Open Back Wedding Guest Dresses
Open back wedding guest dresses are the ultimate RSVP power move—turning every entrance (and exit) into a moment. Ready to steal the spotlight without upstaging the bride? These daring looks are made for dancing under the stars and catching all the right glances. Whether you’re vibing with flirty cutouts or dramatic reveals, your outfit is about to be as unforgettable as the celebration itself. Time to show off a little and bring that main character energy to every “I do” afterparty.
$69.90
A wine-colored mesh mermaid gown featuring a plunging halter neckline, ruched details, and strappy open back.
$89.90
A stunning yellow gown with a lace-up back, padded bust, and thigh-high side slit.
$64.90
A sleek black knit mermaid dress featuring a scoop neckline, open back, and high front slit.
$69.90
A chic navy blue mermaid dress with an alluring open back and ruched seams for formal events.
$109.90
A navy blue sequin mermaid dress with a lace-up back and thigh-high front slit.
$54.90
A brown mesh corset long dress with a sweetheart neckline and high side slit for formal events.
$84.90 - $89.90
A sage satin formal dress featuring a cowl neckline, lace-up open back, and high front slit.
$84.90
A glamorous black glitter knit mermaid dress with a bow-back and floor-length train.
$69.90
A yellow knit mermaid dress featuring a halter V-neckline and strappy open back with dual tie closures.
$14.97 $69.90 79% off
A brown mermaid formal dress featuring a halter V-neckline and open back in smooth knit fabric.
$149.90
A sage floral chiffon strapless dress featuring tiered ruffles, a corset bodice, and an airy A-line silhouette.
$44.90
A sage lace midi dress featuring a low-cut back, square neckline, and form-hugging trumpet silhouette.
$99.90 - $109.90
A plum strapless formal dress featuring sequin embroidery, lace-up open back, and a high front slit.
$79.90
A glamorous red glitter mermaid dress with an open back and high front slit for formal occasions.
$109.90
An ethereal periwinkle A-line dress featuring floral glitter sequins, tulle overlay, and a lace-up back.
$99.90
A coral sequin formal dress with a lace-up back, high slit, and floor-length mermaid silhouette.
$119.90
A white floral sequin mermaid dress featuring satin knit fabric and an elegant lace-up open back.
$79.90
A wine-colored strapless A-line dress in smooth knit fabric with a feminine tie-back and floor-length silhouette.
$59.90
A navy blue chiffon gown featuring a halter cowl neckline, open back, and elegant floor-length silhouette.
$59.90
A yellow mesh mermaid gown featuring a cowl neckline, ruched seams, and an alluring open back.
$59.90
A royal blue sequin-embroidered mini dress featuring sheer mesh, a lace-up open back, and bodycon fit.
$79.90
A pink mini dress with faux pearl embellishments, cowl neckline, and strappy open-back design.
$109.90
A stunning black sequin dress with a lace-up back, sweetheart neckline, and high front slit.
$59.90
A pink glitter knit mini dress featuring a square neckline, open back, and dramatic cascading bow.
$79.90
A black satin mermaid dress featuring a halter plunge neckline, open cross-back, and high front slit.
$64.90
An ivory formal dress with a V-neckline, strappy back, and high side slit in knit fabric.
$42.90
An ivory abstract-print maxi dress featuring mesh-lined fabric, halter cowl neckline, waist cutouts, and ruffled slit.
$69.90
A stunning yellow mermaid dress with a glitter finish and sultry open back for formal events.
$56.90
A light pink gauze maxi dress featuring a V-neckline, open back with tie, and relaxed drape.
$59.90
A black glitter knit mermaid gown featuring a plunging halter neckline and dramatic strappy open back.
$84.90
A white mesh mini dress featuring floral beaded embellishments, cutout back, and a bodycon silhouette.
$109.90
A royal blue mermaid gown featuring rhinestone embellishments, a lace-up open back, and a high front slit.
$42.90
A black halter mini dress featuring a plunging neckline, open back, and draped front sash accent.
$49.90
A red glitter mini dress with a sultry open back, ruched seams, and padded bra cups.
$9.97
A green glitter mini dress featuring an open back with tie detail, side ruching, and bodycon fit.
$179.90
An elegant black mesh A-line gown featuring intricate appliqué, beading, and a dramatic lace-up back.
$119.90
A glamorous orange mermaid dress featuring sequins, a lace-up back, and a high front slit.
$119.90
A glamorous periwinkle sequin dress featuring a strappy open back and high front slit.
$49.90
A black floral mesh maxi dress featuring delicate lace trim, a front cutout, and an open back.
$64.90
A berry-hued lace mermaid dress featuring a floral pattern, cowl neckline, and striking open-back design.
$119.90
A black mermaid formal dress featuring a rhinestone corset, open back, and high front slit.
$18.97 $52.90 64% off
An ivory floral knit midi dress featuring a pleated halter neckline and strappy lace-up back.
$45.90
An elegant brown lace A-line dress featuring long fitted sleeves, a square neckline, and an open back.
$79.90
A burgundy mesh mermaid gown featuring a velvet burnout pattern, cowl neckline, and lace-up open back.
$32 $45.90 30% off
A red brown knit midi dress featuring a halter cowl neckline, open back, and flattering slit accent.
$44.90
A taupe halter maxi dress featuring abstract floral and animal prints, lace-trim bust, and open tie back.
$39.90
An abstract blue mesh mini dress featuring a cowl halter neckline, open back, and bodycon silhouette.
$38.90
A sparkling black mini dress with an open strappy back and flattering A-line silhouette.
Now Trending
Windsor Mayra Formal Satin Slit Long Dress in Navy Blue-2
$19.97 $59.90
67% off
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 Navy Blue-2 | Size: XS | 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: M | 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
Windsor Cheyenne Formal One-Shoulder Velvet Dress in Black
$19.97 $59.90
67% off
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 | Size: S | Rhinestone/Velvet 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:Formal dances, black-tie events, formal weddings, and upscale parties. Free Shipping on All Orders Over $75. | Windsor Bethanie Formal Sequin V-Neck Mermaid Dress in Pink-2 | Size: XXS | Knit Fabric/Mesh Fabric/Mesh Fabric
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 Red | Size: S | Knit Fabric/Sheer 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 Green | Size: XS | 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 Brown | Size: XS | Knit Fabric/Mesh Fabric
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