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Long Formal Party Dresses & Formal Prom Gowns

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1783 Item

Clarisse 811224 BlackClarisse 811224 Black
Clarisse 811224 Sale priceCHF 490
Andrea and Leo A0890 Dusty BlueAndrea and Leo A0890 Dusty Blue
Andrea and Leo A0890 Sale priceCHF 390
Portia and Scarlett PS25309 Light BluePortia and Scarlett PS25309 Light Blue
Portia and Scarlett PS25309 Sale priceCHF 512
May Queen LK261 Rose GoldMay Queen LK261
May Queen LK261 Sale priceCHF 547
May Queen LK265 SageMay Queen LK265 Sage
May Queen LK265 Sale priceCHF 1,058
La Femme 32555 BronzeLa Femme 32555 Bronze
La Femme 32555 Sale priceCHF 294
Jessica Angel 2559 BlackJessica Angel 2559 Black
Jessica Angel 2559 Sale priceCHF 547
Dancing Queen 4343Dancing Queen 4343
Dancing Queen 4343 Sale priceCHF 252
Elizabeth K GL3614 ChampagneElizabeth K GL3614 Champagne
Elizabeth K GL3614 Sale priceCHF 285
Clarisse 811311Clarisse 811311
Clarisse 811311 Sale priceCHF 447
Clarisse 810974 LilacClarisse 810974 Lilac
Clarisse 810974 Sale priceCHF 382
Andrea and Leo A1334 BlushAndrea and Leo A1334 Blue
Andrea and Leo A1334 Sale priceCHF 254 Regular priceCHF 552
La Femme 32771 BlackLa Femme 32771 Black
La Femme 32771 Sale priceCHF 342
Portia and Scarlett PS25626E
ChampagnePortia and Scarlett PS25626E
Champagne
Portia and Scarlett PS25626E Sale priceCHF 836
Ladivine CD337WLadivine CD337W
Ladivine CD337W Sale priceCHF 208
La Femme 32695 LavenderLa Femme 32695 Lavender
La Femme 32695 Sale priceCHF 491
Alyce Paris 61762 RosewoodAlyce Paris 61762 Rosewood
Alyce Paris 61762 Sale priceCHF 431
GLS by Gloria GL3399 LilacGLS by Gloria GL3399 Lilac
GLS by Gloria GL3399 Sale priceCHF 261 Regular priceCHF 522
GLS by Gloria GL3229 Hot PinkGLS by Gloria GL3229 Hot Pink
GLS by Gloria GL3229 Sale priceCHF 222 Regular priceCHF 443
La Femme 32633 Light PeriwinkleLa Femme 32633 Light Periwinkle
La Femme 32633 Sale priceCHF 386
Elizabeth K GL3563 SageElizabeth K GL3563 Sage
Elizabeth K GL3563 Sale priceCHF 164
La Femme 33003 Light BlueLa Femme 33003 Light Blue
La Femme 33003 Sale priceCHF 327
May Queen RQ7965 BlueMay Queen RQ7965 Blue
May Queen RQ7965 Sale priceCHF 89 Regular priceCHF 176
May Queen MQ1962 BlackMay Queen MQ1962 Black
May Queen MQ1962 Sale priceCHF 224
Portia and Scarlett PS25226 PinkPortia and Scarlett PS25226 Pink
Portia and Scarlett PS25226 Sale priceCHF 534
La Femme 32594 BlackLa Femme 32594 Black
La Femme 32594 Sale priceCHF 386
Alyce Paris 61603 Santorini BlueAlyce Paris 61603 Santorini Blue
Alyce Paris 61603 Sale priceCHF 316
May Queen MQ2141 Dusty BlueMay Queen MQ2141 Dusty Blue
May Queen MQ2141 Sale priceCHF 221
Elizabeth K GL3520 LavenderElizabeth K GL3520 Lavender
Elizabeth K GL3520 Sale priceCHF 1,044
GLS by Gloria GL3138 BlackGLS by Gloria GL3138 Black
GLS by Gloria GL3138 Sale priceCHF 280 Regular priceCHF 559
Ladivine CD785 GoldLadivine CD785 Gold
Ladivine CD785 Sale priceCHF 398
La Femme 32703 Light PeriwinkleLa Femme 32703 Light Periwinkle
La Femme 32703 Sale priceCHF 491
Clarisse 810824 Dark TealClarisse 810824 Dark Teal
Clarisse 810824 Sale priceCHF 297
May Queen RQ8162 ChampagneMay Queen RQ8162 Champagne
May Queen RQ8162 Sale priceCHF 295
Elizabeth K GL3586 Rose GoldElizabeth K GL3586 Rose Gold
Elizabeth K GL3586 Sale priceCHF 285
Portia and Scarlett PS25650E
Portia and Scarlett PS25650E Sale priceCHF 501
SCALA 60266 BananaSCALA 60266 Banana
SCALA 60266 Sale priceCHF 444
La Femme 32804 Royal BlueLa Femme 32804 Black
La Femme 32804 Sale priceCHF 386
Alyce Paris 61668 Ice LilacAlyce Paris 61668 Ice Lilac
Alyce Paris 61668 Sale priceCHF 527
Andrea and Leo A1134 ChampagneAndrea and Leo A1134 Champagne
Andrea and Leo A1134 Sale priceCHF 351
Portia and Scarlett PS25601EPortia and Scarlett PS25601E
Portia and Scarlett PS25601E Sale priceCHF 564
Portia and Scarlett PS26148Portia and Scarlett PS26148
Portia and Scarlett PS26148 Sale priceCHF 529
GLS by Gloria GL3216 MagentaGLS by Gloria GL3216 Magenta
GLS by Gloria GL3216 Sale priceCHF 322 Regular priceCHF 644
Portia and Scarlett PS26147Portia and Scarlett PS26147
Portia and Scarlett PS26147 Sale priceCHF 658
La Femme 32656 BlackLa Femme 32656 Black
La Femme 32656 Sale priceCHF 327
Ladivine J835 EmeraldLadivine J835
Ladivine J835 Sale priceCHF 79 Regular priceCHF 171
Portia and Scarlett PS26048Portia and Scarlett PS26048
Portia and Scarlett PS26048 Sale priceCHF 505
Clarisse 810525 ScarletClarisse 810525 Scarlet
Clarisse 810525 Sale priceCHF 334

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!