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Long Formal Party Dresses & Formal Prom Gowns

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Ladivine CB165Ladivine CB165
Ladivine CB165 Sale price$325 USD
Faviana E11214Faviana E11214
Faviana E11214 Sale price$394 USD
Andrea and Leo A1379Andrea and Leo A1379
Andrea and Leo A1379 Sale price$198 USD Regular price$480 USD
Clarisse 62252Clarisse 62252
Clarisse 62252 Sale price$438 USD
Faviana 11441Faviana 11441
Faviana 11441 Sale price$438 USD
Ladivine T606Ladivine T606
Ladivine T606 Sale price$100 USD
Clarisse 62292Clarisse 62292
Clarisse 62292 Sale price$460 USD
Ladivine CDS550Ladivine CDS550
Ladivine CDS550 Sale price$216 USD
Clarisse 62316Clarisse 62316
Clarisse 62316 Sale price$438 USD
Clarisse 62180Clarisse 62180
Clarisse 62180 Sale priceFrom $350
Ladivine CD694Ladivine CD694
Ladivine CD694 Sale price$129 USD
Faviana 11225Faviana 11225
Faviana 11225 Sale price$358 USD
Ellie Wilde EW37009Ellie Wilde EW37009
Ellie Wilde EW37009 Sale price$545 USD
Faviana 11216Faviana 11216
Faviana 11216 Sale price$358 USD
Ladivine T604Ladivine T604
Ladivine T604 Sale price$110 USD
Clarisse 62168Clarisse 62168
Clarisse 62168 Sale price$460 USD
Ellie Wilde EW37062Ellie Wilde EW37062
Ellie Wilde EW37062 Sale price$525 USD
Andrea and Leo A1396Andrea and Leo A1396
Andrea and Leo A1396 Sale price$336 USD
Ellie Wilde EW37121Ellie Wilde EW37121
Ellie Wilde EW37121 Sale price$525 USD
Ladivine J888Ladivine J888
Ladivine J888 Sale price$220 USD
Ladivine KV1131Ladivine KV1131
Ladivine KV1131 Sale price$278 USD
Ladivine T608Ladivine T608
Ladivine T608 Sale price$82 USD
Ladivine C170Ladivine C170
Ladivine C170 Sale price$249 USD
Ladivine CD733Ladivine CD733
Ladivine CD733 Sale price$329 USD
Ladivine CA112Ladivine CA112
Ladivine CA112 Sale price$216 USD
Ladivine CDS547Ladivine CDS547
Ladivine CDS547 Sale price$379 USD
Ladivine Y038Ladivine Y038
Ladivine Y038 Sale price$216 USD
Ladivine T712Ladivine T712
Ladivine T712 Sale price$125 USD
Andrea and Leo A1378Andrea and Leo A1378
Andrea and Leo A1378 Sale price$316 USD
Ladivine CB162
Ladivine CB162 Sale price$312 USD
Ladivine KV1132Ladivine KV1132
Ladivine KV1132 Sale price$226 USD
Ellie Wilde EW37118Ellie Wilde EW37118
Ellie Wilde EW37118 Sale price$419 USD
Clarisse 62240Clarisse 62240
Clarisse 62240 Sale priceFrom $378
Ellie Wilde EW37012Ellie Wilde EW37012
Ellie Wilde EW37012 Sale price$525 USD
Faviana 11246Faviana 11246
Faviana 11246 Sale price$438 USD
Clarisse 62172Clarisse 62172
Clarisse 62172 Sale priceFrom $398
Ellie Wilde EW37111Ellie Wilde EW37111
Ellie Wilde EW37111 Sale price$545 USD
Ellie Wilde EW37071Ellie Wilde EW37071
Ellie Wilde EW37071 Sale price$545 USD
Clarisse 62182Clarisse 62182
Clarisse 62182 Sale priceFrom $338
Ladivine T603Ladivine T603
Ladivine T603 Sale price$115 USD
Andrea and Leo MA101Andrea and Leo MA101
Andrea and Leo MA101 Sale price$198 USD Regular price$464 USD
Ladivine C168Ladivine C168
Ladivine C168 Sale price$192 USD
Clarisse 62201Clarisse 62201
Clarisse 62201 Sale priceFrom $330
Clarisse 62286Clarisse 62286
Clarisse 62286 Sale price$407 USD
Andrea and Leo A1362Andrea and Leo A1362
Andrea and Leo A1362 Sale price$290 USD Regular price$589 USD
Mac Duggal 20263 In MultiMac Duggal 20263 In Multi
Mac Duggal 20263 Sale Sale price$398 USD Regular price$796 USD
Ladivine CDS542Ladivine CDS542
Ladivine CDS542 Sale price$278 USD
Ladivine T811Ladivine T811
Ladivine T811 Sale price$100 USD

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!