Long Wedding Guest Dresses
Elevate your wedding guest style with these gorgeous long dresses. Whether you prefer a flattering A-line, dramatic mermaid, or sleek sheath silhouette, these styles feature luxe fabrics like satin, rhinestones, velvet, and glitter knit. Perfect for semi-formal, formal, or black-tie weddings, with stunning details like side slits, low backs, and strappy or strapless necklines. Find your picture-perfect long dress or gown for your upcoming wedding celebration.
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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.
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Brookelle Slit Corset Bodycon Formal Dress
Special Occasion
Let the draped neckline set the tone, then keep the rest of the look sleek. This formal dress pairs a curve-hugging shape with ruched sides and a dramatic slit for a polished finish. Style it with strappy heels and minimal jewelry to keep the silhouette in focus.
Fit & Features
- Power mesh-lined fabric with stretch
- Cowl neckline with adjustable spaghetti straps, padded bra cups
- Side zipper and hook-eye closure
- Boned corset bodice with ruched side detailing
- Bodycon fit with a high side slit
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, destination celebrations, rehearsal dinners, engagement parties, birthday dinners, cocktail parties, honeymoons, vacations, resorts, formal events
Style Number/Barcode: 05002-001655
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: OLIVE
Available Size: XS, S, M, L, XL
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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
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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
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Brittnay Chiffon A-Line Formal Dress
Special Occasion
Soft, sweeping, and ready for a graceful entrance, the Brittnay chiffon gown brings effortless movement to every polished occasion. The scoop neckline, adjustable spaghetti straps, pleated waist, dual high front wrap slits, and A-line floor-length silhouette create an elegant finish with a little walk-in drama.
Fit & Features
- Chiffon fabric, sewn-in bust knit lining
- Scoop neckline, adjustable spaghetti straps
- Back keyhole button closure, lower zipper and hook-eye closure
- Pleated waist
- Dual front high wrap slits
- A-line floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, bridesmaids, rehearsal dinners, engagement parties, vacations, resort getaways, formal parties, cocktail soirees
Style Number/Barcode: 05002-001608
Category Name: Long Wedding Guest Dresses
Price: $74.90
Availability: In Stock
Available Color: RUST
Available Size: XS, S, M, L, XL
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Adrienne Mermaid Formal Dress
Special Occasion
This is the kind of formal dress that makes accessorizing easy. The satin mermaid silhouette, sculpted neckline, and floor-length hem detail create a perfect base for metallic heels and a clutch. Or pair with a sparkling rhinestone jewelry set and lace-up heels to make an entrance.
Fit & Features
- Smooth knit fabric with sheen effect
- Wide tank straps
- Notched sweetheart neckline
- Ruched bust detailing
- Fitted mermaid silhouette with floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, rehearsal dinners, engagement parties, formal celebrations, black-tie events, cocktail soirees, garden parties, vacations, honeymoons, resort getaways
Style Number/Barcode: 05002-001627
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: In Stock
Available Color: DARK, MARSALA
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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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
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Elise Floral Mesh Mermaid Formal Dress
Special Occasion
The Elisa formal dress brings a pretty, polished mood to the occasion lineup. The floral mesh mermaid dress features a cowl neckline, ruched body, and fitted floor-length shape for a look that feels elegant without trying too hard. Adjustable spaghetti straps and padded bra cups help finish the design with thoughtful structure.
Fit & Features
- Metallic trim floral pattern, lined mesh fabric
- Cowl neckline, padded bra cups
- Adjustable spaghetti straps
- Back zipper with hook-eye closure
- Ruched mermaid long-length silhouette
- Runs true to size
Where to Wear:
Weddings, HOCO, cocktail parties, rehearsal dinners, engagement parties, birthday events, special date nights, formal dinner soirees, vacations, honeymoons
Style Number/Barcode: 05002-001659
Category Name: Long Wedding Guest Dresses
Price: $74.90
Availability: In Stock
Available Color: TAUPE
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Lila Floral Print Off-The-Shoulder A-Line Dress
Special Occasion
Made for entrances that deserve a second look, the Lila formal dress pairs airy floral print mesh with an off-the-shoulder neckline and a sweeping A-line silhouette. Ruched shaping, tiered ruffles, and a high front slit bring effortless drama to every dinner invitation and wedding reception.
Fit & Features
- Abstract floral printed mesh fabric, knit lining, high stretch
- Off-the-shoulder neckline, no-slip strip, ruffled overlay
- Ruched detailing, drop waist
- Tiered ruffled design
- Floor-length hem, high-cut front slit
- A-line silhouette
- Runs true to size
Where to Wear:
Dinner parties, wedding receptions, birthday celebrations, and dressed-up date nights.
Style Number/Barcode: 05002-001617
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Layla Floral Print High Slit Column Dress
Special Occasion
Designed for the kind of night that calls for a little extra allure, the Layla formal dress showcases a luminous floral print across a sleek knit column silhouette. A plunging neckline, open cross-back design, and high slit create a striking finish made for rooftop celebrations and dressed-up dinners.
Fit & Features
- Sleek knit fabric with high stretch
- Floral print
- Sleeveless plunging V-neckline, tank shoulder straps
- Open cross-back strap design
- Pleated detailing at the waist
- High-cut side slit, floor-length column silhouette
- Runs true to size
Where to Wear:
Dressy soirees, weddings, vacation dinners, rooftop parties, and birthday celebrations.
Style Number/Barcode: 05002-001586
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Jaslyn Ruched Mesh Mermaid Formal Dress
Special Occasion
A floor-length mermaid shape gives this gown its clean, elongating effect. The mesh mermaid gown combines a ruched body, delicate spaghetti straps, and draped off-shoulder sleeves for a fitted look with soft dimension. It’s shaped to feel sleek without losing movement.
Fit & Features
- Mesh fabric lined with stretch knit
- Plunging wired V-neckline
- Spaghetti straps
- Back zipper and hook-eye closure
- Draped off-shoulder sleeves
- Floor-length ruched mermaid silhouette
- Runs true to size
Where to Wear:
Black tie weddings, rehearsal dinners, engagement parties, birthday dinners, cocktail soirees, special date nights, vacations, honeymoons, resort getaways, destination celebrations
Style Number/Barcode: 05002-001652
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
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RSVP Required Cowl Neck Maxi Dress
This is the kind of dress that makes every head turn. Featuring a plunging cowl neckline, statement necklace detail, and an open-back silhouette, it's made for dinner dates, vacations, and every RSVP event.
Fit & Features
- Slinky knit fabric with stretch
- Plunge cowl halter neckline, included medallion necklace
- Open back design, center back hem slit
- Curve-hugging maxi silhouette
- Runs true to size
Style Number/Barcode: 05101-001213
Category Name: Long Wedding Guest Dresses
Price: $49.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L
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Darlena Abstract Mermaid Formal Dress
Special Occasion
Made for evenings when the dress code calls for something more striking. The Darlena abstract print dress in a mermaid silhouette gives this formal dress a sleek, sculpted look with added impact from the front hardware detail. Wear it for elevated celebrations and dressed-up plans.
Fit & Features
- Abstract print mesh-lined fabrication
- Halter neckline with front hardware detail
- Open back design, hidden zipper and hook-eye closure
- Fitted mermaid silhouette
- Flared long hem
- Runs true to size
Where to Wear:
Destination celebrations, cocktail parties, vacations, honeymoons, resort getaways, birthday dinners, date nights, formal occasions
Style Number/Barcode: 05002-001753
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: BLACK, PRINT
Available Size: XS, S, M, L, XL
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Leia Satin Mermaid Formal Dress
Special Occasion
Softly sculpted and endlessly polished, the Leia satin mermaid gown is the kind of look that feels effortless but photographs beautifully. A draped cowl neckline, double spaghetti straps, and artful ruching create a sleek silhouette made for dressy events.
Fit & Features
- Silky satin fabric
- Pleated sweetheart neckline, dual spaghetti straps
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Black tie weddings, bridesmaids, galas, rehearsal dinners, engagement parties, cocktail soirees, anniversaries, fashion-forward events, fancy birthdays, red-carpet occasions
Style Number/Barcode: 05002-001591
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: SAGE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Seraphine Lace Mermaid Formal Dress
Special Occasion
Designed for the kind of entrance that feels quietly cinematic, the Seraphine lace gown brings romance, shape, and just the right amount of drama. The strapless sweetheart neckline, ruched bodice, and mermaid silhouette create a sculpted finish made for formal moments that call for unforgettable polish.
Fit & Features
- Floral lace fabric lined with stretchy knit
- Strapless sweetheart neckline, non-slip grip lining, padded bra cups
- Back zipper and hook-eye closure
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Black tie weddings, galas, cocktail parties, anniversaries, vacations, honeymoons, resort getaways, engagement parties, rehearsal dinners, upscale celebrations
Style Number/Barcode: 05002-001529
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: PLUM
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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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
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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
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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
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Lucilla Satin Corset Ruffle Formal Dress
Special Occasion
The floor-length shape brings soft volume and structure into balance. This satin corset formal dress pairs a sweetheart neckline with a fitted bodice, front slit, and tiered ruffle skirt for a silhouette that feels polished and dimensional. The lace-up back keeps the shape defined from every angle.
Fit & Features
- Satin fabric
- Sweetheart neckline, spaghetti straps
- Corset-style bodice
- Lace-up back
- Tiered ruffle A-line silhouette
- High front slit
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, black-tie events, rehearsal dinners, engagement parties, destination celebrations, formal birthdays, vacations, resort getaways, fashion-forward occasions
Style Number/Barcode: 05002-001520
Category Name: Long Wedding Guest Dresses
Price: $89.90
Availability: In Stock
Available Color: RUST
Available Size: 1, 3, 5, 7, 9, 11, 13
Product Badge:- Ships Free
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Margie Halter A-Line Formal Dress
Special Occasion
Soft sheen and sculptural detail give the Margie gown its entrance-making appeal. The organza halter gown brings together a plunging neckline, gold-tone hardware, and a flowy A-line shape for a look that feels polished from every angle. It’s the kind of finish that makes the dress feel instantly special.
Fit & Features
- Halter neckline with plunge front
- Gold-tone hardware detail
- Open back design
- Flowy A-line silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Black tie weddings, galas, rehearsal dinners, engagement parties, formal birthdays, honeymoons, vacations, resort getaways, cocktail soirees, anniversaries, fashion-forward events
Style Number/Barcode: 05002-001066
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: OLIVE
Available Size: XXS, XS, S, M, L
Product Badge:- Ships Free
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Dahlia Lace Corset Formal Dress
Special Occasion
The lace corset bodice gives the Dahlia formal dress its structured, statement finish. This lace corset formal dress pairs a halter V-neckline with an open lace-up back and side slit for detail that feels striking from every angle. The slim floor-length skirt keeps the look polished and sleek.
Fit & Features
- Lace fabric, stretch knit lining, minimal stretch
- Halter V-neckline
- Lace corset bodice with boning
- Open lace-up back
- Side slit
- Side zipper with hook-eye closure
- Long-length column silhouette
- Runs true to size
Where to Wear:
Weddings, bridal celebrations, HOCO, rehearsal dinners, engagement parties and photoshoots, special date nights, cocktail soirees, honeymoons, vacations, formal events
Style Number/Barcode: 05002-001639
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: PLUM
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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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
- V-neckline, spaghetti straps
- Beaded T-back trim, 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
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Marisol Chiffon Ruffle Formal Dress
Special Occasion
Romantic with a little flamenco flair, the Marisol chiffon gown is made for the kind of entrance that moves with you. The scoop neckline, slim bodice, and tiered ruffle mermaid skirt bring soft drama to every dressy moment.
Fit & Features
- Chiffon fabric, short knit stretchy lining
- Scoop neckline
- Adjustable spaghetti straps
- Low-back, zipper and hook-eye closure
- Mermaid silhouette
- Tiered ruffled floor-length hem
- Runs true to size
Where to Wear:
Destination weddings, rehearsal dinners, formal dinner parties, anniversaries, vacations, honeymoons, resort getaways, date nights, cocktail soirees, birthdays
Style Number/Barcode: 05002-001197
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: RUST
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Chic Flair Floral Burnout Mesh Midi Dress
Consider your plans officially upgraded. This chic floral mesh burnout midi dress brings the drama with a curve-skimming bodice, draped cowl neckline, and an asymmetric ruffled hem that moves with every step.
Fit & Features
- Mesh fabric with floral velvet burnout pattern, knit lining, high stretch
- Sleeveless cowl neckline
- Adjustable spaghetti straps
- Fitted bodice
- Asymmetric side slit, ruffled trim
- Mid-length flowy silhouette
- Runs true to size
Style Number/Barcode: 05101-001283
Category Name: Long Wedding Guest Dresses
Price: $52.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
- Mesh fabric with floral velvet burnout pattern, knit lining, high stretch
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Juliette Floral Lace Mermaid Formal Dress
Special Occasion
Romantic texture takes the lead in the Juliette formal dress. Floral lace and soft ruching bring dimension to the mermaid silhouette, while flutter sleeves frame the sweetheart neckline with a delicate finish. The intricate detailing gives an elevated, occasion-ready feel.
Fit & Features
- Floral lace fabrication, smooth lining, high stretch
- Sweetheart neckline with flutter sleeves
- Ruched bodice and waist
- Fitted mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, rehearsal dinners, bridal showers, fancy brunches, garden parties, baby showers, destination celebrations, vacations, honeymoons, resort getaways
Style Number/Barcode: 05002-001714
Category Name: Long Wedding Guest Dresses
Price: $79.90
Availability: In Stock
Available Color: PINK
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free