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.

  • Izzy Satin Beaded Mermaid Formal Dress

    Special Occasion

    The beaded T-back trim gives this mermaid dress its standout finish. This satin bead mermaid dress pairs a V-neckline with spaghetti straps, an open back, and a smooth satin-like finish for sleek dimension. The floor-length mermaid silhouette keeps the look polished and defined.

    Fit & Features

    • Stretch satin fabric, knit lining
    • V-neckline, spaghetti straps
    • Beaded T-back detachable straps, open-back design
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, vacations, honeymoons, destination celebrations, cocktail parties, birthday dinners, anniversaries, yacht parties, resort getaways, formal events

    Style Number/Barcode: 05002-001728

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: BROWN

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

  • Ariah Pleated High Slit Mermaid Dress

    Special Occasion

    Made for sweeping into the room, the Ariah formal dress pairs lustrous knit fabric with a curve-skimming mermaid silhouette, flattering pleated draping, and a dramatic high slit. The sculpted neckline and fluid, floor-length finish bring polished glamour to weddings, galas, black-tie parties, and elevated evenings out.

    Fit & Features

    • Sleek knit fabric with full-length knit lining, high stretch
    • Sleeveless V-neckline, pleated wrap-front overlay
    • Tank straps, back zipper with hook-eye closure
    • Pleated waist
    • High-cut side slit
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, black-tie parties, galas, dressed-up dinners, formal nights out, and chic soirees.

    Style Number/Barcode: 05002-001891

    Category Name: Long Wedding Guest Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: MAGENTA

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

    Product Badge:
    • Ships Free
  • Lizette Strapless A-Line Ruffle Pleated Tulle Gown

    Special Occasion

    Sweet pleated ruffles romance the Lizette floor-length gown fit for bridesmaids, prom, and black tie soirees! Made with delicate pleated ruffles and tulle fabric with a glittery underskirt, this gown is a work of art that will make you feel like a true fashion icon. The sweetheart neckline, non-slip grip lining, and padded bra cups provide a secure, flattering fit. The cutout bust accent adds a touch of sophistication to the elegant A-line silhouette perfect for every figure. Complete the look with a gorgeous hair accessory, dainty earrings, and heels for a magical evening!

    Fit & Features

    • Tulle fabric, full glitter tulle, short knit underskirt linings
    • Pleated ruffles
    • Back zipper and hook-eye closure
    • Padded bra cups, cutout bust accents
    • A-line silhouette
    • Runs true to size

    Style Number/Barcode: 05005-0112

    Category Name: Long Wedding Guest Dresses

    Price: $129.97 $299.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Annika Foiled Glitter Strapless Mermaid Dress

    Special Occasion

    A polished entrance starts with a little shimmer. The Annika strapless foiled glitter mermaid dress pairs a sweetheart twist-front bodice with ruched detailing and a floor-length silhouette for a sleek formal look. The finish feels elegant, modern, and ready for black-tie occasions.

    Fit & Features

    • Shimmering foiled glitter fabric with lining, moderate stretch
    • Strapless sweetheart neckline
    • Twist-front bodice
    • Ruched detailing
    • Open back with clasp closure
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Wedding guests, homecoming, prom, black-tie parties, galas, and the opera or theatre.

    Style Number/Barcode: 05002-001768

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: PINK, NAVY

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

    Product Badge:
    • New Arrival
  • Reagan Floral Mesh Lace-Up Formal Dress

    Special Occasion

    The Reagan formal dress contours the figure in printed floral mesh with an artfully ruched finish that feels both romantic and striking. A soft cowl neckline, lace-up back, and mermaid silhouette create a look that moves effortlessly from cocktail hour to the last dance.

    Fit & Features

    • Floral print, mesh fabric, knit lining
    • Cowl neckline, padded bra cups
    • Spaghetti straps
    • Lace-up back detail
    • Ruched mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, galas, anniversary parties, vacations, honeymoons, cocktail soirees, formal birthdays, fashion-forward events, special date nights, engagement parties

    Style Number/Barcode: 05002-000949

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: RED

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

  • Valencia Floral Beaded Formal Dress

    Special Occasion

    The Valencia dress catches the light with every step. This floral sequin mermaid gown features a soft cowl neckline, delicate straps, and an open back silhouette that feels equal parts polished and alluring.

    Fit & Features

    • Sequin mesh-lined fabric with floral beading
    • Cowl neckline, spaghetti straps
    • Open back detail with crisscross straps
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, engagement parties, fancy brunches, garden parties, formal celebrations, anniversaries, vacations, honeymoons, cocktail soirees, summer galas

    Style Number/Barcode: 05002-000814

    Category Name: Long Wedding Guest Dresses

    Price: $49.97 $129.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Madelyn Formal Metallic Cowl Neck Long Dress

    Special Occasion

    Own a futuristic babe allure in the Madelyn formal metallic long dress for a one-of-a-kind dress at banquets or formal parties! She shines in a cowl neckline adorned with spaghetti straps that cross in the back, a sleek and flattering slim silhouette, and a high front slit perfect for showing leg along the floor-length hem. The formal maxi dress is crafted from a shiny metallic foiled knit fabric with a sewn-in knit lining. Complete the look with a grand necklace for a statement piece!

    Fit & Features

    • Sleeveless cowl neckline
    • Spaghetti straps, cross back
    • Slim silhouette, high front slit
    • Floor-length hem
    • Metallic foil fabric, sewn-in knit lining, moderate stretch
    • Sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-7841

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Cadence Crepe Tank Two Piece Mikado Dress

    Special Occasion 

    Work your charm in our fabulous Cadence! Everyone will be mesmerized by the gorgeous floral prints and the silky mikado construction of her full skirt. Dust your neckline with a sparkling rhinestone neckline. 

    Fits & Features 

    • Tank Shoulder Straps 
    • Square Neckline I Padded Bust 
    • Crepe Crop Bodice 
    • Floor Length, Lined Mikado Skirt I Petticoat 
    • Printed Floral Design I Pleats Throughout 
    • Back Zipper 
    • Moderate Stretch 

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 05006-0234

    Category Name: Long Wedding Guest Dresses

    Price: $57.97 $109.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Aleah Corset Lace-Up Mermaid Dress

    Special Occasion

    This silhouette is all about clean lines and a sculpted finish. The Aleah cowl neck lace-up mermaid dress skims the figure through the bodice and hips before falling into a floor-length flare, with ruching adding shape along the body. The open lace-up back adds a sleek final detail.

    Fit & Features

    • Mesh fabric with knit lining, high stretch
    • Sleeveless draped cowl neckline, padded bust
    • Corset bodice with structured boning
    • Spaghetti straps, open lace-up back design
    • Lower back zipper with hook-eye closure
    • Ruched detailing, floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Wedding guests, homecoming, winter formal, prom, black-tie parties, galas, and the opera or theatre.

    Style Number/Barcode: 05002-001938

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: NAVY

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

    Product Badge:
    • New Arrival
  • Corinne Strappy Mermaid Formal Dress

    Special Occasion

    The styling direction is simple when the Corinne dress carries this much detail. Ruched texture, a one-shoulder neckline, and a flared mermaid hem create a sleek foundation with a statement back. Keep the accessories understated and let the silhouette lead.

    Fit & Features

    • Smooth lined knit fabric with stretch
    • One-shoulder neckline
    • Ruched detailing
    • Strappy adjustable open-back design
    • Fitted mermaid silhouette with a high front slit
    • Flared floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, rehearsal dinners, engagement parties, big birthday events, cocktail soirees, anniversaries, formal celebrations and events

    Style Number/Barcode: 05002-001746

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: NAVY

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

  • Ruffle Reverie Chiffon Ruffle Maxi Dress

    The charm is all in the layers. A sweetheart neckline flows into tiered chiffon ruffles that give this maxi dress a playful, polished finish, while the cutout back offers a flirty allure. Style with dainty jewelry and heels.

    Fit & Features

    • Chiffon fabric, smooth lining
    • Sweetheart neckline with spaghetti straps
    • Cutout back design
    • Tiered ruffle A-line silhouette
    • Maxi-length hem
    • Runs true to size

    Style Number/Barcode: 05101-001477

    Category Name: Long Wedding Guest Dresses

    Price: $62.90

    Availability: In Stock

    Available Color: NAVY

    Available Size: XS, S, M, L

  • Flirty Moves Ruffle Slit Midi Tube Dress

    This one does the flirting for you. The ruffle slit midi tube dress hugs the body up top, then breaks into cascading tiers with a high-cut side slit that brings plenty of movement.

    Fit & Features

    • Knit fabric, high stretch
    • Strapless straight-across neckline
    • Tiered ruffled design
    • High-cut side slit
    • Maxi-length bodycon silhouette
    • Runs true to size

    Style Number/Barcode: 05101-001351

    Category Name: Long Wedding Guest Dresses

    Price: $64.90

    Availability: In Stock

    Available Color: BLUE

    Available Size: XS, S, M, L

  • Marleigh Lace-Up High Slit Formal Dress

    Special Occasion

    Sleek with a sultry chic style, the Marleigh formal dress features a sleeveless sweetheart neckline with an alluring bust seam outline, thin tank shoulder straps leading to an open lace-up strappy design for a customized fit, and a high-cut side slit to showcase some leg on the long slim-fit silhouette. Complete your look with statement earrings and stiletto heels.

    Fit & Features

    • Smooth knit fabric with plenty of stretch
    • Sweetheart neckline, bust seam outline
    • Thin tank shoulder straps
    • Open cross-back lace-up strappy design
    • High side slit
    • Long slim-fit silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8723

    Category Name: Long Wedding Guest Dresses

    Price: $19.97 $69.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Lexi Formal Sequin Rhinestone A-Line Dress

    Special Occasion

    Make your grand debut in the mesmerizing Lexi formal dress covered in a display of sparkling sequins to captivate everyone! Perfect for prom, black tie weddings, and galas. She shines in a sleeveless square halter neckline with glam rhinestone straps that fasten on her head-turning open back with a hook and eye closure. Her flattering A-line silhouette features a sultry high-cut front slit to show some skin and a flowy floor-length hem. The formal dress is composed of a sequin-scroll pattern on mesh fabric with a stretchy knit lining. Complete the look with a gorgeous hair accessory and heels.

    Fit & Features

    • Sleeveless, square halter neckline, lightly padded bust
    • Rhinestone straps, back hook and eye fastener
    • Open back, lower zipper and hook-eye closure
    • A-line silhouette, high-cut front slit
    • Floor-length hem
    • Sequin-scroll pattern, mesh fabric, stretchy knit lining
    • Runs true to size

    Style Number/Barcode: 05002-6889

    Category Name: Long Wedding Guest Dresses

    Price: $49.97 $109.90

    On Sale: Yes

    Availability: Out of Stock

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

    Special Occasion

    Catch the light from every angle in the Jaymie glitter mermaid gown designed for unforgettable moments. The wrap-style bodice, strappy open back, and softly ruched silhouette create a sleek finish that feels effortlessly glamorous from cocktail hour to last dance.

    Fit & Features

    • Glitter knit fabric, smooth knit lining
    • Sweetheart neckline, surplice accent, padded bra cups
    • Spagehtti straps
    • Lace-up back
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, rehearsal dinners, engagement parties, red-carpet events, cocktail soirees, black tie galas, formal celebrations, anniversaries

    Style Number/Barcode: 05002-001161

    Category Name: Long Wedding Guest Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: HUNTER, WINE

    Available Size: XS, S, M, L

    Product Badge:
    • Ships Free
  • Anika Sequin Applique Formal Dress

    Special Occasion

    Sequin shine and starfish appliques give this dress a fresh, trend-right finish. This sequin applique dress pairs a V-neckline with spaghetti straps, a side slit, and a slim floor-length silhouette for a sleek statement look. The open lace-up back keeps the styling striking from every angle.

    Fit & Features

    • Sequin-embellished fabric, crochet-lined fabric
    • V-neckline, spaghetti straps
    • Starfish appliques
    • High side slit
    • Open lace-up back
    • Form-hugging long-length silhouette
    • Runs true to size

     

    Where to Wear:

    Destination celebrations, weddings, vacations, honeymoons, resort getaways, yacht parties, birthday dinners, cocktail events, special date nights

    Style Number/Barcode: 05002-001682

    Category Name: Long Wedding Guest Dresses

    Price: $74.90

    Availability: In Stock

    Available Color: BROWN

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

  • Vianne Glitter Corset Mermaid Formal Dress

    Special Occasion

    Glitter and sculpted detail give the Vianne formal dress a polished finish. The corset-style bodice, square neckline, and draped hip detail shape the fitted mermaid silhouette, while the lace-up back adds dimension. The floor-length flare makes it an elegant choice for a wedding guest look.

    Fit & Features

    • Sleek knit corset-style bodice, visible seam detailing
    • Sleeveless square neckline
    • Adjustable tank shoulder straps
    • Open lace-up back design
    • Ruched detailing
    • Floor-sweeping glitter mesh mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Wedding guests, winter formal, prom, black-tie parties, galas, dressed-up dinners, and fancy date nights.

    Style Number/Barcode: 05002-001775

    Category Name: Long Wedding Guest Dresses

    Price: $109.90

    Availability: In Stock

    Available Color: BROWN, WINE

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

    Product Badge:
    • Ships Free
  • Oh-So-Glam Rhinestone Fringe Cutout Midi Dress

    You'll look and feel oh-so-glam in this bodycon midi dress designed with a rhinestone embellished fringe along a cutout bodice that flaunts your figure! Pair with heels.

    Fit & Features

    • Smooth knit fabric with knit lining, plenty of stretch
    • Square neckline
    • Spaghetti straps, cross-back design
    • Waist cutout with rhinestone fringe trim
    • Asymmetric midi-length hem, high-cut side slit
    • Bodycon silhouette
    • Runs true to size

    Style Number/Barcode: 05101-2992

    Category Name: Long Wedding Guest Dresses

    Price: $11.97 $39.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Lettie Ring Detail Halter Mermaid Formal Dress

    Special Occasion

    A streamlined shape gets extra impact from the details. The Lettie ring detail halter mermaid formal dress skims the figure through the bodice and hips before opening into a floor-length flare, with an open back adding contrast. The result is polished, dramatic, and refined.

    Fit & Features

    • Sleek knit fabric, high stretch
    • Sleeveless halter neckline
    • Oversized O-ring hardware
    • Draped cowl front
    • Open back
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, formal dances, prom, black-tie parties, dressed-up dinners, anniversaries, and the opera or theatre.

    Style Number/Barcode: 05002-001950

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: XS, S, M, L

    Product Badge:
    • New Arrival
  • Jenny Halter Mermaid Tie-Dye Mesh Formal Dress

    Special Occasion

    Everyone will swoon over your vibrant chicness in the Jenny tie-dye mesh formal dress at banquets and parties! Crafted from a mesh fabric with a unique tie-dye print, this dress will all have eyes on you. She features a halter neckline with a tie strap, side and front ruched seams that accentuate your curves along the mermaid silhouette, and a high front slit that shows some skin along the floor-length hem. Complete the look with rhinestone earrings and a clutch for glamour!

    Fit & Features

    • Tie-dye print, mesh fabric lined with stretchy knit
    • Halter neckline with tie strap
    • High front slit
    • Mermaid silhouette
    • Runs true to size

    Style Number/Barcode: 05002-8612

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Kayla Halter Open Back Slit Mermaid Formal Dress

    Special Occasion

    Effortlessly move through the evening in the Kayla mermaid formal dress in elegant fashion at black tie galas or weddings! She boasts a halter cowl neckline with a tie, a striking open back with ruched strap detail, and a figure-flattering mermaid silhouette. Finished with a high front wrap slit, and floor-length hem, on shimmery foil knit fabric, this dress is perfect for making a sophisticated statement at any formal event. Complete the look with earrings, a clutch, and heels.

    Fit & Features

    • Shimmery foil knit fabric, moderate stretch
    • Halter cowl neck with tie
    • Open back with ruched strap detail
    • High front wrap slit
    • Mermaid silhouette
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-8613

    Category Name: Long Wedding Guest Dresses

    Price: $29.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Ships Free
  • Avielle Short Sleeve Mermaid Formal Dress

    Special Occasion

    This formal dress proves that understated can still feel striking. A fitted mermaid silhouette contours through the waist and hips with gathered ruching before extending into a sleek floor-length hem, finished with a refined mock neckline and short sleeves. 

    Fit & Features

    • Smooth lined knit fabric
    • Mock neckline
    • Short sleeves
    • Ruched waist and hip detailing
    • Fitted mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, rehearsal dinners, engagement parties, galas, cocktail soirees, formal celebrations, black-tie events

    Style Number/Barcode: 05002-001969

    Category Name: Long Wedding Guest Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: BLACK

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

    Product Badge:
    • New Arrival
  • Agnes Polka Dot Chiffon Formal Dress

    Special Occasion

    A little vintage, a little unforgettable, the Agnes polka dot chiffon gown was made for the RSVP that calls for polish with personality. The halter neckline, pleated A-line silhouette, and bow waist detail bring soft movement and a perfectly tied finish.

    Fit & Features

    • Polka dot print, chiffon fabric, smooth knit lining
    • Plunge halter neckline with tie straps
    • Open back detail, lower zipper and hook-eye closure
    • Satin bow belted waist accent
    • Pleated A-Line silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, formal parties, anniversary dinners, engagement parties, galas, cocktail soirees, vacations, honeymoons, euro getaways, resorts, birthday events, rehearsal dinners

    Style Number/Barcode: 05002-001745

    Category Name: Long Wedding Guest Dresses

    Price: $84.90

    Availability: In Stock

    Available Color: BLACK, PRINT

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

    Product Badge:
    • Ships Free
  • Blaire Thigh High Slit Mesh Formal Dress

    Special Occasion

    Sleek with just the right amount of reveal, the Blaire mesh gown is built for a slow, confident entrance. The off-the-shoulder neckline, ruched slim silhouette, side cutouts, and hardware accents create a sculpted finish with after-dark appeal.

    Fit & Features

    • Mesh fabric, sewn-in knit lining, high stretch
    • Foldover off-the-shoulder neckline
    • Side ruched seams
    • Thigh-high side slit with hardware insert
    • Column long-length silhouette
    • Runs true to size

     

    Where to Wear:

    Destination celebrations, cocktail parties, vacations, honeymoons, resort getaways, date nights, birthday dinners, fashion-forward events, formal receptions

    Style Number/Barcode: 05002-001747

    Category Name: Long Wedding Guest Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: BLACK

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