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Long Formal Party Dresses & Formal Prom Gowns

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La Femme 31199 PinkLa Femme 31199 Pink
La Femme 31199 Sale price$ 4,637
La Femme 32130 EmeraldLa Femme 32130 Emerald
La Femme 32130 Sale price$ 7,883
Faviana S10675 In BlueFaviana S10675 In Blue
Faviana S10675 Sale price$ 7,883
La Femme 30305 EmeraldLa Femme 30305 Black
La Femme 30305 Sale price$ 5,358
La Femme 32309 Dark EmeraldLa Femme 32309 Dark Emerald
La Femme 32309 Sale price$ 10,034
La Femme 31574 BlueLa Femme 31574 Blue
La Femme 31574 Sale price$ 5,719
Ieena Duggal - 26408I Plunged V-Neck Spaghetti Strap Metallic Gown In Champagne and GoldIeena Duggal - 26408I Plunged V-Neck Spaghetti Strap Metallic Gown In Champagne and Gold
Ieena Duggal 26408 Sale price$ 6,041
La Femme 29627 IndigoLa Femme 29627 Indigo
La Femme 29627 Sale price$ 5,358
Ladivine CD288 RedLadivine CD288 Red
Ladivine CD288 Sale price$ 2,538 Regular price$ 5,719
 Elizabeth K GL3054 In BlackElizabeth K GL3054 In Black
Elizabeth K GL3054 Sale price$ 4,792 Regular price$ 9,570
La Femme 32051 BlackLa Femme 32051 Black
La Femme 32051 Sale price$ 10,755
Ladivine CH123 BlackLadivine CH123 Blue
Ladivine CH123 Sale price$ 2,386 Regular price$ 4,444
Ieena Duggal - 26730 Asymmetric Sequined Evening Dress In SilverIeena Duggal - 26730 Asymmetric Sequined Evening Dress In Silver
Ieena Duggal 26730 Sale price$ 7,123
La Femme 31276 Neon PinkLa Femme 31276 Neon Pink
La Femme 31276 Sale price$ 6,440
La Femme 32236 ChampagneLa Femme 32236 Champagne
La Femme 32236 Sale price$ 14,348
La Femme - 29035 Strappy Lace Sheath Evening Dress In BlueLa Femme - 29035 Strappy Lace Sheath Evening Dress In Blue
La Femme 29035 Sale price$ 7,162
La Femme 32419 Light PeriwinkleLa Femme 32419 Light Periwinkle
La Femme 32419 Sale price$ 8,591
La Femme 32322 Bright GreenLa Femme 32322 Bright Green
La Femme 32322 Sale price$ 8,591
Ladivine CH190 Black EmeraldLadivine CH190 Lapis Blue
Ladivine CH190 Sale price$ 1,507 Regular price$ 2,989
Mac Duggal - 67473M V Neck Floral Multi Color Dress In MultiMac Duggal - 67473M V Neck Floral Multi Color Dress In Multi
Mac Duggal 67473M Sale price$ 11,167
La Femme 31351 PurpleLa Femme 31351 Purple
La Femme 31351 Sale price$ 7,162
La Femme 32232 SilverLa Femme 32232 Silver
La Femme 32232 Sale price$ 12,545
Ladivine CC2164 EmeraldLadivine CC2164 Emerald
Ladivine CC2164 Sale price$ 2,976 Regular price$ 6,917
 La Femme 31421 BlueLa Femme 31421 Blue
La Femme 31421 Sale price$ 8,591
La Femme - 29013 Sleeveless V Neck Fringe Sequin Fitted Evening Gown In Silver & GrayLa Femme - 29013 Sleeveless V Neck Fringe Sequin Fitted Evening Gown In Silver & Gray
La Femme 29013 Sale price$ 7,883
La Femme 32253 Dark BerryLa Femme 32253 Dark Berry
La Femme 32253 Sale price$ 10,755
Faviana 9526 In Green
Faviana 9526 Sale price$ 7,883
Ladivine CH118 Metallic PinkLadivine CH118 Metallic Pink
Ladivine CH118 Sale price$ 2,423 Regular price$ 4,637
La Femme 31390 AquaLa Femme 31390 Aqua
La Femme 31390 Sale price$ 5,358
Ladivine SF009 Fog GreyLadivine SF009 Fog Grey
Ladivine SF009 Sale price$ 4,753
La Femme 28534 EmeraldLa Femme 28534 Dark Berry
La Femme 28534 Sale price$ 5,358
La Femme 30472 Neon PinkLa Femme 30472 Neon Pink
La Femme 30472 Sale price$ 6,440
La Femme 32434 Light PeriwinkleLa Femme 32434 Light Periwinkle
La Femme 32434 Sale price$ 8,089
Ladivine CH135 BlackLadivine CH135 Black
Ladivine CH135 Sale price$ 1,936 Regular price$ 4,019
La Femme 32303 Dark BerryLa Femme 32303 Dark Berry
La Femme 32303 Sale price$ 8,952
Mac Duggal 5220 CopperMac Duggal 5220 Copper
Mac Duggal 5220 Sale price$ 10,729
Ladivine CB087 Rose GoldLadivine CB087 Rose Gold
Ladivine CB087 Sale price$ 2,435 Regular price$ 5,526
La Femme 31601 BlackLa Femme 31601 Black
La Femme 31601 Sale price$ 4,998
Ladivine CD806 BlackLadivine CD806 Black
Ladivine CD806 Sale price$ 2,976 Regular price$ 6,775
La Femme 30641 EmeraldLa Femme 30641 Emerald
La Femme 30641 Sale price$ 5,719
La Femme 32028 Light PeriwinkleLa Femme 32028 Light Periwinkle
La Femme 32028 Sale price$ 10,034
Mac Duggal 93695 In Black MultiMac Duggal 93695 In Black Multi
Mac Duggal 93695 Sale price$ 10,729
La Femme - 28796 Sequined V-Neck High Slit Dress In BlueLa Femme - 28796 Sequined V-Neck High Slit Dress In Burgundy
La Femme 28796 Sale price$ 7,162
La Femme - 30269 Laced Cap Sleeved Mermaid Dress In BlueLa Femme - 30269 Laced Cap Sleeved Mermaid Dress In Blue
La Femme 30269 Sale price$ 8,089 Regular price$ 11,901
La Femme 32135 Dark EmeraldLa Femme 32135 Dark Emerald
La Femme 32135 Sale price$ 8,591
La Femme 31447 AquaLa Femme 31447 Aqua
La Femme 31447 Sale price$ 4,998
La Femme 32293 Light PeriwinkleLa Femme 32293 Light Periwinkle
La Femme 32293 Sale price$ 8,952
La Femme - 28949 Sequin-Adorned Off Shoulder Long Dress In RedLa Femme - 28949 Sequin-Adorned Off Shoulder Long Dress In Blue
La Femme 28949 Sale price$ 7,162 Regular price$ 8,591

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!