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Long Formal Party Dresses & Formal Prom Gowns

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Elizabeth K GL3586 Rose GoldElizabeth K GL3586 Rose Gold
Elizabeth K GL3586 Sale price$ 6,234
Alyce Paris 61477 EvergladeAlyce Paris 61477 Everglade
Alyce Paris 61477 Sale price$ 9,235
Portia and Scarlett PS23521 in OrangePortia and Scarlett PS23521
Portia and Scarlett PS23521 Sale price$ 7,303
Portia and Scarlett PS26429CPortia and Scarlett PS26429C
Portia and Scarlett PS26429C Sale price$ 16,731
Portia and Scarlett PS25216Portia and Scarlett PS25216
Portia and Scarlett PS25216 Sale price$ 8,372
Faviana 9557 Spring/PinkFaviana 9557 Spring/Pink
Faviana 9557 Sale price$ 7,162
Elizabeth K GL3565 BlackElizabeth K GL3565 Black
Elizabeth K GL3565 Sale price$ 4,032
SCALA 60100 CalypsoSCALA 60100 Calypso
SCALA 60100 A Sale price$ 7,896
GLS by Gloria GL3161 - Asymmetrical Sequined Sheath Gown Special Occasion Dress XS / GreenGLS by Gloria GL3161 - Asymmetrical Sequined Sheath Gown Special Occasion Dress
GLS by Gloria GL3161 Sale price$ 6,582 Regular price$ 13,151
Mac Duggal Evening - 67875D Illusion Jewel Lace Dress In Champagne & GoldMac Duggal Evening - 67875D Illusion Jewel Lace Dress In Champagne & Gold
Mac Duggal 67875D Sale price$ 15,430 Regular price$ 27,357
La Femme 32951 ChampagneLa Femme 32951 Champagne
La Femme 32951 Sale price$ 6,440
SCALA 47551 DSCALA 47551 D
SCALA 47551 D Sale price$ 5,835
Ladivine 7433 BurgundyLadivine_7433 - Yellow
Ladivine 7433 Sale price$ 2,692
Portia and Scarlett PS25329 NudePortia and Scarlett PS25329 Nude
Portia and Scarlett PS25329 Sale price$ 11,708
Ladivine CM8248Ladivine CM8248
Ladivine CM8248 Sale price$ 4,354
Jessica Angel 2578 RedJessica Angel 2578 Red
Jessica Angel 2578 Sale price$ 11,979
Alyce Paris 61376 Black GoldAlyce Paris 61376 Black Gold
Alyce Paris 61376 Sale price$ 3,439
Elizabeth K GL2512Elizabeth K GL2512
Elizabeth K GL2512 Sale price$ 12,970
GLS by Gloria GL3204 Hot PinkGLS by Gloria GL3204 Hot Pink
GLS by Gloria GL3204 Sale price$ 4,380 Regular price$ 8,746
Alyce Paris 61554 Lemon LimeAlyce Paris 61554 Lemon Lime
Alyce Paris 61554 Sale price$ 6,530
Jessica Angel 2438 RoyalJessica Angel 2438 Royal
Jessica Angel 2438 Sale price$ 9,944
Portia and Scarlett PS25304 PinkPortia and Scarlett PS25304 Pink
Portia and Scarlett PS25304 Sale price$ 14,722
Jessica Angel 2558 RedJessica Angel 2558 Red
Jessica Angel 2558 Sale price$ 9,944
Portia and Scarlett PS26237Portia and Scarlett PS26237
Portia and Scarlett PS26237 Sale price$ 14,284
Portia and Scarlett PS25637E BlackPortia and Scarlett PS25637E Black
Portia and Scarlett PS25637E Sale price$ 13,176
Ladivine CD254 Champagne GoldLadivine CD254 Navy
Ladivine CD254 Sale price$ 1,936 Regular price$ 3,748
SCALA 61319 Dusty PinkSCALA 61319 Dusty Pink
SCALA 61319 Sale price$ 10,613
Terani Couture 261P6124Terani Couture 261P6124
Terani Couture 261P6124 Sale price$ 9,474
Mac Duggal 20337 GreenMac Duggal 20337 Green
Mac Duggal 20337 Sale price$ 7,857
Ladivine 7493WCLadivine 7493WC
Ladivine 7493WC Sale price$ 3,659
Portia and Scarlett PS26270Portia and Scarlett PS26270
Portia and Scarlett PS26270 Sale price$ 14,155
SCALA 60365SCALA 60365
SCALA 60365 Sale price$ 8,411
Ellie Wilde EW37014Ellie Wilde EW37014
Ellie Wilde EW37014 Sale price$ 8,746
Alyce Paris 61877 Royal TurquoiseAlyce Paris 61877 Royal Turquoise
Alyce Paris 61877 Sale price$ 6,427 Regular price$ 9,068
Jessica Angel 924 Light PurpleJessica Angel 924 Light Purple
Jessica Angel 924 Sale price$ 8,733
Portia and Scarlett PS25193 LilacPortia and Scarlett PS25193 Lilac
Portia and Scarlett PS25193 Sale price$ 13,382
Andrea and Leo A1107 EmeraldAndrea and Leo A1107 Rose Gold
Andrea and Leo A1107 Sale price$ 4,264 Regular price$ 8,862
Portia and Scarlett PS25634E BlackPortia and Scarlett PS25634E Black
Portia and Scarlett PS25634E Sale price$ 12,816
Ladivine CD729Ladivine CD729
Ladivine CD729 Sale price$ 4,599
Ieena Duggal 49941 Black GoldIeena Duggal 49941 Black Gold
Ieena Duggal 49941 Sale price$ 7,638
Ieena Duggal 27128 CopperIeena Duggal 27128 Copper
Ieena Duggal 27128 Sale price$ 6,067
Faviana S10826 Sea BlueFaviana S10826 Sea Blue
Faviana S10826 Sale price$ 6,080
Terani Couture 252M5316Terani Couture 252M5316
Terani Couture 252M5316 Sale price$ 14,526
La Femme 33033La Femme 33033
La Femme 33033 Sale price$ 5,719
Portia and Scarlett PS26106Portia and Scarlett PS26106
Portia and Scarlett PS26106 Sale price$ 12,996
SCALA 48949 DSCALA 48949 D
SCALA 48949 D Sale price$ 6,943
GLS by Gloria GL3247 Baby BlueGLS by Gloria GL3247 Baby Blue
GLS by Gloria GL3247 Sale price$ 4,856 Regular price$ 9,699
SCALA 60261 Dolphin PearlSCALA 60261 Dolphin Pearl
SCALA 60261 Sale price$ 8,772

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!