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Long Formal Party Dresses & Formal Prom Gowns

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Alyce Paris 61522 Neon PinkAlyce Paris 61522 Neon Pink
Alyce Paris 61522 Sale priceCHF 320
Ladivine CDS554Ladivine CDS554
Ladivine CDS554 Sale priceCHF 219
SCALA 60295 BlackSCALA 60295 Black
SCALA 60295 Sale priceCHF 454
Clarisse 810559 RedClarisse 810559 Red Blue
Clarisse 810559 Sale priceCHF 246 Regular priceCHF 452
Elizabeth K GL3081 RedElizabeth K GL3081 Red
Elizabeth K GL3081 Sale priceCHF 197 Regular priceCHF 393
Ellie Wilde EW37037Ellie Wilde EW37037
Ellie Wilde EW37037 Sale priceCHF 579
SCALA 61407 Gold/OrangeSCALA 61407 Gold/Orange
SCALA 61407 Sale priceCHF 461
Terani Couture 1812M6657Terani Couture 1812M6657
Terani Couture 1812M6657 Sale priceCHF 538
Terani Couture 1911M9339Terani Couture 1911M9339
Terani Couture 1911M9339 Sale priceCHF 553
Portia and Scarlett PS25332 BluePortia and Scarlett PS25332 Blue
Portia and Scarlett PS25332 Sale priceCHF 489
La Femme 33044 LavenderLa Femme 33044 Lavender
La Femme 33044 Sale priceCHF 306
Jovani 22286 in WhiteJovani 22286 in White
Jovani 22286 Sale priceCHF 638
Clarisse 811134 Smoke BlueClarisse 811134 Smoke Blue
Clarisse 811134 Sale priceCHF 422
Ladivine CC2292 RedLadivine CC2292 Red
Ladivine CC2292 Sale priceCHF 124 Regular priceCHF 292
Alyce Paris 27610 In GreyAlyce Paris 27610 In Grey
Alyce Paris 27610 Sale priceCHF 303
Faviana S10807 GreenFaviana S10807 Green
Faviana S10807 Sale priceCHF 290
Elizabeth K GL3527 BlueElizabeth K GL3527 Pink
Elizabeth K GL3527 Sale priceCHF 591
La Femme - 29268 Jersey Off Shoulder Short Dress In RedLa Femme - 29268 Jersey Off Shoulder Short Dress In Red
La Femme 29268 Sale priceCHF 76
Atria 7047HAtria 7047H
Atria 7047H Sale priceCHF 398
SCALA 60222 ASCALA 60222 A
SCALA 60222 A Sale priceCHF 395
GLS by Gloria GL2884 CappuccinoGLS by Gloria GL2884 Cappuccino
GLS by Gloria GL2884 Sale priceCHF 250 Regular priceCHF 499
La Femme 32987 IndigoLa Femme 32987 Indigo
La Femme 32987 Sale priceCHF 290
Ladivine 15705 Burgundy GoldLadivine 15705 Burgundy Gold
Ladivine 15705 Sale priceCHF 645
Leena Duggal 11636 GoldLeena Duggal 11636 Gold
leena Duggal 11636 Sale priceCHF 418
Mac Duggal 67889 Black MultiMac Duggal 67889 Black Multi
Mac Duggal 67889 Sale priceCHF 564
La Femme 32922 IvoryLa Femme 32922 Ivory
La Femme 32922 Sale priceCHF 353
SCALA 61406 Sky/ComboSCALA 61406 Sky/Combo
SCALA 61406 Sale priceCHF 378
GLS by Gloria GL3120 Smoky BlueGLS by Gloria GL3120 Smoky Blue
GLS by Gloria GL3120 Sale priceCHF 296 Regular priceCHF 591
Mac Duggal 49679 Rose GoldMac Duggal 49679 Black Silver
Mac Duggal 49679 Sale priceCHF 414
Ieena Duggal 11767 Black FuchsiaIeena Duggal 11767 Black Fuchsia
Ieena Duggal 11767 Sale priceCHF 414
Mac Duggal 8005 Slate BlueMac Duggal 8005 Slate Blue
Mac Duggal 8005 Sale priceCHF 556
Jovani 09031 PinkJovani 09031 Pink
Jovani 09031 Sale priceCHF 655
Portia and Scarlett PS26046Portia and Scarlett PS26046
Portia and Scarlett PS26046 Sale priceCHF 625
Terani Couture 252E5188Terani Couture 252E5188
Terani Couture 252E5188 Sale priceCHF 549
Clarisse 810807 Black/NudeClarisse 810807 Black/Nude
Clarisse 810807 Sale priceCHF 352
Mac Duggal - 93540D Asymmetric Gold Sequined Slit Gown In GoldMac Duggal - 93540D Asymmetric Gold Sequined Slit Gown In Gold
Mac Duggal 93540 Sale Sale priceCHF 256 Regular priceCHF 502
Jessica Angel 844 RedJessica Angel 844 Red
Jessica Angel 844 Sale priceCHF 325
GLS by Gloria GL3216 MagentaGLS by Gloria GL3216 Magenta
GLS by Gloria GL3216 Sale priceCHF 318 Regular priceCHF 634
Alyce Paris 61798 Fuchsia/BlackAlyce Paris 61798 Fuchsia/Black
Alyce Paris 61798 Sale priceCHF 319
Ladivine CD691Ladivine CD691
Ladivine CD691 Sale priceCHF 109
La Femme 29070 In BlackLa Femme 29070 In Black
La Femme 29070 Sale priceCHF 435
Jessica Angel 2534 Light PinkJessica Angel 2534 Light Pink
Jessica Angel 2534 Sale priceCHF 411
Portia and Scarlett PS25330Portia and Scarlett PS25330 Black
Portia and Scarlett PS25330 Sale priceCHF 567
Ieena Duggal 55704 In BlackIeena Duggal 55704 In Black
Ieena Duggal 55704 Sale priceCHF 209 Regular priceCHF 418
Faviana 11006 WineFaviana 11006 Wine
Faviana 11006 Sale priceCHF 362
Jessica Angel 843 Neon PinkJessica Angel 843 Neon Pink
Jessica Angel 843 Sale priceCHF 447
Faviana 9563 SageFaviana 9563 Sage
Faviana 9563 Sale priceCHF 403
Ladivine CD788 EggplantLadivine CD788 Black
Ladivine CD788 Sale priceCHF 109 Regular priceCHF 198

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!