Open Back Prom Dresses 2027 | 1850+ Designer Styles | Marlas Fashions

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Open Back Prom Dresses, Long Backless Evening Gowns & Low Back Dresses

All Prom Dresses

All Prom Dresses

 High Slit

High Slit

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Tight Fitted

 Ellie Wilde

Ellie Wilde

 Portia and Scarlett

Portia and Scarlett

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Short Prom

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3118 Item

Sherri Hill 57652 Yellow prom dress front view in stretch satin with cross-draped ruching, strapless sweetheart neckline, high front slit, formal prom gownSherri Hill 57652 Yellow prom dress back view showing fully open back with lace-up crisscross closure and sweep train, evening gown
Sherri Hill 57652 Strapless Sweetheart Ruched Satin Fitted Gown with Train Sale price$693 CAD
Mac Duggal 6251 champagne beige blue silver front view fitted sequin fringe gown with scoop neck spaghetti straps tiered fringe skirt formal prom gownMac Duggal 6251 champagne beige blue silver back view open back fitted sequin gown with deep scoop back tiered floor length fringe skirt evening gown, styled for prom
Mac Duggal 6251 Fitted Sequin Fringe Scoop-Neck Spaghetti-Strap Gown Sale price$820 CAD Regular price$961 CAD
Sherri Hill 57791 gold prom dress front view with hot-stone rhinestone embellishment, sweetheart neckline, boned fitted silhouette, formal prom gownSherri Hill 57791 gold prom dress back view with crisscross lace-up open back, straps, hot-stone fitted gown, evening gown prom night
Sherri Hill 57791 Long Fitted Hot-Stone Gown with Sweetheart Bodice & Train Sale price$832 CAD
Mac Duggal 6145 Fully Sequined Fitted Open-Back Ombré Gown with Fully BeadedMac Duggal 6145 Gold Amethyst prom sequin ombré fitted open-back gown with stretch jersey base, wide shoulder straps, back view, pageant gown
Mac Duggal 6145 Fully Sequined Fitted Open-Back Ombré Gown with Fully Beaded Sale price$820 CAD Regular price$961 CAD
Clarisse 62296 Lavender front view fitted beaded illusion corset prom gown with sweetheart neckline high slit and liquid satin skirt formal prom gownClarisse 62296 Lavender back view fitted beaded corset gown with crisscross lace-up open back and satin train evening gown prom night
Clarisse 62296 Beaded Illusion Corset Fitted Gown with High Slit Gown Sale price$560 CAD
Mac Duggal 68476 Tangerine Orange one-shoulder chiffon a-line prom gown with tiered ruffles, high slit, front view, semi-formal party dressMac Duggal 68476 Tangerine Orange open back one-shoulder chiffon prom gown with waist cutout, back view, cocktail party dress
Mac Duggal 68476 One-Shoulder Chiffon A-Line Gown with High Slit Gown Sale price$547 CAD
Portia and Scarlett PS26000 pink floral prom gown front view with floral satin, boned sweetheart corset bodice, mermaid silhouette, formal prom gownPortia and Scarlett PS26000 pink floral prom gown back view with open back, spaghetti straps, sweep train, evening gown
Portia and Scarlett PS26000 Floral Satin Mermaid Corset Gown with Train Sale price$529 CAD
Ladivine T818 royal sweetheart satin gown with shoulder straps — front view of the bridesmaid silhouetteLadivine T818 black — back view of the open back and crisscross straps in fitted satin
Ladivine T818 Cowl Neck Adjustable Strap Satin Gown Sale price$123 CAD Regular price$220 CAD
Mac Duggal 67816 sky blue chiffon halter high-neck a-line prom gown with open back and front high slit, front view, formal prom gownMac Duggal 67816 sky blue chiffon open-back halter gown showing full back exposure to waistline, back view, prom evening gown
Mac Duggal 67816 High-Neck Halter Chiffon A-Line Gown with High Slit Sale price$537 CAD
Ladivine CD695 blue halter-neck beaded tulle fitted gown with open back and train — vibrant cobalt-blue front view of the floor-length formal wedding guest and evening event dressLadivine CD695 blue — turned angle of the halter-neck open-back beaded tulle fitted silhouette in a rich cobalt-blue tone for formal evening events and black tie wedding receptions
LaDivine CD695 Beaded Embroidery Mermaid Halter Gown – Open-Back Tulle Train Pageant Formal Dress Sale price$421 CAD
Ellie Wilde EW120014 periwinkle prom dress with glitter tulle, illusion corset bodice, sweetheart neckline, a-line ballgown silhouette, front view, formal prom gownEllie Wilde EW120014 periwinkle prom dress with glitter tulle, open illusion back, floral appliqués, a-line ballgown silhouette, back view, evening gown
Ellie Wilde EW120014 Glitter Tulle Ballgown with Embroidered Floral Corset Bodice Sale price$579 CAD
Ladivine CDS550 black strapless lace corset gown with high slit — front view of the black-tie silhouetteLadivine CDS550 black — rear-facing view of the open back and trailing lace evening train
Ladivine CDS550 Strapless Sequin Lace Mermaid Gown with Sweep Train Sale price$327 CAD
Andrea and Leo A1528 Dusty Lavender formal gown with beaded mesh, sweetheart neckline, spaghetti straps, tiered beaded fringe skirt, front view, black-tie event dressAndrea and Leo A1528 Dusty Lavender formal gown showing fully open back to the waist, spaghetti straps, beaded sheath silhouette, back view, evening gown
Andrea and Leo A1528 Beaded Fringe Sweetheart Sheath Gown with Open Back Sale price$624 CAD
Mac Duggal 5679 silver champagne beige front view one-shoulder a-line gown in fully beaded sequin mesh with floral appliqué, prom formal gownMac Duggal 5679 silver champagne beige back view open-back one-shoulder fully beaded sequin gown, prom evening gown, elegant floor-length silhouette photographed in boutique studio lighting
Mac Duggal 5679 One-Shoulder Beaded Sequin A-Line Gown with Sweep Train Sale price$1,098 CAD Regular price$2,757 CAD
Portia and Scarlett PS26253 Black Gold prom dress with hot-stone corset bodice, tiered ruffle satin skirt, high slit, front view, formal prom gownPortia and Scarlett PS26253 Black Gold prom dress with fully open corset back, beaded straps, tiered ruffle skirt, back view, evening gown
Portia and Scarlett PS26253 Corset Ballgown with Tiered Ruffle Skirt with Sweep Train in Satin Sale price$1,209 CAD
Clarisse 62130 Sage Green prom dress front view with crystal beaded illusion sweetheart bodice, boning, high front slit, sweep train, fitted silhouette, formal prom gownClarisse 62130 Sage Green prom dress back view showing full open crisscross lace-up back, fitted jersey skirt, sweep train, evening gown
Clarisse 62130 Beaded Illusion Sweetheart Fitted Long Gown with Train Sale price$682 CAD
LaDivine CDS546 gold halter beaded fitted mermaid prom gown — warm metallic-gold front view for promLaDivine CDS546 gold — rear-facing view showing the corset bodice with crisscross open back and high slit of the fitted mermaid prom gown
Ladivine CDS546 Strapless Corset Satin Gown – Silver Floral Appliqué Dress with High Slit Sale price$337 CAD
Ellie Wilde EW37071 Emerald prom dress front view fitted sequin corset satin gown with illusion mesh panel sweetheart neckline high slit and train formal prom gownEllie Wilde EW37071 Emerald prom dress back view lace-up crisscross open back fitted satin gown with illusion corset panel and train evening gown
Ellie Wilde EW37071 Fitted Sequin Corset Satin Gown with High Slit Sale price$599 CAD
LaDivine T214 black strapless sweetheart satin A-line ballgown bridesmaid gown — polished dark front view for bridesmaidLaDivine T214 black — rear-facing view showing the corset bodice with full skirt of the A-line ballgown bridesmaid gown
Ladivine T214 Prom Gown – V-Neck Glitter Ballgown Open-Back Dress Sale price$130 CAD Regular price$255 CAD
Mac Duggal 55995 plum purple formal gown front view with satin fabric, crossed halter pleated bodice, fitted floor-length silhouette, evening gown for formal eventsMac Duggal 55995 plum purple formal gown back view with deeply open back, halter neck tie, smooth satin skirt, fitted silhouette, gala gown for formal occasions
Mac Duggal 55995 Halter Pleated Bodice Fitted Satin Floor-Length Gown Sale price$411 CAD
Ladivine CDS552 mint sleeveless sweetheart chiffon gown with open back and high slit — posed directly facing cameraLadivine CDS552 mint — plunging open back with corset structure and flowing chiffon skirt visible from behind
LaDivine CDS552 Sequin Beaded Corset Gown – Open-Back High-Slit Fitted Evening Dress Sale price$380 CAD Regular price$760 CAD
Ellie Wilde EW37092 Strawberry Shortcake ivory pink floral print prom dress front view strapless sweetheart boned corset fitted silhouette formal prom gownEllie Wilde EW37092 Strawberry Shortcake ivory pink floral print prom dress back view full open lace-up corset back swept train prom evening gown
Ellie Wilde EW37092 Fitted Floral Print Corset Satin Gown with Train Sale price$599 CAD
LaDivine C168 greenery scoop fully-beaded fitted evening gown — leafy-green front view for mother of the brideLaDivine C168 dusty rose — editorial trio pairing dusty rose, greenery in coordinated evening tones
Ladivine C168 Strapless Satin Gown – Embroidered Beaded Bodice Dress with High Slit Sale price$290 CAD Regular price$691 CAD
Clarisse 62282 Red prom dress front view with beaded lace floral appliqués, illusion corset bodice, sweetheart neckline, fitted silhouette, formal prom gownClarisse 62282 Red prom dress back view with fully open back, sweep train, beaded lace appliqués at hip, fitted satin skirt, evening gown
Clarisse 62282 Fitted Strapless Lace Appliqué Beaded Corset Gown with Sweep Train Sale price$541 CAD
Faviana 11404 Navy front view beaded satin corset fitted gown with high slit & trainFaviana 11404 Navy full-length front view beaded satin corset fitted gown with high slit & train
Faviana 11404 Beaded Satin Corset Fitted Gown with High Slit & Train Sale price$695 CAD
Ellie Wilde EW36003 Dusk prom dress front view with floral sequin beading, illusion boned bodice, sweetheart neckline, mermaid silhouette, formal prom gownEllie Wilde EW36003 Dusk prom dress back view showing fully open back, illusion boned bodice, sequin beading, sweep train, evening gown
Ellie Wilde EW36003 Sequin Beaded Mermaid Gown with Illusion Bodice Sale price$799 CAD
Portia and Scarlett PS26432C silver illusion corset bodice detail for prom with dense pearl bead and sequin embellishment, strapless sweetheart neckline, cocktail party dressPortia and Scarlett PS26432C silver open back prom gown with fully exposed back from shoulders to below waist, fitted sequin skirt, evening gown
Portia and Scarlett PS26432C Illusion Corset Sequin Gown with High Slit Sale price$1,179 CAD
Ellie Wilde EW37003 Dark Purple Multi front view strapless sweetheart A-line prom gown with floral print tulle skirt illusion corset bodice and high slit formal prom gownEllie Wilde EW37003 Dark Purple Multi back view open back strapless A-line prom gown with boned illusion corset bodice and floral print tulle skirt evening gown
Ellie Wilde EW37003 Strapless A-Line Gown with Illusion Corset & Floral Skirt Sale price$679 CAD
Ladivine CC408 black sleeveless sweetheart beaded satin corset fitted gown with open back, straps and high slit — polished dark head-on front view of the top-selling prom and engagement formal with trainLadivine CC408 black — rear-facing view of the open back strap construction and beaded satin train with high slit on the fitted sweetheart gown
LaDivine CC408 Beaded Spaghetti Strap Satin Gown – Open-Back Sweetheart High-Slit Formal Dress Sale price$332 CAD
Clarisse 62204 Peacock front view fitted lace corset prom gown with beaded floral appliqués, sweetheart neckline, high front slit, formal prom gownClarisse 62204 Peacock back view fitted jersey prom gown with full open back, spaghetti straps, sweep train, evening gown
Clarisse 62204 Fitted Lace Corset Bodice Spaghetti-Strap Gown with Sweep Train Sale price$541 CAD
Mac Duggal 50047 black homecoming dress with jersey crepe, crystal leaf-vine beading at waist, square neckline, long sleeves, fit-and-flare silhouette, front view, short semi-formal party dressMac Duggal 50047 black homecoming dress with open back, sheer mesh waistband, rhinestone beading, fit-and-flare skirt, back view, cocktail party dress
Mac Duggal 50047 Long-Sleeve Square-Neck Fit-and-Flare Dress with Beading Sale price$493 CAD
Clarisse 62100 Light Jade Green front view fully beaded sequin v-neck fitted trumpet prom gown with open back sweep train formal prom gownClarisse 62100 Light Jade Green back view fully beaded sequin open back fitted trumpet prom gown with crossing beaded straps evening gown
Clarisse 62100 Fully Beaded Sequin V-Neck Fitted Trumpet Gown with Sweep Train Sale price$590 CAD
Ellie Wilde EW37012 Black prom dress front view with illusion corset bodice, beaded sweetheart neckline, high slit, fitted jersey gown, formal prom gownEllie Wilde EW37012 Black prom dress back view with open back lace-up crisscross closure, fitted jersey silhouette, full train, evening gown
Ellie Wilde EW37012 Sweetheart Fitted Gown with Ruched Waist, Crisscross Corset Back Sale price$599 CAD
Clarisse 810750 Pale Yellow prom dress front view with iridescent sequin on mesh fabric scoop neckline fitted silhouette formal prom gownClarisse 810750 Pale Yellow prom dress back view with open crisscross lace-up closure fully beaded fitted long gown evening gown
Clarisse 810750 Long Fitted Iridescent Sequin Mesh Gown with Train Sale price$541 CAD
Ellie Wilde EW38030 Periwinkle prom dress front view with beaded satin, sweetheart corset bodice, fitted high-slit silhouette, elegant formal prom gown.Ellie Wilde EW38030 Periwinkle prom dress back view with satin and jersey, lace-up crisscross corset back, fitted long silhouette, stunning evening gown.
Ellie Wilde EW38030 Beaded Sweetheart Corset Fitted Slit Gown with Lace-Up Corset Back Sale price$565 CAD
Mac Duggal 56388 Silver Multicolor front view fitted scoop-neck floor-length fully sequined floral gown for prom formal prom gownMac Duggal 56388 Silver Multicolor back view open-back fitted sequin floral long gown for prom evening gown, elegant floor-length silhouette photographed in boutique studio lighting
Mac Duggal 56388 Fitted Scoop-Neck Multicolor Floral Sequin Gown Gown Sale priceFrom $463 CAD Regular price$547 CAD
Clarisse 62118 Turquoise front view prom dress with glitter tulle, beaded floral appliqués, sweetheart corset bodice, formal prom gownClarisse 62118 Turquoise back view prom dress with open back, crisscross double straps, glitter tulle A-line skirt, evening gown
Clarisse 62118 Glitter Tulle A-Line Corset Gown with Floral Appliqués Sale price$834 CAD
Ellie Wilde EW36004 rose gold prom gown side view with beaded illusion bodice, sweetheart neckline, open back, mermaid silhouette, formal prom gownEllie Wilde EW36004 rose gold prom gown back view showing fully open back with spaghetti straps, beaded illusion bodice, sweep train, evening gown
Ellie Wilde EW36004 Beaded Illusion Mermaid Gown with Open Back with Sweep Train Sale price$719 CAD
Portia and Scarlett PS26006 black prom dress front view fully beaded mesh fitted gown with high slit strapless scoop neckline formal prom gownPortia and Scarlett PS26006 black prom dress back view fully open back beaded fitted gown with sweep train strapless silhouette evening gown
Portia and Scarlett PS26006 Strapless Fully Beaded Fitted Gown with High Slit with Sweep Train Sale price$819 CAD
Ellie Wilde EW37001 Dark Purple Multi front view prom gown with printed floral chiffon tiered ruffle skirt boned corset bodice strapless sweetheart neckline formal evening gownEllie Wilde EW37001 Dark Purple Multi back view prom gown showing lace-up corset back open back closure boned bodice floor-length a-line silhouette red carpet styling
Ellie Wilde EW37001 Strapless Floral Chiffon Corset A-Line Gown with High Slit Sale price$739 CAD
Mac Duggal 9949972P Petite black front view long A-line ballgown with structured jersey, deep plunge V-neckline, cummerbund waistband, and bow strap, prom gownMac Duggal 9949972P Petite black back view long A-line ballgown with open back, structured jersey fabric, wide straps, and full floor-length skirt, prom gown
Mac Duggal 9949972P Petite Deep V-Neck A-Line Ballgown with Bow Strap Sale price$597 CAD
Clarisse 62240 Deep Purple front view fitted hot-stone rhinestone strapless sweetheart prom gown with open back, high slit, and sweep train, formal prom gownClarisse 62240 Deep Purple back view fitted strapless rhinestone prom gown showing fully open back from shoulder to waist, evening gown
Clarisse 62240 Sweetheart Jersey Fitted Gown with Front Slit & Ruched Detail Sale price$572 CAD
Mac Duggal 49967 Hot Pink strapless fit-and-flare evening gown with jersey fabric, sculptural back bow, and train, front view, formal prom gownMac Duggal 49967 Hot Pink back view showing oversized sculptural bow at waist, jersey fabric, open upper back, cascading train tails, evening gown
Mac Duggal 49967 Strapless Fit-and-Flare Gown with Sculptural Bow Sale price$463 CAD Regular price$547 CAD
Ellie Wilde EW36045 Black prom dress front view with satin fabric, crystal-beaded illusion corset panel, strapless sweetheart neckline, fitted silhouette, formal prom gownEllie Wilde EW36045 Black prom dress detail view with boned illusion mesh panel, rhinestone beading along boning channels and bust cup edge, evening gown styling
Ellie Wilde EW36045 Strapless Sweetheart Fitted Satin Gown with High Slit Sale price$539 CAD
Mac Duggal 50087 plum satin fitted gown front view with deep V-neckline, oversized waist bow, wide shoulder straps, formal prom gownMac Duggal 50087 plum satin fitted gown back view with deep V-back, mid-back exposure, wide straps, evening gown for gala, styled for prom
Mac Duggal 50087 Deep V-Neck Fitted Satin Gown with Oversized Bow Sale price$466 CAD
Ellie Wilde EW37120 Silver prom dress front view with hot-stone embellished stretch jersey, sweetheart neckline, corset bodice, high slit, formal prom gownEllie Wilde EW37120 Silver prom dress back view with crisscross lace-up open back, hot-stone scatter, sweep train, evening gown
Ellie Wilde EW37120 Fitted Hot-Stone Sweetheart Corset Gown with High Slit Sale price$559 CAD
LaDivine J886 red scoop beaded fitted evening gown — vibrant scarlet front view for formalLaDivine J886 red — rear-facing view showing the long-sleeve with high slit of the fitted evening gown
Ladivine J886 Strapless Beaded Satin Gown – Sweetheart Floor-Length Dress with High Slit & Train Sale price$409 CAD
Mac Duggal 27728 pear fitted satin prom gown with 3D rosette waist, deep V-neckline, ruched straps, and high front slit, front viewMac Duggal 27728 pear fitted satin prom gown open V-back to the waist with ruched straps and floor-length fitted silhouette, back view
Mac Duggal 27728 Deep V-Neck Fitted Satin Gown with 3D Floral Waist Sale price$548 CAD

Open back prom dresses 2027 at Marlas Fashions, one of North America's largest designer dress destinations. 1850+ open back prom dresses from Ellie Wilde, Mac Duggal, Sherri Hill, Portia and Scarlett, Faviana and La Femme, with new 2027 arrivals and best sellers first. Chosen for prom, grad, formals and winter formals. Shipped worldwide from Toronto, free over $250 across Canada and the USA, with a price-match guarantee and easy returns.

Open Back Prom Dresses 2027

Marlas Fashions is one of North America's largest designer dress destinations: a 10,000 sq. ft. flagship showroom with over 8,000 dresses in Toronto, Canada, more than 100,000 clients styled, more than 500,000 followers across our social platforms, and an online store that ships to every province in Canada, all 50 US states and worldwide. This page holds 1869 open back prom dresses from Ellie Wilde, Mac Duggal, Sherri Hill, Portia and Scarlett, Faviana and La Femme, priced from $115 to $2,463 CAD with most between $115 and $616. Every dress is an authentic designer style bought directly from the designer, never a replica.

New open back prom dresses for 2027

281 new 2027 open back prom dresses have landed this season from Sherri Hill, Mac Duggal, Ellie Wilde and Ladivine. They sit first in the grid, followed by proven best sellers, so the first pages are always the newest and strongest styles.

Open Back Prom Dresses for every occasion

These open back prom dresses are chosen for prom, grad, formals and winter formals. Customers most often shop them for prom, evening events, formal events, galas and wedding guests. The most-stocked looks are open-back, fitted, high-slit, beaded, V-neck and jersey, and the colours customers ask for most are blue, green, pink, black, hot pink and red. Use the filters to narrow by designer, colour, size, length, neckline, fabric and price, or start from the tiles above.

Shipping worldwide from Toronto

Marlas Fashions ships open back prom dresses worldwide with tracked delivery. In Canada, orders ship free over $250 to Toronto, Vancouver, Montreal, Calgary, Ottawa and Edmonton and every province, priced in Canadian dollars. In the United States, shop in USD with free shipping over $250 to New York, Los Angeles, Chicago, Houston, Miami and Dallas and every state. International customers check out in CAD or USD and receive the same price-match guarantee and easy returns. Need it fast? Our Toronto team confirms stock and ship dates by phone, text or WhatsApp before you order.

Sizes and fit

Most open back prom dresses run from size 00 to 16, with 557 styles in plus sizes up to 24 or 26 and 2 petite styles. Each product page shows that designer's size chart; measure bust, waist and hips and compare, because formal sizing differs from everyday clothing. Our stylists confirm sizing by phone, text or WhatsApp.

Why shop open back prom dresses at Marlas Fashions

  • One of North America's largest designer dress destinations: 1869 open back prom dresses online and thousands more in our Toronto flagship.
  • Authorized retailer for Ellie Wilde, Mac Duggal, Sherri Hill, Portia and Scarlett, Faviana and La Femme: authentic current-season styles, never replicas.
  • Worldwide shipping with tracked delivery, free on orders over $250 across Canada and the USA.
  • A price-match guarantee and easy returns, with stylists available by phone, text and WhatsApp.
  • More than 100,000 clients styled and more than 500,000 followers across our social platforms.

Frequently Asked Questions

PRICE MATCH

MarlasFashions.com will Price Match this item, if found on any other Authorized Website!

It’s simple, contact us via email at hello@marlasfashions.com with the link to the lower priced item. We will match the price.

Competing websites must have same style, color, and size available and must be an authorized retailer. Offer not applicable to clearance and sale items.

EASY RETURNS

We offer a simple and hassle-free return process to ensure your satisfaction. If you're not completely happy with your purchase, you can request a return within the eligible period.

Our goal is to make returns quick and straightforward, so you can shop with confidence every time.

  • Hassle-Free Returns
  • Simple Process
  • Quick Handling
  • Customer Satisfaction Focused

Free US and Canada Ground Shipping on orders over $250

IN STOCK ITEMS

Mostly your orders will be with you in 7-12 Business Days. Please note that dresses from Portia & Scarlett and Alyce Paris may take a few extra days. 

Need it sooner, just email us at hello@marlasfashions.com with your wear date and your location.