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Long Formal Party Dresses & Formal Prom Gowns

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Ieena Duggal 55680 SapphireIeena Duggal 55680 Sapphire
Ieena Duggal 55680 Sale priceCHF 180 Regular priceCHF 334
Ladivine CDS503 BurgundyLadivine CDS503 Burgundy
Ladivine CDS503 Sale priceCHF 199
Clarisse 811131 Steel BlueClarisse 811131 Steel Blue
Clarisse 811131 Sale priceCHF 380
Ladivine J892Ladivine J892
Ladivine J892 Sale priceCHF 217
Faviana S10870 RoyalFaviana S10870 Royal
Faviana S10870 Sale priceCHF 322
La Femme 33010La Femme 33010
La Femme 33010 Sale priceCHF 222
La Femme - 30317 Embroidered Sheer Lace Sheath Dress In GreenLa Femme - 30317 Embroidered Sheer Lace Sheath Dress In Green
La Femme 30317 Sale priceCHF 306
La Femme 33012 Dark EmeraldLa Femme 33012 Royal Blue
La Femme 33012 Sale priceCHF 257
Portia and Scarlett PS26277Portia and Scarlett PS26277
Portia and Scarlett PS26277 Sale priceCHF 642
Ladivine CD789 Dusty RoseLadivine CD789 Dusty Rose
Ladivine CD789 Sale priceCHF 219
Ieena Duggal 55957 AmethystIeena Duggal 55957 Ocean Blue
Ieena Duggal 55957 Sale priceCHF 344
Portia and Scarlett PS25287Portia and Scarlett PS25287 Plum
Portia and Scarlett PS25287 Sale priceCHF 526
Terani Couture 1921M0727Terani Couture 1921M0727
Terani Couture 1921M0727 Sale priceCHF 419
SCALA 60366SCALA 60366
SCALA 60366 Sale priceCHF 328 Regular priceCHF 386
SCALA 60301 CoralSCALA 60301 Coral
SCALA 60301 Sale priceCHF 427
Terani Couture 252E5159Terani Couture 252E5159
Terani Couture 252E5159 Sale priceCHF 445
Ladivine CD0177 MauveLadivine CD0177 Mauve
Ladivine CD0177 Sale priceCHF 88 Regular priceCHF 151
GLS by Gloria GL3296 SageGLS by Gloria GL3296 Sage
GLS by Gloria GL3296 Sale priceCHF 217 Regular priceCHF 433
Alyce Paris 61748 MultiAlyce Paris 61748 Multi
Alyce Paris 61748 Sale priceCHF 376
Mac Duggal 8052 Antique RoseMac Duggal 8052 Antique Rose
Mac Duggal 8052 Sale Sale priceCHF 361 Regular priceCHF 722
Ladivine T825Ladivine T825
Ladivine T825 Sale priceCHF 87
Mac Duggal 68513 BlackMac Duggal 68513 Black
Mac Duggal 68513 Sale priceCHF 344
SCALA 60403SCALA 60403
SCALA 60403 Sale priceCHF 378
Faviana S10823 RedFaviana S10823 Red
Faviana S10823 Sale priceCHF 386
SCALA 60378SCALA 60378
SCALA 60378 Sale priceCHF 394
Elizabeth K GL3545 IvoryElizabeth K GL3545 Ivory
Elizabeth K GL3545 Sale priceCHF 230
Ladivine J819Ladivine J819 In Pink
Ladivine J819 Sale priceCHF 113 Regular priceCHF 250
La Femme 32964 BlushLa Femme 32964 Blush
La Femme 32964 Sale priceCHF 241
Ladivine CB162CLadivine CB162C
Ladivine CB162C Sale priceCHF 302
Terani Couture 252E5513Terani Couture 252E5513
Terani Couture 252E5513 Sale priceCHF 483
Clarisse 811302  Iridescent PinkClarisse 811302  Iridescent Pink
Clarisse 811302 Sale priceCHF 387
Mac Duggal 20353 PlumMac Duggal 20353 Plum
Mac Duggal 20353 Sale priceCHF 725
Ladivine CB131 ChampagneLadivine CB131 Champagne
Ladivine CB131 Sale priceCHF 142 Regular priceCHF 305
Elizabeth K GL3598 GreenElizabeth K GL3598 Green
Elizabeth K GL3598 Sale priceCHF 152
Dancing Queen 4273 In YellowDancing Queen 4273 In Yellow
Dancing Queen 4273 Sale priceCHF 269
SCALA 60387SCALA 60387
SCALA 60387 Sale priceCHF 444 Regular priceCHF 502
Jessica Angel 2436 RoyalJessica Angel 2436 Royal
Jessica Angel 2436 Sale priceCHF 447
Alyce Paris 61810 Orange/MultiAlyce Paris 61810 Orange/Multi
Alyce Paris 61810 Sale priceCHF 463 Regular priceCHF 484
SCALA 61330 RoyalSCALA 61330 Royal
SCALA 61330 Sale priceCHF 427
Ieena Duggal 26986 Antique GoldIeena Duggal 26986 Antique Gold
Ieena Duggal 26986 Sale priceCHF 312 Regular priceCHF 543
Mac Duggal 11779 BlackMac Duggal 11779 Black
Mac Duggal 11779 Sale priceCHF 626
Portia and Scarlett PS25248 BlackPortia and Scarlett PS25248 Black
Portia and Scarlett PS25248 Sale priceCHF 526
Ladivine 7454 SageLadivine 7454 Sage
Ladivine 7454 Sale priceCHF 109
SCALA 61335 OrangeSCALA 61335 Orange
SCALA 61335 Sale priceCHF 345
Alyce Paris 61512 Neon PinkAlyce Paris 61512 Neon Pink
Alyce Paris 61512 Sale priceCHF 259
Mac Duggal 5497 RoseMac Duggal 5497 Rose
Mac Duggal 5497 Sale priceCHF 556 Regular priceCHF 942
Andrea and Leo A1285 BlueAndrea and Leo A1285 Blue
Andrea and Leo A1285 Sale priceCHF 153 Regular priceCHF 331
Jessica Angel 2559 BlackJessica Angel 2559 Black
Jessica Angel 2559 Sale priceCHF 538

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!