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.

SHOW FILTER

SORT:

SIZE
COLOR
PRICE
ALL FILTERS
SORT

Size Filter

Color Filter

Price Filter

Sort Options

Loading...

Product Recommendations

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.

  • Haisley Formal Tulle And Satin Dress

    Special Occasion 

    Create a breathtaking entrance in our Haisley dress as you captivate with magical tulle and stunning satin! She features a sleeveless satin bodice,  plunge V-neckline, adjustable spaghetti straps that shape the strappy back design, and an airy A-line tulle silhouette with a floor-length hem and high-front slit. The formal dress is composed of a stretchy lined satin and tulle fabric. Complete the look with rhinestone earrings and a clutch for a formal dinner party or wedding!

    Fit & Features 

    • Plunging V-neckline, adjustable spaghetti straps
    • Strappy back design, lower zipper and hook-eye closure
    • Satin bodice, A-line tulle silhouette
    • Floor-length hem
    • Stretchy knit lining with a front high slit
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-0152

    Category Name: Blue Formal Dresses

    Price: $9.97 $44.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Maddison Sleeveless Mermaid Dress
    Special Occasion 


    Stun in a formal mermaid dress that radiates elegance and grace. Captivate with a sleek, timeless style for your next special event in a dress that brings glamour. The Maddison formal dress features an off-the-shoulder neckline with a fold-over accent and vertical princess seams at the bust that provides structure. The relaxed fit bodice leads to a curve-hugging mermaid silhouette that flatters curves by creating an hourglass illusion. Complete your elegant formal outfit with a rhinestone hair clip to create a gorgeous updo and a sleek envelope clutch. 

    Fits & Features

    • Fold-over off-the-shoulder neckline 
    • Strapless adhesive bra recommended
    • Mermaid silhouette, princess seams
    • Curve-hugging fit
    • Back zipper closure
    • Crepe-lined fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-5415

    Category Name: Blue Formal Dresses

    Price: $14.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Kenzie Formal Lattice Midi Dress
    Special Occasion 


    Lace-up in luxe satin as you make a captivating entrance in our Kenzie dress! She features a sleeveless bodice, a plunging V-neckline with padded cups, princess seams, and narrow straps that lead to a lattice back detail. Her slim-fit bodice leads to a midi-length silhouette accented with a side slit. The dress is composed of a stretchy satin fabric that offers a form-hugging fit with a moderate stretch. Includes a lower back zipper closure. Complete look with heels and a clutch.

    Fit & Features

    • Sleeveless V-neckline, padded cups
    • Spaghetti straps, lattice back, lower back zipper and hook and eye closure
    • Midi-length silhouette
    • High side slit
    • Lined stretchy satin fabric
    • Form-hugging fit, moderate stretch 
    • Runs true to size

    Style Number/Barcode: 05001-0619

    Category Name: Blue Formal Dresses

    Price: $19.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Leann Formal High Slit Glitter Dress
    Special Occasion 


    Shine for those special moments in our twinkling Leann dress! She features a sleeveless bodice, a wrap V-neckline, and narrow cross straps. Her slim-fit bodice leads to a curve-hugging floor-length silhouette accented with a ruched side seam and a high side slit. The dress is composed of a glitter knit fabric that offers a form-hugging fit with a moderate stretch. Complete the look with rhinestone heels and a satin clutch.

    Fit & Features

    • Sleeveless, V-neckline, spaghetti straps
    • Adhesive bra recommended
    • Criss-cross back
    • Ruching, high side slit, slim-fit silhouette
    • Glitter knit fabric, moderate stretch
    • Saturation of glitter varies and may transfer
    • Runs true to size

    Style Number/Barcode: 05002-1536

    Category Name: Blue Formal Dresses

    Price: $29.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Rochelle Formal Fantasy Mermaid Dress

    Special Occasion 

    Keep it radiant in the Rochelle dress! Make a sensational entrance at your next special event in this formal crepe dress featuring a stunning off-the-shoulder neckline with a sweetheart bust that cascades off the shoulders, and a built-in bust for support. The vertical seams on the bodice create a streamlined look on the flared mermaid silhouette that highlights curves to create an hourglass effect. Complete your formal outfit with rhinestone heels and a sleek satin clutch.

    Fit & Features

    • Off-shoulder sweetheart neckline, short-sleeve cuffs
    • Built-in padded bust, adhesive bra recommended
    • Vertical seams, mermaid silhouette
    • Back zipper closure 
    • Form-hugging style
    • Crepe-lined fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-5841

    Category Name: Blue Formal Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Clearance
  • Larsa Formal Velvet And Lace Mermaid Dress

    Special Occasion 

    Radiate elegance in our luxe Larsa formal mermaid dress! She features an off-the-shoulder neckline with a sweetheart bust, long fitted sheer lace sleeves, and a mermaid silhouette accented with a high-side slit on the long-length hem. The dress is composed of a lined velvet fabric that offers a moderate stretch. Complete the look in this long dress with rhinestone earrings and a sleek clutch.

    Fit & Features

    • Off-the-shoulder neckline
    • Sweetheart bust
    • Long fitted sheer lace sleeves
    • Mermaid silhouette, form-hugging fit
    • High side slit, long-length hem
    • Velvet fabric, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-1306

    Category Name: Blue Formal Dresses

    Price: $9.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Theresa Heat Of The Moment Dress

    Special Occasion

    You'll be too hot to handle in the stunningly chic Theresa dress! She features a wide round neckline, sheer long fitted sleeves, and a mini-length, curve-hugging silhouette. The all-over rhinestone embellishment creates a subtle party-perfect sparkle without being over the top! The dress is composed of a lined mesh fabric with a moderate stretch. Complete the look with sleek hoop earrings.

    Fit & Features

    • Wide round neckline
    • Back zipper and hook and eye closure
    • Sheer long fitted sleeves
    • Mini-length, form-fitting silhouette
    • All-over rhinestone embellishment
    • Sheer mesh fabric, knit lining, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05001-3868

    Category Name: Blue Formal Dresses

    Price: $19.97 $79.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Esperanza Formal Sequin Cowl Dress

    Special Occasion

    Have the spotlight on you in the dazzling Esperanza sequin long dress, perfect for prom! She stuns in a classic sleeveless cowl neck with sleek bungee spaghetti straps that lead to the slight open-back with zipper closure. Her slenderizing A-line silhouette features a sultry front slit to showcase some skin on the floor-length hem. The formal dress is composed of sequin-knit lined fabric with minimal stretch. Complete the look in stiletto heels.

    Fit & Features

    • Sleeveless cowl neck, bungee spaghetti straps
    • Adhesive bra recommended
    • Slight open-back, zipper closure
    • A-line silhouette
    • Front slit, floor-length hem
    • Sequin-knit lined fabric, minimal stretch
    • Style runs large

    Style Number/Barcode: 05002-6868

    Category Name: Blue Formal Dresses

    Price: $84.00 $119.90

    On Sale: Yes

    Availability: In Stock

    Available Color: ROYAL

    Available Size: XS, S, M

    Product Badge:
    • Sale
  • Jane Formal High Slit Satin Dress

    Special Occasion 

    Create a head-turning moment with a formal dress that brings the luxe to your evening. Jane features a sleeveless square neckline, adjustable spaghetti straps, a high side slit for a show of leg accented with ruffle trim on the A-line silhouette. The dress is composed of a lined satin fabric that offers a form hugging fit with a moderate stretch. Complete look with rhinestone heels and a clutch

    Fit & Features 

    • Sleeveless, square neckline, adjustable spaghetti straps
    • Adhesive bra recommended
    • Ruffled high side slit
    • A-Line silhouette 
    • Form-fitting design
    • Smooth satin fabric, moderate stretch
    • Fits true to size

    Style Number/Barcode: 05002-1630

    Category Name: Blue Formal Dresses

    Price: $9.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Annabelle Knit Satin Formal Dress

    Special Occasion

    Wrap yourself in the sleek and stunning Annabelle knit satin formal dress for effortless glamour! She features a sleeveless cowl neckline with a padded bust, adjustable spaghetti straps for a customized fit, front ruching at the waist, and a floor-length, wrap-front skirt with a fitted A-line silhouette. Style this long dress with sparkling rhinestone earrings.

    Fit & Features

    • Sleeveless cowl neckline, adjustable spaghetti straps
    • Padded cups, no bra required
    • Empire waist seam, front ruching
    • Floor-length, wrap-front skirt, A-line silhouette
    • Satin knit fabric
    • Form-hugging fit, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-1876

    Category Name: Blue Formal Dresses

    Price: $59.90

    Availability: Out of Stock

  • Eliza Sleeveless Formal Mermaid Dress

    Special Occasion

    Show off your gorgeous curves in the sleek and stunning Eliza formal dress. She features a sleeveless sweetheart neckline with a twist-front design, a padded bust with a chic keyhole cutout underneath, spaghetti straps, a high waist seam, and a floor-length mermaid silhouette. The smooth knit fabric offers plenty of stretch. Perfect for weddings, complete your best-dressed guest look with strappy heels.

    Fit & Features

    • Sleeveless sweetheart neckline, twist-front design
    • Padded bust, no bra required, keyhole cutout underneath
    • Spaghetti straps, back zipper, hook and eye closure
    • High waist seam
    • Floor-length, form-fitting, mermaid silhouette
    • Smooth knit fabric, plenty of stretch
    • Runs true to size

    Style Number/Barcode: 05002-7010

    Category Name: Blue Formal Dresses

    Price: $9.97 $54.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Anne Formal Lattice Satin Dress

    Special Occasion 

    Stun in satin as you create a one-of-a-kind entrance in our Anne dress! She features a sleeveless bodice, a square neckline, padded cups, and spaghetti straps that lead to a lattice back design. Her empire waist leads to a floor-length skirt that is accented with pockets and a stunning waist-high slit. The dress is composed of a satin fabric that offers a relaxed fit with minimal stretch. Includes a back zipper closure. Complete look with a satin clutch and heels.

    Fit & Features

    • Sleeveless square neckline, padded cups
    • Spaghetti straps, lattice-back design
    • Empire waist, lower back zipper and hook and eye closure
    • A-line silhouette, high side slit
    • Hidden side pockets
    • Satin fabric, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05002-6373

    Category Name: Blue Formal Dresses

    Price: $14.97 $109.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Marjorie Formal Chiffon Sleeve Midi Dress

    Special Occasion

    Sophistication meets sultry on the Marjorie formal dress perfect for cocktail parties and dressy family get-togethers. She features sheer chiffon peasant long sleeves, a square neckline, a bodycon silhouette, and a front ruched seam leading to the skin-flaunting slit along her midi-length hem. The formal dress is composed of a lined crepe fabric with a moderate stretch. Style with a chic clutch and heels to complete the look!

    Fit & Features

    • Sheer chiffon peasant long sleeves, square neckline
    • Front ruched seam, slit detail
    • Bodycon silhouette
    • Midi-length hem
    • Lined crepe fabric, moderate stretch
    • Bra-friendly design
    • Runs true to size

    Style Number/Barcode: 05001-1732

    Category Name: Blue Formal Dresses

    Price: $44.90

    Availability: In Stock

    Available Color: WHITE

    Available Size: S, M, L, XS

  • Plus Kaleigh Off Shoulder Dress

    Special Occasion

    Keep a classy profile in our floor length Kaleigh dress! She features an off the shoulder neckline with ruched detailing on one shoulder and ruched detailing along the sides to create a gracefully cascading effecting leading to a sexy high slit. She is double lined with a soft to the touch knit fabric that offers a curve hugging fit that provides plenty of stretch. 

    Special Occasion products cannot be returned to any retail locations.

    Style Number/Barcode: 15002-0100

    Category Name: Blue Formal Dresses

    Price: $29.97 $49.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Online Only
  • Marylou Lace Mesh Plunge Neck Formal Dress

    Special Occasion

    Bring the romantic allure to the evening affair in the Marylou lace mesh plunge formal dress! She embodies flirtatious style in a sleeveless plunge V-neckline with a built-in padded bust and adjustable spaghetti straps on her empire waist bodice. The sparkly embroidered lace mesh fabric effortlessly flows into a floor-length silhouette with a high-side slit to showcase some legs. She also features a curve-conscious silhouette to flaunt your stunning figure! Complete the look in an elegant hair clip.

    Fit & Features

    • Plunge V-neckline, adjustable spaghetti straps
    • Adhesive bra recommended, built-in padded bust
    • High side slit, back zipper, hook and eye closure
    • Empire waist, form-fitting silhouette
    • Floor-length hem
    • Sparkly embroidered lace mesh fabric, full knit lining, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-7177

    Category Name: Blue Formal Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: XS, S, M, L

  • Gabby Formal Mesh Strapless Ruffle Long Dress

    Special Occasion

    The Gabby formal long dress gives an aurora of dreamy romance with flirty ruffles, a high side slit for movement, and a form-hugging silhouette.

    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-lined fabric, moderate stretch
    • Strapless neckline, non-slip grip lining
    • Side zipper and hook-eye closure
    • Asymmetrical ruffle trim throughout
    • Form-hugging silhouette, high side slit
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, bridesmaids, garden parties, fancy dates

    Style Number/Barcode: 05002-7801

    Category Name: Blue Formal Dresses

    Price: $64.90

    Availability: In Stock

    Available Color: PINK, YELLOW

    Available Size: M, L, XL

    Product Badge:
    • Best Seller
  • Delana Formal One-Shoulder Satin Dress

    Special Occasion 

    Keep it luxe in the stunning Delana dress that brings the sophistication to your special evening. She features a unique one-shoulder neckline with a charming bow accent on the left shoulder, a floor-length mermaid silhouette, and is composed of a captivating satin-like fabric. Complete your special occasion outfit with rhinestone earrings.

    Fit & Features

    • One-shoulder neckline
    • Bow accent on the left shoulder
    • Floor-length mermaid silhouette
    • Satin-like fabric, moderate stretch
    • Form-hugging fit
    • Runs true to size

    Style Number/Barcode: 05002-0974

    Category Name: Blue Formal Dresses

    Price: $14.97 $64.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Becka Formal Mesh High Slit Column Dress

    Special Occasion

    Elevate your wardrobe with the chic Becka formal column dress for fancy soirees! Crafted from sheer mesh fabric for a luxurious look, the long dress is designed with sheer long bell sleeves and a striking fitted column silhouette with a sultry slit.

    Fit & Features

    • Mesh fabric, sewn-in knit lining, moderate stretch
    • Sheer mesh long bell sleeves
    • Square neckline
    • Fitted column silhouette
    • High side slit, long-length hem
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, bridesmaids, fancy date nights, and rooftop parties.

    Style Number/Barcode: 05002-7710

    Category Name: Blue Formal Dresses

    Price: $54.90

    Availability: In Stock

    Available Color: BLACK, BURGUNDY

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

  • Maisy Cutout High Slit Satin Formal Dress

    Special Occasion

    Make a showstopping entrance in the always stunning Maisy satin formal dress! She features a sleeveless V-neckline with a twist-front design, spaghetti straps, an alluring front cutout at the waist, and a floor-sweeping A-line silhouette with a chic high side slit to show off some leg. The satin-knit fabric showcases a luxe sheen for a glamorous vibe. Style with rhinestone heels for your next gala!

    With a sleek finish and effortless shine, this dress is pure luxe. Want more? Browse our stunning satin prom dresses or find a celebration-ready style in our party dresses.

    Fit & Features

    • Sleeveless V-neckline, twist-front design
    • Spaghetti straps
    • Front waist cutout, high waist seam
    • Floor-length hem, flowy A-line silhouette, side slit
    • Satin-knit fabric, lining at the bust, moderate stretch
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-6848

    Category Name: Blue Formal Dresses

    Price: $74.90

    Availability: In Stock

    Available Color: GOLD

    Available Size: XS, S, M, L

  • Sophie Glitter Knit Mermaid Dress

    Special Occasion

    Effortlessly elegant, the Sophie glitter knit mermaid dress would be a stunning choice for a formal gala. She features a square neckline, short puff sleeves, a partially open back with a lace-up strappy design for a customized fit, a high waist seam, a floor-length hem, and a mermaid silhouette with a high front slit to showcase your heels. The glitter knit fabric offers a moderate stretch. Complete the look in this long dress with rhinestone statement earrings.

    Fit & Features

    • Square neckline
    • Short puff sleeves
    • Open back, lace-up strappy design, tie closure
    • High waist seam
    • Floor-length hem, mermaid silhouette, front slit
    • Glitter knit fabric, moderate stretch
    • Sticky bra or pasties recommended
    • Runs true to size

    Style Number/Barcode: 05002-2515

    Category Name: Blue Formal Dresses

    Price: $74.90

    Availability: In Stock

    Available Color: NAVY

    Available Size: XS, S, M, L

  • Lala High Slit Satin Formal Dress

    Special Occasion

    Flaunt your natural beauty in our fabulous Lala dress! She features a trendy pleated cowl neckline with a slim-fit bodice, a floor-sweeping silhouette with a semi-high slit that shows just a hint of skin, and a form-hugging fit. The smooth satin fabric offers a moderate stretch. Pair this gorgeous dress with a sleek ring set to add some glamour to your look for your special occasion.

    Fit & Features

    • Pleated cowl neckline and square back, spaghetti straps
    • Slim-fit bodice, form-hugging fit
    • Floor-length silhouette with a subtle side slit
    • Stretch satin fabric, non-see-through
    • Strapless or sticky bra recommended
    • Runs true to size

    Style Number/Barcode: 05002-1866

    Category Name: Blue Formal Dresses

    Price: $9.97 $59.90

    On Sale: Yes

    Availability: Out of Stock

    Product Badge:
    • Sale
  • Pure Perfection Satin Wrap Dress

    Look and feel like pure perfection in this classy satin midi dress for cocktail hour and semi-formal occasions! It features a sleek sleeveless cowl neck, spaghetti straps, a high waist seam, a form-fitting silhouette, and side pleating along the faux-wrap midi skirt. Complete the look with rhinestone heels.

    Fit & Features

    • Sleeveless cowl neck, spaghetti straps
    • High waist seam
    • Form-fitting silhouette
    • Side pleating, faux-wrap midi skirt
    • Silky satin fabric, minimal stretch
    • Runs true to size

    Style Number/Barcode: 05101-1600

    Category Name: Blue Formal Dresses

    Price: $39.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: S

  • Iliana Cowl Neck High Slit Satin Column Dress

    Special Occasion

    Level up your look in the gorgeous Iliana satin formal dress! The corset-style bodice will create a snatched waist while the fitted column silhouette showcases 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

    • Stretchy satin-knit fabric, lined
    • Sleeveless sweetheart neckline, padded bra cups
    • Adjustable spaghetti straps, back zipper with hook-eye closure
    • Corset-style bodice
    • High side slit
    • Floor-length fitted column silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, weddings, bridesmaids, black-tie parties, and milestone celebrations.

    Style Number/Barcode: 05002-8225

    Category Name: Blue Formal Dresses

    Price: $59.90

    Availability: In Stock

    Available Color: NAVY, RED, HUNTER, ROYAL

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

    Product Badge:
    • Best Seller
  • Roseanne One-Shoulder Satin Dress

    Special Occasion 

    Captivate with elegance in this one-shoulder long satin dress, ideal for your next formal soiree, prom, or black-tie wedding. The luxurious stretch satin contours around the waist, revealing an alluring front-wrap design that showcases the legs, allowing you to walk and move with ease. The asymmetrical neckline serves as a sleek backdrop, perfect for highlighting a trendy choker necklace or bold chandelier earrings.

    Fit & Features 

    • One-shoulder neckline, spaghetti strap
    • Ruched side seam
    • Wrap-front design, asymmetrical side slit
    • Floor-length, form-fitting silhouette
    • Satin fabric, moderate stretch
    • Runs true to size

    Style Number/Barcode: 05002-0813

    Category Name: Blue Formal Dresses

    Price: $19.97 $59.90

    On Sale: Yes

    Availability: In Stock

    Available Color: BROWN

    Available Size: XS, S

    Product Badge:
    • Sale