Mermaid Formal Dresses
Dive into the dreamy world of mermaid formal dresses, where elegance meets a splash of enchantment! These stunning silhouettes hug your curves in all the right places and fan out into a mesmerizing fishtail finish, making you feel like the star of your own fairytale. Whether you're gracing a gala, owning prom night, or stealing the spotlight at any formal event, these dresses are your ticket to unforgettable style. Get ready to turn heads and leave a trail of admirers in your wake, because with these mermaid vibes, you're not just walking into a room—you're making waves!
$59.90
A stunning red mesh mermaid dress with ruched seams and adjustable spaghetti straps for formal occasions.
$119.90
A stunning lavender mermaid dress featuring sequin scrolls, lace-up back, and high slit.
$69.90
A green sleeveless mermaid dress with glitter fabric, adjustable straps, and a floor-length hem.
$19.97 $99.90 80% off
A sage mermaid formal dress featuring a halter V-neckline and elegant tie-back design.
$89.90
A luxurious green knit mermaid dress featuring an off-the-shoulder neckline and dramatic high front slit.
$99.90
A mint sequin scroll mermaid dress with a strappy back, perfect for prom or black-tie events.
$64.90
An elegant green satin mermaid dress with a lace-up back and flattering V-neckline.
$59.90
A mauve mesh mermaid dress with a sweetheart neckline and lace-up back for formal occasions.
$69.90
A taupe satin strapless mermaid dress with a sweetheart neckline and chic pleated detailing.
$49.90
A coral satin mermaid dress featuring a lace-up back, high slit, and adjustable spaghetti straps.
$59.90
A red floral mesh mermaid dress with a lace-up back, high slit, and floor-length hem.
$15.97 $79.90 80% off
A black glitter mermaid dress with a lace-up back, square neckline, and padded bra cups.
$89.90
A stunning black sequin glitter dress with a sheer corset bodice and mermaid silhouette.
$74.90
A black glitter knit mermaid dress with a halter neckline and high front wrap slit.
$69.90
A navy blue mermaid dress with a cowl neckline, crisscross back, and dramatic high front slit.
$74.90
A red glitter knit mermaid dress with an off-the-shoulder neckline and high front wrap slit.
$77 $109.90 30% off
A stunning royal blue mermaid dress with sequins, adjustable straps, and a high front slit.
$69.90
A navy blue mermaid dress with a strappy open back and sleek, stretchy knit fabric.
$15.97 $79.90 80% off
An orange mermaid silhouette dress with glitter knit fabric, cowl neckline, and lace-up back.
$79.90
A wine-colored satin mermaid dress with a high slit and elegant train for formal occasions.
$15.97 $49.90 68% off
An elegant orange mermaid dress featuring a cowl neckline and adjustable spaghetti straps in stretchy knit.
$59.90
A stunning periwinkle mesh dress with a ruched mermaid silhouette and off-the-shoulder neckline.
$19.97 $79.90 75% off
A chic black mermaid dress featuring a sheer mesh corset bodice and adjustable crisscross straps.
$76.90
A navy blue mermaid dress with a chiffon tie-back and floral velvet pattern for formal occasions.
$79.90
A stunning white mermaid dress with faux pearl embellishments and a cold shoulder neckline.
$15.97 $69.90 77% off
A pink glitter knit mermaid dress featuring a lace-up back, V-neckline, and high front slit.
$74.90
A navy blue mermaid dress with a tie-back design, high slit, and stretchy knit fabric.
$69.90
A brown mermaid formal dress featuring a halter V-neckline and open back in smooth knit fabric.
$99.90
A yellow mermaid sequin dress with a cutout back, high slit, and adjustable spaghetti straps.
$19.97 $99.90 80% off
A mauve satin mermaid dress with beaded applique neckline, perfect for formal events.
$19.97 $64.90 69% off
A green knit mermaid dress with a cowl neckline, spaghetti straps, and a high front slit.
$69.90
A blue floral crepe mermaid dress with a sweetheart neckline and high front slit.
$19.97 $79.90 75% off
A light blue mesh mermaid dress with faux pearl embellishments and a flattering sweetheart cowl neckline.
$89.90
A glamorous yellow glitter knit mermaid dress with ruching, spaghetti straps, and a stylish back cutout.
$69.90
A black glitter crepe mermaid dress with cutout strappy bodice and high front wrap slit.
$79.90
A glamorous red glitter mermaid dress featuring an open back and high front slit.
$19.97 $89.90 78% off
A sage mermaid silhouette dress with a lace-up back and glitter lurex fabric for formal events.
$79.90
A white formal dress featuring faux pearl embroidery, a sweetheart neckline, and a high side slit.
$89.90
A chic strapless mermaid dress in blue satin with a pleated bodice and high front slit.
$79.90
An elegant strapless mermaid dress in gold satin with a high wrap slit for formal occasions.
$19.97 $74.90 73% off
A black glitter knit mermaid dress with a lace-up back and side ruched seams.
$79.90
A sultry red satin mermaid dress with a halter V-neck and dramatic high front wrap slit.
$79.90
A captivating red glitter mermaid dress featuring a cowl neckline, padded cups, and a dramatic slit.
$79.90
A sleek lavender mermaid dress with a ruched silhouette and adjustable spaghetti straps.
$59.90
A strapless coral mermaid dress with glitter knit fabric and side ruched seams for formal events.
$19.97 $159.90 88% off
An ethereal green tulle formal dress with sequins, a corset bodice, and a mermaid silhouette.
$169.90
A pink mesh mermaid dress with bead sequins, lace-up back, and high front slit.
$79.90
A glamorous wine glitter dress with a mermaid silhouette, lace-up back, and floor-length hem.
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Lavish yourself with a luxe formal dress that elevates your special occasion outfit! Cheyenne features a one-shoulder neckline, a wired V-neck bust, a fitted long sleeve, a high side slit on the floor-length hem, and a curve-hugging A-line silhouette. The long dress is composed of a lined velvet fabric that offers a moderate stretch. Complete the look with rhinestone heels and a sphere clutch. Fit & FeaturesOne-shoulder neckline, wired V-neck bust, Fitted long sleeve, High side slit, floor-length hem, A-line silhouette, Lined velvet fabric, Form-hugging fit, moderate stretch, Strapless or sticky bra recommended, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black-2 | Size: S | Rhinestone/Velvet Fabric
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. Fit & FeaturesSilky 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. Free Shipping on All Orders Over $75. | Windsor Jamie Lace-Up Satin Formal Column Dress in Red | Size: XS | Knit Fabric/Satin Fabric
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 & FeaturesSheer 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, Free Shipping on All Orders Over $75. | Windsor Marjorie Formal Chiffon Sleeve Midi Dress in White | Size: S | Chiffon/Crepe Fabric
A chic staple skater dress featuring a flirty off-the-shoulder folded neckline and a short-length perfect for styling with boots or heels. Fit & FeaturesRibbed knit fabric with plenty of stretch, Off-the-shoulder neckline, fold-over accent, Long fitted sleeves, Short-length hem, Skater silhouette, Runs true to size, Free Shipping on All Orders Over $75. | Windsor Chic Staple Ribbed Knit Skater Dress in Black | Size: M | Knit Fabric
The Gwendolyn glitter knit bow-back mermaid dress will have you sparkling up the night with a glamorous allure! Make your entrance in this floor-length gown designed to turn heads with a curve-flaunting mermaid fit and backless design. Fit & FeaturesGlitter knit fabric, moderate stretch, Square neckline, spaghetti straps, Backless design, high waist seam, Bow-back accent, floor-length train, Floor-sweeping hem, mermaid silhouette, Runs true to size, Extra glitter for maximum sparkle - may have some natural fallout, Where to Wear:Weddings, black tie galas, formal dances, big birthday events, rehearsal dinners, engagement parties, red carpet occasions, upscale glam parties Free Shipping on All Orders Over $75. | Windsor Gwendolyn Glitter Knit Bow-Back Mermaid Dress in Black | Size: L | Knit Fabric
A sparkling sequin scroll pattern adds beauty and shine to the glamorous Saige formal long dress! With a lace-up back that turns heads, a curve-hugging mermaid silhouette, and a high slit for a gorgeous look. Fit & FeaturesSequin scroll pattern, mesh fabric, stretchy full knit lining, Sleeveless plunge V-neckline, padded bust, Spaghetti straps, open lace-up back detail, Back zipper and hook-eye closure, Mermaid silhouette, floor-length hem, Runs true to size, Where to Wear:Prom, black-tie events, glam functions, and parties. Free Shipping on All Orders Over $75. | Windsor Saige Formal Sequin Lace-Up Mermaid Dress in Lavender | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric
The Lucille formal satin dress will have you looking and feeling radiant and luxe! The dress captivates with a lace-up back, mermaid silhouette, and high front slit for effortless allure. Fit & FeaturesLined satin knit fabric, minimal stretch, Sleeveless square neckline, padded bust, adjustable spaghetti straps, Open lace-up back design, zipper and hook-eye closure, Fitted bodice, front ruched seam, high-cut slit, Mermaid silhouette, floor-length hem, Runs true to size, Where to Wear:Prom, weddings, bridesmaids, black tie galas, red-carpet events, nights at the opera or theatre, big milestone celebrations Free Shipping on All Orders Over $75. | Windsor Lucille Formal Satin Mermaid Dress in Coral | Size: L | Knit Fabric/Satin Fabric
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 & FeaturesPlunge 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, Free Shipping on All Orders Over $75. | Windsor Marylou Lace Mesh Plunge Neck Formal Dress in Black | Size: L | Knit Fabric/Mesh Fabric/Mesh Fabric
Spend an evening in the timeless elegance of the Alicia floor-length formal dress and feel like a work of art! The side ruched seams accentuate your curves along the mermaid silhouette, and the high front slit adds a touch of drama to the floor-length hem. Fit & FeaturesSmooth knit fabric lined with stretchy knit, Padded bra cups, Back zipper and hook-eye closure, High front slit, Mermaid silhouette, Runs true to size, Where to Wear:Prom, galas, black tie parties, weddings, bridesmaids, nights at the theatre and opera, red-carpets Free Shipping on All Orders Over $75. | Windsor Alicia Off-The-Shoulder Mermaid Formal Dress in Green | Size: XS | Knit Fabric
Sleek and sophisticated! The Emmie satin formal dress exudes elegance with a lace-up back and flattering mermaid silhouette that accentuates your figure. Fit & FeaturesStretchy satin-knit fabric, lined bust, Spaghetti straps, V-neckline, Lace-up back, Mermaid silhouette, floor-length hem, Runs true to size, Where to Wear:Prom, black-tie galas, weddings, bridesmaids, formal parties, and red-carpet events. Free Shipping on All Orders Over $75. | Windsor Emmie Lace-Up Mermaid Satin Formal Dress in Brown | Size: L | Satin Fabric
Mermaid Formal Dresses
When you’re on the hunt for a look that’s going to turn every entrance into a main character moment, nothing serves up drama and allure quite like a mermaid dress. These curve-loving silhouettes are basically the fashion equivalent of sending a flirty wink across the room—bold, unforgettable, and just the right amount of extra. Whether you’re prepping for a gala, a black-tie wedding, or a dreamy prom night, a mermaid evening gown is the ultimate confidence booster. Picture this: you’re gliding across the dance floor, the fitted bodice hugging every curve, and then—bam!—that flared skirt swishes out behind you like a real-life fairytale come true. It’s a vibe that says, “Yes, I know I look amazing,” without you ever having to say a word. And let’s be real: when the invite calls for formal, a long mermaid dress is a guaranteed showstopper, making sure you’re remembered for all the right reasons (and maybe a few jaw drops along the way).
Shopping for a formal mermaid dress is basically like prepping your own red carpet moment, and it’s all about finding the one that matches your energy. Maybe you’re the friend who’s always first on the RSVP list, or the one who’s got a calendar full of events and zero repeats in your wardrobe. Or maybe you’re helping your bestie score her dream look for a milestone birthday, or you’re the sister who knows exactly what will make Mom tear up at her anniversary party. These dresses aren’t just for wearing—they’re for making memories, for those nights you’ll be talking about in the group chat long after the last song plays. The mermaid ball gown dress is also a top-tier gift if you want to absolutely spoil someone who’s got a big event on the horizon (think: sweet sixteen, quinceañera, or a graduation that deserves a little extra sparkle). And don’t forget—if you’re planning a wedding and want your squad to serve up synchronized slay, there’s a whole world of Mermaid Bridesmaid Dresses waiting to make your bridal party totally iconic.
When it comes to styling your mermaid look, don’t be afraid to go all in. These dresses are made for statement accessories—think chandelier earrings, a killer clutch, and sky-high heels that make you feel unstoppable. If you’re all about the details, look for luxe touches like sequins, lace, or a dramatic train to really dial up the glam. And don’t stress about the fit—mermaid gowns are designed to celebrate your shape, so embrace that curve-hugging magic and let yourself shine. Whether you’re strutting into a formal event or just dressing up for the thrill of it, a mermaid dress is all about owning your moment and having the best time doing it. So grab your girls, cue the camera roll, and get ready for a night where you’re the main event—because in a formal mermaid dress, you’re not just attending, you’re making the party unforgettable.