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Long Formal Party Dresses & Formal Prom Gowns

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5425 Item

Ladivine CB095 Smoky BlueLadivine CB095 Smoky Blue
Ladivine CB095 Sale priceCHF 177
La Femme 32054 Neon PinkLa Femme 32054 Neon Pink
La Femme 32054 Sale priceCHF 393
La Femme 31524 BlackLa Femme 31524
La Femme 31524 Sale priceCHF 409
Ladivine CM327 PeacockLadivine CM327 Peacock
Ladivine CM327 Sale priceCHF 138 Regular priceCHF 273
Ladivine CD290 EmeraldLadivine CD290 Black
Ladivine CD290 Sale priceCHF 71 Regular priceCHF 152
La Femme 31508 Dark BerryLa Femme 31508 Dark Berry
La Femme 31508 Sale priceCHF 245
La Femme 31357 BlackLa Femme 31357 Black
La Femme 31357 Sale priceCHF 229
La Femme 32256 JadeLa Femme 32256 Jade
La Femme 32256 Sale priceCHF 294
La Femme 32301 Dark BerryLa Femme 32301 Dark Berry
La Femme 32301 Sale priceCHF 409
La Femme 32246 BlackLa Femme 32246 Black
La Femme 32246 Sale priceCHF 409
La Femme 32128 Dark BerryLa Femme 32128 Dark Berry
La Femme 32128 Sale priceCHF 573
Ladivine CB148 BlueLadivine CB148 Blue
Ladivine CB148 Sale priceCHF 79 Regular priceCHF 160
La Femme 31426 BronzeLa Femme 31426 Bronze
La Femme 31426 Sale priceCHF 245
La Femme 32234 EmeraldLa Femme 32234 Emerald
La Femme 32234 Sale priceCHF 327
La Femme 32133 BlackLa Femme 32133 Black
La Femme 32133 Sale priceCHF 360
Ladivine CD286 Neon GreenLadivine CD286 Neon Green
Ladivine CD286 Sale priceCHF 97 Regular priceCHF 209
La Femme 32049 Dark BerryLa Femme 32049 Dark Berry
La Femme 32049 Sale priceCHF 491
La Femme 32089 Cloud BlueLa Femme 32089 Cloud Blue
La Femme 32089 Sale priceCHF 409
La Femme 29681 RedLa Femme 29681 Red
La Femme 29681 Sale priceCHF 245
videowise-widget-6675879ca76a3d00290aacea-10083696935105Ladivine CC2167 Light Blue
Ladivine CC2167 Sale priceCHF 157 Regular priceCHF 373
La Femme 31337 BlueLa Femme 31337 Blue
La Femme 31337 Sale priceCHF 261
La Femme 31122 PurpleLa Femme 31122 Purple
La Femme 31122 Sale priceCHF 294
Ladivine CD279 EmeraldLadivine CD279 Emerald
Ladivine CD279 Sale priceCHF 73 Regular priceCHF 157
La Femme - 28860 Sequin Halter Evening Dress In PurpleLa Femme - 28860 Sequin Halter Evening Dress In Purple
La Femme 28860 Sale priceCHF 327
Mac Duggal - 5669 Sleeveless V-Back Sequin Long Gown In PinkMac Duggal - 5669 Sleeveless V-Back Sequin Long Gown In Pink
Mac Duggal 5669 Sale priceCHF 326
La Femme 31309 Light PeriwinkleLa Femme 31309 Light Periwinkle
La Femme 31309 Sale priceCHF 409
La Femme 32095 MultiLa Femme 32095 Multi
La Femme 32095 Sale priceCHF 409
Portia and Scarlett PS22230 in PurplePortia and Scarlett PS22230 in Red
Portia and Scarlett PS22230 Sale priceCHF 183 Regular priceCHF 451
La Femme 32276 Royal BlueLa Femme 32276 Royal Blue
La Femme 32276 Sale priceCHF 360
Mac Duggal - 67492M V Neck Floral Embroidered Softie Dress In White and NeutralMac Duggal - 67492M V Neck Floral Embroidered Softie Dress In White and Neutral
Mac Duggal 67492M Sale priceCHF 341
La Femme 31566 BlackLa Femme 31566 Black
La Femme 31566 Sale priceCHF 370
La Femme 31128 Hot CoralLa Femme 31128 Hot Coral
La Femme 31128 Sale priceCHF 409
Faviana S10682 In YellowFaviana S10682 In Yellow
Faviana S10682 Sale priceCHF 393
La Femme - 30741 Lace Off Shoulder Sheath Gown In PurpleLa Femme - 30741 Lace Off Shoulder Sheath Gown In Purple
La Femme 30741 Sale priceCHF 327
La Femme 31512 AquaLa Femme 31512 Aqua
La Femme 31512 Sale priceCHF 327
Atria - 6409H Crisscross Open Back Shiny Evening Gown In GoldAtria - 6409H Crisscross Open Back Shiny Evening Gown In Gold
Atria 6409H Sale priceCHF 346
La Femme 31997 Light PeriwinkleLa Femme 31997 Light Periwinkle
La Femme 31997 Sale priceCHF 491
La Femme 30677 In PinkLa Femme 30677 In Pink
La Femme 30677 Sale priceCHF 229
La Femme 32026 SageLa Femme 32026 Sage
La Femme 32026 Sale priceCHF 573
La Femme 32427 Bright OrangeLa Femme 32427 Bright Orange
La Femme 32427 Sale priceCHF 491
Elizabeth K GL3030 In NeutralElizabeth K GL3030 In Neutral
Elizabeth K GL3030 Sale priceCHF 220 Regular priceCHF 440
Ladivine CD0218 EmeraldLadivine CD0218 Black
Ladivine CD0218 Sale priceCHF 244
La Femme 30496 Dark BerryLa Femme 30496 Dark Berry
La Femme 30496 Sale priceCHF 245
La Femme 31058 EmeraldLa Femme 31058 Emerald
La Femme 31058 Sale priceCHF 294
La Femme - 28771 Long Sleeves Cutout Open Back Sequin Gown In BlackLa Femme - 28771 Long Sleeves Cutout Open Back Sequin Gown In Red
La Femme 28771 Sale priceCHF 245
Ladivine CH077C Emeraldvideowise-widget-6675879ca76a3d00290aacea-10105645695169
Ladivine CH077C Sale priceCHF 71 Regular priceCHF 147
La Femme 31987 EmeraldLa Femme 31987 Emerald
La Femme 31987 Sale priceCHF 261
La Femme 32219 Royal BlueLa Femme 32219 Royal Blue
La Femme 32219 Sale priceCHF 327

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!