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Long Formal Party Dresses & Formal Prom Gowns

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Jessica Angel 984 BlackJessica Angel 984 Black
Jessica Angel 984 Sale priceCHF 502
Atria 6802HAtria 6802H
Atria 6802H Sale priceCHF 374
SCALA 61316 RedSCALA 61316 Red
SCALA 61316 Sale priceCHF 411
La Femme - 29993 Illusioned Jewel Neckline Tea Length Dress In SilverLa Femme - 29993 Illusioned Jewel Neckline Tea Length Dress In Silver
La Femme 29993 Sale priceCHF 370 Regular priceCHF 436
Terani Couture 261GL6024Terani Couture 261GL6024
Terani Couture 261GL6024 Sale priceCHF 1,268
Ladivine B708 SilverLadivine B708 Silver
Ladivine B708 Sale priceCHF 288 Regular priceCHF 510
Portia and Scarlett PS23273 GreenPortia and Scarlett PS23273 Gray Silver
Portia and Scarlett PS23273 Sale priceCHF 576
Jovani 24044 GreenJovani 24044 Green
Jovani 24044 Sale priceCHF 690 Regular priceCHF 710
Terani Couture 252M5359Terani Couture 252M5359
Terani Couture 252M5359 Sale priceCHF 587
Ladivine T708Ladivine T708
Ladivine T708 Sale priceCHF 87
Ladivine KV1076videowise-widget-6675879ca76a3d00290aacea-7527809024193
Ladivine KV1076 Sale priceCHF 68 Regular priceCHF 132
SCALA 60384SCALA 60384
SCALA 60384 Sale priceCHF 494
Clarisse 62186Clarisse 62186
Clarisse 62186 Sale priceCHF 419
Atria 6770HAtria 6770H
Atria 6770H Sale priceCHF 374
Ieena Duggal 26728 GoldIeena Duggal 26728 Gold
Ieena Duggal 26728 Sale priceCHF 239
Jovani 23319 White SilverJovani 23319 White Silver
Jovani 23319 Sale priceCHF 559
Mac Duggal 20263 In CinammonMac Duggal 20263 In Cinammon
Mac Duggal 20263 Sale priceCHF 556
La Femme - 27033 Floral Ornate Satin Overlay Gown In BrownLa Femme - 27033 Floral Ornate Satin Overlay Gown In Brown
La Femme 27033 Sale priceCHF 467 Regular priceCHF 530
Primavera 4509Primavera 4509
Primavera 4509 Sale priceCHF 586
Faviana 11077 NavyFaviana 11077 Navy
Faviana 11077 Sale priceCHF 435
Jovani 23963 PurpleJovani 23963 Purple
Jovani 23963 Sale priceCHF 786
Portia and Scarlett PS26089Portia and Scarlett PS26089
Portia and Scarlett PS26089 Sale priceCHF 625
Terani Couture 252GL5225Terani Couture 252GL5225
Terani Couture 252GL5225 Sale priceCHF 464
Portia and Scarlett PS25240Portia and Scarlett PS25240 Emerald
Portia and Scarlett PS25240 Sale priceCHF 301
Primavera 4504Primavera 4504
Primavera 4504 Sale priceCHF 456
Clarisse 810416 BlackClarisse 810416 Black
Clarisse 810416 Sale priceCHF 309
Ieena Duggal 11281 In NeutralIeena Duggal 11281 In Neutral
Ieena Duggal 11281 Sale priceCHF 260 Regular priceCHF 461
Terani Couture 252M5342Terani Couture 252M5342
Terani Couture 252M5342 Sale priceCHF 521
Ladivine CDS559Ladivine CDS559
Ladivine CDS559 Sale priceCHF 217
La Femme 32876 ChampagneLa Femme 32876 Mocha
La Femme 32876 Sale priceCHF 257
Alyce Paris 61511 FuchsiaAlyce Paris 61511 Fuchsia
Alyce Paris 61511 Sale priceCHF 520
Ladivine CC81Ladivine CC81
Ladivine CC0801 Sale priceCHF 372
Ladivine CDS509 EmeraldLadivine CDS509 Emerald
Ladivine CDS509 Sale priceCHF 159
Clarisse 810581 BlackClarisse 810581 Black
Clarisse 810581 Sale priceCHF 493
La Femme 33028 Light BlueLa Femme 33028 Light Blue
La Femme 33028 Sale priceCHF 380
Portia and Scarlett PS25283Portia and Scarlett PS25283
Portia and Scarlett PS25283 Sale priceCHF 323
Jovani 23361 MintJovani 23361 Mint Back
Jovani 23361 Sale priceCHF 960
Ieena Duggal 70100 BlackIeena Duggal 70100 Black
Ieena Duggal 70100 Sale priceCHF 160
Mac Duggal 49827 Black MultiMac Duggal 49827 Black Multi
Mac Duggal 49827 Sale priceCHF 344
La Femme 32845 BlackLa Femme 32845 Black
La Femme 32845 Sale priceCHF 306
Portia and Scarlett PS26071Portia and Scarlett PS26071
Portia and Scarlett PS26071 Sale priceCHF 486
Jessica Angel 2562 RedJessica Angel 2562 Red
Jessica Angel 2562 Sale priceCHF 411
GLS by Gloria GL3384 SilverGLS by Gloria GL3384 Silver
GLS by Gloria GL3384 Sale priceCHF 198 Regular priceCHF 396
GLS by Gloria GL3454 Baby BlueGLS by Gloria GL3454 Baby Blue
GLS by Gloria GL3454 Sale priceCHF 219 Regular priceCHF 436
Portia and Scarlett PS25182Portia and Scarlett PS25182 Purple
Portia and Scarlett PS25182 Sale priceCHF 526
Portia and Scarlett PS22230 in PurplePortia and Scarlett PS22230 in Red
Portia and Scarlett PS22230 Sale priceCHF 180 Regular priceCHF 444
Alyce Paris - 61095 Appliqued Off Shoulder A-Line Gown In SilverAlyce Paris - 61095 Appliqued Off Shoulder A-Line Gown In Silver
Alyce Paris 61095 Sale priceCHF 554
Jessica Angel 548 HunterJessica Angel 548 Hunter
Jessica Angel 548 Sale priceCHF 356

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!