New Formal Dresses
Discover our latest collection of formal midi, long dresses, and gowns, featuring daily drops of fresh designs. From chic cocktail dresses to elegant black-tie gowns, these elegant pieces are your go-to ensembles for your next formal occasion. Whether you're a wedding guest or attending a gala, our new arrivals in formal dresses ensure an unforgettable look for any event.
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New Arrival Formal Dresses for Every Celebration
Step into the spotlight with Windsor's New Arrival Formal Dresses, where timeless elegance meets the freshest fashion trends. Whether you're dressing for a spring wedding, a gala under the stars, or prom night, our collection offers floor-length dresses and evening gowns designed to make every moment unforgettable.
Discover a stunning selection of formal dresses featuring luxurious fabrics like satin and chiffon, tailored into modern silhouettes with romantic details. From sleek, fitted styles to flowy A-line gowns, each dress embodies the latest trends seen on social media and beyond—perfect for celebrating in style this season.
Make a statement in new blue gowns, a trending color for spring weddings, college formals, and elegant soirées. Choose soft sky blues for a dreamy aesthetic or bold cobalt hues for a striking entrance. If you're attending a pageant, gala, or rooftop celebration, explore delicate pastels, radiant jewel tones, and timeless neutrals to match your mood and event theme.
Elevate your formal wardrobe with eye-catching details like plunging necklines, statement sleeves, and flowing skirts that glide with every step. Complete your look with sparkling jewelry, strappy heels, and a chic clutch for a picture-perfect finish.
Whatever the occasion—a romantic spring wedding, a milestone celebration, or prom night—our New Arrival Formal Dresses will have you feeling confident and looking stunning. Browse Windsor’s latest collection today and find the perfect dress for your next unforgettable event!
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Cornelia Off-The-Shoulder Slit Floral Formal Dress
Special Occasion
Prepare to be captivated by the Cornelia floral formal dress! Exuding irresistible charm, this floor-length dress boasts a sultry off-the-shoulder neckline and a high front wrap slit for dramatic allure.
Fit & Features
- Floral print, mesh fabric lined with stretchy knit
- Off-the-shoulder neckline
- High front wrap slit
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, garden parties, engagement parties, celebrations, dressy dates, vacations
Style Number/Barcode: 05002-000087
Category Name: New Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: PINK
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Vittoria Flutter Sleeve A-Line Chiffon Formal Dress
Special Occasion
Romantic and flowing, the Vittoria chiffon formal dress beautifully graces your curves in a flattering A-line silhouette with a high front slit perfect for showing off your heels of the night!
Fit & Features
- Burnout pattern, chiffon fabric, woven lining
- Sweetheart neckline, padded bra cups
- Flutter short sleeves
- Back zipper and hook-eye closure
- A-Line silhouette, high front slit
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, garden parties, glam functions, milestone celebrations
Style Number/Barcode: 05002-9541
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: LIGHT, BLUE, PINK
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Olessa Short Sleeve A-Line Slit Satin Formal Dress
Special Occasion
The silky satin and curve-flattering silhouette make the Olessa formal dress feel so special! The dress boasts adorable flutter short sleeves and a chic A-line silhouette with a high front slit for effortless movement.
Fit & Features
- Premium satin fabric, woven lining
- Short flutter sleeves
- V-neckline, padded bra cups
- Back zipper and hook-eye closure
- High front slit
- A-line silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, galas, black tie parties, engagement parties, rehearsal dinner, fancy date nights, big milestone celebrations
Style Number/Barcode: 05002-9379
Category Name: New Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: SAGE, NAVY
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Nadia Lace-Up Mermaid Formal Dress
Special Occasion
From the open lace-up back to the mermaid silhouette, the Nadia formal dress beautifully showcases your figure!
Fit & Features
- Smooth knit fabric, stretchy knit lining
- Cowl neckline, padded bra cups
- Wide shoulder straps
- Lace-up open back, lower zipper and hook-eye closure
- Side ruched seams, mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, black-tie galas, charity dinners, engagement parties, fancy milestone parties, nights at the opera and theatre
Style Number/Barcode: 05002-9580
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Frida Strapless Mermaid Lace Formal Dress
Special Occasion
Celebrate the beauty of the moment in the Frida lace formal dress. Capture the romantic feel of this chic dress designed with a curve-hugging mermaid silhouette and floor-length hem that brings a hint of drama.
Fit & Features
- Floral lace pattern fabric, stretchy knit lining
- Strapless neckline, padded bra cups
- Back zipper and hook-eye closure
- Flexible boning inserts in the bodice
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, brides, weddings, engagement parties, rehearsal dinners, bridal showers, wedding showers, formal occasions and events
Style Number/Barcode: 05002-9146
Category Name: New Formal Dresses
Price: $89.90
Availability: In Stock
Available Color: WHITE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Nicola Strappy Tie-Back Mermaid Dress
Special Occasion
Show off your stunning curves in the Nicola formal dress featuring a halter square neck, strappy tie-back design, and floor-sweeping mermaid silhouette. Style with a rhinestone necklace for that hint of glamour.
Fit & Features
- Smooth knit fabric, high stretch
- Sleeveless square neckline, underbust seam
- Tank halter straps
- Open cross-back strappy design, tie closure
- Lower back zipper closure
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie parties, and dressed-up dinners.
Style Number/Barcode: 05002-000011
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: NAVY, WINE
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Rosalee Lace-Up Floral Mesh Formal Dress
Special Occasion
Blooming with romantic beauty, the Rosalee floral mesh formal dress blossoms with a lace-up back that turns heads and a floor-length hem with a train for dramatic flair.
Fit & Features
- Floral print, embroidery detail, mesh fabric, stretch knit linings
- Cowl neckline, padded bra cups
- Spaghetti straps
- Lace-up back
- Form-hugging silhouette
- Floor-length hem with train
- Runs true to size
Where to Wear:
Prom, weddings, garden parties, formal celebrations, spring cocktail parties, graduations
Style Number/Barcode: 05002-9423
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: SAGE
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Juliana Ruche Mermaid Mesh Formal Dress
Special Occasion
The Juliana mesh formal dress is a showstopper with a mermaid silhouette and ruching designed to accentuate your figure!
Fit & Features
- Mesh fabric lined with stretchy knit
- Square neckline
- Adjustable spaghetti straps
- Back zipper and hook-eye closure
- Ruched seams
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, formal functions, fancy date nights, dinner parties, celebrations
Style Number/Barcode: 05002-000007
Category Name: New Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Mia Lace-Up A-Line Floral Chiffon Formal Dress
Special Occasion
The Mia floral formal dress sets the tone for spring to summer dressy events! The delicate lace-up back, ruffled high front slit, and elegant A-line silhouette will make you feel like a true work of art.
Fit & Features
- Floral print, airy chiffon fabric, stretchy knit lining
- Square neckline, padded bra cups, spaghetti straps
- Lace-up back, lower zipper and hook-eye closure
- High front ruffled slit
- A-line silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, garden parties, dressy celebrations, glam functions, afternoon tea parties
Style Number/Barcode: 05002-9392
Category Name: New Formal Dresses
Price: $119.90
Availability: In Stock
Available Color: SAGE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Ariela Lace-Up Cutout Mermaid Formal Dress
Special Occasion
The Ariela formal dress is beautifully embellished with soutache that adds a pretty dimension to the mermaid floor-length silhouette!
Fit & Features
- Soutache embellished, mesh fabric, stretchy knit lining
- Strapless neckline, padded bra cups
- Lace-up back, cutout, lower zipper and hook-eye closure
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, garden parties, formal occasions, black tie soirees, fancy date nights
Style Number/Barcode: 05002-9703
Category Name: New Formal Dresses
Price: $99.90
Availability: In Stock
Available Color: ROSE, GOLD
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Jen V-Neck Halter Mermaid Formal Dress
Special Occasion
Slinky, sexy, and sumptuous in smooth knit, the Jen formal dress perfectly flaunts your figure in an elegant floor-length mermaid silhouette.
Fit & Features
- Silky smooth knit fabric, stretchy knit lining
- Halter V-neckline, tie closure, padded bra cups
- Open back with tie strap, lower zipper and hook-eye closure
- Mermaid silhouette, princess seam detailing
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, black tie galas, dinner parties, engagement parties, rehearsal dinner, upscale celebrations, fancy date nights, cocktail soirees
Style Number/Barcode: 05002-9685
Category Name: New Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: MOCHA
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Gigi Cowl Neck Button Slit Satin Formal Dress
Special Occasion
The Gigi satin formal dress is a stunning choice for occasions that call for grace and poise! Crafted from a smooth satin jacquard pattern fabric, this column dress is forever flattering from the cowl neckline to the high slit adorned with faux button accents.
Fit & Features
- Jacquard pattern, premium satin fabric
- Cowl neckline
- Adjustable spaghetti straps
- Side faux button accents, high slit
- Column silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, galas, black tie celebrations, elegant functions, parties
Style Number/Barcode: 05002-9602
Category Name: New Formal Dresses
Price: $74.90
Availability: In Stock
Available Color: HUNTER
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Willow One-Shoulder Mermaid Formal Dress
Special Occasion
The slinky knit fabric and curve-creating silhouette make the Willow floor-length formal dress so sophisticated. The dress flaunts a sexy open-back design and mermaid silhouette that highlights your figure.
Fit & Features
- Slinky knit-lined fabric, moderate stretch
- One-shoulder neckline, adjustable spaghetti strap
- Open strappy back, lower ruched seam
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, black-tie parties and events, fancy celebrations, dressed-up date nights
Style Number/Barcode: 05002-9697
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: OLIVE, RUST
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Diana V-Neck Mermaid Floral Ruffle Formal Dress
Special Occasion
Make your graceful entrance in the Diana floral formal dress designed with captivating ruffles along a curve-hugging mermaid silhouette that brings the drama!
Fit & Features
- Floral print, mesh-lined fabric
- V-neckline, adjustable spaghetti straps
- All-over ruffles
- High side slit
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, garden parties, cocktail soirees, dressy celebrations, parties
Style Number/Barcode: 05002-000017
Category Name: New Formal Dresses
Price: $74.90
Availability: In Stock
Available Color: SAGE
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Maylah Off-The-Shoulder Mermaid Dress
Special Occasion
Sleek and oh-so-stunning, the Maylah mermaid dress will serve chic allure with its off-the-shoulder neckline and floor-length curve-hugging silhouette. Style with a rhinestone necklace and stiletto heels.
Fit & Features
- Smooth knit fabric, high stretch
- Straight neckline, off-the-shoulder straps
- Ruched bust
- Mermaid silhouette
- Floor-length hem, pleating
- Runs true to size
Where to Wear:
Weddings, black-tie parties, galas, and formal dinners.
Style Number/Barcode: 05002-000043
Category Name: New Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: GOLD
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Kenna Satin Lace-Up Mermaid Dress
Special Occasion
Show up looking sleek and stunning in the Kenna satin formal dress featuring an open lace-up back, sultry high-cut front slit, and floor-length mermaid silhouette to flaunt your curves. Style with a lariat necklace and stiletto heels.
Fit & Features
- Stretch satin fabric
- Sleeveless V-neckline
- Spaghetti straps
- Open back, cross-back lace-up strappy design
- High front slit
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, formal birthdays, dressed-up dinners, and black-tie events.
Style Number/Barcode: 05002-000033
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: DENIM
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Abby Cowl Neck Mermaid Formal Dress
Special Occasion
The Abby formal dress is beautifully cut to hug your body in a mermaid silhouette and captivate with a floor-length hem.
Fit & Features
- Smooth knit fabric, stretchy knit lining
- Cowl neckline, wide shoulder straps
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, galas, garden parties, black tie parties, fancy date nights
Style Number/Barcode: 05002-000044
Category Name: New Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: MAUVE
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Zooey Open Back Mermaid Formal Dress
Special Occasion
Chic and gorgeous, the Zooey formal dress is designed to make heads turns with a revealing open back, curve-hugging mermaid silhouette, and a high front slit for effortless sultriness!
Fit & Features
- Smooth knit fabric, stretchy knit lining
- Sweetheart neckline, padded bra cups, ruched bust seam
- Wide shoulder straps
- Open back, lower half hoop insert
- Side and back ruched seams
- Mermaid silhouette, high front slit, floor-length hem
- Runs true to size
Where to Wear:
Weddings, bridesmaids, black tie functions, fancy date nights, galas, big milestone celebrations
Style Number/Barcode: 05002-9581
Category Name: New Formal Dresses
Price: $49.90
Availability: In Stock
Available Color: BROWN
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Solada Cowl Neck Slit Floral Satin Formal Dress
Special Occasion
The Solada floral formal dress will stand out everywhere you go. Perfect for making a statement this season, this dress boasts a flattering bdoycon silhouette and high side slit to show off your figure.
Fit & Features
- Floral print, stretch satin fabric, bust knit lining
- Adjustable spaghetti straps
- Cowl neckline, padded bra cups
- High side slit
- Bodycon silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, garden parties, cocktail soirees, dinner parties, dressy date nights
Style Number/Barcode: 05002-000040
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: ROSE
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Mikayla Off-Shoulder Mermaid Floral Formal Dress
Special Occasion
From the curve-hugging mermaid silhouette to the gorgeous floral print, the Mikayla formal dress showcases your natural beauty!
Fit & Features
- Floral print, mesh fabric, stretchy knit lining
- Off-shoulder neckline
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Weddings, garden parties, bridal and wedding showers, dinner parties, dressy date nights
Style Number/Barcode: 05002-000068
Category Name: New Formal Dresses
Price: $54.90
Availability: In Stock
Available Color: MAUVE
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Kristana Corset Slit Mesh Lace Formal Dress
Special Occasion
Elegantly constructed to enhance your figure, the Kristana mesh lace formal dress is designed with a corset bodice that snatches your waist and a flattering bodycon silhouette.
Fit & Features
- Lace mesh fabric, sewn-in knit lining
- Sweetheart neckline, built-in padded underwire bust
- Adjustable spaghetti straps
- Back zipper and hook-eye closure
- Corset bodice, flexible boning
- High front slit, bodycon silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, brides, honeymoons, black-tie functions, graduations, upscale milestone celebrations, fancy parties
Style Number/Barcode: 05002-9465
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: IVORY
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Pascha Strappy Open Back Mermaid Floral Formal Dress
Special Occasion
Feminine florals and airy mesh will make you swoon for the Pascha formal dress! Designed with a sexy open strappy back and a mermaid silhouette that flaunts your figure.
Fit & Features
- Floral print, mesh fabric lined with stretchy knit
- V-neckline, padded bra cups
- Adjustable spaghetti straps
- Strappy open back
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Prom, garden parties, dressy soirees, bridal showers, wedding showers, baby showers, fancy brunches
Style Number/Barcode: 05002-000025
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: BLUE
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Kenzie Corset Mermaid Mesh Formal Dress
Special Occasion
The corset bodice and mermaid silhouette on the Kenzie formal dress make it a chic option and ensure that all eyes are on you!
Fit & Features
- Mesh fabric, stretchy knit lining
- Strapless neckline, padded bra cups
- Back zipper and hook-eye closure
- Corset bodice, flexible boning
- Side ruched seams
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, galas, black tie soirees, engagement parties, cocktail events
Style Number/Barcode: 05002-000072
Category Name: New Formal Dresses
Price: $59.90
Availability: In Stock
Available Color: MAUVE
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival
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Melita Ruffle Mermaid Floral Mesh Formal Dress
Special Occasion
Embrace the beauty of the Melita floral mesh formal dress showcasing flirty ruffled straps, a flattering mermaid silhouette that accentuates your curves, and a chic floor-length hem.
Fit & Features
- Floral print, mesh fabric lined with stretchy knit
- Sweetheart neckline, padded bra cups
- Ruffled adjustable spaghetti straps
- Back zipper and hook-eye closure
- Fitted bodice
- Mermaid silhouette, floor-length hem
- Runs true to size
Where to Wear:
Prom, weddings, bridesmaids, garden parties, spring cocktail parties, dressy birthdays
Style Number/Barcode: 05002-000018
Category Name: New Formal Dresses
Price: $69.90
Availability: In Stock
Available Color: SAGE
Available Size: XS, S, M, L, XL
Product Badge:- New Arrival