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Long Formal Party Dresses & Formal Prom Gowns

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5425 Item

La Femme 31699 Royal BlueLa Femme 31699 Royal Blue
La Femme 31699 Sale priceCHF 295
Portia and Scarlett PS22185 in BluePortia and Scarlett PS22185 in Red
Portia and Scarlett PS22185 Sale priceCHF 206 Regular priceCHF 502
Ladivine CD988 RoyalLadivine CD988 Royal
Ladivine CD988 Sale priceCHF 73 Regular priceCHF 165
La Femme 31141 RedLa Femme 31141 Red
La Femme 31141 Sale priceCHF 212
GLS by Gloria GL3002 In GrayGLS by Gloria GL3002 In Gray
GLS by Gloria GL3002 Sale priceCHF 260 Regular priceCHF 519
La Femme 31968 Bright GreenLa Femme 31968 Bright Green
La Femme 31968 Sale priceCHF 492
La Femme 32347 SageLa Femme 32347 Sage
La Femme 32347 Sale priceCHF 524
La Femme 31982 EmeraldLa Femme 31982 Emerald
La Femme 31982 Sale priceCHF 409
La Femme - 30675 Plunging Brocade Floral Trumpet Gown In BlueLa Femme - 30675 Plunging Brocade Floral Trumpet Gown In Blue
La Femme 30675 Sale priceCHF 360
La Femme 31072 in NeutralLa Femme 31072 in Neutral
La Femme 31072 Sale priceCHF 245
La Femme - 30685 Slit Sweetheart Sequined Gown In PinkLa Femme - 30685 Slit Sweetheart Sequined Gown In Pink
La Femme 30685 Sale priceCHF 212
Ladivine CD287 BlueLadivine CD287 Pink
Ladivine CD287 Sale priceCHF 71 Regular priceCHF 154
La Femme 31193 BlueLa Femme 31193 Blue
La Femme 31193 Sale priceCHF 245
La Femme 32084 Light PeriwinkleLa Femme 32084 Light Periwinkle
La Femme 32084 Sale priceCHF 623
Clarisse 800309 PlumClarisse 800309 Plum
Clarisse 800309 Sale priceCHF 465 Regular priceCHF 477
La Femme 31401 PurpleLa Femme 31401 Purple
La Femme 31401 Sale priceCHF 278
La Femme 31510 OrangeLa Femme 31510 Orange
La Femme 31510 Sale priceCHF 327
La Femme - 30441 One Shoulder Lace Gown In GreenLa Femme - 30441 One Shoulder Lace Gown In Green
La Femme 30441 Sale priceCHF 89 Regular priceCHF 306
La Femme 32308 Dark BerryLa Femme 32308 Dark Berry
La Femme 32308 Sale priceCHF 409
Mac Duggal 93739 In NeutralGoldMac Duggal 93739 In NeutralGold
Mac Duggal 93739 Sale priceCHF 408
La Femme 31355 PinkLa Femme 31355 Pink
La Femme 31355 Sale priceCHF 245
La Femme - 29675 Strapless Sequin Gown In PurpleLa Femme - 29675 Strapless Sequin Gown In Purple
La Femme 29675 Sale priceCHF 212
La Femme 32002 Royal BlueLa Femme 32002 Royal Blue
La Femme 32002 Sale priceCHF 573
La Femme 31600 Neon PinkLa Femme 31600 Neon Pink
La Femme 31600 Sale priceCHF 229
Elizabeth K GL3055 In GoldElizabeth K GL3055 In Gold
Elizabeth K GL3055 Sale priceCHF 238 Regular priceCHF 476
Ladivine B8401 RoyalLadivine B8401 Royal
Ladivine B8401 Sale priceCHF 88 Regular priceCHF 152
La Femme 31027 BlackLa Femme 31027 Black
La Femme 31027 Sale priceCHF 245
Dancing Queen 4308 In GreenDancing Queen 4308 In Red
Dancing Queen 4308 Sale priceCHF 252
La Femme 32161 IndigoLa Femme 32161 Indigo
La Femme 32161 Sale priceCHF 278
Ladivine CB096 GreenLadivine CB096 Green
Ladivine CB096 Sale priceCHF 138 Regular priceCHF 297
La Femme 31147 RedLa Femme 31147 Red
La Femme 31147 Sale priceCHF 311
La Femme - 30595 V-Neck Illusion Lace Gown In BlueLa Femme - 30595 V-Neck Illusion Lace Gown In Blue
La Femme 30595 Sale priceCHF 311
La Femme 31374 BlackLa Femme 31374 Green
La Femme 31374 Sale priceCHF 229
Dancing Queen 4341Dancing Queen 4341
Dancing Queen 4341 Sale priceCHF 252
Mac Duggal 77023 MidnightMac Duggal 77023 Midnight
Mac Duggal 77023 Sale priceCHF 409
Elizabeth K GL3549 Baby PinkElizabeth K GL3549 Baby Pink
Elizabeth K GL3549 Sale priceCHF 914
La Femme 32828 Dark TealLa Femme 32828 Purple
La Femme 32828 Sale priceCHF 262
GLS by Gloria GL3459 FuchsiaGLS by Gloria GL3459 Smoky Blue
GLS by Gloria GL3459 Sale priceCHF 162
Atria 6869HAtria 6869H
Atria 6869H Sale priceCHF 413
La Femme - 27842 Scoop Neck Lace Fitted Dress In SilverLa Femme - 27842 Scoop Neck Lace Fitted Dress In Silver
La Femme 27842 Sale priceCHF 311 Regular priceCHF 506
Alyce Paris 61851 Barbie PinkAlyce Paris 61851 Barbie Pink
Alyce Paris 61851 Sale priceCHF 316
Clarisse 810915 Iridescent FuchsiaClarisse 810915 Iridescent Fuchsia
Clarisse 810915 Sale priceCHF 327
La Femme - 27942 Illusion Floral Lace A-Line Dress In BlueLa Femme - 27942 Illusion Floral Lace A-Line Dress In Silver & Gray
La Femme 27942 Sale priceCHF 359 Regular priceCHF 472
Sold outWoman wearing a purple sequin gown with a slit on a white background, branded 'Faviana'.Woman wearing a purple sequin evening gown with a deep back, on a white background with Faviana branding.
Faviana 11412 Sale priceCHF 442
Sold outAndrea and Leo A1348 English VioletAndrea and Leo A1348 English Violet
Andrea and Leo A1348 Sale priceCHF 280
May Queen RQ8145 Ivory NudeMay Queen RQ8145 Ivory Nude
May Queen RQ8145 Sale priceCHF 316
La Femme - 30755 Tulle Embroidered Sweetheart Dress In PinkLa Femme - 30755 Tulle Embroidered Sweetheart Dress In Pink
La Femme 30755 Sale priceCHF 327
La Femme 32528 Dusty BlueLa Femme 32528 Dusty Blue
La Femme 32528 Sale priceCHF 492

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!