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Long Formal Party Dresses & Formal Prom Gowns

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Andrea And Leo A1303 Smoky BlueAndrea And Leo A1303 Haze Blue
Andrea And Leo A1303 Sale price$ 4,417 Regular price$ 9,193
Jessica Angel 972 Neon PinkJessica Angel 972 Neon Pink
Jessica Angel 972 Sale price$ 10,300
Portia and Scarlett PS25222 CobaltPortia and Scarlett PS25222
Portia and Scarlett PS25222 Sale price$ 7,792
La Femme 31284 BlueLa Femme 31284 Blue
La Femme 31284 Sale price$ 8,899
Andrea and Leo A1227 Blackvideowise-widget-6675879ca76a3d00290aacea-10132441792705
Andrea and Leo A1227 Sale price$ 3,523 Regular price$ 7,405
Dancing Queen 1685Dancing Queen 1685
Dancing Queen 1685 Sale price$ 7,072 Regular price$ 12,195
SCALA 60389SCALA 60389
SCALA 60389 Sale price$ 9,473
Ieena Duggal 56120 Black MultiIeena Duggal 56120 Black Multi
Ieena Duggal 56120 Sale price$ 9,273
Ieena Duggal 49910 GoldIeena Duggal 49910 Gold
Ieena Duggal 49910 Sale price$ 9,273
May Queen MQ186 In PinkMay Queen MQ186 In Pink
May Queen MQ1866 Sale price$ 2,135 Regular price$ 5,177
Clarisse 810411 White BlueClarisse 810411 White Blue
Clarisse 810411 Sale price$ 11,808
Clarisse 810435 Black BlueClarisse 810435 Black Blue
Clarisse 810435 Sale price$ 8,006
Ladivine CDS409C In MauveLadivine CDS409C In Mauve
Ladivine CDS409C Sale price$ 3,269
Ladivine CC2292 RedLadivine CC2292 Red
Ladivine CC2292 Sale price$ 3,122 Regular price$ 6,725
Jovani 05176 RedJovani 05176 Red
Jovani 05176 Sale price$ 18,105 Regular price$ 18,452
Ladivine J881 BlackLadivine J881 Black
Ladivine J881 Sale price$ 5,991
Dancing Queen 4273 In YellowDancing Queen 4273 In Yellow
Dancing Queen 4273 Sale price$ 6,191
Elizabeth K GL3603 Off WhiteElizabeth K GL3603 Off White
Elizabeth K GL3603 Sale price$ 17,171
Ladivine CC4019Ladivine CC4019
Ladivine CC4019 Sale price$ 4,457 Regular price$ 9,873
Mac Duggal 8005 Slate BlueMac Duggal 8005 Slate Blue
Mac Duggal 8005 Sale price$ 14,850
Dancing Queen 4339Dancing Queen 4339
Dancing Queen 4339 Sale price$ 5,524
Portia and Scarlett PS26071Portia and Scarlett PS26071
Portia and Scarlett PS26071 Sale price$ 11,194
Ladivine CC2358 Silver-NudeLadivine CC2358 Black-Nude
Ladivine CC2358 Sale price$ 6,191 Regular price$ 10,340
Portia and Scarlett PS26237Portia and Scarlett PS26237
Portia and Scarlett PS26237 Sale price$ 14,796
La Femme 32760 Dark BerryLa Femme 32760 Black
La Femme 32760 Sale price$ 8,753
La Femme 32691 BronzeLa Femme 32691 Bronze
La Femme 32691 Sale price$ 7,418
Jovani 05511 BlackJovani 05511 Black Back
Jovani 05511 Sale price$ 17,105
Atria 7048HAtria 7048H
Atria 7048H Sale price$ 9,166
Ieena Duggal 26728 GoldIeena Duggal 26728 Gold
Ieena Duggal 26728 Sale price$ 5,511
GLS by Gloria GL3257 ChampagneGLS by Gloria GL3257 Champagne
GLS by Gloria GL3257 Sale price$ 6,378 Regular price$ 12,755
Alyce Paris 61692 Midnight/MultiAlyce Paris 61692 Midnight/Multi
Alyce Paris 61692 Sale price$ 4,590
Alyce Paris 61741 HeatherAlyce Paris 61741 Heather
Alyce Paris 61741 Sale price$ 5,324 Regular price$ 10,647
Mac Duggal - 20389 Feather Adorned Gown In Pink and NeutralMac Duggal - 20389 Feather Adorned Gown In Pink and Neutral
Mac Duggal 20389 Sale price$ 14,850
Portia and Scarlett PS25637E BlackPortia and Scarlett PS25637E Black
Portia and Scarlett PS25637E Sale price$ 13,649
SCALA 61326 RustSCALA 61326 Rust
SCALA 61326 Sale price$ 8,326
Atria 6870HAtria 6870H
Atria 6870H Sale price$ 8,979
Elizabeth K GL3152 BlushElizabeth K GL3152 Blush
Elizabeth K GL3152 Sale price$ 4,363 Regular price$ 8,726
Atria 6742HAtria 6742H
Atria 6742H Sale price$ 9,126
La Femme 32933 BlackLa Femme 32933 Royal Blue
La Femme 32933 Sale price$ 8,126
Mac Duggal 68140Mac Duggal 68140
Mac Duggal 68140 Sale price$ 9,246
Mac Duggal 20757 Black MultiMac Duggal 20757 Black Multi
Mac Duggal 20757 Sale price$ 11,127
Ladivine CD788 EggplantLadivine CD788 Black
Ladivine CD788 Sale price$ 2,229 Regular price$ 4,550
La Femme 32655 BlackLa Femme 32655 Black
La Femme 32655 Sale price$ 10,580
Mac Duggal 49716 SageMac Duggal 49716 Sage
Mac Duggal 49716 Sale price$ 9,273
Terani Couture 1913M9414 In BlueTerani Couture 1913M9414 In Blue
Terani Couture 1913M9414 Sale price$ 16,106
May Queen RQ8125 SageMay Queen RQ8125 Sage
May Queen RQ8125 Sale price$ 7,165
GLS by Gloria GL3454 Baby BlueGLS by Gloria GL3454 Baby Blue
GLS by Gloria GL3454 Sale price$ 5,030 Regular price$ 10,047
Mac Duggal 93744 In Blue and NeutralMac Duggal 93744 In  Neutral
Mac Duggal A93744 Sale price$ 7,298 Regular price$ 12,902

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!