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Long Formal Party Dresses & Formal Prom Gowns

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1757 Item

La Femme 32767 Cloud BlueLa Femme 32767 Lavender
La Femme 32767 Sale priceCHF 386
Portia and Scarlett PS25643E RosePortia and Scarlett PS25643E Rose
Portia and Scarlett PS25643E Sale priceCHF 377
Portia and Scarlett PS26105
Portia and Scarlett PS26105 Sale priceCHF 506
SCALA 60284 PetalSCALA 60284 Petal
SCALA 60284 Sale priceCHF 444
Alyce Paris 61514 Neon PinkAlyce Paris 61514 Neon Pink
Alyce Paris 61514 Sale priceCHF 510
Alyce Paris 61856 Ice LilacAlyce Paris 61856 Ice Lilac
Alyce Paris 61856 Sale priceCHF 296
Portia and Scarlett PS26236Portia and Scarlett PS26236
Portia and Scarlett PS26236 Sale priceCHF 1,005
Elizabeth K GL3624 ChampagneElizabeth K GL3624 Champagne
Elizabeth K GL3624 Sale priceCHF 346
GLS by Gloria GL3247 Baby BlueGLS by Gloria GL3247 Baby Blue
GLS by Gloria GL3247 Sale priceCHF 222 Regular priceCHF 443
May Queen MQ2104 BlackMay Queen MQ2104 Black
May Queen MQ2104 Sale priceCHF 180
May Queen RQ8158 SageMay Queen RQ8158 Sage
May Queen RQ8158 Sale priceCHF 225
Alyce Paris 61810 Orange/MultiAlyce Paris 61810 Orange/Multi
Alyce Paris 61810 Sale priceCHF 470 Regular priceCHF 492
Alyce Paris 61849Alyce Paris 61849
Alyce Paris 61849 Sale priceCHF 291
La Femme 32754 Royal BlueLa Femme 32754 Royal Blue
La Femme 32754 Sale priceCHF 386
Andrea and Leo A1232 SageAndrea and Leo A1232 Paris Blue
Andrea and Leo A1232 Sale priceCHF 203
GLS by Gloria GL3217 Green/BlackGLS by Gloria GL3217 Green/Black
GLS by Gloria GL3217 Sale priceCHF 241 Regular priceCHF 481
Alyce Paris 61783 SageAlyce Paris 61783 Sage
Alyce Paris 61783 Sale priceCHF 382
Alyce Paris 61706 RaspberryAlyce Paris 61706 Raspberry
Alyce Paris 61706 Sale priceCHF 431
Clarisse 810809 SageClarisse 810809 Sage
Clarisse 810809 Sale priceCHF 521
Portia and Scarlett PS25182Portia and Scarlett PS25182 Purple
Portia and Scarlett PS25182 Sale priceCHF 535
Portia and Scarlett PS25238
Portia and Scarlett PS25238 Sale priceCHF 436
La Femme 32923 RedLa Femme 32923 Dark Emerald
La Femme 32923 Sale priceCHF 245
May Queen RQ8151 BlackMay Queen RQ8151 Black
The May Queen RQ8151 Sale priceCHF 232
Alyce Paris 61483 RedAlyce Paris 61483 Red
Alyce Paris 61483 Sale priceCHF 307
La Femme 32756 BlackLa Femme 32756 Black
La Femme 32756 Sale priceCHF 311
Elizabeth K GL3564 Rose GoldElizabeth K GL3564 Rose Gold
Elizabeth K GL3564 Sale priceCHF 183
La Femme 32518 TealLa Femme 32518 Teal
La Femme 32518 Sale priceCHF 278
Alyce Paris 61724 Magic Opal/SandAlyce Paris 61724 Magic Opal/Sand
Alyce Paris 61724 Sale priceCHF 352
Sold outLadivine CD784 MauveLadivine CD784 Mauve
Ladivine CD784 Sale priceCHF 256
May Queen LK264 RosegoldMay Queen LK264 Rosegold
May Queen LK264 Sale priceCHF 465
Andrea and Leo A1436Andrea and Leo A1436
Andrea and Leo A1436 Sale priceCHF 509
Elizabeth K GL3577 Ice BlueElizabeth K GL3577 Ice Blue
Elizabeth K GL3577 Sale priceCHF 883
Ladivine CDS450 BlueLadivine CDS450 Blue
Ladivine CDS450 Sale priceCHF 158
Faviana S10800 Dark EmeraldFaviana S10800 Dark Emerald
Faviana S10800 Sale priceCHF 393
La Femme 32646 Royal BlueLa Femme 32646 Royal Blue
La Femme 32646 Sale priceCHF 386
Andrea and Leo A1133 MultiAndrea and Leo A1133 Multi
Andrea and Leo A1133 Sale priceCHF 371
May Queen RQ8163 MauveMay Queen RQ8163 Mauve
May Queen RQ8163 Sale priceCHF 382
Andrea and Leo A1259 SageAndrea and Leo A1259 Sage
Andrea and Leo A1259 Sale priceCHF 205
Jessica Angel 2617 PeacockJessica Angel 2617 Peacock
Jessica Angel 2617 Sale priceCHF 417
PS25161-PinkPS25161-Black Bk
Portia and Scarlett PS25161 Sale priceCHF 383
GLS by Gloria GL3249 Light PinkGLS by Gloria GL3249 Light Pink
GLS by Gloria GL3249 Sale priceCHF 262 Regular priceCHF 522
Elizabeth K GL3602 Off WhiteElizabeth K GL3602 Off White
Elizabeth K GL3602 Sale priceCHF 888
Elizabeth K GL3569 BlackElizabeth K GL3569 Black
Elizabeth K GL3569 Sale priceCHF 305
GLS by Gloria GL3463 Hot PinkGLS by Gloria GL3463 Hot Pink
GLS by Gloria GL3463 Sale priceCHF 259 Regular priceCHF 516
Alyce Paris 61452Alyce Paris 61452
Alyce Paris 61452 Sale priceCHF 132
Andrea and Leo A1278 Lapis Bluevideowise-widget-6675879ca76a3d00290aacea-10133594800321
Andrea and Leo A1278 Sale priceCHF 441
Portia and Scarlett PS25171 FuchsiaPortia and Scarlett PS25171 Fuchsia
Portia and Scarlett PS25171 Sale priceCHF 344
GLS by Gloria GL3254 Dark SageGLS by Gloria GL3254 Dark Sage
GLS by Gloria GL3254 Sale priceCHF 221 Regular priceCHF 441

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!