style Number/Barcode: 05002-1432

    Category Name: Long Wedding Guest Dresses

    Price: $13.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Alondra Ruched Velvet Front Slit Mermaid Dress

    Special Occasion

    Capture beauty in the Alondra formal velvet long dress that makes the perfect plus one for any event. The dress features curve-enhancing ruching and a high front slit to show some skin along the mermaid floor-length silhouette. Complete the look with earrings and heels.

    Fit & Features

    • Velvet fabric, moderate stretch
    • Square neckline
    • Adjustable spaghetti straps
    • Ruched bodice and waist
    • High front slit
    • Floor-length mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8792

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Yasmine Formal Lace Corset Mermaid Dress

    Special Occasion

    Your curves deserve a moment in the Yasmine formal dress - an undeniably beautiful style for banquets or galas! She features a sleeveless scoop neckline, adjustable spaghetti straps, a semi-sheer lace corset bodice with padded cups and flexible boning, and side ruched seams that accentuate your figure along her floor-length mermaid silhouette. The formal dress is composed of a slinky knit-lined fabric with moderate stretch. Complete the look in rhinestone fringe earrings for a glam effect!

    Fit & Features

    • Sleeveless scoop neckline, adjustable spaghetti straps
    • Back zipper and hook-eye closure
    • Semi-sheer lace corset bodice, flexible boning, padded cups
    • Side ruched seams, mermaid silhouette, floor-length hem
    • Lined slinky knit fabric, moderate stretch
    • No bra required
    • Runs true to size

    Style Number/Barcode: 05002-7207

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Adah Formal Glitter A-Line Dress

    Special Occasion

    Razzle and dazzle in the Adah formal glitter dress sure to memorize the room with her sparkly entrance! She features a sleeveless, sweetheart neck, lightly padded bust, and sleek bungee spaghetti straps that cross along her open back with a bum-ruched seam and zipper closure. Her form-fitting, a-line silhouette accentuates your curves and elongates your figure thanks to the flared, floor-length hem. The formal dress is composed of a glitter stretch-knit lined fabric. Complete your dressy look with a chic hairpiece to tame your tresses.

    Fit & Features

    • Sleeveless, sweetheart neck, bungee spaghetti straps
    • Lightly padded bust, bra optional
    • Open-back, cross straps, bum ruched seam, zipper closure
    • High waist seam, form-fitting
    • A-line silhouette, floor-length hem
    • Glitter stretch-knit lined fabric
    • Fits true to size

    Style Number/Barcode: 05002-2409

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $99.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Tiffany Lace-Up Slit Mermaid Formal Dress

    Special Occasion

    Romantically speaking, the Tiffany lace-up formal dress is destined to be beloved at weddings, banquets, and fancy soirees! Crafted with lined smooth knit fabric, this dress is truly a work of art. She features a subtle and sultry cowl neckline and wide shoulder straps for a tasteful touch. The mesmerizing lace-up back design, lower back ruching, and mermaid silhouette enhance your silhouette while the high front slit and floor-length hem add a touch of allure! Complete the look with a rhinestone necklace and heels.

    Fit & Features

    • Stretchy smooth knit fabric, full-length knit lining
    • Cowl neckline
    • Wide shoulder straps
    • Lace-up back, lower ruching
    • High front slit
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8428

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Sandra Halter Open Back Mermaid Sequin Dress

    Special Occasion

    Evoke glamour in the Sandra sequin formal dress to bring sparkle to black-tie soirees! She's designed with a halter neckline with button closures to secure the sophisticated look, while the open back adds a touch of sultry. The mermaid silhouette and floor-length hem flatter every figure and curve to reveal a stunning fit, adorned with a mesmerizing sequin scroll pattern on delicate mesh fabric. Complete the look with a bracelet, clutch, and heels for a chic evening affair!

    Fit & Features

    • Sequin scroll pattern, mesh fabric lined with stretchy knit
    • Button back closures
    • Back zipper and hook-eye closure
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8165

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $119.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Rosalie Formal Mermaid Dress

    Special Occasion

    Showcase timeless elegance in the simple yet chic Rosalie formal mermaid dress. She features a sleeveless square neckline, spaghetti straps, princess seams that run down the length of the dress, and a floor-length, fitted, mermaid silhouette. Complete the look with sparkling statement earrings and an embellished clutch.

    Fit & Features

    • Sleeveless square neckline, spaghetti straps
    • Strapless or adhesive bra recommended
    • Princess seams, high waist seam, back zipper, hook and eye closure
    • Mermaid silhouette
    • Floor-length hem with interfacing trim
    • Crepe fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-2087

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $66.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Arielle Strapless Mermaid Formal Dress

    Special Occasion

    Made for candlelit entrances and compliments that follow you across the room, this strapless gown delivers sleek glamour with a sculpted fit. The ruched mermaid silhouette and cascading side sash create elegant movement with every step.

    Fit & Features

    • Slinky knit stretchy fabric with sheen effect
    • Strapless neckline
    • Front sash wrap waist 
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Wedding guests, bridesmaids, black tie galas, formal milestone parties, rehearsal dinners, anniversaries, vacations, destination celebrations, fancy occasions

    Style Number/Barcode: 05002-001703

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: YELLOW, WINE

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

    Product Badge:
    • Best Seller
  • Liza Satin Mermaid Formal Dress

    Special Occasion

    Sleek and sculpted with an effortlessly glamorous feel, the Liza gown is made for evenings that call for confident elegance. Lustrous satin defines the mermaid floor-length silhouette, while the sweetheart halter neckline and high slit create a striking, polished finish.

    Fit & Features

    • Smooth satin-lined fabric with a soft, luminous finish
    • Sweetheart halter neckline, padded bra cups
    • Back zipper and hook-eye closure
    • Mermaid floor-length silhouette
    • High slit
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, galas, black tie celebrations, milestone birthdays, red-carpet occasions, formal award dinners

    Style Number/Barcode: 05002-001341

    Category Name: Long Wedding Guest Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: HUNTER, BLACK

    Available Size: XS, S, M

    Product Badge:
    • Ships Free
  • Santana Strapless Scarf Mermaid Satin Formal Dress

    Special Occasion

    The Santana satin formal dress is your ticket to black-tie glamour! With a chic scarf for versatile styling and a stunning mermaid silhouette, this dress makes an entrance.

    This dress is made for the spotlight. Want more ways to stand out? Shop our vibrant pink prom dresses or find a chic, event-ready look in our wedding guest dresses.

    Fit & Features

    • Stretch satin fabric, stretchy knit lining
    • Strapless neckline, padded bra cups
    • Back zipper and hook-eye closure
    • Scarf included
    • Mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, black-tie weddings, bridesmaids, garden parties, formal cocktail soirees, opera nights

    Style Number/Barcode: 05002-9684

    Category Name: Long Wedding Guest Dresses

    Price: $39.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Calista Formal High Slit Halter Dress

    Special Occasion

    Make a captivating entrance with a dress that brings the elegance to your evening! The dress features a halter neckline with a square neck bust, halter neck strap, ruching, and a high side slit. The dress is composed of a satin fabric that offers a form-hugging fit with minimal stretch. Complete look with rhinestone heels and statement earrings.

    Fit & Features

    • Halter neckline
    • Square neck bust
    • Halter neck strap
    • Ruching
    • High side slit
    • Satin fabric
    • Form hugging fit, runs true to size

    Style Number/Barcode: 05002-1318

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Late Bloom Energy Floral Mesh Maxi Dress

    This is the kind of dress that makes the plan feel official. A floral mesh maxi dress with a sleek V-neck and open back moment that moves with you from drinks to dinner.

    Fit & Features

    • Lightweight floral mesh fabric with soft lining
    • V-neckline with spaghetti straps
    • Open back design
    • Body-skimming maxi dress silhouette
    • Runs true to size

    Style Number/Barcode: 05101-001252

    Category Name: Long Wedding Guest Dresses

    Price: $44.90

    Availability: In Stock

    Available Color: IVORY

    Available Size: XS, S, M, L

  • Jaylee Strapless Satin Formal Dress

    Special Occasion

    You'll look simply chic in the Jaylee sleek satin formal dress. She features a strapless straight across neckline with a fold-over design, an alluring open back with a ruched strap at the center, draped detailing at the lower back, and an A-line silhouette that cascades down to a long-length hem. The smooth satin fabric has a lightweight feel for comfortable wear. Complete your dressy look with a rhinestone choker necklace and clear heels.

    Fit & Features

    • Strapless straight across neckline, fold-over design, no-slip silicone strip
    • Sticky bra recommended
    • Open back, ruched elastic strap at the center
    • Draped design at the lower back
    • A-line silhouette, long-length hem
    • Lightweight satin fabric, no stretch
    • Runs true to size

    Style Number/Barcode: 05002-7014

    Category Name: Long Wedding Guest Dresses

    Price: $14.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Anaya Lace Open Back Formal Dress

    Special Occasion

    The Anaya dress is pure evening romance, designed to feel timeless yet undeniably captivating as it moves with you. Delicate lace, a sweetheart neckline, and an open back with tie come together in a fitted mermaid silhouette that feels elegant, confident, and unforgettable.

    Fit & Features

    • Lace fabric with full knit lining
    • Sweetheart neckline with spaghetti strap tie, underwire bust
    • Fitted lace bodice with open back cutout, lower zipper and hook-eye closure
    • Defined waist with contoured shaping
    • Floor-length mermaid skirt
    • Runs true to size.

     

    Where to Wear:

    Weddings, evening galas, seasonal celebrations, formal dinners, upscale receptions, elegant soirees, milestone celebrations, destination vacations, honeymoons, red-carpet occasions

    Style Number/Barcode: 05002-000724

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Colette Strapless Mermaid Satin Formal Dress

    Special Occasion

    The Colette satin formal dress is the epitome of sophisticated dressing with a chic strapless neckline and pleated mermaid silhouette that highlights your curves!

    Fit & Features

    • Premium satin fabric lined with stretchy knit
    • Strapless sweetheart neckline, padded bra cups
    • Back zipper and hook-eye closure with ruching
    • Pleated mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear: 

    Prom, weddings, bridesmaids, black-tie galas, charity dinners, nights at the theatre, and glam events.

    Style Number/Barcode: 05002-9672

    Category Name: Long Wedding Guest Dresses

    Price: $39.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Kourtney Halter Mermaid Satin Formal Dress

    Special Occasion

    You'll make jaws drop in the Kourtney satin formal dress as a gorgeous bridesmaid or black-tie party guest! Made from silky satin that exudes luxury, she boasts a high cowl neckline with halter tie straps creating a sophisticated silhouette, while the open back adds a touch of sensuality. Side pleated seams and a high front wrap slit complete this exquisite mermaid gown. Make a statement at your next special event in this floor-length stunner and complete the look with rhinestone earrings and heels.

    Fit & Features

    • Stretch satin fabric with a bust knit lining
    • Halter tie straps
    • Open back
    • High front wrap slit
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8249

    Category Name: Long Wedding Guest Dresses

    Price: $9.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Olga Formal One Shoulder Long Dress

    Special Occasion

     Your curves deserve the spotlight in the Olga formal dress perfect for bridesmaids or fancy dinner parties! She features a sleeveless one-shoulder neckline with an asymmetrical strap, bust lining, and side ruched seams to accentuate your figure along her bodycon, slim silhouette, and a skin-flaunting high side slit and long hem. The formal dress is composed of a slinky knit fabric with a sheen effect and moderate stretch. Style with a stunning jewelry set and heels to complete your dressy look!

    Fit & Features

    • Sleeveless one-shoulder neckline
    • Asymmetrical strap, bust lining
    • Side ruched seams, bodycon slim silhouette
    • High side slit, long hem
    • Slinky knit fabric with a sheen effect, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-6900

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $89.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Sara Formal Glitter Lace-Up Dress

    Special Occasion

     Glistening glitter creates endless shine on the Sara glitter dress for your next formal party! She features a glowing mermaid silhouette starting from her sleeveless, cowl neck, spaghetti straps, and sultry open-back with a lace-up design. Her high waist seam leads to the form-fitting, floor-length hem with a revealing side slit to showcase some skin. the formal dress is composed of a stretch-knit lined fabric with a moderate stretch. Complete your dressy look in a glam hair piece and a clutch.

    Fit & Features

    • Sleeveless, cowl neck, spaghetti straps
    • Adhesive bra recommended
    • Open-back, lace-up design
    • High-waist seam, side slit
    • Form-fitting, mermaid silhouette, floor-length hem
    • Glitter stretch-knit lined fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-2374

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $66.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Mary Formal High Low Chiffon Dress
    Special Occasion 

    Create a twirl worthy moment in our gorgeous Mary navy dress! She features a sleeveless bodice, a wrap V neckline and adjustable narrow straps. Her slim fit bodice leads to a sweeping high-low silhouette. She brings the romance with her all over floral print. Dress is composed of a lined chiffon fabric that offers a form hugging fit with minimal stretch. Includes a mini skirt length knit lining.

    Model is 5'9" with a 32" bust, 23" waist and 34.5" hips. She is wearing a size small.

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05002-6546

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Cameron Ruffled High-Slit Corset Mermaid Dress

    Special Occasion

    A true main-character moment—this smooth knit mermaid gown is designed to sculpt, shape, and captivate from every angle. With a structured sweetheart bodice, lace-up back, and cascading ruffle skirt with a front slit, it’s made for that slow-turn, stop-and-stare entrance.

    Fit & Features

    • Lined smooth knit fabrication
    • Strapless sweetheart neckline, padded bra cups
    • Corset-like bodice with boning 
    • Lace-up back detail, zipper and hook-eye closure
    • Ruffled skirt with front slit
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, black tie weddings, galas, formal celebrations, big birthday dinners, evening receptions, milestone events

    Style Number/Barcode: 05002-001334

    Category Name: Long Wedding Guest Dresses

    Price: $109.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: XS, S, M

    Product Badge:
    • Ships Free
  • Trisha Lace Long Formal Dress

    Special Occasion

    Designed for nights that deserve a dramatic entrance, this lace long silhouette shapes and sculpts with a cutout mock neckline and a daring lace-up front that draws the eye. The high front slit adds movement and allure, creating a look that feels bold, polished, and unforgettable.

    Fit & Features

    • Lace fabric lined with smooth, stretchy knit
    • Cutout mock neckline with lace up front
    • Open back design
    • Back zipper and hook-eye closure
    • High front slit for striking movement
    • Form-hugging long silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, receptions, black-tie galas, fashion events, red-carpet soirees, holiday parties, birthday dinners, date nights

    Style Number/Barcode: 05002-001011

    Category Name: Long Wedding Guest Dresses

    Price: $79.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Rani Sleeveless Strappy Open-Back Beaded Mermaid Dress

    Special Occasion

    The long mermaid dress features a sleeveless v-neckline, adjustable spaghetti straps, an open-back design accented with multiple spaghetti straps, and a beaded embellished pattern. Complete the formal outfit with a rhinestone clutch. 

     

    Make your entrance unforgettable in this dress. For more glam styles, explore intricate embellishments on beaded prom dresses or be ready to celebrate in wedding guest dresses.

    Fit & Features

    • Lined mesh fabrication, beaded embellishments
    • Sleeveless v-neckline
    • Adjustable spaghetti straps
    • Open back accented with multi-strap design
    • Back zipper and hook-eye closure
    • Long length hem
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8948

    Category Name: Long Wedding Guest Dresses

    Price: $69.97 $149.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Ramona Formal Velvet Rose Strappy Mermaid Dress

    Special Occasion

    A lovely rose pattern covers the romantic Ramona formal dress perfect for weddings or any fancy occasion! She features a sleeveless square neckline adorned with sleek bungee spaghetti straps, a strappy open back, and a figure-flaunting mermaid silhouette with a floor-length hem. The formal dress is designed with a flocked velvet rose pattern on mesh fabric and includes a stretchy knit lining. Complete the look with a chic mini clutch and earrings.

    Fit & Features

    • Sleeveless square neckline
    • Bungee spaghetti straps
    • Mermaid silhouette
    • Floor-length hem
    • Flocked velvet rose pattern, mesh fabric, stretchy knit lining
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-7481

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale