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Long Formal Party Dresses & Formal Prom Gowns

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Terani Couture 252E5147Terani Couture 252E5147
Terani Couture 252E5147 Sale price10.439 kr
Terani Couture 252M5520Terani Couture 252M5520
Terani Couture 252M5520 Sale price7.795 kr
Terani Couture 252E5144Terani Couture 252E5144
Terani Couture 252E5144 Sale price9.465 kr
Terani Couture 252E5513Terani Couture 252E5513
Terani Couture 252E5513 Sale price7.099 kr
Terani Couture 252E5532Terani Couture 252E5532
Terani Couture 252E5532 Sale price9.326 kr
Terani Couture 252E5546Terani Couture 252E5546
Terani Couture 252E5546 Sale price8.491 kr
Terani Couture 252E5550Terani Couture 252E5550
Terani Couture 252E5550 Sale price7.238 kr
Terani Couture 252GL5225Terani Couture 252GL5225
Terani Couture 252GL5225 Sale price6.821 kr
Sold outEllie Wilde EW36203Ellie Wilde EW36203
Ellie Wilde EW36203 Sale price5.989 kr
May Queen RQ7979 BlueMay Queen RQ7979 Blue
MF79799-MF Sale price2.991 kr
Faviana 11245 RedFaviana 11245 Red
Faviana 11245-MF Sale price5.412 kr
Mac Duggal 2256 Black GoldMac Duggal 2256 Platinum Gold
Mac Duggal 2256-MF Sale price8.342 kr
Terani Couture 261P6193Terani Couture 261P6193
Terani Couture 261P6193 Sale price4.557 kr
A woman in a strapless, beaded, gold mermaid gown with a sweetheart neckline, visible boning, and a midriff cutout. The gown has an open back with crisscross detailing and a horsehair hem.LaDivine J871-Black Gold
MF8791-MF Sale price4.115 kr

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!