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Long Formal Party Dresses & Formal Prom Gowns

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Portia and Scarlett PS26188Portia and Scarlett PS26188
Portia and Scarlett PS26188 Sale priceCHF 521
Alyce Paris 61551 Light PeriwinkleAlyce Paris 61551 Light Periwinkle
Alyce Paris 61551 Sale priceCHF 277
Mac Duggal 24003 BlackMac Duggal 24003 Black
Mac Duggal 24003 Sale priceCHF 485 Regular priceCHF 581
Ieena Duggal 49088 Black GoldIeena Duggal 49088 Black Gold
Ieena Duggal 49088 Sale priceCHF 317
Jovani 07581 RedJovani 07581 Red
Jovani 07581 Sale priceCHF 690
Alyce Paris 61762 RosewoodAlyce Paris 61762 Rosewood
Alyce Paris 61762 Sale priceCHF 425
Ladivine C171Ladivine C171
Ladivine C171 Sale priceCHF 187
Elizabeth K GL3610Elizabeth K GL3610
Elizabeth K GL3610 Sale priceCHF 977
Faviana 11269 SilverFaviana 11269 Silver
Faviana 11269 Sale priceCHF 403
Mac Duggal 49834 CobaltMac Duggal 49834 Black
Mac Duggal 49834 Sale priceCHF 414
Mac Duggal 77023 MidnightMac Duggal 77023 Midnight
Mac Duggal 77023 Sale priceCHF 344
La Femme 32655 BlackLa Femme 32655 Black
La Femme 32655 Sale priceCHF 459
Ladivine CC4019Ladivine CC4019
Ladivine CC4019 Sale priceCHF 177 Regular priceCHF 429
La Femme 32973 Light BlueLa Femme 32973 Light Blue
La Femme 32973 Sale priceCHF 274
Jessica Angel 566 RedJessica Angel 566 Red
Jessica Angel 566 Sale priceCHF 384
Jessica Angel 2541 FuchsiaJessica Angel 2541 Fuchsia
Jessica Angel 2541 Sale priceCHF 775
Mac Duggal - 5533 Floral Long Sleeve Evening Gown In Pink and MulticolorMac Duggal - 5533 Floral Long Sleeve Evening Gown In Pink and Multicolor
Mac Duggal 5533 Sale priceCHF 694 Regular priceCHF 1,719
Atria 6868HAtria 6868H
Atria 6868H Sale priceCHF 398
Elizabeth K GL3522 GreenElizabeth K GL3522 Red
Elizabeth K GL3522 Sale priceCHF 874
Alyce Paris 61716 BlackAlyce Paris 61716 Black
Alyce Paris 61716 Sale priceCHF 260
SCALA 47551 BSCALA 47551 B
SCALA 47551 B Sale priceCHF 263
Jovani 09763 BurgundyJovani 09763 Burgundy Back
Jovani 09763 Sale priceCHF 594 Regular priceCHF 619
Terani Couture 261P6118Terani Couture 261P6118
Terani Couture 261P6118 Sale priceCHF 407
GLS by Gloria GL3154 MagentaGLS by Gloria GL3154 Magenta
GLS by Gloria GL3154 Sale priceCHF 277 Regular priceCHF 554
SCALA 47542 CSCALA 47542 C
SCALA 47542 C Sale priceCHF 355
Dancing Queen 4256Dancing Queen 4256
Dancing Queen 4256 Sale priceCHF 199 Regular priceCHF 257
Ladivine 7450 Smoky BlueLadivine 7450 Smoky Blue
Ladivine 7450 Sale priceCHF 121
GLS by Gloria GL3391 FuchsiaGLS by Gloria GL3391 Fuchsia
GLS by Gloria GL3391 Sale priceCHF 297 Regular priceCHF 594
Portia and Scarlett PS26077Portia and Scarlett PS26077
Portia and Scarlett PS26077 Sale priceCHF 741
Portia and Scarlett PS25231 LilacPortia and Scarlett PS25231 Lilac
Portia and Scarlett PS25231 Sale priceCHF 263
Ieena Duggal 55080 CobaltIeena Duggal 55080 Cobalt
Ieena Duggal 55080 Sale priceCHF 344
Mac Duggal 11775 BlackMac Duggal 11775 Black
Mac Duggal 11775 Sale priceCHF 627
Elizabeth K GL3567 RedElizabeth K GL3567 Red
Elizabeth K GL3567 Sale priceCHF 180
Portia and Scarlett PS26027Portia and Scarlett PS26027
Portia and Scarlett PS26027 Sale priceCHF 1,256
La Femme 32752 MultiLa Femme 32752 Multi
La Femme 32752 Sale priceCHF 322
Jessica Angel 2595 RedJessica Angel 2595 Red
Jessica Angel 2595 Sale priceCHF 502
Ellie Wilde EW37038Ellie Wilde EW37038
Ellie Wilde EW37038 Sale priceCHF 463
Alyce Paris 61681 Rose GoldAlyce Paris 61681 Rose Gold
Alyce Paris 61681 Sale priceCHF 147
Portia and Scarlett PS25312 IvoryPortia and Scarlett PS25312 Ivory
Portia and Scarlett PS25312 Sale priceCHF 338
Portia and Scarlett PS23345 BlackPortia and Scarlett PS23345 Black
Portia and Scarlett PS23345 Sale priceCHF 411
Elizabeth K GL3555Elizabeth K GL3555
Elizabeth K GL3555 Sale priceCHF 771
Faviana S10809 CobaltFaviana S10809 Cobalt
Faviana S10809 Sale priceCHF 257
Leena Duggal 11441 BlackLeena Duggal 11441 Black
leena Duggal 11441 Sale priceCHF 223 Regular priceCHF 418
Primavera 4335Primavera 4335
Primavera 4335 Sale priceCHF 411
Jovani 07014 BlackJovani 07014 Black
Jovani 07014 Sale priceCHF 786 Regular priceCHF 801
Mac Duggal - 49012M Sequined High Slit Long Dress In Silver and GrayMac Duggal - 49012M Sequined High Slit Long Dress In Silver and Gray
Mac Duggal 49012 Sale priceCHF 175 Regular priceCHF 334
Alyce Paris 61887 Purple/MultiAlyce Paris 61887 Purple/Multi
Alyce Paris 61887 Sale priceCHF 289 Regular priceCHF 393
leena Duggal 11642 Shell Pinkleena Duggal 11642 Shell Pink
leena Duggal 11642 Sale priceCHF 347 Regular priceCHF 772

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!