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Long Formal Party Dresses & Formal Prom Gowns

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Mac Duggal 42069 BlackMac Duggal 42069 Black
Mac Duggal 42069 Sale priceCHF 316
La Femme 33007 BronzeLa Femme 33007 Bronze
La Femme 33007 Sale priceCHF 306
Faviana 11446Faviana 11446
Faviana 11446 Sale priceCHF 468
Elizabeth K GL3596 BlushElizabeth K GL3596 Blush
Elizabeth K GL3596 Sale priceCHF 848
Ieena Duggal 49902 RedIeena Duggal 49902 Red
Ieena Duggal 49902 Sale priceCHF 414
Jovani 09769 CafeJovani 09769 Cafe
Jovani 09769 Sale priceCHF 522
Jovani 37974 Pink SilverJovani 37974 Pink Silver
Jovani 37974 Sale priceCHF 330
Ladivine CC329Ladivine CC329
Ladivine CC0329 Sale priceCHF 244
La Femme 31205 BlackLa Femme 31205 Black
La Femme 31205 Sale priceCHF 322
Clarisse 810451 BlackClarisse 810451 Black
Clarisse 810451 Sale priceCHF 290
Elizabeth K GL3162 BlackElizabeth K GL3162 Black
Elizabeth K GL3162 Sale priceCHF 236 Regular priceCHF 471
Primavera 4564Primavera 4564
Primavera 4564 Sale priceCHF 500
La Femme - 27993 V Neck Lace A-Line Evening Gown In Silver and GrayLa Femme - 27993 V Neck Lace A-Line Evening Gown In Silver and Gray
La Femme 27993 Sale priceCHF 353 Regular priceCHF 465
Jessica Angel 2570 WhiteJessica Angel 2570 White
Jessica Angel 2570 Sale priceCHF 539
Portia and Scarlett PS26035Portia and Scarlett PS26035
Portia and Scarlett PS26035 Sale priceCHF 826
Jessica Angel 2411 GreenJessica Angel 2411 Green
Jessica Angel 2411 Sale priceCHF 539
Ladivine CD350 Light BlueLadivine CD350 Royal
Ladivine CD350 Sale priceCHF 61 Regular priceCHF 151
La Femme 33519La Femme 33519
La Femme 33519 Sale priceCHF 461
Ieena Duggal 26578 BlueIeena Duggal 26578 Blue
Ieena Duggal 26578 Sale priceCHF 239
Ladivine CD791W Off WhiteLadivine CD791W Off White
Ladivine CD791W Sale priceCHF 176
GLS by Gloria GL3252 Smoky Blue/PeachGLS by Gloria GL3252 Smoky Blue/Peach
GLS by Gloria GL3252 Sale priceCHF 257 Regular priceCHF 514
GLS by Gloria GL3376 OrangeGLS by Gloria GL3376 Orange
GLS by Gloria GL3376 Sale priceCHF 197 Regular priceCHF 393
Andrea and Leo A1314 SilverAndrea and Leo A1314 Silver
Andrea and Leo A1314 Sale priceCHF 735
Ladivine CDS512W Off WhiteLadivine CDS512W - OFF WHITE
Ladivine CDS512W Sale priceCHF 240
Ladivine CD677Ladivine CD677
Ladivine CD677 Sale priceCHF 341
GLS by Gloria GL3382 LilacGLS by Gloria GL3382 Lilac
GLS by Gloria GL3382 Sale priceCHF 257 Regular priceCHF 514
Faviana 11433Faviana 11433
Faviana 11433 Sale priceCHF 403
Jessica Angel 2348 Neon PinkJessica Angel 2348 Neon Pink
Jessica Angel 2348 Sale priceCHF 384
Alyce Paris 61523 Vivid ViolaAlyce Paris 61523 Vivid Viola
Alyce Paris 61523 Sale priceCHF 606
SCALA 61351 GoldSCALA 61351 Gold
SCALA 61351 Sale priceCHF 345
Mac Duggal 68140Mac Duggal 68140
Mac Duggal 68140 Sale priceCHF 402
GLS by Gloria GL3453 Smoky BlueGLS by Gloria GL3453 Smoky Blue
GLS by Gloria GL3453 Sale priceCHF 198 Regular priceCHF 396
Ladivine CD356 RoyalLadivine CD356
Ladivine CD356 Sale priceCHF 106
La Femme - 27956 Beaded Bateau Sheath Long Gown In PurpleLa Femme - 27956 Beaded Bateau Sheath Long Gown In Purple
La Femme 27956 Sale priceCHF 322 Regular priceCHF 465
Mac Duggal - 5502 Sequined V-Neck A-Line Dress In BrownMac Duggal - 5502 Sequined V-Neck A-Line Dress In Brown
Mac Duggal 5502 Sale priceCHF 564
Faviana 11055 FuchsiaFaviana 11055 Fuchsia
Faviana 11055 Sale priceCHF 370
Ladivine CDS507 NavyLadivine CDS507 - Navy
Ladivine CDS507 Sale priceCHF 124 Regular priceCHF 275
GLS by Gloria GL3495 Sage GreenGLS by Gloria GL3495 Sage Green
GLS by Gloria GL3495 Sale priceCHF 358 Regular priceCHF 715
Jovani 09597 NavyJovani 09597 Navy Back
Jovani 09597 Sale priceCHF 672 Regular priceCHF 693
Mac Duggal 11827 White MultiMac Duggal 11827 White Multi
Mac Duggal 11827 Sale priceCHF 556
Mac Duggal 9239 MidnightMac Duggal 9239 Midnight
Mac Duggal 9239 Sale priceCHF 485
Faviana S10847 PurpleFaviana S10847 Purple
Faviana S10847 Sale priceCHF 322
Dancing Queen 4340Dancing Queen 4340
Dancing Queen 4340 Sale priceCHF 248
Ieena Duggal 56073 IndigoIeena Duggal 56073 Indigo
Ieena Duggal 56073 Sale priceCHF 273
Terani Couture 252E5124Terani Couture 252E5124
Terani Couture 252E5124 Sale priceCHF 767
Portia and Scarlett PS26258Portia and Scarlett PS26258
Portia and Scarlett PS26258 Sale priceCHF 677
Clarisse 811160Clarisse 811160
Clarisse 811160 Sale priceCHF 334
Jovani 09749 in BlueJovani 09749 in Blue
Jovani 09749 Sale priceCHF 662

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!