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Long Formal Party Dresses & Formal Prom Gowns

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Ladivine CD713Ladivine CD713
Ladivine CD713 Sale priceCHF 264
Alyce Paris 61957 ChampagneAlyce Paris 61957 Champagne
Alyce Paris 61957 Sale priceCHF 390
Alyce Paris 61717 BlackAlyce Paris 61717 Bright Orange
Alyce Paris 61717 Sale priceCHF 466
GLS by Gloria GL3260 Royal BlueGLS by Gloria GL3260 Royal Blue
GLS by Gloria GL3260 Sale priceCHF 220 Regular priceCHF 440
May Queen MQ2123 BlackMay Queen MQ2123 Black
May Queen MQ2123 Sale priceCHF 155 Regular priceCHF 287
May Queen MQ1909 BlueMay Queen MQ1909 Blue
May Queen MQ1909 Sale priceCHF 89 Regular priceCHF 173
Clarisse 811334 BlackClarisse 811334 Black
Clarisse 811334 Sale priceCHF 502
Elizabeth K GL3616 Smoky BlueElizabeth K GL3616 Smoky Blue
Elizabeth K GL3616 Sale priceCHF 244
La Femme 32977 RedLa Femme 32977 Black
La Femme 32977 Sale priceCHF 262
Ladivine CD821 BlackLadivine CD821 Black
Ladivine CD821 Sale priceCHF 226
Andrea and Leo A1261 Dusty SageAndrea and Leo A1261 Dusty Sage
Andrea and Leo A1261 Sale priceCHF 195 Regular priceCHF 443
La Femme 32794 ChampagneLa Femme 32794 Champagne
La Femme 32794 Sale priceCHF 229
Portia and Scarlett PS25640EPortia and Scarlett PS25640E
Portia and Scarlett PS25640E Sale priceCHF 334
Ladivine T708Ladivine T708
Ladivine T708 Sale priceCHF 104
Jessica Angel 2404 OliveJessica Angel 2404 Olive
Jessica Angel 2404 Sale priceCHF 417
Portia and Scarlett PS25602EPortia and Scarlett PS25602E
Portia and Scarlett PS25602E Sale priceCHF 468
Elizabeth K GL3590 Rose GoldElizabeth K GL3590 Royal Blue
Elizabeth K GL3590 Sale priceCHF 134
Portia and Scarlett PS25176 PinkPortia and Scarlett PS25176 Pink
Portia and Scarlett PS25176 Sale priceCHF 917
Ladivine B708 SilverLadivine B708 Silver
Ladivine B708 Sale priceCHF 295 Regular priceCHF 518
Portia and Scarlett PS25276 Pink
Portia and Scarlett PS25276 Sale priceCHF 344
La Femme 32925 Dark BerryLa Femme 32925 Emerald
La Femme 32925 Sale priceCHF 245
Ladivine CDS550Ladivine CDS550
Ladivine CDS550 Sale priceCHF 198
Portia and Scarlett PS26270Portia and Scarlett PS26270
Portia and Scarlett PS26270 Sale priceCHF 647
Elizabeth K GL3550 SageElizabeth K GL3550 Sage
Elizabeth K GL3550 Sale priceCHF 810
Ladivine C148 Dusty MauveLadivine C148 Dusty Mauve
Ladivine C148 Sale priceCHF 138 Regular priceCHF 278
Ladivine CD0230 RedLadivine CD0230 Sage
Ladivine CD0230 Sale priceCHF 219
Jovani 23963 PurpleJovani 23963 Purple
Jovani 23963 Sale priceCHF 798
La Femme 32763 BlackLa Femme 32763 Royal Blue
La Femme 32763 Sale priceCHF 229
Jovani 23361 MintJovani 23361 Mint Back
Jovani 23361 Sale priceCHF 975
Portia and Scarlett PS26299
Portia and Scarlett PS26299 Sale priceCHF 494
Elizabeth K GL3528 ChampagneElizabeth K GL3528 Red
Elizabeth K GL3528 Sale priceCHF 757
Portia and Scarlett PS26024Portia and Scarlett PS26024
Portia and Scarlett PS26024 Sale priceCHF 482
Ladivine CDS417 Dusty BlueLadivine CDS417 Champagne
Ladivine CDS417 Sale priceCHF 177
Andrea and Leo A1388Andrea and Leo A1388
Andrea and Leo A1388 Sale priceCHF 301
Portia and Scarlett PS26021Portia and Scarlett PS26021
Portia and Scarlett PS26021 Sale priceCHF 482
GLS by Gloria GL3284 IvoryGLS by Gloria GL3284 Ivory
GLS by Gloria GL3284 Sale priceCHF 241 Regular priceCHF 481
Alyce Paris 61536 Light PinkAlyce Paris 61536 Light Pink
Alyce Paris 61536 Sale priceCHF 352
GLS by Gloria GL3296 SageGLS by Gloria GL3296 Sage
GLS by Gloria GL3296 Sale priceCHF 220 Regular priceCHF 440
Clarisse 810451 BlackClarisse 810451 Black
Clarisse 810451 Sale priceCHF 353
Clarisse 811148 SageClarisse 811148 Sage
Clarisse 811148 Sale priceCHF 272
May Queen RQ8167 ChampagneMay Queen RQ8167 Champagne
May Queen RQ8167 Sale priceCHF 344
Clarisse 810602 Ivory/Sagevideowise-widget-6675879ca76a3d00290aacea-7496193671361
Clarisse 810602 Sale priceCHF 521
La Femme 32806 SilverLa Femme 32806 Teal
La Femme 32806 Sale priceCHF 295
Ladivine CD0203 BurgundyLadivine CD0203 Burgundy
Ladivine CD0203 Sale priceCHF 220 Regular priceCHF 518
Elizabeth K GL3578 Ivory/GoldElizabeth K GL3578 Ivory/Gold
Elizabeth K GL3578 Sale priceCHF 1,124
Ladivine CB102 PurpleLadivine CB102 Blue
Ladivine CB102 Sale priceCHF 177 Regular priceCHF 349
La Femme 32579 Dark_BerryLa Femme 32579 Dark_Berry
La Femme 32579 Sale priceCHF 386
GLS by Gloria GL3218 BlackGLS by Gloria GL3218 Hot Pink
GLS by Gloria GL3218 Sale priceCHF 244

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!