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Long Formal Party Dresses & Formal Prom Gowns

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La Femme - 29993 Illusioned Jewel Neckline Tea Length Dress In SilverLa Femme - 29993 Illusioned Jewel Neckline Tea Length Dress In Silver
La Femme 29993 Sale price$ 8,529 Regular price$ 10,050
Faviana 11256 RedFaviana 11256 Red
Faviana 11256 Sale price$ 8,903
Sold outMac Duggal 10558 In GreenMac Duggal 10558 In Green
Mac Duggal 10558 Sale price$ 11,118
Mac Duggal 93653 PurpleMac Duggal 93653 Purple
Mac Duggal 93653 Sale price$ 12,987
Elizabeth K GL3522 GreenElizabeth K GL3522 Red
Elizabeth K GL3522 Sale price$ 20,154
La Femme 32943 BlackLa Femme 32943 Black
La Femme 32943 Sale price$ 8,129
Jovani 23890 BlackJovani 23890 Black Back
Jovani 23890 Sale price$ 18,112 Regular price$ 18,459
Clarisse 811224 BlackClarisse 811224 Black
Clarisse 811224 Sale price$ 11,130
Clarisse 811212 CoralClarisse 811212 Coral
Clarisse 811212 Sale price$ 8,234
Andrea and Leo A0890 Dusty BlueAndrea and Leo A0890 Dusty Blue
Andrea and Leo A0890 Sale price$ 8,849
Mac Duggal 20346 TaupeMac Duggal 20346 Taupe
Mac Duggal 20346 Sale price$ 13,988 Regular price$ 24,318
SCALA 48557 Black GoldSCALA 48557 Black Gold
SCALA 48557 A Sale price$ 7,194
Andrea and Leo A1362Andrea and Leo A1362
Andrea and Leo A1362 Sale price$ 6,460 Regular price$ 11,505
Ieena Duggal 68344 Apple GreenIeena Duggal 68344 Apple Green
Ieena Duggal 68344 Sale price$ 4,138 Regular price$ 7,968
Portia and Scarlett PS25309 Light BluePortia and Scarlett PS25309 Light Blue
Portia and Scarlett PS25309 Sale price$ 11,612
Portia and Scarlett PS26106Portia and Scarlett PS26106
Portia and Scarlett PS26106 Sale price$ 13,467
May Queen LK261 Rose GoldMay Queen LK261
May Queen LK261 Sale price$ 12,413
La Femme - 27870 Floral Lace Short Sleeve A-Line Dress In PinkLa Femme - 27870 Floral Lace Short Sleeve A-Line Dress In Pink
La Femme 27870 Sale price$ 8,129 Regular price$ 12,213
SCALA 60373SCALA 60373
SCALA 60373 Sale price$ 9,089 Regular price$ 10,424
Ladivine CD372W Off WhiteLadivine CD372W Off White
Ladivine CD372W Sale price$ 3,924
May Queen MQ1850 In BlackMay Queen MQ1850 In Black
May Queen MQ1850 Sale price$ 3,030 Regular price$ 4,058
Sold outFaviana 11052Faviana 11052
Faviana 11052 Sale price$ 6,674
La Femme - 30044 Beaded Long Sheath Dress In PurpleLa Femme - 30044 Beaded Long Sheath Dress In Purple
La Femme 30044 Sale price$ 12,253
Andrea and Leo A1370Andrea and Leo A1370
Andrea and Leo A1370 Sale price$ 9,036
SCALA 61340 SapphireSCALA 61340 Sapphire
SCALA 61340 Sale price$ 7,568
Faviana E11030 Black/MultiFaviana E11030 Black/Multi
Faviana E11030 Sale price$ 8,342
Sold outAlyce Paris 61975 Black/GoldAlyce Paris 61975 Black/Gold
Alyce Paris 61975 Sale price$ 9,063
May Queen LK265 SageMay Queen LK265 Sage
May Queen LK265 Sale price$ 24,024
La Femme 32555 BronzeLa Femme 32555 Bronze
La Femme 32555 Sale price$ 6,674
Jessica Angel 2559 BlackJessica Angel 2559 Black
Jessica Angel 2559 Sale price$ 12,413
Dancing Queen 4343Dancing Queen 4343
Dancing Queen 4343 Sale price$ 5,713
Ieena Duggal 26151I SilverIeena Duggal 26151I Silver
Ieena Duggal 26151I Sale price$ 7,314
Faviana 11232 Ice PinkFaviana 11232 Ice Pink
Faviana 11232 Sale price$ 8,903
Faviana S10822E BlackFaviana S10822E Black
Faviana S10822E Sale price$ 9,650
La Femme 32932 Dark TealLa Femme 32932 Royal Blue
La Femme 32932 Sale price$ 5,926
Faviana S10870 RoyalFaviana S10870 Royal
Faviana S10870 Sale price$ 7,421
Atria 6854HAtria 6854H
Atria 6854H Sale price$ 9,743
Clarisse 811158 Antique GoldClarisse 811158 Antique Gold
Clarisse 811158 Sale price$ 6,413
GLS by Gloria GL3131 Baby BlueGLS by Gloria GL3131 Baby Blue
GLS by Gloria GL3131 Sale price$ 6,313 Regular price$ 12,626
Elizabeth K GL3614 ChampagneElizabeth K GL3614 Champagne
Elizabeth K GL3614 Sale price$ 6,460
La Femme - 27988 Quarter Sleeve Scoop Appliqued Dress In BlueLa Femme - 27988 Quarter Sleeve Scoop Appliqued Dress In Blue
La Femme 27988 Sale price$ 9,276 Regular price$ 10,704
La Femme 31419 PinkLa Femme 31419 Pink
La Femme 31419 Sale price$ 7,047
Portia and Scarlett PS26065Portia and Scarlett PS26065
Portia and Scarlett PS26065 Sale price$ 15,336
Clarisse 811311Clarisse 811311
Clarisse 811311 Sale price$ 10,137
Clarisse 810974 LilacClarisse 810974 Lilac
Clarisse 810974 Sale price$ 8,676
Jessica Angel 2619 CobaltJessica Angel 2619 Cobalt
Jessica Angel 2619 Sale price$ 11,572
Mac Duggal 9164 In Pink MultiMac Duggal 9164 In Pink Multi
Mac Duggal 9164 Sale price$ 12,987
Andrea and Leo A1334 BlushAndrea and Leo A1334 Blue
Andrea and Leo A1334 Sale price$ 5,753 Regular price$ 12,533

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!