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Long Formal Party Dresses & Formal Prom Gowns

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Ieena Duggal 49643 BlackIeena Duggal 49643 Black
Ieena Duggal 49643 Sale priceCHF 205 Regular priceCHF 398
Alyce Paris 61935 Hot PinkAlyce Paris 61935 Hot Pink
Alyce Paris 61935 Sale priceCHF 437
La Femme 32918 RedLa Femme 32918 Red
La Femme 32918 Sale priceCHF 322
La Femme 31284 BlueLa Femme 31284 Blue
La Femme 31284 Sale priceCHF 386
Atria 6851H JadeAtria 6851H Jade
Atria 6851H Sale priceCHF 390
Ladivine CD722Ladivine CD722
Ladivine CD722 Sale priceCHF 210
Portia and Scarlett PS25325 MagentaPortia and Scarlett PS25325 Magenta
Portia and Scarlett PS25325 Sale priceCHF 527
Mac Duggal 20714 BlackMac Duggal 20714 Black
Mac Duggal 20714 Sale priceCHF 483
Elizabeth K GL3577 Ice BlueElizabeth K GL3577 Ice Blue
Elizabeth K GL3577 Sale priceCHF 869
Andrea and Leo A1238 Azalea PinkAndrea and Leo A1238 Marigold
Andrea and Leo A1238 Sale priceCHF 172 Regular priceCHF 400
Mac Duggal Evening - 9089D Formal Column Embellished Dress In NeutralMac Duggal Evening - 9089D Formal Column Embellished Dress In Neutral
Mac Duggal 9089D Sale priceCHF 502
Faviana 11025 LilacFaviana 11025 Lilac
Faviana 11025 Sale priceCHF 274
Elizabeth K GL3544 NavyElizabeth K GL3544 Navy
Elizabeth K GL3544 Sale priceCHF 160
Mac Duggal 9229 Slate BlueMac Duggal 9229 Slate Blue
Mac Duggal 9229 Sale priceCHF 402
La Femme 32952 Dark BerryLa Femme 32952 Dark Berry
La Femme 32952 Sale priceCHF 257
Mac Duggal 42154Mac Duggal 42154
Mac Duggal 42154 Sale priceCHF 321
La Femme 32966 IndigoLa Femme 32966 Indigo
La Femme 32966 Sale priceCHF 241
GLS by Gloria GL3007 In PinkGLS by Gloria GL3007 In Pink
GLS by Gloria GL3007 Sale priceCHF 236 Regular priceCHF 471
SCALA 48938 BSCALA 48938 B
SCALA 48938 B Sale priceCHF 329
Portia and Scarlett PS26400CPortia and Scarlett PS26400C
Portia and Scarlett PS26400C Sale priceCHF 654
SCALA 60267 BlackSCALA 60267 Black
SCALA 60267 Sale priceCHF 428
La Femme 32771 BlackLa Femme 32771 Black
La Femme 32771 Sale priceCHF 337
Faviana S10824 PinkFaviana S10824 Pink
Faviana S10824 Sale priceCHF 274
Dancing Queen 4330Dancing Queen 4330
Dancing Queen 4330 Sale priceCHF 219 Regular priceCHF 277
Ladivine CC493Ladivine CC493
Ladivine CC493 Sale priceCHF 217
Elizabeth K GL3541 LilacElizabeth K GL3541 Lilac
Elizabeth K GL3541 Sale priceCHF 694
Andrea and Leo A1326 NavyAndrea and Leo A1326 Navy
Andrea and Leo A1326 Sale priceCHF 242 Regular priceCHF 568
Ladivine CD295 Paris BlueLadivine CD295 Paris Blue
Ladivine CD295 Sale priceCHF 174 Regular priceCHF 289
Dancing Queen 4274Dancing Queen 4274
Dancing Queen 4274 Sale priceCHF 132
SCALA 47551 ASCALA 47551 A
SCALA 47551 A Sale priceCHF 263
SCALA 60211 BlackSCALA 60211 Black
SCALA 60211 Sale priceCHF 487
Ladivine CD49Ladivine CD49
Ladivine CD409 Sale priceCHF 146
Portia and Scarlett PS25266 PinkPortia and Scarlett PS25266 Pink
Portia and Scarlett PS25266 Sale priceCHF 376
La Femme 32789 BlackLa Femme 32789 Black
La Femme 32789 Sale priceCHF 386
Terani Couture 252M5521Terani Couture 252M5521
Terani Couture 252M5521 Sale priceCHF 710
Elizabeth K GL3122Elizabeth K GL3122
Elizabeth K GL3122 Sale priceCHF 217 Regular priceCHF 433
Clarisse 811194 JadeClarisse 811194 Jade
Clarisse 811194 Sale priceCHF 380
SCALA 60264SCALA 60264
SCALA 60264 Sale priceCHF 345
Ladivine KV1139Ladivine KV1139
Ladivine KV1139 Sale priceCHF 404
SCALA 61345 RedSCALA 61345 Red
SCALA 61345 Sale priceCHF 400
SCALA 61307 RedSCALA 61307 Red
SCALA 61307 Sale priceCHF 345
SCALA 60724 Red/SilverSCALA 60724 Red/Silver
SCALA 60724 Sale priceCHF 378
Ieena Duggal 11688 FuchsiaIeena Duggal 11688 Fuchsia
Ieena Duggal 11688 Sale priceCHF 344 Regular priceCHF 570
Ieena Duggal 49648 Powder BlueIeena Duggal 49648 Powder Blue
Ieena Duggal 49648 Sale Sale priceCHF 205 Regular priceCHF 385
Ladivine CH351WLadivine CH351W
Ladivine CH351W Sale priceCHF 154
Jessica Angel 2387 RoyalJessica Angel 2387 Royal
Jessica Angel 2387 Sale priceCHF 502
Ieena Duggal 49675 RoseIeena Duggal 49675 Rose
Ieena Duggal 49675 Sale priceCHF 344
Jessica Angel 2551 RedJessica Angel 2551 Red
Jessica Angel 2551 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!