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Long Formal Party Dresses & Formal Gowns

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La Femme 31996 LavenderLa Femme 31996 Lavender
La Femme 31996 Sale price$598 USD
La Femme 31351 PurpleLa Femme 31351 Purple
La Femme 31351 Sale price$398 USD
La Femme 31394 Neon PinkLa Femme 31394 Neon Pink
La Femme 31394 Sale price$498 USD
La Femme 31878 Cloud BlueLa Femme 31878 Cloud Blue
La Femme 31878 Sale price$318 USD
GLS by Gloria GL3034 In PinkGLS by Gloria GL3034 In Pink
GLS by Gloria GL3034 Sale price$320 USD Regular price$640 USD
La Femme 32349 Light PeriwinkleLa Femme 32349 Light Periwinkle
La Femme 32349 Sale price$598 USD
La Femme 31539 Neon PinkLa Femme 31539 Neon Pink
La Femme 31539 Sale price$238 USD
 Elizabeth K GL3054 In BlackElizabeth K GL3054 In Black
Elizabeth K GL3054 Sale price$251 USD Regular price$318 USD
La Femme 32007 Hot FuchsiaLa Femme 32007 Hot Fuchsia
La Femme 32007 Sale price$598 USD
La Femme 32303 Dark BerryLa Femme 32303 Dark Berry
La Femme 32303 Sale price$498 USD
Ladivine CH190 Black EmeraldLadivine CH190 Lapis Blue
Ladivine CH190 Sale price$40 USD
La Femme 32069 BlackLa Femme 32069 Black
La Femme 32069 Sale price$478 USD
La Femme 31089 BlackLa Femme 31089 Black
La Femme 31089 Sale price$70 USD
La Femme 32130 EmeraldLa Femme 32130 Emerald
La Femme 32130 Sale price$438 USD
La Femme 30720 Dark BerryLa Femme 30720 Dark Berry
La Femme 30720 Sale price$358 USD
La Femme 31403 PurpleLa Femme 31403 Purple
La Femme 31403 Sale price$338 USD
Ladivine CD887 BlackLadivine CD887 Pink
Ladivine CD887 Sale price$20 USD
Ladivine CZ0027 Azalea PinkLadivine CZ0027 Orchid
Ladivine CZ0027 Sale price$118 USD
La Femme 32434 Light PeriwinkleLa Femme 32434 Light Periwinkle
La Femme 32434 Sale price$450 USD
Ieena Duggal - 26408I Plunged V-Neck Spaghetti Strap Metallic Gown In Champagne and GoldIeena Duggal - 26408I Plunged V-Neck Spaghetti Strap Metallic Gown In Champagne and Gold
Ieena Duggal 26408 Sale price$338 USD
La Femme 31944 Cloud BlueLa Femme 31944 Cloud Blue
La Femme 31944 Sale price$418 USD
Ladivine CDS492 Hot Pinkvideowise-widget-6675879ca76a3d00290aacea-10105120653505
Ladivine CDS492 Sale price$60 USD
La Femme - 29013 Sleeveless V Neck Fringe Sequin Fitted Evening Gown In Silver & GrayLa Femme - 29013 Sleeveless V Neck Fringe Sequin Fitted Evening Gown In Silver & Gray
La Femme 29013 Sale price$438 USD
Ladivine CB087 Rose GoldLadivine CB087 Rose Gold
Ladivine CB087 Sale price$100 USD
Ladivine CH112 Redvideowise-widget-6675879ca76a3d00290aacea-7527846445249
Ladivine CH112 Sale price$40 USD
La Femme - 29694 Appliqued Sheer Cutout Long Dress In BlackLa Femme - 29694 Appliqued Sheer Cutout Long Dress In Red
La Femme 29694 Sale price$378 USD
Ladivine CC2309 Black-NudeLadivine CC2309 Black-Nude
Ladivine CC2309 Sale price$80 USD
Ladivine CB146 OrangeLadivine CB146 Orange
Ladivine CB146 Sale price$60 USD
La Femme 30596 MauveLa Femme 30596 Mauve
La Femme 30596 Sale price$338 USD
La Femme 31973 Dark BerryLa Femme 31973 Dark Berry
La Femme 31973 Sale price$438 USD
Ladivine CH118 Metallic PinkLadivine CH118 Metallic Pink
Ladivine CH118 Sale price$99.50 USD
La Femme 32341 Neon PinkLa Femme 32341 Neon Pink
La Femme 32341 Sale price$398 USD
Ladivine CD830 GreeneryLadivine CD830 Greenery
Ladivine CD830 Sale price$138 USD
Ladivine CC2279 BlueLadivine CC2279 Blue
Ladivine CC2279 Sale price$119.50 USD
La Femme 29627 IndigoLa Femme 29627 Indigo
La Femme 29627 Sale price$298 USD
La Femme 32013 ChampagneLa Femme 32013 Champagne
La Femme 32013 Sale price$638 USD
La Femme 32253 Dark BerryLa Femme 32253 Dark Berry
La Femme 32253 Sale price$598 USD
La Femme 32190 BlackLa Femme 32190 Black
La Femme 32190 Sale price$358 USD
La Femme 32051 BlackLa Femme 32051 Black
La Femme 32051 Sale price$598 USD
May Queen MQ1876 In RedMay Queen MQ1876 In Red
May Queen MQ1876 Sale price$106 USD Regular price$230 USD
Ladivine CD0219C Smoky BlueLadivine CD0219C Smoky Blue
Ladivine CD0219C Sale priceFrom $138
La Femme 32319 BlackLa Femme 32319 Black
La Femme 32319 Sale price$478 USD
La Femme - 30269 Laced Cap Sleeved Mermaid Dress In BlueLa Femme - 30269 Laced Cap Sleeved Mermaid Dress In Blue
La Femme 30269 Sale price$450 USD
La Femme 31163 EmeraldLa Femme 31163 Emerald
La Femme 31163 Sale price$398 USD
La Femme 30641 EmeraldLa Femme 30641 Emerald
La Femme 30641 Sale price$318 USD
La Femme 31276 Neon PinkLa Femme 31276 Neon Pink
La Femme 31276 Sale price$358 USD
La Femme - 28949 Sequin-Adorned Off Shoulder Long Dress In RedLa Femme - 28949 Sequin-Adorned Off Shoulder Long Dress In Blue
La Femme 28949 Sale price$398 USD
videowise-widget-6675879ca76a3d00290aacea-10035768426689La Femme 32247 Royal Purple
La Femme 32247 Sale price$598 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!