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Long Formal Party Dresses & Formal Prom Gowns

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Elizabeth K GL3069 In PinkElizabeth K GL3069 In Pink
Elizabeth K GL3069 Sale priceCHF 193 Regular priceCHF 385
La Femme 32017 RedLa Femme 32017 Red
La Femme 32017 Sale priceCHF 323
La Femme 32343 Bright GreenLa Femme 32343 Bright Green
La Femme 32343 Sale priceCHF 339
La Femme 31127 EmeraldLa Femme 31127 Emerald
La Femme 31127 Sale priceCHF 225
La Femme 31431 LavenderLa Femme 31431 Lavender
La Femme 31431 Sale priceCHF 242
Ladivine CH147 BlackLadivine CH147 Black
Ladivine CH147 Sale priceCHF 110 Regular priceCHF 211
La Femme 32334 Hot FuchsiaLa Femme 32334 Hot Fuchsia
La Femme 32334 Sale priceCHF 565
Mac Duggal 42002 In YellowMac Duggal 42002 In Yellow
Mac Duggal 42002 Sale priceCHF 207
La Femme 31929 RedLa Femme 31929 Red
La Femme 31929 Sale priceCHF 808
Ieena Duggal 67938 In Blue MultiIeena Duggal 67938 In Blue Multi
Ieena Duggal 67938 Sale priceCHF 272
La Femme 31630 WineLa Femme 31630 Wine
La Femme 31630 Sale priceCHF 290
Ladivine CD875 BlackLadivine CD875 Green
Ladivine CD875 Sale priceCHF 129 Regular priceCHF 166
La Femme 32132 Dark BerryLa Femme 32132 Dark Berry
La Femme 32132 Sale priceCHF 365
Ladivine 7494C Mauve RoseLadivine 7494C Mauve Rose
Ladivine 7494C Sale priceCHF 96
GLS by Gloria GL3011 In NeutralGLS by Gloria GL3011 In Neutral
GLS by Gloria GL3011 Sale priceCHF 316 Regular priceCHF 632
 Ladivine HT119 Green Ladivine HT119 Red and Blue
Ladivine HT119 Sale priceCHF 68 Regular priceCHF 136
Mac Duggal 68067 In PinkMac Duggal 68067 In Pink
Mac Duggal 68067 Sale priceCHF 321
Ladivine OC021 Cyan BlueLadivine OC021 Cyan Blue
Ladivine OC021 Sale priceCHF 101 Regular priceCHF 192
La Femme 31943 ChampagneLa Femme 31943 Champagne
La Femme 31943 Sale priceCHF 387
La Femme 32173 Light BlueLa Femme 32173 Light Blue
La Femme 32173 Sale priceCHF 323
Elizabeth K GL3051 In BlueElizabeth K GL3051 In Blue
Elizabeth K GL3051 Sale priceCHF 214 Regular priceCHF 428
La Femme 31259 PurpleLa Femme 31259 Purple
La Femme 31259 Sale priceCHF 258
La Femme 31449 Hot CoralLa Femme 31449 Hot Coral
La Femme 31449 Sale priceCHF 225
Ladivine J832 EmeraldLadivine J832 Emerald
Ladivine J832 Sale priceCHF 110 Regular priceCHF 221
La Femme 31228 GreenLa Femme 31228 Green
La Femme 31228 Sale priceCHF 225
La Femme 31515 PurpleLa Femme 31515 Purple
La Femme 31515 Sale priceCHF 307
La Femme 31933 Dark EmeraldLa Femme 31933 Dark Emerald
La Femme 31933 Sale priceCHF 339
La Femme - 29052 Embellished Lace Deep V Neck Dress In BlackLa Femme - 29052 Embellished Lace Deep V Neck Dress In Purple
La Femme 29052 Sale priceCHF 355
La Femme 31547 BlueLa Femme 31547 Blue
La Femme 31547 Sale priceCHF 290
La Femme 32092 Light AquaLa Femme 32092 Light Aqua
La Femme 32092 Sale priceCHF 403
Mac Duggal 55709 In BlackMac Duggal 55709 In Black
Mac Duggal 55709 Sale priceCHF 402
La Femme 32221 LavenderLa Femme 32221 Lavender
La Femme 32221 Sale priceCHF 485
Ladivine CM334 EmeraldLadivine CM334 Emerald
Ladivine CM334 Sale priceCHF 154 Regular priceCHF 301
La Femme 31224 PinkLa Femme 31224 Pink
La Femme 31224 Sale priceCHF 242
La Femme 31133 AquaLa Femme 31133 Aqua
La Femme 31133 Sale priceCHF 290
Ladivine C148C Bluevideowise-widget-6675879ca76a3d00290aacea-10104674320577
Ladivine C148C Sale priceCHF 96
La Femme 32271 ChampagneLa Femme 32271 Champagne
La Femme 32271 Sale priceCHF 517
Ieena Duggal 49141 BlackIeena Duggal 49141 Black
Ieena Duggal 49141 Sale priceCHF 285
La Femme 31253 BlackLa Femme 31253 Black
La Femme 31253 Sale priceCHF 307
Faviana S10657 In PeriFaviana S10657 In Peri
Faviana S10657 Sale priceCHF 363
La Femme 31330 EmeraldLa Femme 31330 Emerald
La Femme 31330 Sale priceCHF 242
Ladivine CD845 BlueLadivine CD845 Blue
Ladivine CD845 Sale priceCHF 249 Regular priceCHF 551
La Femme - 30765 Fitted Sequin Evening Gown In BlackLa Femme - 30765 Fitted Sequin Evening Gown In Black
La Femme 30765 Sale priceCHF 76
La Femme 31505 LavenderLa Femme 31505 Lavender
La Femme 31505 Sale priceCHF 242
Ladivine CD847 Silver-NudeLadivine CD847 Silver-Nude
Ladivine CD847 Sale priceCHF 316
La Femme 30695 PinkLa Femme 30695 Pink
La Femme 30695 Sale priceCHF 290
Ladivine CDS426  RedLadivine CDS426  Red
Ladivine CDS426 Sale priceCHF 68 Regular priceCHF 151
La Femme - 28879 Rhinestone Scoop Neck High Slit Dress In PinkLa Femme - 28879 Rhinestone Scoop Neck High Slit Dress In Blue
La Femme 28879 Sale priceCHF 387 Regular priceCHF 453

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!