Blue Formal Dresses

Step into timeless elegance with our collection of blue formal dresses, perfect for occasions ranging from cocktail parties to black-tie events. Featuring A-line silhouettes, tailored fits, and options like strapless or strappy back designs, these dresses offer a chic and modern appeal. Made from silky satin, airy tulle, or glitter knit fabrics in shades from pastel to vibrant royal and classic navy, they provide a touch of sophistication, ensuring you stand out at any event.

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Blue Formal Dresses for Every Spring Celebration

Step into the season with Windsor’s breathtaking Blue Formal Dresses, perfect for making an unforgettable entrance at any spring event. Whether you're attending a garden wedding, an elegant gala, Prom 2025, or a sophisticated evening soirée, our collection offers a variety of silhouettes, shades, and fabrics to complement your style.

Explore blue evening dresses crafted from airy chiffon, shimmering sequins, and delicate lace for an effortlessly glamorous look. Choose from flowing floor-length gowns that move with you, sleek A-line styles for timeless elegance, or fitted bodycon designs that highlight your figure. Want a modern twist? Our collection also features chic midi-length dresses—perfect for outdoor celebrations and cocktail parties.

Find your ideal shade of blue, from deep navy for a refined and polished feel to vibrant royal blue and soft periwinkle for a fresh, seasonal update. Embrace dreamy pastel hues and ethereal sky blues, perfect for spring weddings, rooftop gatherings, and sunset dinner dates.

Complete your look with rhinestone heels, statement earrings, and a shimmering clutch for that extra touch of elegance. Shop Windsor’s Formal Dresses online, in-store, or on the app to discover styles that make every moment shine this spring.

  • Samantha Formal Crepe Slit Dress

    Special Occasion

    Embody classic Old Hollywood glamour in the Samantha formal long dress destined to be your plus one for red-carpet events and cocktail parties! She features an off-the-shoulder, sweetheart neckline with short-sleeve cuffs, and a front-side ruched seam and high-cut slit to accentuate your curves and show some skin along her mermaid silhouette. The formal dress is composed of a stretch crepe-lined fabric. Style with statement earrings and a choker to complete your dressy look!

    Fit & Features

    • Off-the-shoulder, sweetheart neckline
    • Short-sleeve cuffs
    • Front-side ruched seam, high-cut slit
    • Mermaid silhouette
    • Floor-length hem
    • Lined crepe fabric, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-2812

    Category Name: Blue Formal Dresses

    Price: $9.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Jillian Sequin Slit Long Formal Dress

    Special Occasion

    A sequin scroll pattern brings elegant sparkle to the Jillian formal long dress! She features a curve-flaunting silhouette designed with an alluring high front slit for movement and a floor-length hem for a sophisticated finish.

    This dazzling dress was made for the spotlight! Love the shimmer? Discover more sequin prom dresses or find a sophisticated look in our wedding guest dresses.

    Fit & Features

    • Sequin scroll pattern, mesh fabric, full knit stretchy lining
    • Sleeveless square neckline
    • Adjustable spaghetti straps, padded bust
    • Back zipper and hook-eye closure
    • Form-hugging silhouette, high front slit
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, and black-tie parties.

    Style Number/Barcode: 05002-8764

    Category Name: Blue Formal Dresses

    Price: $109.90

    Availability: In Stock

    Available Color: LIGHT, BLUE, SAGE, TEAL, BLACK

    Available Size: S, XS, M, L

    Product Badge:
    • Ships Free
  • Mirabel Satin Corset High Slit Formal Dress

    Special Occasion

    Bring the luxe look with a formal dress that puts you on the A-list! Mirabel features a sleeveless square neckline with pleated detailing, flexible piping at the bodice, spaghetti straps, and a floor-length, curve-hugging silhouette with an alluring high side slit to showcase some leg. The dress is composed of a smooth satin-knit fabric that offers moderate stretch. Complete the look with rhinestone heels and a rhinestone bracelet for your next fancy gala.

    Fit & Features

    • Sleeveless square neckline, pleated detailing
    • Flexible piping at the bodice
    • Spaghetti straps
    • Floor-length hem, form-hugging silhouette
    • Thigh-high side slit
    • Satin-knit fabric, bust lining, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-1382

    Category Name: Blue Formal Dresses

    Price: $29.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Jamie Lace-Up Satin Formal Column Dress

    Special Occasion

    Dare to stun in the Jamie satin formal dress crafted with silky satin fabric for a gorgeous sheen. The bold plunge halter neckline and open lace-up back will turn heads while the fitted column silhouette flaunts your curves.

    With a smooth, luminous finish, this dress was made to shine. Keep the luxe look going with breathtaking satin prom dresses or go for a sophisticated statement with our wedding guest dresses.

    Fit & Features

    • Silky satin fabric, short knit stretchy lining
    • Plunge halter V-neckline, shoulder straps, padded bra cups
    • Lace-up open back, lower zipper with hook-eye closure
    • High side slit
    • Fitted column silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, galas, and black-tie soirees.

    Style Number/Barcode: 05002-9061

    Category Name: Blue Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: RED, BROWN, IVORY, HUNTER

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

    Product Badge:
    • Ships Free
  • Gwendolyn Glitter Knit Bow-Back Mermaid Dress

    Special Occasion

    The Gwendolyn glitter knit bow-back mermaid dress will have you sparkling up the night with a glamorous allure. She features a sleeveless square neckline, a bold backless design, a high waist seam, a chic bow accent at the lower back with a flowy floor-length train, a floor-sweeping hem with a mermaid silhouette, and a form-hugging fit. Style this long dress with a rhinestone clutch for a black-tie wedding.

    Fit & Features

    • Sleeveless square neckline, spaghetti straps
    • Backless design, high waist seam
    • Bow-back accent, floor-length train
    • Floor-sweeping hem, mermaid silhouette
    • Form-hugging fit
    • Glitter knit fabric
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-9723

    Category Name: Blue Formal Dresses

    Price: $84.90

    Availability: In Stock

    Available Color: LIGHT, BLUE

    Available Size: XS, S, M, L

    Product Badge:
    • Ships Free
  • Jazmine Sequin Bustier Party Dress

    Special Occasion

    Body-hugging and sparkly, the sultry Jazmin party dress features all-over sequin scroll embroidery sure to make you the hit of the night at prom! She's designed with a sleeveless, sweetheart neckline with adjustable spaghetti straps, a built-in padded bust, underwire support, and a high-waist seam that leads to her form-fitting, mini-length hem. The formal dress is composed of a lined mesh fabric with minimal stretch. Complete your chic look in statement heels. 

    This dress proves that short and stylish is always a vibe. Want more? Discover our bold short prom dresses or find a celebration-ready fit in our party dresses.

    Fit & Features

    • Sleeveless, sweetheart neckline, adjustable spaghetti straps
    • Built-in padded bust, underwire support
    • High-waist seam, back zipper, hook and eye closure
    • Bodycon silhouette
    • Mini-length hem
    • Sequin scroll embroidery, lined mesh fabric, minimal stretch
    • Style runs small

    Style Number/Barcode: 05001-1072

    Category Name: Blue Formal Dresses

    Price: $19.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

  • Heather Ruched High-Slit Formal Dress

    Special Occasion

    All eyes will be on you as you stun in the gorgeous Heather formal dress! She features a sleeveless V-neckline, spaghetti straps that lead to a cross-back lace-up design, back ruched detailing, and a floor-length curve-hugging silhouette with a sexy thigh-high side slit. Style this dress with rhinestone earrings and new heels.

    Fit & Features

    • Sleeveless V-neckline
    • Spaghetti straps
    • Cross-back lace-up design
    • Back ruched detailing
    • Floor-length silhouette, high side slit
    • Form-hugging fit
    • Runs true to size

    Style Number/Barcode: 05002-1333

    Category Name: Blue Formal Dresses

    Price: $19.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Priscilla Formal Satin Strapless Mermaid Dress

    Special Occasion

    Make it an elegant entrance in the Priscilla formal satin dress with a curve-hugging mermaid silhouette and floor-sweeping hem for dramatic flair.

    This dress brings effortless confidence with every step. Love this look? Browse our stunning strapless prom dresses or find a statement style in our party dresses.

    Fit & Features

    • Lined silky satin fabric, minimal stretch
    • Strapless sweetheart neckline
    • Pleated, lightly padded bust, non-slip grip lining
    • Slim-fit bodice, high waist seam, hip-hugging fit
    • Floor-sweeping hem, mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, bridesmaids, black-tie galas and events, and fancy milestone celebrations.

    Style Number/Barcode: 05002-7463

    Category Name: Blue Formal Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: SAGE, RED, DENIM, BROWN-2, TAUPE

    Available Size: XS, S, M, L

    Product Badge:
    • Best Seller
  • Shay Formal Lurex Glitter Dress

    Special Occasion 

    Stun in the Shay formal glitter dress that makes your entrance that much more glam! Shay features a mermaid silhouette that flaunts your beautiful curves and a floor-length hem for a hint of drama.

    Fit & Features

    • Line glitter lurex fabric
    • V-neckline, padded bra cups
    • Adjustable spaghetti straps
    • Ruching, mermaid silhouette
    • Wide banded hem, train 
    • Runs true to size
    • Extra glitter for maximum sparkle - may have some natural fallout  


    Where to Wear: 

    Prom, black tie galas and events, red-carpet events, upscale birthdays

    Style Number/Barcode: 05002-2491

    Category Name: Blue Formal Dresses

    Price: $124.90

    Availability: In Stock

    Available Color: BLACK, ROSE, GOLD

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

    Product Badge:
    • Ships Free
  • Vicky Formal Lace Corset Dress

    Special Occasion

    Sparkly glitter adds a glam factor to the Vicky formal dress perfect for your next dressy evening! She features a sleeveless, sweetheart neck, bungee spaghetti straps, and a built-in padded bust atop a sheer lace bodice with flexible boning for a structured fit. Her high waist seam leads to an A-line silhouette with a sexy front slit and a floor-length hem. The formal dress is composed of a glitter lace overlay with inner lining and a minimal stretch. Complete your fancy look in a glam necklace set.

    Fit & Features

    • Sleeveless, sweetheart neck, bungee spaghetti straps
    • Built-in padded bust, bra optional, back zipper closure
    • Sheer lace bodice, flexible boning inserts
    • High waist seam, A-line silhouette
    • Front slit, floor-length hem
    • Glitter lace overlay, inner lining, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05002-2408

    Category Name: Blue Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: 7

    Product Badge:
    • Ships Free
  • Gracie Formal Velvet Side Slit Dress

    Special Occasion

    A luxe style with gorgeous details, the Gracie formal dress will take everyone's breath away! She stuns in a one-shoulder neckline with a long sleeve, a sexy cutout bust, and a form-hugging silhouette with a high-cut side slit long hem. The formal dress is composed of a soft velvet-knit fabric with sewn-in lining and moderate stretch. Complete your classy look in sparkling heels for winter formal and holiday parties!

    Fit & Features

    • One-shoulder neckline, long sleeve
    • Cutout bust accent
    • Form-hugging silhouette
    • High-cut side slit, long hem
    • Stretch velvet-knit fabric, sewn-in lining
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-7369

    Category Name: Blue Formal Dresses

    Price: $29.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

  • Aliza Backless High Slit Slim-Fit Formal Dress

    Special Occasion

    Make them all do a double-take as you make a glam entrance in the gorgeous Aliza formal dress! She features a sleeveless square neckline, thin tank shoulder straps, an alluring backless design with lower tie-back straps in a chic bow accent, ruching down the side seams, a floor-length hem with a thigh-high side slit to showcase some leg, and a slim-fit silhouette to highlight your figure. The smooth knit fabric offers plenty of stretch. Complete your Prom look with sparkling rhinestone-embellished heels.

    Fit & Features

    • Sleeveless square neckline, thin tank shoulder straps
    • Backless design, lower tie-back straps, bow accent
    • Side ruching, floor-length hem, thigh-high side slit
    • Slim-fit silhouette
    • Smooth knit fabric, knit lining at the bust, plenty of stretch
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-8757

    Category Name: Blue Formal Dresses

    Price: $56.90

    Availability: In Stock

    Available Color: HUNTER

    Available Size: XS, S, M, L

  • Octavia Formal A-Line Crepe Dress

    Special Occasion

    For those unforgettable nights stun in a formal long dress that creates a perfect snap-shot moment! Octavia features an off-the-shoulder neckline with a luxe fold-over accent, a high-fitted waist, an asymmetrical high side slit on the right leg, and an A-line silhouette. Octavia is composed of a lined crepe fabric that offers a form-hugging fit with a moderate stretch. Complete the outfit with an adhesive bra and shapewear to achieve that sleek look.

    Fit & Features

    • Off-the-shoulder neckline, fold-over accent
    • Asymmetrical high side slit on the right leg
    • High waist
    • A-line silhouette, form-hugging fit
    • Lined crepe fabric, moderate stretch
    • Strapless or sticky bra friendly
    • Runs true to size

    Style Number/Barcode: 05002-1931

    Category Name: Blue Formal Dresses

    Price: $19.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Marsha Formal Satin Tie Back Dress

    Special Occasion

    Impress every guest at prom in the stunning Marsha formal satin dress designed to captivate in her stunning silhouette with sultry details! She features a classy sleeveless V-neck, spaghetti straps, and an eye-catching open back with a tie-back design perfect for showcasing some skin. Her figure-flattering mermaid silhouette flaunts your curves while elongating in the floor-length hem. The formal dress is composed of silky stretch-satin fabric with a luxe finish. Complete your prom look in glitter heels and a clutch.

    Fit & Features

    • Sleeveless V-neckline, spaghetti straps
    • Adhesive bra recommended
    • Open back, tie-back strap design
    • Figure-flattering mermaid silhouette
    • Floor-length hem
    • Silky stretch-satin fabric
    • Runs true to size

    Style Number/Barcode: 05002-2213

    Category Name: Blue Formal Dresses

    Price: $24.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Noemi Formal Sequin A-Line Dress

    Special Occasion

    Shimmering sequins make a debut on the Noemi formal dress to make your sparkling appearance at school dances, banquet dinners, and black tie events! She features a sleeveless square neck, adjustable spaghetti straps, and a flattering A-line silhouette that leads to the floor-length hem that gracefully kisses the floor with step. The formal dress is composed of a sequin-scroll patterned mesh fabric with a stretchy knit lining. Complete the look with statement earrings.

    Fit & Features

    • Sleeveless square neck, adjustable spaghetti straps
    • Back zipper and hook-eye closure
    • A-line silhouette
    • Floor-length hem
    • Sequin-scroll pattern, mesh fabric, stretchy knit lining
    • Bra friendly design
    • Style runs small

    Style Number/Barcode: 05002-3161

    Category Name: Blue Formal Dresses

    Price: $9.97 $109.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Gretchen Formal Lace-Up Dress

    Special Occasion 

    Lace-up in a formal long dress that brings the wow factor to your evening! Gretchen features a sleeveless square neckline, sleek spaghetti straps, lace-up straps at the back, and a high-side slit. The dress is composed of a smooth knit fabric that offers a form-hugging fit with a moderate stretch. Complete look with rhinestone heels and a metal cuff.

    Fit & Features

    • Sleeveless square neckline, padded cups
    • Spaghetti straps
    • Lace-up straps at back
    • High side slit
    • A-line silhouette
    • Smooth knit fabric, form-hugging fit, moderate stretch
    • Runs true to size 

    Style Number/Barcode: 05002-1388

    Category Name: Blue Formal Dresses

    Price: $9.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Jae Formal Mesh Ruched Mermaid Long Dress

    Special Occasion

    Play up your sophisticated side in the Jae formal mesh long dress that'll steal the scene! Designed with side ruched seams that accentuate your curves along the mermaid silhouette that flares out into the floor-length hem. 

    Fit & Features

    • Airy mesh fabric, full stretchy knit lining
    • Sleeveless cowl neckline, tie straps
    • Adjustable spaghetti straps
    • Back zipper and hook-eye closure
    • Side ruched seams, mermaid silhouette, floor-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, black-tie parties, fancy rehearsal dinners, holidays

    Style Number/Barcode: 05002-7822

    Category Name: Blue Formal Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: RED, NAVY, LIME

    Available Size: XS, S, L, M

    Product Badge:
    • Best Seller
  • Ready And Ruffled Midi Dress

    She's ready to work it. Cause a commotion in this midi dress!

    Fits & Features 

    • Elastic Off Shoulder Neckline
    • Ruffled Popover Detail
    • Form Hugging Silhouette
    • Midi Length Ruffled Trumpet Hemline
    • Fully Lined & Composed Of Crepe Fabric
    • Moderate Stretch
    • Zipper Not Included 
     
    Model is 5'7" with a 34" bust, 24" waist and 36" hips. She is wearing a size small.

    Style Number/Barcode: 05101-8114

    Category Name: Blue Formal Dresses

    Price: $5.97 $39.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Rowan Formal Glitter Ruched Mermaid Dress

    Special Occasion

    Make a dreamy entrance at your next formal affair in the stunningly glam Rowan formal glitter ruched mermaid dress! Crafted from a glitzy glitter knit fabric for an enchanting sparkle, she features a sleeveless scoop neckline, spaghetti straps, a lower back cutout to add a stylish flair, ruching at the back and down the side seams to accentuate your curves, and a floor-sweeping hem with a mermaid silhouette. Complete your look in this formal long dress with rhinestone fringe earrings.

    Fit & Features

    • Sleeveless scoop neckline, spaghetti straps
    • Hook and bar back closure
    • Lower back cutout, ruching at the back and down the side seams
    • Floor-sweeping hem, mermaid silhouette
    • Glitter knit fabric, stretchy knit lining
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-8641

    Category Name: Blue Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: BURGUNDY, YELLOW, LIGHT, BLUE

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

    Product Badge:
    • Ships Free
  • Maxine A-Line Tulle Dress

    Special Occasion

    Waltz your way in and make a magical entrance with our stunning Maxine formal dress! She features adjustable spaghetti straps that lead to a cross back design, a padded bust with subtle pleated detailing, a V neckline with a sheer lace inset at the center, and a back zipper and hook and eye closure. Her high waist flows to a floor-length tulle skirt with a pretty A-line silhouette. The sheer tulle fabric has a stretchy knit lining. Complete your gorgeous look with a sleek clutch.

    Fit & Features

    • Adjustable spaghetti straps that lead to a cross back design
    • Padded bust
    • V neckline with a sheer lace inset
    • High waist
    • Back zipper and hook and eye closure
    • Floor-length, A-line silhouette
    • Sheer tulle fabric with a knit lining

    Style Number/Barcode: 05002-0598

    Category Name: Blue Formal Dresses

    Price: $19.97 $46.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Fran Formal Crepe Sweetheart Column Dress

    Special Occasion

    Easy to impress and so chic, the Fran formal crepe column dress exudes sophistication. It features a classy sweetheart neckline with a pleated bust, spaghetti straps, and a flattering fitted column silhouette with a high front slit and long-length hem.

    Fit & Features

    • Crepe knit fabric, moderate stretch
    • Sleeveless sweetheart neckline
    • Pleated bust
    • Spaghetti straps
    • Column silhouette
    • High front slit, long-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, and formal dinner parties.

    Style Number/Barcode: 05002-7925

    Category Name: Blue Formal Dresses

    Price: $49.90

    Availability: Out of Stock

  • Daring In Satin Cowl Neck Dress

    Slip into this daring satin mini dress for a night of drinks and dancing! The dress features a sleeveless bodice, spaghetti straps, a sheer mesh waist with flexible boning, and a bodycon, asymmetrical wrap hem. Complete the look in a ring set and clutch.

    Fit & Features

    • Sleeveless, cowl neck, spaghetti straps
    • Sheer mesh waist, flexible boning
    • Bodycon silhouette
    • Asymmetrical wrap hem
    • Back zipper, hook and eye closure
    • Lined satin fabric, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05103-4539

    Category Name: Blue Formal Dresses

    Price: $9.97 $43.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Denice Corset A-Line Wrap Formal Dress

    Special Occasion

    You're not wrong for wanting to glow this prom season! The Denice Corset A-Line Wrap Formal dress will have you feeling sparkly all night. She features a sleeveless cowl neck, adjustable spaghetti straps that let you customize her fit, and a corset-style bodice with flexible boning. Keep your hands warm in the hidden side pockets. Her empire waist leads to the A-line, floor-length silhouette on a shimmering glitter satin-lined fabric with no stretch. Complete the look in platform heels.

    Fit & Features

    • Cowl neckline, adjustable spaghetti straps
    • Wrap front, back zipper, hook and eye closure, side pockets
    • Corset waist, flexible boning
    • A-line silhouette, floor-length hem
    • Glitter fabric, satin lining
    • Flowy fit, no stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-2011

    Category Name: Blue Formal Dresses

    Price: $19.97 $119.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Sloane Satin Corset Formal Dress

    Special Occasion

    Sexy and sophisticated, the Sloane satin dress is perfect for your next formal event. She features a sleeveless V-neckline, thin shoulder straps, a corset-designed bodice with pleated detailing and flexible boning, a lower back cutout leading to ruching, and a fitted, floor-length silhouette. The smooth satin fabric offers a moderate stretch. Style with rhinestone statement earrings.

    Fit & Features

    • Sleeveless V-neckline, thin shoulder straps
    • Sticky bra recommended
    • Corset-designed bodice, pleating, flexible boning
    • Back zipper and hook-eye closure, lower back cutout, lower back ruching
    • Form-hugging fit, floor-length silhouette
    • Satin fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-7859

    Category Name: Blue Formal Dresses

    Price: $19.97 $84.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale