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 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.
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Kadia Formal Satin Rhinestone Mermaid Dress
Special Occasion
Capture the attention in the Kadia formal satin dress and steal the scene at the school dance or black tie soiree! She features a sleeveless V-neckline, adjustable spaghetti straps, an eye-catching lace-up back design, and a flattering mermaid silhouette that leads her floor-length hem with a high front slit. The formal dress is designed with sparkly rhinestone embellishments on the silky satin fabric to give you a luxe feel! Complete the look with a rhinestone clutch.
Fit & Features
- Sleeveless V-neckline, adjustable spaghetti straps
- Lace-up back, zipper and hook-eye closure
- Mermaid silhouette, high front slit, floor-length hem
- Rhinestone embellishments
- Silky satin fabric, moderate stretch
- Sticky bra or pasties recommended
- Runs true to size
Style Number/Barcode: 05002-7083
Category Name: Long Wedding Guest Dresses
Price: $9.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Delilah V-Neck Slit Bodycon Formal Dress
Special Occasion
Sultry and sophisticated, the Delilah long formal dress is everything you need to make a statement! Designed to capture attention, this V-neck dress boasts a high slit for a show of leg and a bodycon silhouette that puts your curves on display.
Fit & Features
- Slinky smooth knit-lined fabric, moderate stretch
- V-neckline, padded bra cups
- Adjustable spaghetti straps
- High slit
- Bodycon silhouette
- Long-length hem
- Runs true to size
Where to Wear:
Formal weddings and dinner parties, fancy date nights
Style Number/Barcode: 05002-9424
Category Name: Long Wedding Guest Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Emberly Mesh Mermaid Formal Dress
Special Occasion
Softly romantic with just the right amount of allure, the Emberly mesh mermaid gown is made for your slow-motion entrance. The ruffle-trim neckline adds a delicate, feminine touch, while the open back with tie brings an unexpected finish that feels equal parts effortless and elevated. It’s the kind of look that makes every RSVP feel like a moment.
Fit & Features
- Mesh fabric lined with knit
- Ruffle-trim scoop neckline and adjustable straps
- Open back with tie, zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, spring galas, shower celebrations, engagement parties, formal garden parties, dressed-up occasions
Style Number/Barcode: 05002-000991
Category Name: Long Wedding Guest Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Rosie Formal Chiffon Floral Ruffled A-Line Dress
Special Occasion
The Rosie formal floral dress combines bohemian style with romantic vibes perfect for shifting into autumn events and occasions! She features a sweetheart neckline adorned with ruched spaghetti straps, a padded bust, and a flattering A-line silhouette with a lovely tiered ruffled long hem with a flirty slit. The formal dress is designed with a blooming floral print on airy chiffon fabric with a smooth woven lining. Complete the look with sleek hoop earrings for weddings, banquets, and dressy birthdays!
Fit & Features
- Sleeveless sweetheart neckline, padded bust
- Ruched spaghetti straps
- Back zipper and hook-eye closure
- A-line silhouette
- Tiered ruffled long hem, front slit
- Blooming floral print, airy chiffon fabric, smooth woven fabric
- Runs true to size
Style Number/Barcode: 05002-7702
Category Name: Long Wedding Guest Dresses
Price: $39.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Alyssa Formal Sequin X-Back Dress
Special Occasion
Give the room chills when you walk in wearing the Alyssa formal dress designed to enchant everyone who looks! She features a sleeveless, square cowl neck, bungee spaghetti straps, and a sultry open-back with cross straps. Her form-fitting silhouette showcases your curves and shows some skin in her front slit along the floor-length hem. The formal dress is composed of a sequin-knit fabric with lining and minimal stretch. Complete the look in chic heels for a formal event.
Fit & Features
- Sleeveless, square cowl neck, bungee spaghetti straps
- Lightly padded cups, adhesive bra recommended
- Open-back, cross straps, zipper closure
- Form-fitting silhouette
- Front slit, floor-length hem
- Sequin-knit, lined, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-2354
Category Name: Long Wedding Guest Dresses
Price: $14.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Find Me Dancing Ruffle High Low Dress
This dress knows exactly where to add the drama. A strappy cross-back and draped neckline keep the top sleek, while the ruffled high-low hem brings more movement through the skirt. Perfect for homecoming, wedding guest looks, and any dressy event.
Fit & Features
- Knit fabric with stretch
- Draped cowl neckline
- Spaghetti straps with cross-back tie detail
- Ruffle trim through the skirt
- High-low hem
- Flowy A-line silhouette
- Runs true to size
Style Number/Barcode: 05101-001363
Category Name: Long Wedding Guest Dresses
Price: $52.90
Availability: Out of Stock
Product Badge:- Ships Free
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Veda Cutout Long Sleeve Column Formal Dress
Special Occasion
Serve chic style at your next formal affair in the Veda dress designed with lined knit fabric offering a smooth look with plenty of stretch. It features a crew neckline with a chic twist-front accent, a sultry cutout above the bust, long fitted sleeves, a bold open back that will turn heads, and a high-cut front slit along the floor-length fitted column silhouette.
Fit & Features
- Lined smooth knit fabric with plenty of stretch
- Crew neckline with twist-front design, cutout above the bust, underbust seam
- Long fitted sleeves
- Open back
- High front slit
- Floor-length fitted column silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie events, rooftop parties, formal dinners, and fancy date nights.
Style Number/Barcode: 05002-8760
Category Name: Long Wedding Guest Dresses
Price: $9.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Anne Marie Lace-Up Ruffle A-Line Chiffon Formal Dress
Special Occasion
Cut to flatter and flaunt! The Anne Marie chiffon formal dress showcases your best features as a stunning bridesmaid, wedding guest, or banquet. This dress will accentuate your figure with a stunning V-neckline and structured ruffled shoulder straps. The cutout waist and lace-up back add a touch of allure, while the chiffon fabric creates a flowing A-line silhouette. Perfect for any formal occasion, this floor-length dress will make you feel like a true fashion icon! Complete the look with a necklace and strappy heels.
Fit & Features
- Chiffon fabric lined with stretchy knit
- Ruffled structured shoulder straps
- Lace-up, back zipper and hook-eye closure
- Pleated bust, padded bra cups
- A-line silhouette
- Runs true to size
Style Number/Barcode: 05002-8059
Category Name: Long Wedding Guest Dresses
Price: $9.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Paula Formal Crepe Rose Strapless Mermaid Dress
Special Occasion
Pretty 3D rose flowers create a romantic allure on the Paulina formal dress - perfect for all of your upcoming fancy soirees! She features a strapless neckline with a gorgeous array of rose flowers along the front, a non-slip grip lining, and a flattering mermaid silhouette that drapes gracefully into her floor-length hem. The formal dress is composed of a sleek crepe fabric with a stretchy knit lining. Complete the look in faux pearl earrings and a clutch!
Fit & Features
- Strapless neckline, 3D-rose flowers along the front
- Non-slip grip lining, back zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Crepe fabric, stretchy knit lining
- Strapless bra or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7715
Category Name: Long Wedding Guest Dresses
Price: $19.97 $74.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Whitney Formal Satin Corset A-Line Dress
Special Occasion
Achieve the illusion of an hourglass figure in the Whitney formal satin dress to make a breathtaking entrance into galas or black-tie parties! She features a strapless corset bodice, flexible boning inserts, a flattering A-line silhouette, a high front slit, and a floor-length hem. The formal long dress is composed of smooth satin fabric with a stretchy knit lining. Complete the look with a statement choker.
Fit & Features
- Strapless corset bodice, flexible boning inserts
- Back zipper and hook-eye closure
- A-line silhouette
- High front slit, floor-length hem
- Smooth satin fabric, stretchy knit lining
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7252
Category Name: Long Wedding Guest Dresses
Price: $9.97 $79.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Vee Formal Sequin Mermaid Dress
Special Occasion
Shine like the prom queen you are with a prom dress that was made to stand in the spotlight! Vee features a sleeveless wired V-neckline, padded cups to go braless, and adjustable spaghetti straps that create a customized fit. She stands out with a damask sequin pattern throughout. Her slim-fit waist leads to a flared mermaid silhouette that creates a dramatic entrance. Vee is composed of a fully lined mesh fabric that offers a form hugging fit with minimal stretch. Complete your prom outfit with heels and a sphere clutch.
Fit & Features
- Sleeveless wired V-neckline
- Padded cups, adjustable spaghetti straps
- Damask sequin pattern
- High waist, hidden back zipper closure
- Mermaid silhouette
- Fully lined mesh fabric
- Form hugging fit, minimal stretch, runs true to size
Style Number/Barcode: 05002-1848
Category Name: Long Wedding Guest Dresses
Price: $19.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Saisha Strapless Bodycon Mesh Formal Dress
Special Occasion
The sultry Saisha mesh formal dress is destined to be your go-to for unforgettable evenings! This dress boasts a stunning ruched bodycon silhouette that flaunts your figure and a center back slit for effortless movement all night.
Unapologetically bold, this dress is all about confidence. Keep the luxe look going with our stunning strapless prom dresses or discover the perfect fit among our stylish wedding guest dresses.
Fit & Features
- Mesh fabric lined with stretchy knit
- Strapless neckline
- Back zipper and hook-eye closure
- Padded bodice for structure and shaping
- Ruched bodycon silhouette
- Center back slit, fitted long-length hem
- Runs true to size
Where to Wear:
Prom, big birthday events, weddings, graduations, dinner parties
Style Number/Barcode: 05002-9111
Category Name: Long Wedding Guest Dresses
Price: $59.90
Availability: Out of Stock
Product Badge:- Ships Free
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Carmen Formal Velvet Lace-Up Mermaid Dress
Special Occasion
Everyone will be doing a double-take when you stroll in wearing the Carmen formal velvet dress! Bring the wow factor to award banquets, galas, and anniversary parties. She features a sultry and sleeveless plunge sweetheart neckline with a wire insert, a padded bust, spaghetti straps that lace up in the back, and a form-hugging mermaid silhouette with a high front slit and floor-length hem. The formal dress is composed of dreamy soft velvet-lined fabric with plenty of stretch. Complete the look with fringe earrings and a bracelet for a touch of glam.
Fit & Features
- Sleeveless plunge sweetheart neckline, wire insert
- Padded bust, spaghetti straps, lace up back
- Form-hugging, mermaid silhouette
- High front slit, floor-length hem
- Lined velvet fabric, moderate stretch
- No bra required
- Runs true to size
Style Number/Barcode: 05002-7329
Category Name: Long Wedding Guest Dresses
Price: $19.97 $59.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Casual Glam Ribbed Knit Maxi Dress
Keep it casually glam with a maxi dress that is perf to dress up or down for brunch! The dress features a sleeveless V-neckline, a cute tie-front, adjustable spaghetti straps, a button-down front, and a maxi-length silhouette accented with a high center slit. The dress is composed of a ribbed knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with wedges and a floppy hat.
Fit & Features
- Sleeveless V-neckline
- Adjustable spaghetti straps, tie-front
- Button-down front
- Maxi-length silhouette, high center slit
- Ribbed knit fabric
- Form-hugging fit, moderate stretch
- Runs true to size
Style Number/Barcode: 05102-1347
Category Name: Long Wedding Guest Dresses
Price: $9.97 $44.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Marva Floral Lace-Up Mesh Formal Dress
Special Occasion
Sleek, sculpted, and made for a double-take moment—the Marva mesh mermaid gown is all about confident curves and effortless allure. Featuring a softly structured square neckline, delicate straps, and a lace-up back with ruched detailing, it’s designed to contour and captivate from every angle.
Fit & Features
- Floral abstract print, mesh fabric with full-length lining, moderate stretch
- Sleeveless square neckline, spaghetti straps
- Open strappy lace-up back design with tie closure
- Ruched lower back detail
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, garden parties, formal outdoor events, anniversaries, vacations, honeymoons, baby showers, bridal showers, fancy brunches, and birthday dinners.
Style Number/Barcode: 05002-001696
Category Name: Long Wedding Guest Dresses
Price: $64.90
Availability: In Stock
Available Color: BLUE
Available Size: XS, S, M
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Sabrina Lace Mermaid Formal Dress
Special Occasion
Soft, sculpted, and made for golden hour moments—the Sabrina brings a romantic energy with its textured lace mermaid silhouette and delicate ruched bodice. The strappy open back with tie detail adds just enough intrigue, giving you that “don’t forget to turn around” moment.
Fit & Features
- Lace-lined fabric
- Scoop neckline
- Spaghetti straps
- Open tie-back design
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, spring galas, engagement parties, rehearsal dinners, birthday celebrations, formal soirees
Style Number/Barcode: 05002-001294
Category Name: Long Wedding Guest Dresses
Price: $69.90
Availability: In Stock
Available Color: YELLOW, LIGHT, BLUE
Available Size: XS, S, M, L
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Devina Formal Satin Faux Pearl Lace-Up Dress
Special Occasion
If a head-turning ensemble is what you're after, look no further than the Devina formal satin long dress! She features a sweetheart neckline adorned with faux pearl adjustable spaghetti straps and a padded bust for support. Her sexy lace-up back design will have heads turning all night and features a figure-flattering mermaid silhouette with a trumpet floor-length hem. The formal long dress is crafted from a silky smooth satin fabric with a luxurious sheen and stretch. Complete the look with a glamorous hair accessory for a black tie gala, wedding, or formal dance!
Fit & Features
- Sleeveless sweetheart neckline
- Faux pearl adjustable spaghetti straps
- Padded bust
- Lace-up back design
- Mermaid silhouette, trumpet floor-length hem
- Silky satin fabric, bust knit lining, moderate stretch
- Runs true to size
Style Number/Barcode: 05002-7864
Category Name: Long Wedding Guest Dresses
Price: $24.97 $89.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Jacqueline Formal V-Neck Long Dress
Special Occasion
Watch your look shine under the dance floor lights in the striking Jacqueline formal velvet dress showcasing sparkling sequins all over her long-length silhouette! She features a sleeveless v-neckline, dual spaghetti straps, and a sultry strappy open-back design, and a curve-hugging fit with a high-cut side slit perfect for showing off new heels.
Fit & Features
- Sleeveless v-neckline, dual spaghetti straps
- Adhesive bra recommended
- Strappy open-back design, back zipper closure
- Curve-hugging, floor-length hem
- High-cut side slit
- Sequin knit velvet fabric, lined, moderate stretch
- Fits true to size
Style Number/Barcode: 05002-2467
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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Serving Chic Vibes Strapless Bodycon Midi Dress
You'll be serving chic vibes in this bodycon midi dress designed with a strapless sweetheart neckline and curve-flaunting fit. The structured ponte fabric offers a sculpted silhouette.
Fit & Features
- Ponte knit fabric, moderate stretch
- Strapless sweetheart neckline
- Vertical seam design
- Midi-length bodycon silhouette
- Runs true to size
Style Number/Barcode: 05101-000235
Category Name: Long Wedding Guest Dresses
Price: $20.97 $46.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Dorothy Formal Satin A-Line Dress
Special Occasion
The Dorothy formal satin dress will radiate sophistication for your special prom night! She features a sleek one-shoulder strap with a strappy back, a built-in padded bust, and an empire waist. Her figure-flattering A-line silhouette leads to the floor-length hem with a high-cut front slit for a sultry show of leg. Complete your prom look in an elegant necklace set.
Fit & Features
- Sleeveless, one-shoulder strap with a strappy back
- Built-in padded bust, no bra required
- Empire waist, back zipper closure
- A-line silhouette, high-cut front slit
- Floor-length hem
- Satin fabric, inner lining, no stretch
- Runs true to size
Style Number/Barcode: 05002-2157
Category Name: Long Wedding Guest Dresses
Price: $19.97 $139.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Clearance
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Skyla Formal Satin One-Shoulder A-Line Dress
Special Occasion
Luminous stretch satin shapes the elegant Skyla formal dress sure to make a stunning impression at galas and banquet dinners! She features a sleeveless asymmetric one-shoulder neckline, a tank-style strap, a cutout bust accent, and an A-line silhouette with a front slit along the floor-length hem. The formal long dress is composed of a shiny lined satin fabric with minimal stretch. Style with chandelier earrings and heels.
Fit & Features
- Sleeveless asymmetric one-shoulder neckline, tank-style strap
- Cutout bust accent
- A-line silhouette, front slit
- Floor-length hem
- Lined satin fabric, minimal stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-7217
Category Name: Long Wedding Guest Dresses
Price: $9.97 $54.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Anika Formal Satin Mermaid Dress
Special Occasion
Chic with a stunning sheen, the Anika formal satin mermaid dress will create an eye-catching entrance. She features a sleeveless cowl neckline with pleating, a built-in padded bust, spaghetti straps, a high waist seam, a curve-hugging fit at the waist, and a floor-length hem with a mermaid silhouette. The satin-knit fabric offers a moderate stretch. Style this long dress with rhinestone hoops and an embellished clutch for your next fancy party.
Fit & Features
- Sleeveless cowl neckline, pleating, padded bust
- Spaghetti straps, high waist seam
- Curve-hugging fit at the waist
- Floor-length hem, mermaid silhouette
- Satin-knit fabric, lined bust, moderate stretch
- Strapless or sticky bra recommended
- Runs true to size
Style Number/Barcode: 05002-6924
Category Name: Long Wedding Guest Dresses
Price: $9.97 $64.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale
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Capri Formal High Slit Satin Dress
Special Occasion
Make a mesmerizing entrance with a formal dress that stuns from the moment you walk in. Capri features a square neckline, short puff sleeves, and an A-line silhouette with a daring high slit. The dress is composed of a lined satin fabric that offers a form hugging fit with minimal stretch. Complete look with rhinestone heels and an anklet.
Fit & Features
- Square neckline
- Short puff sleeves
- A-line silhouette
- High slit
- Satin fabric
- Form hugging fit, minimal stretch
- Runs true to size
Style Number/Barcode: 05002-1514
Category Name: Long Wedding Guest Dresses
Price: $29.97 $56.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Ships Free
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Ansley V-Neck Lattice A-Line Satin Formal Dress
Special Occasion
Luxe satin brings high shine to the Ansley long formal dress ensuring a memorable look for bridesmaids or prom night! Silky satin fabric creates this stunning floor-length gown boasts a flirty V-neckline and padded bra cups for support, adjustable spaghetti straps, and a low open back with strappy lattice detail to add a touch of elegance to the A-line silhouette. Complete with a front slit and floor-length hem, this formal dress is perfect for any fancy occasion! Style the gown with rhinestone earrings, a clutch, and heels for a mesmerizing look!
Fit & Features
- Satin fabric lined with stretchy knit
- Padded bra cups
- Adjustable spaghetti straps
- Side zipper and hook-eye closure
- Front slit
- A-line silhouette
- Runs true to size
Style Number/Barcode: 05002-8068
Category Name: Long Wedding Guest Dresses
Price: $9.97 $99.90
On Sale: Yes
Availability: Out of Stock
Product Badge:- Sale