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Long Formal Party Dresses & Formal Prom Gowns

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La Femme 32117 MauveLa Femme 32117 Mauve
La Femme 32117 Sale price$ 10,010
La Femme 32447 Light PeriwinkleLa Femme 32447 Light Periwinkle
La Femme 32447 Sale price$ 10,383
La Femme 32306 Dark EmeraldLa Femme 32306 Dark Emerald
La Femme 32306 Sale price$ 8,891
La Femme 32023 NavyLa Femme 32023 Navy
La Femme 32023 Sale price$ 11,876
La Femme 32108 BlackLa Femme 32108 Black
La Femme 32108 Sale price$ 10,010
La Femme 31501 Light PeriwinkleLa Femme 31501 Light Periwinkle
La Femme 31501 Sale price$ 6,665
Ladivine CD832 Aqua Bluevideowise-widget-6675879ca76a3d00290aacea-10103833002177
Ladivine CD832 Sale price$ 3,119 Regular price$ 7,318
La Femme 32032 Cloud BlueLa Femme 32032 Cloud Blue
La Femme 32032 Sale price$ 11,130
La Femme 32005 BlackLa Femme 32005 Black
La Femme 32005 Sale price$ 11,130
La Femme 32283 NavyLa Femme 32283 Navy
La Femme 32283 Sale price$ 10,383
La Femme 32082 Light PeriwinkleLa Femme 32082 Light Periwinkle
La Femme 32082 Sale price$ 11,130
La Femme 28664 Marine BlueLa Femme 28664 Marine Blue
La Femme 28664 Sale price$ 5,545
La Femme 31971 EmeraldLa Femme 31971 Emerald
La Femme 31971 Sale price$ 7,411
La Femme 32271 ChampagneLa Femme 32271 Champagne
La Femme 32271 Sale price$ 11,876
La Femme 32146 Neon PinkLa Femme 32146 Neon Pink
La Femme 32146 Sale price$ 11,130
La Femme 31954 Dark BerryLa Femme 31954 Dark Berry
La Femme 31954 Sale price$ 11,876
La Femme 32296 EmeraldLa Femme 32296 Emerald
La Femme 32296 Sale price$ 7,411
La Femme 31505 LavenderLa Femme 31505 Lavender
La Femme 31505 Sale price$ 5,545
La Femme 32233 NavyLa Femme 32233 Navy
La Femme 32233 Sale price$ 12,609
Ladivine C148C Bluevideowise-widget-6675879ca76a3d00290aacea-10104674320577
Ladivine C148C Sale price$ 4,599
La Femme 32221 LavenderLa Femme 32221 Lavender
La Femme 32221 Sale price$ 11,130
La Femme 32071 Dark BerryLa Femme 32071 Dark Berry
La Femme 32071 Sale price$ 11,130
La Femme 32313 Dark EmeraldLa Femme 32313 Dark Emerald
La Femme 32313 Sale price$ 11,876
La Femme 32017 RedLa Femme 32017 Red
La Femme 32017 Sale price$ 7,411
La Femme 30560 Dark BerryLa Femme 30560 Dark Berry
La Femme 30560 Sale price$ 11,130
La Femme 31507 Dark EmeraldLa Femme 31507 Dark Emerald
La Femme 31507 Sale price$ 9,264
La Femme 31503 AquaLa Femme 31503 Aqua
La Femme 31503 Sale price$ 7,411
La Femme 32334 Hot FuchsiaLa Femme 32334 Hot Fuchsia
La Femme 32334 Sale price$ 12,982
La Femme 32052 NudeLa Femme 32052 Nude
La Femme 32052 Sale price$ 11,130
La Femme 32031 Light PinkLa Femme 32031 Light Pink
La Femme 32031 Sale price$ 11,130
La Femme 32286 CoralLa Femme 32286 Coral
La Femme 32286 Sale price$ 10,383
Ladivine CDS483 FuchsiaLadivine CDS483 Fuchsia
Ladivine CDS483 Sale price$ 2,226 Regular price$ 5,065
La Femme 32223 BlueLa Femme 32223 Blue
La Femme 32223 Sale price$ 10,757
La Femme 32200 Lavender/Gray La Femme 32200 Lavender/Gray
La Femme 32200 Sale price$ 11,130
La Femme 31369 SageLa Femme 31369 Sage
La Femme 31369 Sale price$ 8,891
La Femme 32022 Dark EmeraldLa Femme 32022 Dark Emerald
La Femme 32022 Sale price$ 11,130
La Femme 31500 Dark EmeraldLa Femme 31500 Dark Emerald
La Femme 31500 Sale price$ 5,545
La Femme 31995 Dusty MauveLa Femme 31995 Dusty Mauve
La Femme 31995 Sale price$ 11,130
La Femme 32445 Bright GreenLa Femme 32445 Bright Green
La Femme 32445 Sale price$ 9,264
La Femme 32086 Dark EmeraldLa Femme 32086 Dark Emerald
La Femme 32086 Sale price$ 10,383
La Femme 32304 Dark BerryLa Femme 32304 Dark Berry
La Femme 32304 Sale price$ 11,876
La Femme 32062 Light PeriwinkleLa Femme 32062 Light Periwinkle
La Femme 32062 Sale price$ 11,130
La Femme 32215 Light BlueLa Femme 32215 Light Blue
La Femme 32215 Sale price$ 12,609
La Femme 32278 Royal BlueLa Femme 32278 Royal Blue
La Femme 32278 Sale price$ 12,982
Faviana S10672 In BlueFaviana S10672 In Blue
Faviana S10672 Sale price$ 7,411
Ladivine CB146 OrangeLadivine CB146 Orange
Ladivine CB146 Sale price$ 1,600 Regular price$ 3,293
La Femme 30472 Neon PinkLa Femme 30472 Neon Pink
La Femme 30472 Sale price$ 6,665
La Femme 32130 EmeraldLa Femme 32130 Emerald
La Femme 32130 Sale price$ 8,158

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!