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Long Formal Party Dresses & Formal Gowns

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5526 Item

GLS by Gloria GL3033 In RedGLS by Gloria GL3033 In Red
GLS by Gloria GL3033 Sale price$343 USD Regular price$502 USD
Mac Duggal 5636 SageMac Duggal 5636 Sage
Mac Duggal 5636 Sale price$628 USD
Portia and Scarlett PS26034Portia and Scarlett PS26034
Portia and Scarlett PS26034 Sale price$819 USD
Ladivine J836 EmeraldLadivine J836 Royal
Ladivine J836 Sale price$100 USD
La Femme 29070 In BlackLa Femme 29070 In Black
La Femme 29070 Sale price$538 USD
May Queen RQ8181 Ivory NudeMay Queen RQ8181 Ivory Nude
May Queen RQ8181 Sale price$454 USD
Faviana 11022 WineFaviana 11022 Wine
Faviana 11022 Sale price$538 USD
Portia and Scarlett PS25210 BlackPortia and Scarlett PS25210 Black
Portia and Scarlett PS25210 Sale price$768 USD
Ladivine CD355 RedLadivine CD355 Red
Clarisse 811196 FuchsiaClarisse 811196 Fuchsia
Clarisse 811196 Sale price$530 USD
Ladivine Bridal C174W off-white strapless sweetheart A-line lace floral wedding gown with crisscross back — full front viewLadivine Bridal C174W off-white — close-up of the floral lace appliqué covering the sweetheart bodice and neckline
May Queen RQ8223May Queen RQ8223
May Queen RQ8223 Sale price$359 USD
Ladivine CD0175 Rose GoldLadivine CD0175 Mocha Gold
Ladivine CD0175 Sale price$256 USD
Andrea And Leo A1303 Smoky BlueAndrea And Leo A1303 Haze Blue
Andrea And Leo A1303 Sale price$218 USD Regular price$474 USD
May Queen RQ8161 BlackMay Queen RQ8161 Black
May Queen RQ8161 Sale price$278 USD Regular price$363 USD
Jessica Angel 2600 LinchenJessica Angel 2600 Linchen
Jessica Angel 2600 Sale price$430 USD
Portia and Scarlett PS25286 BlushPortia and Scarlett PS25286 Blush
Portia and Scarlett PS25286 Sale price$658 USD
May Queen MQ2178May Queen MQ2178
May Queen MQ2178 Sale price$218 USD
Jessica Angel 2375 FuchsiaJessica Angel 2375 Fuchsia
Jessica Angel 2375 Sale price$550 USD
La Femme 32887 BronzeLa Femme 32887 Bronze
La Femme 32887 Sale price$378 USD
Terani Couture 252GL5205Terani Couture 252GL5205
Terani Couture 252GL5205 Sale price$888.75 USD
Jessica Angel 2558 RedJessica Angel 2558 Red
Jessica Angel 2558 Sale price$490 USD
Clarisse 811334 BlackClarisse 811334 Black
Clarisse 811334 Sale price$550 USD
La Femme 33473La Femme 33473
La Femme 33473 Sale price$470 USD
Portia and Scarlett PS25640EPortia and Scarlett PS25640E
Portia and Scarlett PS25640E Sale price$438 USD
Terani Couture 261P6160Terani Couture 261P6160
Terani Couture 261P6160 Sale price$450 USD
Jessica Angel 2392 OrangeJessica Angel 2392 Orange
Jessica Angel 2392 Sale price$450 USD
Portia and Scarlett PS26299Portia and Scarlett PS26299
Portia and Scarlett PS26299 Sale price$639 USD
Elizabeth K GL3615 BlackElizabeth K GL3615 Black
Elizabeth K GL3615 Sale price$228 USD
Faviana 11020 Dark EmeraldFaviana 11020 Dark Emerald
Faviana 11020 Sale price$438 USD
Ladivine 15721 Emerald strapless ballgown with gold floral applique, quinceanera gownLadivine 15721 Emerald quinceanera ballgown with lace-up back, back view sweet-16 gown
Ladivine 15721 Sale price$990 USD
LaDivine T617 light blue draped hot-stone fitted mini dress, cocktail dress — head-on front view showing the bodice and necklineLaDivine T617 light blue and black — rear-facing view of the back detailing
La Femme - 28106 Quarter Sleeve Embroidered Lace Bodice A-Line Dress In BrownLa Femme - 28106 Quarter Sleeve Embroidered Lace Bodice A-Line Dress In Brown
La Femme 28106 Sale price$538 USD
Andrea and Leo A1338 Midnight BlueAndrea and Leo A1338 Rose Gold
Andrea and Leo A1338 Sale price$218 USD Regular price$439 USD
La Femme 32675 Light PeriwinkleLa Femme 32675 Light Periwinkle
La Femme 32675 Sale price$498 USD
Terani Couture 261P6261Terani Couture 261P6261
Terani Couture 261P6261 Sale price$540 USD
May Queen RQ8173 SageMay Queen RQ8173 Sage
May Queen RQ8173 Sale price$253 USD
LaDivine T736 multicolor colorway lineup — editorial group view of the colorway styled togetherLaDivine T736 colorway lineup — lineup view of the dress shown across multiple shades
Jessica Angel 2516Jessica Angel 2516
Jessica Angel 2516 Sale price$430 USD
GLS by Gloria GL3370 BlackGLS by Gloria GL3370 Black
GLS by Gloria GL3370 Sale price$228 USD
Elizabeth K GL2910Elizabeth K GL2910
Elizabeth K GL2910 Sale price$537 USD Regular price$594 USD
Mac Duggal 93869 BlackMac Duggal 93869 Black
Mac Duggal 93869 Sale price$798 USD
La Femme 32729 BlackLa Femme 32729 Black
La Femme 32729 Sale price$456 USD
Terani Couture 261P6161
Terani Couture 261P6161 Sale price$472.50 USD
Ladivine CDS556C greenery sleeveless sweetheart beaded satin corset gown with crisscross back and high slit — fresh botanical-green plus-size front view of the fitted prom formalLadivine CDS556C greenery — rear-facing view of the crisscross back straps and beaded satin train on the plus-size sweetheart gown
Ladivine CD683 smoky blue strapless sweetheart beaded corset gown — straight-on front view of the fitted prom silhouetteLadivine CD683 smoky blue — crisscross back strap detail and fitted satin train from a rear angle
La Femme 32794 ChampagneLa Femme 32794 Champagne
La Femme 32794 Sale price$278 USD
May Queen MQ2205May Queen MQ2205
May Queen MQ2205 Sale price$119 USD

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!