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Long Formal Party Dresses & Formal Prom Gowns

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La Femme - 30717 Strapless Lace Appliqued Gown In SilverLa Femme - 30717 Strapless Lace Appliqued Gown In Silver
La Femme 30717 Sale priceCHF 360
Ladivine CD307 RoyalLadivine CD307 Black
Ladivine CD307 Sale priceCHF 176
La Femme 32218 BlackLa Femme 32218 Black
La Femme 32218 Sale priceCHF 573
Ladivine CDS470 Dusty Bluevideowise-widget-6675879ca76a3d00290aacea-10110062821569
Ladivine CDS470 Sale priceCHF 177 Regular priceCHF 351
La Femme 31365 BlueLa Femme 31365 Blue
La Femme 31365 Sale priceCHF 261
Ladivine J833 Black and GoldLadivine J833 Blue and Gold
Ladivine J833 Sale priceCHF 73 Regular priceCHF 158
 La Femme 31249 BlackLa Femme 31249 Black
La Femme 31249 Sale priceCHF 327
La Femme 32012 Royal BlueLa Femme 32012 Royal Blue
La Femme 32012 Sale priceCHF 392
Ladivine CD0219 Smoky BlueLadivine CD0219 Emerald
Ladivine CD0219 Sale priceCHF 246
Ladivine CDS440C Dust BlueLadivine CDS440C Black
Ladivine CDS440C Sale priceCHF 177
Ladivine CDS438 Smoky BlueLadivine CDS438 Smoky Blue
Ladivine CDS438 Sale priceCHF 281
Ladivine CD0220 Rose GoldLadivine CD0220 Rose Gold
Ladivine CD0220 Sale priceCHF 177 Regular priceCHF 366
Ladivine KV1063 Neon FuchsiaLadivine KV1063 Neon Fuchsia
Ladivine KV1063 Sale priceCHF 73 Regular priceCHF 165
Ieena Duggal - 67911I Ruffle Draped Cutout Dress In PinkIeena Duggal - 67911I Ruffle Draped Cutout Dress In Blue
Ieena Duggal 67911I Sale priceCHF 510
Sold outLa Femme - 30750 Embroidered Corset Long Gown In PurpleLa Femme - 30750 Embroidered Corset Long Gown In Purple
La Femme 30750 Sale priceCHF 294
Andrea and Leo A1012 MauveAndrea and Leo A1012 White
Andrea and Leo A1012 Sale priceCHF 441
La Femme 30474 Dark BerryLa Femme 30474 Dark Berry
La Femme 30474 Sale priceCHF 245
Sold outLa Femme 31520 Dark BerryLa Femme 31520 Dark Berry
La Femme 31520 Sale priceCHF 311
La Femme 31517 PurpleLa Femme 31517 Purple
La Femme 31517 Sale priceCHF 245
La Femme 29653 NavyLa Femme 29653 Navy
La Femme 29653 Sale priceCHF 245
La Femme 30391 Royal BlueLa Femme 30391 Royal Blue
La Femme 30391 Sale priceCHF 228
La Femme 31417 OrangeLa Femme 31417 Orange
La Femme 31417 Sale priceCHF 278
GLS by Gloria GL3003 In SilverGLS by Gloria GL3003 In Silver
GLS by Gloria GL3003 Sale priceCHF 321 Regular priceCHF 641
Ladivine CD975 Burgundyvideowise-widget-6675879ca76a3d00290aacea-7459521659073
Ladivine CD975 Sale priceCHF 99 Regular priceCHF 230
Ieena Duggal - 26550I One Shoulder Sequin Sheath Dress In Champagne & GoldIeena Duggal - 26550I One Shoulder Sequin Sheath Dress In Champagne & Gold
Ieena Duggal 26550 Sale priceCHF 339
Dancing Queen 4284 In RedDancing Queen 4284 In Red
Dancing Queen 4284 Sale priceCHF 215
La Femme - 30371 Sequined Colorful Scoop Dress In MultiLa Femme - 30371 Sequined Colorful Scoop Dress In Multi
La Femme 30371 Sale priceCHF 228
La Femme - 30171 Sleeveless Stretch Lace Gown In BlueLa Femme - 30171 Sleeveless Stretch Lace Gown In Blue
La Femme 30171 Sale priceCHF 327
Portia and Scarlett PS21228 SilverPortia and Scarlett PS21228 Silver
Portia and Scarlett PS21228 Sale priceCHF 527 Regular priceCHF 705
Mayqueen MQ1820 long hunter green sexy fitted prom dress w/open back & high slit. Full length dark green gown is perfect for enagagement/e-shoot dress, wedding reception dress, indowestern gown, formal evening party dress, prom. Plus sizes avail.jpgMayqueen MQ1820 long hunter green sexy fitted prom dress w/open back & high slit. Full length dark green gown is perfect for enagagement/e-shoot dress, wedding reception dress, indowestern gown, formal evening party dress, prom. Plus sizes avail-b.jpg
May Queen MQ1820 Sale priceFrom CHF 91 Regular priceCHF 146
Mayqueen MQ1723 long Blush pink satin dress with v neck, wide straps, & high slit. This long light pink dress is perfect for bridesmaid dresses, summer wedding guest dress, formal evening party dress, prom dress, engagement/e-shoot dress.Plus sizes.jpgMayqueen MQ1723 long Blush pink satin dress with v neck, wide straps, & high slit. This long light pink dress is perfect for bridesmaid dresses, summer wedding guest dress, formal evening party dress, prom dress, engagement/e-shoot dress.Plus sizes-b.jpg
May Queen MQ1723 Sale priceCHF 94 Regular priceCHF 188
Faviana S10632 In PinkFaviana S10632 In Pink
Faviana S10632 Sale priceCHF 368
La Femme 30584 Royal BlueLa Femme 30584 Royal Blue
La Femme 30584 Sale priceCHF 392
Elizabeth K GL3045 In RedElizabeth K GL3045 In Red
Elizabeth K GL3045 Sale priceCHF 278 Regular priceCHF 556
Sold outLa Femme 31244 PurpleLa Femme 31244 Purple
La Femme 31244 Sale priceCHF 278
GLS by Gloria GL3008 In NeutralGLS by Gloria GL3008 In Neutral
GLS by Gloria GL3008 Sale priceCHF 301 Regular priceCHF 600
Mac Duggal - 93603 Sleeveless Beaded Sequin Gown In NeutralMac Duggal - 93603 Sleeveless Beaded Sequin Gown In Neutral
Mac Duggal 93603 Sale priceCHF 243
Ieena Duggal 11281 In NeutralIeena Duggal 11281 In Neutral
Ieena Duggal 11281 Sale priceCHF 264 Regular priceCHF 467
La Femme 29977 BlueLa Femme 29977 Blue
La Femme 29977 Sale priceCHF 327
La Femme - 28880 Sequined Deep V Neck Fitted Dress In BlackLa Femme - 28880 Sequined Deep V Neck Fitted Dress In Silver
La Femme 28880 Sale priceCHF 342 Regular priceCHF 426
Ladivine J844 Lapis BlueLadivine J844 Black and Gold
Ladivine J844 Sale priceCHF 90 Regular priceCHF 207
Ladivine CH171 In Black and RedLadivine CH171 In Pink
Ladivine CH171 Sale priceCHF 73 Regular priceCHF 158
La Femme 31293 BlackLa Femme 31293 Black
La Femme 31293 Sale priceCHF 77
Ladivine CD992 BlackLadivine CD992 Lavender
Ladivine CD992 Sale priceCHF 156 Regular priceCHF 329
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 priceCHF 245
La Femme 31362 GreenLa Femme 31362 Green
La Femme 31362 Sale priceCHF 212
La Femme 30690 In PinkLa Femme 30690 In Pink
La Femme 30690 Sale priceCHF 77
La Femme 30768 AquamarineLa Femme 30768 Aquamarine
La Femme 30768 Sale priceCHF 228

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!