Long Blue Prom Dresses
You + long blue prom dresses = a match made in prom night heaven. Whether you’re channeling major mermaid energy or just want to make jaws drop, these dreamy blue gowns are here to help you steal the spotlight. From midnight navy to sky-high blue, your perfect shade is waiting to make your entrance unforgettable. Get ready to twirl, pose, and own every second—because when you show up in long blue prom dresses, the party doesn’t start until you walk in.
$139.90
A royal blue sequin dress featuring a mermaid silhouette and an alluring open strappy back.
$69.90
A navy blue knit mermaid dress featuring lace trim, flutter straps, ruching, and a lace-up back.
$89.90
A sophisticated navy blue satin dress with a strapless neckline and pleated mermaid silhouette.
$119.90
A royal blue sequin mermaid dress with a plunge V-neckline and adjustable spaghetti straps.
$59.90
A stunning royal blue satin dress with a corset bodice and high side slit for formal events.
$77 $109.90 30% off
A stunning royal blue mermaid dress with sequins, adjustable straps, and a high front slit.
$109.90
A chic navy blue mermaid dress with sequins, featuring a lace-up back and thigh-high slit.
$109.90 - $149.90
A light blue mermaid dress with sequin-scroll mesh, padded bust, and lace-up back for formal events.
$79.90
A navy blue mermaid formal dress with glitter knit fabric, cowl neckline, and high front slit.
$109.90
An elegant navy blue satin gown with a cold shoulder design and sultry front slit.
$19.97 $79.90 75% off
A light blue mesh mermaid gown with faux pearl embellishments and a flattering sweetheart cowl neckline.
$89.90
A shimmering navy blue A-line dress with a sleeveless cowl neckline and high-cut front slit.
$89.90
A light blue glitter knit mermaid dress with ruching, a scoop neckline, and a stylish back cutout.
$64.90
A navy blue satin bodycon dress featuring a corset bodice and asymmetrical wrap hem.
$64.90
A royal blue satin dress with a lace-up back, V-neckline, and high front slit.
$19.97 $69.90 71% off
A navy blue satin glitter mermaid dress with a strapless neckline and pleated bodice.
$79.90
A navy blue mermaid dress with a glittery finish, lace-up back, and high front slit.
$19.97 $69.90 71% off
A navy blue mermaid dress with a strappy open back and sleek, stretchy knit fabric.
$79.90
A sultry navy blue mermaid dress featuring a lace open back and side ruched seams.
$64.90
A royal blue formal dress with a V-neckline, strappy back, and high side slit.
$69.90
A navy blue off-the-shoulder mermaid dress with glitter fabric and a glamorous high front slit.
$79.90
A glamorous navy blue mermaid dress featuring a glitter knit fabric, open back, and high front slit.
$59.90
A denim mesh formal dress with a sweetheart neckline, lace-up back, and flattering ruched silhouette.
$119.90
A royal blue glitter formal dress featuring a lace-up back, high slit, and hidden pockets.
$119.90
A royal blue mermaid dress with sequin embroidery, lace-up back, and high front slit.
$99.90
A light blue mermaid dress with sequin embroidery, cutout back, and high front slit.
$69.90
A blue floral crepe mermaid dress with a sweetheart neckline and high front slit.
$59.90
A navy blue strapless mermaid dress in smooth knit fabric, featuring a high front slit and padded cups.
$169.90
A light blue mermaid formal dress with bead sequins, lace-up back, and high front slit.
$76.90
A navy blue mermaid dress with a chiffon tie-back and floral velvet pattern for formal occasions.
$79.90
A light blue mermaid formal dress with a ruched silhouette and adjustable spaghetti straps.
$79.90
A navy blue satin formal dress with a mermaid silhouette and high front slit for elegant occasions.
$154.90
A light blue formal dress with beaded sequins, cowl neckline, and a high slit for elegance.
$19.97 $69.90 71% off
A royal blue glitter knit mermaid dress featuring a cowl neckline, lace-up back, and high front slit.
$29.97 $69.90 57% off
A blue glitter formal dress with a cowl neckline, high slit, and adjustable spaghetti straps.
$69.97 $164.90 58% off
A light blue mermaid formal dress featuring an embroidered corset bodice with sequins and rhinestones.
$149.90
A stunning light blue mermaid dress with sequins, beading, and a flattering V-neckline.
$19.97 $79.90 75% off
A navy blue satin dress with a plunging sweetheart neckline and pleated wrap silhouette.
$159.90
A navy blue satin A-line ball gown featuring a floral embroidered bodice and lace-up back.
$119.90
A light blue satin mermaid dress featuring a corset bodice, beaded applique, and sweeping side sash.
$149.90
A navy blue formal dress featuring beaded embellishments, a high side slit, and a V-neckline.
$154.90
A navy blue glitter mesh formal dress with a corset bodice and ruffled A-line silhouette.
$79.90
A stunning royal blue formal dress featuring a lace-up back and high side slit.
$59.97 $154.90 61% off
A light blue glitter mesh formal dress featuring cascading ruffles and a high front slit.
$19.97 $59.90 67% off
A navy blue velvet wrap dress with glitter, ruching, and a high-slit for formal occasions.
$79.90
A navy blue glitter mermaid dress with a plunge neckline and lace-up back for formal events.
$129.90
A captivating royal blue mermaid dress with sequin embellishments and a sheer sweetheart neckline.
$99.90
A stunning royal blue sequin dress with a lace-up back and mermaid silhouette for formal events.
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Slip into the luxe vibes of Mayra! Designed to highlight your figure, this formal satin dress delivers a chic form-hugging fit and a high slit for effortless movement. Fit & FeaturesSmooth satin-knit fabric, moderate stretch, Sleeveless square neckline, spaghetti straps, Fitted bodice, side hip pleating, Form-fitting silhouette, high-cut front slit, Floor-length hem, Style runs small, Where to Wear:Homecoming, weddings, black-tie parties, galas, military balls, engagement parties, rehearsal dinners, bridal celebrations, birthday events, milestone celebrations Free Shipping on All Orders Over $75. | Windsor Mayra Formal Satin Slit Long Dress in Sage | Size: M | Satin Fabric
The Marissa long satin dress brings elegance and sultriness to your formal night. The floor-length gown enhances your curves with a fitted bodice and flattering A-line silhouette while the high front slit provides movement. Fit & FeaturesStretch-satin fabric, non-see-through, double-lined bust, Sleeveless pleated cowl neckline, spaghetti straps, Slim-fit bodice, empire waistline, High front slit, floor-length hem, A-line silhouette, Runs true to size, Where to Wear:Prom, weddings, black-tie soirees, special date nights, and engagement parties. Free Shipping on All Orders Over $75. | Windsor Marissa Formal Satin Cowl Neck Dress in Green | Size: M | Satin Fabric
Create a captivating entrance in this formal wrap dress for your next soiree. All eyes are on you in this stylishly chic long formal dress with a plunging V-neckline to perfectly display a sparkling rhinestone lariat or delicate layers of dainty necklaces. Fit & FeaturesCrepe fabric, moderate stretch, Asymmetrical wrap V-neckline, Adjustable spaghetti straps, Ruched detailing, slim-fit bodice, High front slit, floor-length wrap silhouette, Runs true to size, Where to Wear:Prom, black-tie weddings, and formal parties. Free Shipping on All Orders Over $75. | Windsor Sasha Formal High Slit Wrap Dress in Black | Size: XS | Rhinestone
Chic and glamorous, the Rowena sequin mermaid long dress will stylishly elevate your formal night-out look. With a lace-up strap design and fitted mermaid silhouette with a high slit, you'll deliver stunning style. Fit & FeaturesSheer mesh fabric, knit lining, moderate stretch, embroidered sequin scroll design, Sleeveless square neckline, padded bust, Spaghetti straps, open back, lace-up strap design, tie closure, Lower back zipper with hook and eye closure, High waist seam, Fitted floor-length mermaid silhouette, high front slit, Runs true to size, Where to Wear:Prom, black-tie parties and galas, fancy engagement parties Free Shipping on All Orders Over $75. | Windsor Rowena Sequin Mermaid Dress in Navy Blue | Size: M | Knit Fabric/Mesh Fabric/Sheer Mesh Fabric
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
Make a sparkly statement at your next soiree in the trendy glam Addison glitter formal dress! Bring radiance to the room in this floor-length dress with a sleek design that fits like a glove. Fit & FeaturesSheer glitter mesh fabric, full knit stretchy lining, Sleeveless cowl neckline, spaghetti straps, High waist seam, Floor-length fitted silhouette, Runs true to size, Where to Wear:Prom, black tie weddings, galas, special date nights, rehearsal dinner Free Shipping on All Orders Over $75. | Windsor Addison Glitter Mesh Formal Dress in Black | Size: XS | Knit Fabric/Mesh Fabric/Mesh Fabric
Embellished with light-catching sequins, the Bethanie formal dress is a clear stunner with a lace-up back and a flattering mermaid silhouette with a floor-length hem. Fit & FeaturesSequin-scroll pattern, mesh fabric, stretch knit lining, Sleeveless V-neckline, padded bust, Lace-up back, zipper and hook-eye closure, Mermaid silhouette, Floor-length hem, Runs true to size, Where to Wear:Prom, black-tie events, formal weddings, and upscale parties. Free Shipping on All Orders Over $75. | Windsor Bethanie Formal Sequin V-Neck Mermaid Dress in Light Blue | Size: L | Knit Fabric/Mesh Fabric/Mesh Fabric
Look your best for a fancy night in the stunning Amirah formal glitter dress! Fashioned with an eye-catching cross back, this dress will make you feel like the star of the evening with a high slit and floor-length column silhouette. Fit & FeaturesGlitter knit fabric, moderate stretch, Sleeveless cowl neckline, Spaghetti straps, cross back, Side pleated seam, slim silhouette, high front slit, Floor-length column silhouette, Runs true to size, Extra glitter for maximum sparkle - may have some natural fallout, Where to Wear:Prom, black-tie weddings, galas, and upscale birthday events. Free Shipping on All Orders Over $75. | Windsor Amirah Formal Glitter Cowl Neck Column Dress in Red | Size: M | Knit 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
The Rose formal long column dress is the perfect combination of elegance and glamour with a sheer corset trim and high-side slit for effortless allure! Fit & FeaturesMesh fabric, partial stretchy knit lining, Sleeveless sweetheart neckline, cowl pleating, Adjustable spaghetti straps, crisscross open back, Padded bust, sheer corset bodice, flexible boning, Side ruched seams, fitted column silhouette, High-side slit, floor-length hem, Style runs small, Where to Wear:Prom, weddings, bridesmaids, rehearsal dinners, cocktail soirees, and dressed-up date nights. Free Shipping on All Orders Over $75. | Windsor Rose Formal Mesh Corset Column Dress in Red | Size: XS | Knit Fabric/Mesh Fabric