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Long Formal Party Dresses & Formal Prom Gowns

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Mac Duggal - 67803M Open Back Ruffled Floral Flowy Dress In PinkMac Duggal - 67803M Open Back Ruffled Floral Flowy Dress In Pink
Mac Duggal 67803 Sale price$498 USD
La Femme 29700 Dark BerryLa Femme 29700 Dark Berry
La Femme 29700 Sale price$298 USD
Faviana S10632 In PinkFaviana S10632 In Pink
Faviana S10632 Sale price$448 USD
La Femme - 29986 Straight Across Sequin Open Back Dress In PinkLa Femme - 29986 Straight Across Sequin Open Back Dress In Pink
La Femme 29986 Sale price$258 USD
La Femme - 30171 Sleeveless Stretch Lace Gown In BlueLa Femme - 30171 Sleeveless Stretch Lace Gown In Blue
La Femme 30171 Sale price$398 USD
Faviana S10639 In BlueFaviana S10639 In Blue
Faviana S10639 Sale price$398 USD
La Femme - 29037 Strappy Sequin V Neck Sheath Dress In BlackLa Femme - 29037 Strappy Sequin V Neck Sheath Dress In Red
La Femme 29037 Sale price$298 USD
La Femme 29831 Rose GoldLa Femme 29831 Rose Gold
La Femme 29831 Sale price$298 USD
La Femme - 28543 Lace Bodice High Slit Dress In BlueLa Femme - 28543 Lace Bodice High Slit Dress In Champagne & Gold
La Femme 28543 Sale price$450 USD
La Femme - 30699 Sleeveless V-Neck Evening Dress In PinkLa Femme - 30699 Sleeveless V-Neck Evening Dress In Pink
La Femme 30699 Sale price$258 USD
Ieena Duggal 26583 In BlackIeena Duggal 26583 In Black
Ieena Duggal 26583 Sale Sale price$119 USD Regular price$238 USD
La Femme 31360 NavyLa Femme 31360 Navy
La Femme 31360 Sale price$278 USD
La Femme - 30500 Sleeveless Ruched Mermaid Gown In White and GoldLa Femme - 30500 Sleeveless Ruched Mermaid Gown In White and Gold
La Femme 30500 Sale price$350 USD
La Femme 32116 EmeraldLa Femme 32116 Emerald
La Femme 32116 Sale price$738 USD
La Femme 29654 Neon PinkLa Femme 29654 Neon Pink
La Femme 29654 Sale price$298 USD
La Femme 30560 Dark BerryLa Femme 30560 Dark Berry
La Femme 30560 Sale price$598 USD
La Femme 30658 Neon PinkLa Femme 30658 Neon Pink
La Femme 30658 Sale price$338 USD
La Femme 30774 In PurpleLa Femme 30774 In Purple
La Femme 30774 Sale price$438 USD
La Femme 32080 Royal BlueLa Femme 32080 Royal Blue
La Femme 32080 Sale price$578 USD
Ladivine CD0232 Silver-NudeLadivine CD0232 Silver-Nude
Ladivine CD0232 Sale price$314 USD
La Femme 30376 WhiteLa Femme 30376 White
La Femme 30376 Sale price$398 USD
Mac Duggal - 5540 Short Sleeve Sequined Gown In Black and GoldMac Duggal - 5540 Short Sleeve Sequined Gown In Black and Gold
Mac Duggal 5540 Sale price$498 USD
La Femme 31383 ChampagneLa Femme 31383 Champagne
La Femme 31383 Sale price$558 USD
La Femme 31182 RedLa Femme 31182 Red
La Femme 31182 Sale price$498 USD
Ladivine CD979Ladivine CD979 In Blue
Ladivine CD979 Sale price$125 USD Regular price$213 USD
Elizabeth K GL3049 In NeutralElizabeth K GL3049 In Neutral
Elizabeth K GL3049 Sale price$251 USD Regular price$1,314 USD
La Femme 31162 Light PeriwinkleLa Femme 31162 Light Periwinkle
La Femme 31162 Sale price$398 USD
La Femme 32296 EmeraldLa Femme 32296 Emerald
La Femme 32296 Sale price$398 USD
La Femme 32199 IndigoLa Femme 32199 Indigo
La Femme 32199 Sale price$438 USD
La Femme - 29642 Chevron Beaded High Slit Dress In BlackLa Femme - 29642 Chevron Beaded High Slit Dress In Black
La Femme 29642 Sale price$298 USD
La Femme 31618 RedLa Femme 31618 Red
La Femme 31618 Sale price$318 USD
GLS by Gloria GL3052 In PurpleGLS by Gloria GL3052 In Purple
GLS by Gloria GL3052 Sale price$297 USD Regular price$300 USD
Faviana S10687 In PinkFaviana S10687 In Pink
Faviana S10687 Sale price$498 USD
La Femme 31507 Dark EmeraldLa Femme 31507 Dark Emerald
La Femme 31507 Sale price$498 USD
La Femme 32233 NavyLa Femme 32233 Navy
La Femme 32233 Sale price$678 USD
 GLS by Gloria GL3027 In PinkGLS by Gloria GL3027 In Pink
GLS by Gloria GL3027 Sale price$297 USD Regular price$594 USD
La Femme 31123 Dark BerryLa Femme 31123 Dark Berry
La Femme 31123 Sale price$358 USD
La Femme - 30465 Beaded Wrap Style Gown In Champagne & GoldLa Femme - 30465 Beaded Wrap Style Gown In Champagne & Gold
La Femme 30465 Sale price$79 USD
La Femme 32011 Dark BerryLa Femme 32011 Dark Berry
La Femme 32011 Sale price$478 USD
La Femme 32071 Dark BerryLa Femme 32071 Dark Berry
La Femme 32071 Sale price$598 USD
La Femme 32229 BlackLa Femme 32229 Black
La Femme 32229 Sale price$338 USD
Ieena Duggal 11277 In PinkIeena Duggal 11277 In Pink
Ieena Duggal A11277 Sale price$248 USD Regular price$496 USD
La Femme 31413 PurpleLa Femme 31413 Purple
La Femme 31413 Sale price$338 USD
La Femme 30374 EmeraldLa Femme 30374 Emerald
La Femme 30374 Sale price$278 USD
Mac Duggal - 49333M Sleeveless High Halter Long A-Line Gown In RedMac Duggal - 49333M Sleeveless High Halter Long A-Line Gown In White
Mac Duggal 49333 Sale price$199 USD
Ladivine CH077 Blackvideowise-widget-6675879ca76a3d00290aacea-10071803035841
Ladivine CH077 Sale price$125 USD Regular price$226 USD
La Femme 30618 AquaLa Femme 30618 Aqua
La Femme 30618 Sale price$238 USD
La Femme 32423 Neon PinkLa Femme 32423 Neon Pink
La Femme 32423 Sale price$478 USD

2025 Long Formal Party Dresses & Formal Prom Gowns
Check out our 2025 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!