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Long Formal Party Dresses & Formal Prom Gowns

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1757 Item

La Femme 32031 Light PinkLa Femme 32031 Light Pink
La Femme 32031 Sale price$598 USD
La Femme 32286 CoralLa Femme 32286 Coral
La Femme 32286 Sale price$558 USD
Ladivine CDS483 FuchsiaLadivine CDS483 Fuchsia
Ladivine CDS483 Sale price$110 USD Regular price$262 USD
La Femme 31965 AquaLa Femme 31965 Aqua
La Femme 31965 Sale price$398 USD
La Femme 32435 NudeLa Femme 32435 Nude
La Femme 32435 Sale price$478 USD
Ladivine OC011 GreenLadivine OC011 Green
Ladivine OC011 Sale price$75 USD Regular price$155 USD
La Femme 32408 ChampagneLa Femme 32408 Champagne
La Femme 32408 Sale price$538 USD
La Femme 32189 BlackLa Femme 32189 Black
La Femme 32189 Sale price$798 USD
La Femme 32227 LavenderLa Femme 32227 Lavender
La Femme 32227 Sale price$598 USD
La Femme 31437 Light PeriwinkleLa Femme 31437 Light Periwinkle
La Femme 31437 Sale price$338 USD
La Femme 32150 Neon PinkLa Femme 32150 Neon Pink
La Femme 32150 Sale price$598 USD
La Femme 32223 BlueLa Femme 32223 Blue
La Femme 32223 Sale price$578 USD
La Femme 32200 Lavender/Gray La Femme 32200 Lavender/Gray
La Femme 32200 Sale price$598 USD
La Femme 32262 Bright GreenLa Femme 32262 Bright Green
La Femme 32262 Sale price$378 USD
Ladivine CC6018 Black-NudeLadivine CC6018 Black-Nude
Ladivine CC6018 Sale price$298 USD
Ladivine CB099s Bluevideowise-widget-6675879ca76a3d00290aacea-7527822753985
Ladivine CB099 Sale price$154 USD Regular price$382 USD
La Femme 32220 BlackLa Femme 32220 Black
La Femme 32220 Sale price$378 USD
Ladivine CB139 Hot PinkLadivine CB139 Royal
Ladivine CB139 Sale price$176 USD Regular price$431 USD
La Femme 32445 Bright GreenLa Femme 32445 Bright Green
La Femme 32445 Sale price$498 USD
Ladivine CD332 English Violetvideowise-widget-6675879ca76a3d00290aacea-10102492201153
Ladivine CD332 Sale price$380 USD
La Femme 32311 BlackLa Femme 32311 Black
La Femme 32311 Sale price$448 USD
La Femme 32420 Dark BerryLa Femme 32420 Dark Berry
La Femme 32420 Sale price$498 USD
La Femme 32159 ChampagneLa Femme 32159 Champagne
La Femme 32159 Sale price$338 USD
Sold outLa Femme 31701 Royal BlueLa Femme 31701 Royal Blue
La Femme 31701 Sale price$478 USD
La Femme 30696 Neon PinkLa Femme 30696 Neon Pink
La Femme 30696 Sale price$358 USD
La Femme 31125 GreenLa Femme 31125 Green
La Femme 31125 Sale price$498 USD
Ladivine CD269 MagentaLadivine CD269
Ladivine CD269 Sale price$132 USD Regular price$312 USD
La Femme 31916 NavyLa Femme 31916 Navy
La Femme 31916 Sale price$498 USD
Ladivine CDS423C Deep EmeraldLadivine CDS423C Deep Emerald
Ladivine CDS423C Sale price$250 USD
Ladivine CDS482 ChampagneLadivine CDS482 Champagne
Ladivine CDS482 Sale price$350 USD
Ladivine CD995 BlueLadivine CD995 Lavender
Ladivine CD995 Sale price$152 USD Regular price$360 USD
GLS by Gloria GL3024 In GreenGLS by Gloria GL3024 In Green
GLS by Gloria GL3024 Sale price$274 USD Regular price$502 USD
La Femme 31151 Dark BerryLa Femme 31151 Dark Berry
La Femme 31151 Sale price$318 USD
Ladivine C155 FuchsiaLadivine C155 Fuchsia
Ladivine C155 Sale price$132 USD Regular price$274 USD
La Femme 32215 Light BlueLa Femme 32215 Light Blue
La Femme 32215 Sale price$678 USD
Ladivine J847 Dark LavenderLadivine J847 Lapis Blue
Ladivine J847 Sale price$75 USD Regular price$161 USD
Ladivine CD873 BlackLadivine CD873 Black
Ladivine CD873 Sale price$76 USD Regular price$179 USD
La Femme 32278 Royal BlueLa Femme 32278 Royal Blue
La Femme 32278 Sale price$698 USD
Mac Duggal 68175 In PinkMac Duggal 68175 In Pink
Mac Duggal 68175 Sale price$598 USD
La Femme 31344 PurpleLa Femme 31344 Purple
La Femme 31344 Sale price$598 USD
Faviana S10658 In BlueFaviana S10658 In Blue
Faviana S10658 Sale price$438 USD
Andrea and Leo A0823 SilverAndrea and Leo A0823 Silver
Andrea and Leo A0823 Sale price$275 USD Regular price$551 USD
La Femme 31581 Blue and PurpleLa Femme 31581 Blue and Purple
La Femme 31581 Sale price$498 USD
Ladivine CB146 OrangeLadivine CB146 Orange
Ladivine CB146 Sale price$75 USD Regular price$171 USD
La Femme 30720 Dark BerryLa Femme 30720 Dark Berry
La Femme 30720 Sale price$358 USD
La Femme 30472 Neon PinkLa Femme 30472 Neon Pink
La Femme 30472 Sale price$358 USD
La Femme 32130 EmeraldLa Femme 32130 Emerald
La Femme 32130 Sale price$438 USD
La Femme 31996 LavenderLa Femme 31996 Lavender
La Femme 31996 Sale price$598 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!