Halter Neck Mermaid Prom Dresses

Halter Neck Mermaid Prom Dresses are here to make your prom night unforgettable, babe. Ready to serve main character energy? These curve-hugging stunners bring all the drama with a flirty halter neckline and that iconic mermaid silhouette—because you deserve a look as bold and fearless as you are. Whether you’re plotting a grand entrance or planning to dance ‘til sunrise, Halter Neck Mermaid Prom Dresses will have you feeling like the ultimate siren, turning every hallway into your runway.

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$74.90

5 star rating

A black mesh mermaid dress featuring a plunging halter neckline, high side slit, and elegant ruching.

$59.90

4.5 star rating

A brown satin mermaid gown featuring a plunging halter V-neckline and elegant floor-length silhouette.

$79.90

4.181818 star rating

A navy blue mermaid formal dress featuring a lace open back and side ruched seams.

Best Seller

$79.90

4.714286 star rating

A black glitter mermaid dress with a lace-up back and sweetheart halter neckline.

Best Seller

$59.90

4.428571 star rating

A light blue satin halter dress featuring an open back, cowl accent, and high front slit.

$59.90

4.615385 star rating

A black crepe mermaid dress with a square halter neckline and elegant high front slit.

$44.90

4.666667 star rating

A brown knit maxi dress featuring a halter cowl neckline, open back, and curve-hugging mermaid silhouette.

$89.90

4.788733 star rating

A stunning red satin dress with a plunge halter neckline and lace-up open back.

$89.90

4.466667 star rating

A dazzling gold mermaid dress with a lace-up back, high slit, and glitter knit fabric.

$79.90

4.888889 star rating

A glamorous black glitter mermaid dress featuring an open back and high front slit.

Sale

$24.97 $69.90 64% off

4.428571 star rating

A brown mermaid formal dress featuring a halter V-neckline and open back in smooth knit fabric.

Sale

$19.97 $69.90 71% off

3.75 star rating

A black glitter knit mermaid dress with a cowl halter neckline and high front wrap slit.

$69.90

5 star rating

A black lace mermaid dress featuring a halter plunge neckline and striking low strappy back.

$79.90

4.5 star rating

A sultry red satin mermaid dress featuring a halter V-neck and dramatic high front wrap slit.

$36.90

5 star rating

A sleek black knit midi dress with a halter neckline and flared mermaid silhouette.

Sale

$19.97 $69.90 71% off

5 star rating

A plum mermaid formal dress with a halter neckline, abstract print mesh, and floor-length hem.

$169.90

5 star rating

A coral formal dress with beaded sequins, halter neckline, and a chic high front slit.

$59.90

5 star rating

A burgundy mesh mermaid dress featuring a plunge halter neckline, high front slit, and sheer hem.

$79.90

5 star rating

A stunning blue floral mermaid dress featuring a halter V-neckline and partially open back.

$109.90

4.726191 star rating

A glamorous navy blue mermaid dress with sequins, a lace-up back, and a thigh-high slit.

Sale

$46 $64.90 29% off

4.589744 star rating

A black crepe formal dress with puff sleeves, lace-up back, and a high-cut slit.

Sale

$19.97 $49.90 60% off

4.827586 star rating

A coral satin mermaid dress featuring a lace-up back, high slit, and adjustable spaghetti straps.

$59.90

4.68 star rating

A denim floral mesh mermaid dress featuring a lace-up back, ruched front, and high slit.

$79.90

4.6 star rating

A red glitter mermaid formal dress with a cowl neck, high slit, and adjustable straps.

Sale

$77 $109.90 30% off

4.461538 star rating

A royal blue mermaid dress with sequin scrolls, adjustable straps, and a high front slit.

$69.90

4.625 star rating

A black glitter crepe mermaid dress with a cutout bodice and high front wrap slit.

Sale

$19.97 $74.90 73% off

4.333334 star rating

A black glitter knit mermaid dress with a lace-up back and flattering V-neckline.

Sale

$19.97 $69.90 71% off

4.333334 star rating

A coral glitter formal dress with a lace-up back and curve-hugging mermaid silhouette.

Sale

$19.97 $99.90 80% off

4.666667 star rating

A mauve satin mermaid dress with beaded applique neckline, perfect for formal occasions.

$59.90

4.666667 star rating

A pink knit formal dress featuring a halter cowl neckline, padded cups, and a chic side slit.

$79.90

4.8 star rating

A black glitter mermaid dress featuring a cowl neckline, padded cups, and a dramatic wrap slit.

$149.90

5 star rating

A stunning yellow mermaid dress with sequin and bead embellishments, featuring a V-neckline and adjustable straps.

Sale

$19.97 $69.90 71% off

4.5 star rating

A mauve satin mermaid dress with chiffon flutter sleeves and a high front slit.

$119.90

5 star rating

A pink sequin formal dress featuring a corset bodice and mermaid silhouette for glamorous events.

Sale

$29.97 $79.90 62% off

4.5 star rating

A sage glitter knit formal dress with a lace-up back and mermaid silhouette for stunning elegance.

Sale

$24.97 $69.90 64% off

5 star rating

A burgundy mesh mermaid dress with a V-neckline, adjustable straps, and padded bra cups.

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Windsor Mayra Formal Satin Slit Long Dress in Sage
(182) 4.626374 star rating

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: S | Satin Fabric

Marissa Formal Satin Cowl Neck Dress in Green
(179) 4.5698323 star rating

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: XS | Satin Fabric

Windsor Rowena Sequin Mermaid Dress in Navy Blue
(168) 4.7261906 star rating

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

Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black-2
(129) 4.7906976 star rating

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

Addison Glitter Mesh Formal Dress in Black
(114) 4.631579 star rating

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

Amirah Formal Glitter Cowl Neck Column Dress in Black
(74) 4.108108 star rating

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 Black | Size: XS | Knit Fabric

Windsor Jamie Lace-Up Satin Formal Column Dress in Red
(71) 4.7887325 star rating

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

Rose Formal Mesh Corset Column Dress in Brown
(71) 4.4788733 star rating

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 Brown | Size: XS | Knit Fabric/Mesh Fabric

Windsor Savannah Formal Crepe Long Dress in Black
(66) 4.5757575 star rating

Stunning for brides and celebrations, the Savannah formal crepe dress showcases simplicity and chicness! With a form-hugging silhouette and sultry high front slit, this formal dress is perfect for an evening of elegance. Fit & FeaturesLined crepe fabric, moderate stretch, Sleeveless square neckline, tank-style straps, Back zipper and hook-eye closure, Form-hugging silhouette, Front high-cut slit, Floor-length hem, Runs true to size, Where to Wear:Prom, weddings, bridesmaids, red-carpet events, milestone celebrations Free Shipping on All Orders Over $75. | Windsor Savannah Formal Crepe Long Dress in Black | Size: XS

Windsor Shayla Strapless Corset Lace Formal Dress in Black
(64) 4.65625 star rating

Designed to be eyed up and down, the Shayla long formal dress brings the sultry heat to any black-tie occasion! A curved neckline and sheer mesh lace corset bodice create a sophisticated silhouette, while the lace-up back provides a personalized fit. Fit & FeaturesSheer mesh, smooth knit fabric, Lace corset bodice, flexible boning, padded bra cups, Lace-up, back zipper with hook-eye closure, Floor-length fitted silhouette, high front wrap slit, Runs true to size, Where to Wear:Formal dances, black-tie galas, red-carpet occasions, and big birthday events, weddings, bridal showers, engagement parties, rehearsal dinners. Free Shipping on All Orders Over $75. | Windsor Shayla Strapless Corset Lace Formal Dress in Black | Size: S | Knit Fabric/Sheer Mesh Fabric

Halter Neck Mermaid Prom Dresses