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Long Formal Party Dresses & Formal Gowns

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5620 Item

LaDivine KV1130 smoky blue v-neck beaded fitted mermaid evening gown — smoky steel-blue front view for mother of the brideLaDivine KV1130 smoky blue — rear-facing view showing the long-sleeve corset bodice of the fitted mermaid evening gown
Ladivine B1141 SilverLadivine B1141 Silver
Ladivine B1141 Sale price$125 USD Regular price$216 USD
Ellie Wilde EW37049Ellie Wilde EW37049
Ellie Wilde EW37049 Sale price$629 USD
La Femme 32633 Light PeriwinkleLa Femme 32633 Light Periwinkle
La Femme 32633 Sale price$470 USD
Ieena Duggal 56082 AmethystIeena Duggal 56082 Amethyst
Ieena Duggal 56082 Sale price$468 USD
Ladivine CL10 dusty mauve short-sleeve V-neck A-line lace chiffon gown — muted rose-grey plus-size front view of the floor-length mother-of-the-bride and wedding-guest formalLadivine CL10 dusty mauve — rear-facing view of the A-line lace chiffon gown showing the V-neck back and flowing dusty-mauve train
Ladivine CC8915 RedLadivine CC8915 Red
Ladivine CC8915 Sale price$162 USD Regular price$363 USD
Mac Duggal 67870 In Black and Multi-colorMac Duggal 67870 In Black and Multi-color
Mac Duggal 67870 Sale price$698 USD
Primavera 3073Primavera 3073
Primavera 3073 Sale price$499 USD
Mac Duggal 10155Mac Duggal 10155
Mac Duggal 10155 Sale price$628 USD
Ieena Duggal 70244 BlackIeena Duggal 70244 Black
Ieena Duggal 70244 Sale price$196 USD
La Femme 31205 BlackLa Femme 31205 Black
La Femme 31205 Sale price$398 USD
Atria 6850HAtria 6850H
Atria 6850H Sale price$438 USD
Mac Duggal 77023 MidnightMac Duggal 77023 Midnight
Mac Duggal 77023 Sale price$388 USD
Mac Duggal 68252 BlackMac Duggal 68252 Black
Mac Duggal 68252 Sale price$998 USD
Ladivine CD0216 Black-NudeLadivine CD0216 Silver
Ladivine CD0216 Sale price$263 USD
Portia and Scarlett PS25276 Pink
Portia and Scarlett PS25276 Sale price$438 USD
Terani Couture 252E5200Terani Couture 252E5200
Terani Couture 252E5200 Sale price$393.75 USD
Ladivine CD692 rose gold strapless metallic satin fitted corset gown with crisscross back, detachable overskirt and high slit — warm blush-metallic full length front view of the floor-length formal black-tie gala and wedding-reception evening dress with trainLadivine CD692 rose gold — rear-facing view of the crisscross corset back and metallic satin overskirt with train, a show-stopping look for formal evening galas and upscale wedding-guest events
Ieena Duggal 49648 Powder BlueIeena Duggal 49648 Powder Blue
Ieena Duggal 49648 Sale Sale price$229 USD Regular price$458 USD
Ladivine 7450 Smoky BlueLadivine 7450 Smoky Blue
Ladivine 7450 Sale price$138 USD
Primavera 4555Primavera 4555
Primavera 4555 Sale price$599 USD
Andrea and Leo A1288 White/FlowersAndrea and Leo A1288 White/Flowers
Andrea and Leo A1288 Sale price$298 USD
Jessica Angel 2531 RedJessica Angel 2531 Red
Jessica Angel 2531 Sale price$450 USD
Elizabeth K GL3129 BlackElizabeth K GL3129 Black
Elizabeth K GL3129 Sale price$251 USD Regular price$502 USD
Faviana S10815 PeriFaviana S10815 Peri
Faviana S10815 Sale price$438 USD
Faviana 9557 Spring/PinkFaviana 9557 Spring/Pink
Faviana 9557 Sale price$398 USD
Portia and Scarlett PS25312 IvoryPortia and Scarlett PS25312 Ivory
Portia and Scarlett PS25312 Sale price$438 USD
Ladivine Bridal BD104W off-white sleeveless satin strap A-line wedding gown with high slit — plus-size head-on front view of the simple floor-length bridal and prom formalLadivine Bridal BD104W off-white — rear-facing plus-size view of the sleeveless satin strap A-line wedding gown showing the back construction and floor-length train
Ieena Duggal - 49102I One Shoulder Tier-Ornate Dress In RedIeena Duggal - 49102I One Shoulder Tier-Ornate Dress In Red
Ieena Duggal 49102 Sale price$398 USD
La Femme 32555 BronzeLa Femme 32555 Bronze
La Femme 32555 Sale price$358 USD
Ladivine CD397 light yellow strapless sweetheart floral chiffon gown — butter-yellow front view with crisscross back and high slitLadivine CD397 light yellow — rear-facing view of the crisscross corset back and floral chiffon train
La Femme 33034 FuchsiaLa Femme 33034 Fuchsia
La Femme 33034 Sale price$338 USD
Clarisse 810976 BlackClarisse 810976 Black
Clarisse 810976 Sale price$450 USD
Elizabeth K GL1944 Baby BlueElizabeth K GL1944 Baby Blue
Elizabeth K GL1944 Sale price$507 USD
Primavera 4528Primavera 4528
Primavera 4528 Sale price$599 USD
Atria 7037HAtria 7037H
Atria 7037H Sale price$438 USD
Primavera 4517Primavera 4517
Primavera 4517 Sale price$549 USD
May Queen MQ2089 Baby BlueMay Queen MQ2089 White
May Queen MQ2089 Sale price$183 USD
GLS by Gloria GL1920 ChampagneGLS by Gloria GL1920 Champagne
GLS by Gloria GL1920 Sale price$387 USD Regular price$548 USD
Clarisse 62245Clarisse 62245
Clarisse 62245 Sale priceFrom $511
Mac Duggal 68456 BlackMac Duggal 68456 Black
Mac Duggal 68456 Sale price$498 USD
Portia and Scarlett PS26079Portia and Scarlett PS26079
Portia and Scarlett PS26079 Sale price$769 USD
Elizabeth K GL3613 RedElizabeth K GL3613 Dark Champagne
Elizabeth K GL3613 Sale price$159 USD
Ieena Duggal 56120 Black MultiIeena Duggal 56120 Black Multi
Ieena Duggal 56120 Sale price$388 USD
May Queen MQ1962 BlackMay Queen MQ1962 Black
May Queen MQ1962 Sale price$252 USD
Elizabeth K GL3706Elizabeth K GL3706
Elizabeth K GL3706 Sale price$297 USD
Elizabeth K GL3669Elizabeth K GL3669
Elizabeth K GL3669 Sale price$665 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!