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Long Formal Party Dresses & Formal Prom Gowns

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Mac Duggal - 5496 Lattice Sequined Long Gown In BlueMac Duggal - 5496 Lattice Sequined Long Gown In Blue
Mac Duggal A5496 Sale priceCHF 486 Regular priceCHF 643
Clarisse 811151 Powder BlueClarisse 811151 Powder Blue
Clarisse 811151 Sale priceCHF 392
SCALA 61306 Periwinkle PearlSCALA 61306 Periwinkle Pearl
SCALA 61306 Sale priceCHF 417
Jovani 24055 ChampagneJovani 24055 Champagne Back
Jovani 24055 Sale priceCHF 841 Regular priceCHF 854
Portia and Scarlett PS25269Portia and Scarlett PS25269 Blue
Portia and Scarlett PS25269 Sale priceCHF 534
Atria 6811HAtria 6811H
Atria 6811H Sale priceCHF 398
Atria 7040HAtria 7040H
Atria 7040H Sale priceCHF 404
SCALA 60403SCALA 60403
SCALA 60403 Sale priceCHF 384
Jessica Angel 513 Beet RedJessica Angel 513 Beet Red
Jessica Angel 513 Sale priceCHF 389
Portia and Scarlett PS26401CPortia and Scarlett PS26401C
Portia and Scarlett PS26401C Sale priceCHF 839
Jessica Angel 2517 Neon PinkJessica Angel 2517 Neon Pink
Jessica Angel 2517 Sale priceCHF 398
GLS by Gloria GL3230 Deep GreenGLS by Gloria GL3230 Deep Green
GLS by Gloria GL3230 Sale priceCHF 243
SCALA 61333 Baby BlueSCALA 61333 Baby Blue
SCALA 61333 Sale priceCHF 518
Portia and Scarlett PS25210 BlackPortia and Scarlett PS25210 Black
Portia and Scarlett PS25210 Sale priceCHF 587
La Femme 33059La Femme 33059
La Femme 33059 Sale priceCHF 385
Ladivine CC2253 Ocean BlueLadivine CC2253 Sage
Ladivine CC2253 Sale priceCHF 138 Regular priceCHF 283
Jovani 23010Jovani 23010
Jovani 23010 Sale priceCHF 523
Faviana 11000 Pink/SilverFaviana 11000 Pink/Silver
Faviana 11000 Sale priceCHF 408
Andrea and Leo A1035 MultiAndrea and Leo A1035 Multi
Andrea and Leo A1035 Sale priceCHF 326
Ladivine OC007 Dusty BlueLadivine OC007 Dusty Blue
Ladivine OC007 Sale priceCHF 138 Regular priceCHF 299
Clarisse 811139 Steel BlueClarisse 811139 Steel Blue
Clarisse 811139 Sale priceCHF 319
Mac Duggal - 5502 Sequined V-Neck A-Line Dress In BrownMac Duggal - 5502 Sequined V-Neck A-Line Dress In Brown
Mac Duggal 5502 Sale priceCHF 572
Elizabeth K GL2517Elizabeth K GL2517
Elizabeth K GL2517 Sale priceCHF 610 Regular priceCHF 1,220
La Femme 30246La Femme 30246
La Femme 30246 Sale priceCHF 77
Mac Duggal 20630 Black MultiMac Duggal 20630 Black Multi
Mac Duggal 20630 Sale priceCHF 654
Alyce Paris 61489 RedAlyce Paris 61489 Red
Alyce Paris 61489 Sale priceCHF 263
Andrea and Leo A1229 MauveAndrea and Leo A1229 Emerald
Andrea and Leo A1229 Sale priceCHF 214 Regular priceCHF 412
Andrea and Leo A1378Andrea and Leo A1378
Andrea and Leo A1378 Sale priceCHF 323
La Femme - 27968 Lace Applique Tulle A-Line Dress In Silver and GrayLa Femme - 27968 Lace Applique Tulle A-Line Dress In Silver and Gray
La Femme 27968 Sale priceCHF 385 Regular priceCHF 554
Clarisse 811101 BlackClarisse 811101 Black
Clarisse 811101 Sale priceCHF 454
Ladivine KV1132Ladivine KV1132
Ladivine KV1132 Sale priceCHF 206
Ladivine CD388Ladivine CD388
Ladivine CD388 Sale priceCHF 150
 GLS by Gloria GL3119 Baby BlueGLS by Gloria GL3119 Baby Blue
GLS by Gloria GL3119 Sale priceCHF 300 Regular priceCHF 600
Alyce Paris 61554 Lemon LimeAlyce Paris 61554 Lemon Lime
Alyce Paris 61554 Sale priceCHF 298
Ieena Duggal 11659 MidnightIeena Duggal 11659 Midnight
Ieena Duggal 11659 Sale priceCHF 339
Portia and Scarlett PS25257 SilverPortia and Scarlett PS25257 Silver
Portia and Scarlett PS25257 Sale priceCHF 534
Alyce Paris 61523 Vivid ViolaAlyce Paris 61523 Vivid Viola
Alyce Paris 61523 Sale priceCHF 615
May Queen MQ1852 SilverMay Queen MQ1852 Silver
May Queen MQ1852 Sale priceCHF 157
La Femme 32830 IndigoLa Femme 32830 Purple
La Femme 32830 Sale priceCHF 245
SCALA 48949 CSCALA 48949 C
SCALA 48949 C Sale priceCHF 317
Alyce Paris 61707 BlackAlyce Paris 61707 Black
Alyce Paris 61707 Sale priceCHF 280
Alyce Paris - 61095 Appliqued Off Shoulder A-Line Gown In SilverAlyce Paris - 61095 Appliqued Off Shoulder A-Line Gown In Silver
Alyce Paris 61095 Sale priceCHF 562
SCALA 60179 MermaidSCALA 60179 Mermaid
SCALA 60179 Sale priceCHF 461
Mac Duggal 5971 BlackMac Duggal 5971 Black
Mac Duggal 5971 Sale priceCHF 357 Regular priceCHF 680
GLS by Gloria GL3259 ChampagneGLS by Gloria GL3259 Champagne
GLS by Gloria GL3259 Sale priceCHF 261 Regular priceCHF 521
Atria 6851H JadeAtria 6851H Jade
Atria 6851H Sale priceCHF 395
Clarisse 810401 PinkClarisse 810401 Pink and Blue
Clarisse 810401 Sale priceCHF 345
La Femme 32791 Dark BerryLa Femme 32791 Black
La Femme 32791 Sale priceCHF 369

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!