Spring Formal Dresses

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Step Into Fresh Style with Gorgeous Spring Formal Dresses for 2026

Make a statement with Windsor’s 2026 spring formal dresses, perfect for any springtime event. Whether you're searching for short, midi, or long formal dresses for spring, Windsor offers a variety of stunning options featuring floral prints, delicate beading, an array of pastel shades, and shimmering sequins. From soft and breathable mesh to elegant tulle fabrics, our collection has something for every style. Explore these spring formal dresses to ensure you're on-trend and ready to shine on your special occasion.

  • Oona Square Neck Satin High Slit Formal Dress

    Special Occasion

    Structured lines and satin shine give the Oona formal dress a polished finish. The square neckline, fitted bodice, ruched hip detailing, and high side slit shape the slim floor-length silhouette, while the lace-up back adds a striking detail. It’s an elevated choice for black-tie parties.

    Fit & Features

    • Crepe bodice with sleeveless square neckline
    • Adjustable tank straps
    • Corset-style bodice, structured boning
    • Open lace-up back
    • Satin skirt with ruched hip detailing
    • High-cut side slit, form-hugging silhouette
    • Runs true to size


    Where to Wear:

    Black-tie parties, formal events, dances, birthday parties, dressed-up dinners, and chic nights out.

    Style Number/Barcode: 05002-001874

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: RED

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

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  • Fenna Satin Rhinestone Trim Mermaid Dress

    Special Occasion

    Satin sheen and sparkling detail give the Fenna formal dress a polished finish. The plunging V-neckline, ruched hip, rhinestone embellishment, and high side slit shape the fitted mermaid silhouette with plenty of impact.

    Fit & Features

    • Stretch satin fabric with knit lining, sheer mesh inserts
    • Sleeveless plunging V-neckline
    • Tank straps, open cross-back design, lower back zipper with hook-eye closure
    • Ruched hip detailing with rhinestone embellishments
    • High-cut side slit
    • Floor-length mermaid silhouette
    • Runs true to size


    Where to Wear:

    Black-tie parties, wedding guests, winter formal, prom, galas, and fancy date nights.

    Style Number/Barcode: 05002-001229

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: WINE

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

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  • Yvette One-Shoulder Train Mermaid Formal Dress

    Special Occasion

    Clean lines meet statement detail in this formal dress. The one-shoulder neckline and open back create a sleek frame, while the draped train brings fluid movement to the fitted mermaid silhouette. The result feels polished, dramatic, and refined.

    Fit & Features

    • Smooth lined knit fabric with stretch
    • One-shoulder neckline
    • Fitted bodice
    • Open back
    • Floor-length mermaid silhouette
    • Draped train detail
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, black-tie galas, formal celebrations, red-carpet events, anniversaries, balls

    Style Number/Barcode: 05002-001929

    Category Name: Spring Formal Dresses

    Price: $74.90

    Availability: In Stock

    Available Color: NAVY

    Available Size: XS, S, M, L

    Product Badge:
    • New Arrival
  • Sybille Front Slit One Shoulder Formal Dress

    Special Occasion

    A sleek mermaid silhouette gives this formal dress an elegant, sculpted profile. The one-shoulder neckline and waist cutout define the upper shape before the fitted skirt flows into a floor-length hem with a high front slit. It feels polished, graceful, and effortlessly chic.

    Fit & Features

    • Smooth knit fabric with stretch
    • One-shoulder neckline
    • Asymmetric bodice with waist cutout
    • Fitted mermaid silhouette
    • High front slit
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, black-tie galas, rehearsal dinners, engagement parties, anniversaries, formal celebrations, upscale cocktail parties, red-carpet events, balls

    Style Number/Barcode: 05002-001896

    Category Name: Spring Formal Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: WINE

    Available Size: XS, S, M, L

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  • Siofra Floral Velvet Burnout Mermaid Dress

    Special Occasion

    Floral velvet brings rich texture and a dramatic finish to the Siofra formal dress. The V-neckline, slender straps, and fitted mermaid silhouette create a sleek floor-length shape with an open strappy back.

    Fit & Features

    • Glitter mesh fabric with knit lining, high stretch
    • Floral velvet burnout pattern
    • Sleeveless V-neckline, padded bra cups
    • Spaghetti straps
    • Open cross-back lace-up strappy design
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Black-tie events, galas, formal parties, wedding guests, dressed-up dinners, and rooftop parties.


    Style Number/Barcode: 05002-001829

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: BLACK

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

    Product Badge:
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  • Inessa Strapless Scarf Mermaid Formal Dress

    Special Occasion

    A sleek mermaid silhouette gives the Inessa formal dress an elegant, refined presence. The strapless neckline and attached scarf detail frame the fitted shape, while ruching through the waist and hips adds soft dimension before flowing into a floor-length hem.

    Fit & Features

    • Sleek knit fabric with knit lining, high stretch
    • Strapless straight-across neckline
    • Attached scarf detail
    • Ruched waist and hip detailing
    • Fitted mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Wedding guests, formal parties and dances, black-tie events, galas, date nights, and anniversaries.

    Style Number/Barcode: 05002-001957

    Category Name: Spring Formal Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: NAVY

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

    Product Badge:
    • New Arrival
  • Vesper Draped Halter Mermaid Formal Dress

    Special Occasion

    Draped detailing gives the Vesper formal dress a sleek, elegant finish. The halter neckline twists into a front keyhole cutout, while the fitted bodice and mermaid silhouette create a sculpted floor-length shape, finished with a long sash and open back. It’s a polished choice for a wedding guest.

    Fit & Features

    • Lined knit fabric, high stretch
    • Sleeveless draped halter neckline with front keyhole cutout
    • Long sash detail
    • Fitted bodice, ruched detailing
    • Open back
    • Floor-length mermaid silhouette
    • Runs true to size

     

    Where to Wear:

    Wedding guests, anniversary dinners, special nights out, black-tie events, and galas.

    Style Number/Barcode: 05002-001956

    Category Name: Spring Formal Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: OLIVE

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

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  • Brianne Mesh Convertible Formal Dress

    Special Occasion

    For the kind of entrance that quiets the room in the best way, the Brianne dress is all about fluid drama and refined sparkle. Crafted from ruched mesh fabric adorned with rhinestones and faux pearls, this mermaid floor-length dress offers multiple ways to wear neckline that lets you style the moment your way.

    Fit & Features

    • Mesh fabric, partial knit lining, colored rhinestone accents
    • Convertible necklace, multiple ways to wear
    • Padded bra cups
    • Back zipper and hook-eye closure
    • High front slit
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Prom, black tie wedding, galas, balls, red carpet awards ceremony, milestone birthday dinner, upscale cocktail soiree, anniversary parties, rehearsal dinners, special date nights

    Style Number/Barcode: 05002-001526

    Category Name: Spring Formal Dresses

    Price: $119.90

    Availability: In Stock

    Available Color: BLACK

    Available Size: XS, S, M, L

    Product Badge:
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  • Mariska Tie Back Mermaid Formal Dress

    Special Occasion

    This mermaid dress pairs a sleek, curve-defining shape with timeless sophistication. The fitted bodice highlights the waist and hips before opening into a fluid floor-length hem, balanced by an off-the-shoulder neckline and statement tie-back bow. The result is graceful, chic, and effortlessly formal.

    Fit & Features

    • Chiffon/smooth knit fabric, knit lining
    • Off-the-shoulder neckline, padded bra cups
    • Back zipper and hook-eye closure
    • Chiffon foldover bust detail with tie-back design
    • Mermaid silhouette with floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, black-tie galas, balls, formal celebrations, anniversaries, rehearsal dinners, engagement parties, upscale birthday dinners, red-carpet events

    Style Number/Barcode: 05002-001932

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: HUNTER

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

    Product Badge:
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  • Solenne Mock Neck Mesh Mermaid Formal Dress

    Special Occasion

    A sculpted mermaid silhouette gives this formal dress a timeless, statuesque presence. The mock neckline and draped shoulder detail frame the fitted shape, while ruching through the waist and hips flows into a sheer floor-length skirt. It feels elegant, poised, and touched with old-school glamour.

    Fit & Features

    • Airy mesh fabric, partially sewn-in knit lining
    • Mock neckline, cap short sleeves with draped shoulder detailing
    • Back zipper and hook-eye closure
    • Ruched waist and hip detailing
    • Fitted mermaid silhouette
    • Sheer mesh floor-length skirt
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, rehearsal dinners, black-tie galas, formal celebrations, red-carpet events, engagement parties, upscale birthday dinners, special date nights

    Style Number/Barcode: 05002-001871

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: PLUM

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

    Product Badge:
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  • Celandine Sash Mermaid Formal Dress

    Special Occasion

    Draping is having a very polished moment. This ruched formal dress pairs a chic scoop neckline with sculpted ruching and long shoulder sashes for a look that feels sleek and current. The floor-length silhouette keeps the finish refined and fashion-forward.

    Fit & Features

    • Mesh fabric with partial sewn-in knit lining
    • Scoop neckline
    • All-over ruched detailing
    • Long shoulder drapes
    • Back zipper and hook-eye closure
    • Floor-length mermaid silhouette
    • Sheer hem
    • Runs true to size

     

    Where to Wear:

    Weddings, bridesmaids, galas, rehearsal dinners, engagement parties, formal birthday events, cocktail soirees, special date nights, balls

    Style Number/Barcode: 05002-001873

    Category Name: Spring Formal Dresses

    Price: $99.90

    Availability: In Stock

    Available Color: NAVY

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

    Product Badge:
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  • Eulalie Rhinestone Halter Mermaid Formal Dress

    Special Occasion

    A sculpted mermaid silhouette gives this formal dress a timeless, red-carpet presence. The plunging halter neckline and ruched detailing define the fitted shape before flowing into a floor-length hem with a high front slit, while rhinestones add refined sparkle. It feels glamorous, poised, and steeped in Old Hollywood allure.

    Fit & Features

    • Rhinestone-embellished mesh fabric, stretchy knit lining
    • Plunging halter neckline, tie straps, with wired insert
    • Ruched seams
    • Open back
    • High front slit
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Black-tie galas, red-carpet events, weddings, fancy birthday dinners, special date nights, formal celebrations, upscale cocktail parties

    Style Number/Barcode: 05002-001884

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: BLACK

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

    Product Badge:
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  • Maelle Lace Up Ruched Mesh Formal Dress

    Special Occasion

    This long dress stands out through sheer texture, sculpted ruching, and a lace-up back that brings the drama. A sweetheart neckline and front slit keep the silhouette striking from every angle. It feels sultry, trend-forward, and intentionally daring.

    Fit & Features

    • Lined mesh fabric
    • Sweetheart neckline, satin built-in underwire padded bra insert
    • Adjustable spaghetti straps
    • Slim long silhouette, corset bodice with boning
    • Front slit
    • Lace-up back, zipper and hook-eye closure
    • Runs true to size

     

    Where to Wear:

    Weddings, black-tie events, cocktail parties, birthday dinners, date nights, rehearsal dinners, engagement parties

    Style Number/Barcode: 05002-001697

    Category Name: Spring Formal Dresses

    Price: $74.90

    Availability: In Stock

    Available Color: BLACK

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

    Product Badge:
    • New Arrival
  • Elowette Draped Satin Chiffon Formal Dress

    Special Occasion

    Soft draping and a sleek fitted shape give the Elowette formal dress an elegant, polished presence. The satin neckline and ruched bodice define the silhouette before flowing into a sheer chiffon floor-length skirt. It’s a refined choice for a wedding guest.

    Fit & Features

    • Draped satin neckline
    • Sleeveless boat neck design
    • Ruched bodice and hip detailing
    • Fitted silhouette
    • Side zipper with hook-eye closure
    • Sheer chiffon floor-length skirt
    • Runs true to size

     

    Where to Wear:

    Wedding guests, black-tie events, bridesmaids, galas, anniversary dinners, and cocktail parties.

    Style Number/Barcode: 05002-001809

    Category Name: Spring Formal Dresses

    Price: $79.90

    Availability: In Stock

    Available Color: PLUM

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

    Product Badge:
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  • Selina Velvet Cold Shoulder Formal Dress

    Special Occasion

    Velvet always knows how to make an entrance. The Selina velvet formal dress pairs a cold shoulder neckline with a high front slit for a look that feels polished, fashion-forward, and made for a dressed-up moment. 

    Fit & Features

    • Lined velvet fabric with stretch
    • Cold shoulder sweetheart neckline, padded bra cups
    • Adjustable straps, short-sleeve cuffs
    • Back zipper with hook-eye closure
    • High front slit
    • Mermaid floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Weddings, black-tie galas, bridesmaids, rehearsal dinners, holiday parties, formal celebrations, red-carpet events

    Style Number/Barcode: 05002-001778

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: In Stock

    Available Color: NAVY

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

    Product Badge:
    • Ships Free
  • Aureline Side Slit Open Back Formal Dress

    Special Occasion

    Sleek lines and sheer detailing give this formal dress an elegant, modern finish. The crew neckline, long sheer sleeves, ruched waist and hip detailing, and high side slit shape the fitted floor-length silhouette, while the open back adds a striking contrast. It’s a polished choice for a wedding guest.

    Fit & Features

    • Crew neckline
    • Long sheer sleeves
    • Ruched waist and hip detailing
    • Open back
    • High side slit with fitted floor-length silhouette
    • Runs true to size

     

    Where to Wear:

    Wedding guest, Galas and black-tie events, HOCO, and prom.

    Style Number/Barcode: 05002-001802

    Category Name: Spring Formal Dresses

    Price: $69.90

    Availability: In Stock

    Available Color: BROWN

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

    Product Badge:
    • New Arrival
  • Petra Glitter Leopard Mermaid Formal Dress

    Special Occasion

    The leopard pattern gets an elevated finish with allover glitter. This mermaid formal dress pairs a fitted shape with a lace-up open back for added definition. The textured shine gives the statement print a polished edge.

    Fit & Features

    • Glitter leopard print mesh fabric, knit lining, high stretch
    • V-neckline, padded bra cups, spaghetti straps
    • Lace-up open back
    • Fitted mermaid silhouette
    • Floor-length hem
    • Runs true to size

     

    Where to Wear:

    Weddings, rehearsal dinners, engagement parties, cocktail soirees, formal events, anniversaries

    Style Number/Barcode: 05002-002015

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: Out of Stock

    Product Badge:
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  • Adelina Faux Fur Off-The-Shoulder Mini Bandage Dress

    Special Occasion

    This season is perfect for a little luxe glamour. The Adelina dress pairs a sculpting bandage mini silhouette with a plush faux-fur off-the-shoulder neckline for chic nights out, holiday parties, and dressy occasions that call for something extra.

    Fit & Features

    • Bandage knit fabric with knit lining, high stretch
    • Off-the-shoulder neckline, faux fur design
    • Side zipper with hook-eye closure
    • Bodycon silhouette
    • Mini-length hem
    • Runs true to size

     

    Where to Wear:

    Dressy date nights, dressed-up dinners, weddings, holiday parties, winter formal, and chic nights out.

    Style Number/Barcode: 05001-001179

    Category Name: Spring Formal Dresses

    Price: $89.90

    Availability: Out of Stock

    Product Badge:
    • Ships Free