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Long Formal Party Dresses & Formal Gowns

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5521 Item

Faviana 11441Faviana 11441
Faviana 11441 Sale price$ 7,728
LaDivine T608 burgundy off-shoulder satin fitted bridesmaid gown — rich wine-red front view for bridesmaidLaDivine T608 red — rear-facing view showing the draped bodice with high slit of the fitted bridesmaid gown
Clarisse 62180Clarisse 62180
Clarisse 62180 Sale price$ 6,680
Ellie Wilde EW37009Ellie Wilde EW37009
Ellie Wilde EW37009 Sale price$ 9,470
Ladivine Y038 pink — angled view of the sleeveless beaded tulle corset gown with high slitLadivine Y038 pink — back view of the high beaded back and trailing tulle skirt
Ellie Wilde EW37062 Dusk front view strapless corset fitted prom gown with satin ruffle and high slit, formal prom gownEllie Wilde EW37062 Dusk back view illusion mesh crisscross lace-up open back on fitted prom gown, evening gown styling
Ladivine KV1131 champagne-gold strapless sweetheart beaded satin corset gown with overskirt — front view of the prom silhouetteLadivine KV1131 champagne-gold — back view of the crisscross corset lace-up and beaded train
Ellie Wilde EW37121Ellie Wilde EW37121
Ellie Wilde EW37121 Sale price$ 7,058
Ieena Duggal 50093Ieena Duggal 50093
Ieena Duggal 50093 Sale price$ 5,947
LaDivine T604 gold halter satin fitted bridesmaid gown — warm metallic-gold front view for bridesmaidLaDivine T604 navy — turned angle of the halter bodice and satin fitted
Andrea and Leo A1378Andrea and Leo A1378
Andrea and Leo A1378 Sale price$ 6,086
Ladivine CA112 royal square-neck satin corset gown with high slit — front view of the prom silhouetteLadivine CA112 royal — back view of the crisscross lace-up corset and sweeping satin train
Ladivine CA112 One-Shoulder Floral Appliqué Satin Gown Sale price$ 4,129 Regular price$ 8,106
Faviana 11453 Purple Amethyst prom dress with stretch satin, all-over diagonal ruching, fitted strapless sweetheart silhouette, front view, formal prom gownFaviana 11453 Purple Amethyst prom dress with stretch satin, open back, fitted silhouette, diagonal ruching, back view, evening gown
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
Faviana 11246Faviana 11246
Faviana 11246 Sale price$ 7,728
LaDivine T603 black v-neck satin fitted bridesmaid gown — polished dark front view for bridesmaidLaDivine T603 purple — rear-facing view showing the long-sleeve with draped detail of the fitted bridesmaid gown
Clarisse 62172Clarisse 62172
Clarisse 62172 Sale price$ 7,601
Clarisse 62240Clarisse 62240
Clarisse 62240 Sale price$ 7,223
Ellie Wilde EW37012Ellie Wilde EW37012
Ellie Wilde EW37012 Sale price$ 7,564
Andrea and Leo A1362Andrea and Leo A1362
Andrea and Leo A1362 Sale price$ 5,594 Regular price$ 13,649
Andrea and Leo A1374Andrea and Leo A1374
Andrea and Leo A1374 Sale price$ 7,134
Andrea and Leo MA101Andrea and Leo MA101
Andrea and Leo MA101 Sale price$ 4,798 Regular price$ 10,909
Mac Duggal 20263 In MultiMac Duggal 20263 In Multi
Mac Duggal 20263 Sale Sale price$ 7,665 Regular price$ 14,609
Ladivine KV1132 dusty rose strapless sweetheart beaded satin corset gown with high slit — front view of the prom silhouetteLadivine KV1132 dusty rose — back view of the high beaded back and trailing satin skirt
Clarisse 62288Clarisse 62288
Clarisse 62288 Sale price$ 7,993
Clarisse 62238Clarisse 62238
Clarisse 62238 Sale price$ 7,993
Clarisse 62286Clarisse 62286
Clarisse 62286 Sale price$ 7,071
LaDivine T811 soft navy halter satin fitted bridesmaid gown — muted indigo front view for bridesmaidLaDivine T811 soft navy — rear-facing view showing the open back with high slit of the fitted bridesmaid gown
Ellie Wilde EW37071 Emerald Green front view prom dress with sequin illusion corset bodice, beaded sweetheart neckline, ruched satin skirt, fitted silhouette, formal prom gownEllie Wilde EW37071 Emerald Green back view prom dress with open lace-up crisscross back, boned illusion bodice, sweeping satin train, fitted long gown, evening gown
Ellie Wilde EW37099Ellie Wilde EW37099
Ellie Wilde EW37099 Sale price$ 8,069
Ellie Wilde EW37111Ellie Wilde EW37111
Ellie Wilde EW37111 Sale price$ 7,564
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
Ellie Wilde EW37118Ellie Wilde EW37118
Ellie Wilde EW37118 Sale price$ 6,553
Ladivine CDS542 mocha gold off-shoulder sweetheart metallic satin sequin fitted corset gown with high slit and train — warm bronzed-gold plus-size head-on front view of the prom, pageant and gala formalLadivine CDS542 mocha gold — rear-facing view of the off-shoulder metallic sequin fitted gown showing the corset back construction and bronzed-gold train with high slit
Clarisse 62182Clarisse 62182
Clarisse 62182 Sale price$ 6,452
Ellie Wilde EW120014 Dusk light blue prom dress front view with glitter tulle, 3D floral appliqués, illusion corset bodice, sweetheart neckline, formal prom gownEllie Wilde EW120014 Dusk light blue prom dress back view with open low-scoop back, glitter tulle ballgown skirt, floral appliqué embellishment, evening gown
Mac Duggal 49547Mac Duggal 49547
Mac Duggal 49547 Sale price$ 5,947
Portia and Scarlett PS26416CPortia and Scarlett PS26416C
Portia and Scarlett PS26416C Sale price$ 16,654
Portia and Scarlett PS26002Portia and Scarlett PS26002
Portia and Scarlett PS26002 Sale price$ 13,877
Faviana 11017 Black prom dress front view with sequin beaded floral appliqués, fitted stretch jersey, high slit, scoop neck straps, formal evening gownFaviana 11017 Red prom dress back view showing open crisscross lace-up back, sweep train, fitted jersey skirt, cocktail party dress
Ellie Wilde EW36008 Emerald Green lace mermaid corset prom gown front view with floral appliqués, boning, sweetheart neckline, formal prom gownEllie Wilde EW36008 Emerald Green lace mermaid prom gown back view showing open lace-up crisscross closure, train, evening gown silhouette
Ellie Wilde EW37032 Candy Pink prom dress front view with iridescent sequin mesh, off-shoulder sweetheart neckline, illusion corset bodice, and high-slit fitted gown formal prom gownEllie Wilde EW37032 Candy Pink prom dress back view with fully open upper back, illusion mesh panel, sweep train, and sequin embroidery evening gown
Clarisse 62151Clarisse 62151
Clarisse 62151 Sale price$ 9,382
Portia and Scarlett PS25198 SeagreenPortia and Scarlett PS25198 Seagreen
Portia and Scarlett PS25198 Sale price$ 8,523
Faviana 11467 Ink Blue front view prom dress with beaded floral appliqués over mesh corset bodice, scoop neckline, fitted mermaid satin skirt, formal prom gownFaviana 11467 Ink Blue back view prom dress with lace-up crisscross open back, embellished straps, smooth satin mermaid skirt and sweep train, evening gown
Clarisse 62263Clarisse 62263
Clarisse 62263 Sale price$ 11,301
Portia and Scarlett PS26095Portia and Scarlett PS26095
Portia and Scarlett PS26095 Sale price$ 10,594
Clarisse 62318Clarisse 62318
Clarisse 62318 Sale price$ 8,763

2026 Long Formal Party Dresses & Formal Prom Gowns
Check out our 2026 formal evening dress collection for your next prom, military ball, black tie wedding, or any other special occasion. Formal dresses are generally long and have elegant detailing such as sequin beading, embroidery, or flowy metallic. For an elegant and chic look, try a simple long, off shoulder dress with a flowy chiffon skirt. If you are looking for something sleek and sexy, try a fitted evening dress with a high slit and open back or a mermaid skirt with a plunging v neckline. If you need a sensational gown or a winter formal dress for your special occasion then browse through our collection and find your favorite dress from one of our designers like La Femme, Mac Duggal, JOVANI, Mayqueen, LaDivine and so many more! We also carry long sleeve elegant formal dresses for your next black tie event, gala, or social event. From a-line evening gowns, fit n flare, long sleeve and strapless ones, to mermaid and formal long dresses, and the classic black evening gowns, its all at MarlasFashions.com. Captivate the room in a stunning formal dress with a sweetheart neckline or off shoulder neckline in a chiffon or sexy bodycon, embroidered with sequins and jewels.

Tips on How to Find the Perfect Long Formal Dress
Here are a some tips on how to select a beautiful long formal for your next event.

Consider the Season & Venue - In the spring (outdoor settings and during daytime events): long party dresses in pastels and other bright hues look best. For evening events, celebrations in the winter, and parties at formal venues, bold colors or rich jewel tones are go-to shades for long formal dresses.

Get Inspired – Start getting ideas from Instagram and Pinterest or even check out what your favorite celebrities are wearing to their formal events this season. See flattering styles that match your personality? Then shop for formal evening dresses in similar designs to find the right one for you

Decide on Fabric and Color - Choose a formal dress in your favorite color or fabric or consider your skin tone. Then you can shop for formal evening gowns in your chosen shade or look for styles in your favorite textures. Go for a chiffon material if you like movement and a romantic look. Perhaps you like the way a long formal dress in jersey fabric hugs your curves. If you like a sparkly dress, go for a sequin dress.

Can Never go Wrong with a Black Formal Dress
Keep it Classic - When in doubt, a classic black formal dress is always in style.

Follow these tips and feel confident in your formal dress!