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Long Formal Party Dresses & Formal Prom Gowns

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Ladivine J836 EmeraldLadivine J836 Royal
Ladivine J836 Sale priceCHF 110 Regular priceCHF 200
Ladivine CD0196 In NeutralLadivine CD0196 In Neutral
Ladivine CD0196 Sale priceCHF 110 Regular priceCHF 209
La Femme 32941 RedLa Femme 32941 Red
La Femme 32941 Sale priceCHF 274
GLS by Gloria GL3165 LilacGLS by Gloria GL3165 Lilac
GLS by Gloria GL3165 Sale priceCHF 236 Regular priceCHF 471
Elizabeth K GL3612 Light BlueElizabeth K GL3612 Light Blue
Elizabeth K GL3612 Sale priceCHF 1,235
Ieena Duggal - 49102I One Shoulder Tier-Ornate Dress In RedIeena Duggal - 49102I One Shoulder Tier-Ornate Dress In Red
Ieena Duggal 49102I Sale priceCHF 334
Andrea and Leo A1227 Blackvideowise-widget-6675879ca76a3d00290aacea-10132441792705
Andrea and Leo A1227 Sale priceCHF 153 Regular priceCHF 322
SCALA 61304 Baby Blue MultiSCALA 61304 Baby Blue Multi
SCALA 61304 Sale priceCHF 444
Jovani 07138 RedJovani 07138 Red
Jovani 07138 Sale priceCHF 559
La Femme 32767 Cloud BlueLa Femme 32767 Lavender
La Femme 32767 Sale priceCHF 380
Andrea and Leo A1258 Dusty SageAndrea and Leo A1258 Dusty Blue
Andrea and Leo A1258 Sale priceCHF 192 Regular priceCHF 397
La Femme 32518 TealLa Femme 32518 Teal
La Femme 32518 Sale priceCHF 274
Jovani 06305 Nude SilverJovani 06305 Nude Silver
Jovani 06305 Sale priceCHF 1,388
Alyce Paris 61557 Mint OpalAlyce Paris 61557 Mint Opal
Alyce Paris 61557 Sale priceCHF 381
Ladivine BD104WLadivine BD104W
Ladivine BD104W Sale priceCHF 109
La Femme - 27944 Floral Lace A-Line Evening Dress In Silver and GrayLa Femme - 27944 Floral Lace A-Line Evening Dress In Silver and Gray
La Femme 27944 Sale priceCHF 468 Regular priceCHF 530
La Femme 32945 IvoryLa Femme 32945 Mocha
La Femme 32945 Sale priceCHF 241
Mac Duggal 10044 OliveMac Duggal 10044 Olive
Mac Duggal 10044 Sale priceCHF 483
Portia and Scarlett PS25349 Cobalt
Portia and Scarlett PS25349 Sale priceCHF 338
Portia and Scarlett PS25177Portia and Scarlett PS25177 Black
Portia and Scarlett PS25177 Sale priceCHF 429
Mac Duggal 20747 Black IvoryMac Duggal 20747 Black Ivory
Mac Duggal 20747 Sale priceCHF 485 Regular priceCHF 601
Portia and Scarlett PS26105
Portia and Scarlett PS26105 Sale priceCHF 498
Jessica Angel 908 TealJessica Angel 908 Teal
Jessica Angel 908 Sale priceCHF 411
Mac Duggal 9256 TwilightMac Duggal 9256 Twilight
Mac Duggal 9256 Sale priceCHF 645
Terani Couture 1912GL9572Terani Couture 1912GL9572
Terani Couture 1912GL9572 Sale priceCHF 725
Jovani 09009 RedJovani 09009 Red
Jovani 09009 Sale priceCHF 655
Dancing Queen 4295ADancing Queen 4295A
Dancing Queen 4295A Sale priceCHF 132 Regular priceCHF 190
Elizabeth K GL3129 BlackElizabeth K GL3129 Black
Elizabeth K GL3129 Sale priceCHF 217 Regular priceCHF 433
Clarisse 810413 BlackClarisse 810413
Clarisse 810413 Sale priceCHF 264
Mac Duggal 5659 GoldMac Duggal 5659 Gold
Mac Duggal 5659 Sale priceCHF 263 Regular priceCHF 502
Ladivine CD0938 Smoky VioletLadivine CD0938 Smoky Violet
Ladivine CD0938 Sale priceCHF 196
Atria 6871HAtria 6871H
Atria 6871H Sale priceCHF 406
La Femme 32971 BlackLa Femme 32971 Black
La Femme 32971 Sale priceCHF 290
Faviana 11227 NavyFaviana 11227 Navy
Faviana 11227 Sale priceCHF 386
Alyce Paris 61489 RedAlyce Paris 61489 Red
Alyce Paris 61489 Sale priceCHF 259
Ladivine J883Ladivine J883
Ladivine J883 Sale priceCHF 261
Jovani 23178 GoldJovani 23178 Gold Back
Jovani 23178 Sale priceCHF 786 Regular priceCHF 801
Terani Couture 261P6193Terani Couture 261P6193
Terani Couture 261P6193 Sale priceCHF 360
Alyce Paris 61698 Black/CopperAlyce Paris 61698 Black/Copper
Alyce Paris 61698 Sale priceCHF 346
Ladivine CD0191C Smoky BlueLadivine CD0191C Champagne
Ladivine CD0191C Sale priceCHF 96 Regular priceCHF 292
La Femme 33442La Femme 33442
La Femme 33442 Sale priceCHF 355
Alyce Paris 61966 BlackAlyce Paris 61966 Black
Alyce Paris 61966 Sale priceCHF 270
Elizabeth K GL3600 Rose GoldElizabeth K GL3600 Rose Gold
Elizabeth K GL3600 Sale priceCHF 152
Alyce Paris 61532 RosewaterAlyce Paris 61532 Rosewater
Alyce Paris 61532 Sale priceCHF 364
Portia and Scarlett PS26178Portia and Scarlett PS26178
Portia and Scarlett PS26178 Sale priceCHF 1,082
SCALA 61323 SkySCALA 61323 Sky
SCALA 61323 Sale priceCHF 411
La Femme - 27988 Quarter Sleeve Scoop Appliqued Dress In BlueLa Femme - 27988 Quarter Sleeve Scoop Appliqued Dress In Blue
La Femme 27988 Sale priceCHF 403 Regular priceCHF 465
Jessica Angel 2508 Classic BlueJessica Angel 2508 Classic Blue
Jessica Angel 2508 Sale priceCHF 447

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!