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Long Formal Party Dresses & Formal Prom Gowns

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Faviana 11222 Ivory FloralFaviana 11222 Ivory Floral
Faviana 11222 Sale priceCHF 386
Jovani 43407 Light BlueJovani 43407 Light Blue
Jovani 43407 Sale priceCHF 594
Jovani 36643 Black/GoldJovani 36643 Black/Gold
Jovani 36643 Sale priceCHF 559
Clarisse 811214 WatermelonClarisse 811214 Watermelon
Clarisse 811214 Sale priceCHF 433
Ladivine C167 ChampagneLadivine C167 Lavender
Ladivine C167 Sale priceCHF 195
PS25158-MauvePS25158-Mauve Bk
Portia and Scarlett PS25158 Sale priceCHF 414
Clarisse 811262 Light PinkClarisse 811262 Light Pink
Clarisse 811262 Sale priceCHF 299
Jovani 43409 Hot-PinkJovani 43409 Hot-Pink
Jovani 43409 Sale priceCHF 437
Jovani 40397 LilacJovani 40397 Lilac
Jovani 40397 Sale priceCHF 602
Ladivine CC8918 BlackLadivine CC8918 Black
Ladivine CC8918 Sale priceCHF 124 Regular priceCHF 264
Clarisse 811254Clarisse 811254
Clarisse 811254 Sale priceCHF 458
Ladivine CDS535 RedLadivine CDS535 Red
Ladivine CDS535 Sale priceCHF 123 Regular priceCHF 259
Ladivine CD804 BlackLadivine CD804 Black
Ladivine CD804 Sale priceCHF 159
Ladivine CZ0028 Silver NudeLadivine CZ0028 Silver Nude
Ladivine CZ0028 Sale priceCHF 429
Ladivine CC0389C Rose GoldLadivine CC0389C Rose Gold
Ladivine CC0389C Sale priceCHF 334
Ladivine CDS534 GoldLadivine CDS534 Rose
Ladivine CDS534 Sale priceCHF 253
Faviana 11202 Light BlueFaviana 11202 Light Blue
Faviana 11202 Sale priceCHF 403
Jovani 43921 GunmetalJovani 43921 Gunmetal
Jovani 43921 Sale priceCHF 672
Portia and Scarlett PS25214 EmeraldPortia and Scarlett PS25214
Portia and Scarlett PS25214 Sale priceCHF 338
Alyce Paris 61863 Light PeriwinkleAlyce Paris 61863 Light Periwinkle
Alyce Paris 61863 Sale priceCHF 327
Ladivine C162 LavenderLadivine C162 Lavender
Ladivine C162 Sale priceCHF 211
Jovani D5054 PinkJovani D5054 Pink
Jovani D5054 Sale priceCHF 434
Jessica Angel 2513 AquaJessica Angel 2513 Aqua
Jessica Angel 2513 Sale priceCHF 356
Jovani 44511 LilacJovani 44511 Lilac
Jovani 44511 Sale priceCHF 487
Ladivine CDS525 Mocha GoldLadivine CDS525 Mocha Gold
Ladivine CDS525 Sale priceCHF 217
Jovani 43795 FuchsiaJovani 43795 Fuchsia
Jovani 43795 Sale priceCHF 428
Jovani 41088 MagentaJovani 41088 Periwinkle
Jovani 41088 Sale priceCHF 655
Portia and Scarlett PS25306Portia and Scarlett PS25306 Hot Pink
Portia and Scarlett PS25306 Sale priceCHF 496
Faviana 11230Faviana 11230
Faviana 11230 Sale priceCHF 404
La Femme 32970 BlackLa Femme 32970 Black
La Femme 32970 Sale priceCHF 380
Ladivine CD381 BlackLadivine CD381 Light Yellow
Ladivine CD381 Sale priceCHF 61 Regular priceCHF 140
Faviana 11215 Light PinkFaviana 11215 Light Pink
Faviana 11215 Sale priceCHF 274
Ladivine CD795 BlueLadivine CD795
Ladivine CD795 Sale priceCHF 177 Regular priceCHF 427
Ladivine CC8868 RoyalLadivine CC8868 Royal
Ladivine CC8868 Sale priceCHF 153
Ladivine SF117 Champagne GoldLadivine SF117 Emerald
Ladivine SF117 Sale priceCHF 302
Portia and Scarlett PS25179Portia and Scarlett PS25179 Hot Pink
Portia and Scarlett PS25179 Sale priceCHF 504
La Femme 30484 Dark BerryLa Femme 30484 Dark Berry
La Femme 30484 Sale priceCHF 241
Portia and Scarlett PS25174Portia and Scarlett PS25174 Pink
Portia and Scarlett PS25174 Sale priceCHF 451
Alyce Paris 61817 GunmetalAlyce Paris 61817 Gunmetal
Alyce Paris 61817 Sale priceCHF 319
Jovani 43932 Black/SilverJovani 43932 Black/Silver
Jovani 43932 Sale priceCHF 690
Alyce Paris 61796 Forest GreenAlyce Paris 61796 Forest Green
Alyce Paris 61796 Sale priceCHF 364
Jovani 40470 EmeraldJovani 40470 Emerald
Jovani 40470 Sale priceCHF 522
Clarisse 811205 EmeraldClarisse 811205 Emerald
Clarisse 811205 Sale priceCHF 422
Portia and Scarlett PS25225 FuchsiaPortia and Scarlett PS25225
Portia and Scarlett PS25225 Sale priceCHF 376
Atria 7101HAtria 7101H
Atria 7101H Sale priceCHF 390
Ladivine CC0881 Silver-NudeLadivine CC0881 Silver-Nude
Ladivine CC0881 Sale priceCHF 219
La Femme 32753 Royal BlueLa Femme 32753 Royal Blue
La Femme 32753 Sale priceCHF 353
Ladivine CDS521 EmeraldLadivine CDS521 Black
Ladivine CDS521 Sale priceCHF 190

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!