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Long Formal Party Dresses & Formal Prom Gowns

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GLS by Gloria GL3154 MagentaGLS by Gloria GL3154 Magenta
GLS by Gloria GL3154 Sale price$320 USD Regular price$686 USD
Jessica Angel 2375 FuchsiaJessica Angel 2375 Fuchsia
Jessica Angel 2375 Sale price$550 USD
Ladivine CJ937 MochaLadivine CJ937 Dusty Lavender
Ladivine CJ937 Sale price$249 USD
Mac Duggal 48803 BlackMac Duggal 48803 Black
Mac Duggal 48803 Sale price$798 USD
Mac Duggal 70264 SaffronMac Duggal 70264 Saffron
Mac Duggal 70264 Sale price$149 USD Regular price$298 USD
Portia and Scarlett PS25197 Blush White ABPortia and Scarlett PS25197 Blush White AB
Portia and Scarlett PS25197 Sale price$768 USD
La Femme 32845 BlackLa Femme 32845 Black
La Femme 32845 Sale price$378 USD
Alyce Paris 61862 LilacAlyce Paris 61862 Lilac
Alyce Paris 61862 Sale price$598 USD
Ladivine T613Ladivine T613
Ladivine T613 Sale price$135 USD
Mac Duggal 20307 In SilverMac Duggal 20307 In Silver
Mac Duggal 20307 Sale price$398 USD Regular price$796 USD
Clarisse 810538 Forest GreenClarisse 810538 Forest Green
Clarisse 810538 Sale price$338 USD
Andrea and Leo A1260 SageAndrea and Leo A1260 Sage
Andrea and Leo A1260 Sale price$218 USD Regular price$520 USD
Jessica Angel 2389 RedJessica Angel 2389
Jessica Angel 2389 Sale price$490 USD
May Queen LK262 Dusty RoseMay Queen LK262 Dusty Rose
May Queen LK262 Sale price$872 USD
Portia and Scarlett PS26250Portia and Scarlett PS26250
Portia and Scarlett PS26250 Sale price$599 USD
SCALA 61315 Black/SilverSCALA 61315 Black/Silver
SCALA 61315 Sale price$570 USD
Elizabeth K Bridal GL1534Elizabeth K Bridal GL1534
Elizabeth K Bridal GL1534 Sale price$389 USD Regular price$456 USD
GLS by Gloria GL3160 BlackGLS by Gloria GL3160 Black
GLS by Gloria GL3160 Sale price$343 USD Regular price$686 USD
Elizabeth K GL3535 Off WhiteElizabeth K GL3535 Off White
Elizabeth K GL3535 Sale price$1,137 USD
Mac Duggal 93959 Rose GoldMac Duggal 93959 Rose Gold
Mac Duggal 93959 Sale price$498 USD
La Femme 32382 EmeraldLa Femme 32382 Emerald
La Femme 32382 Sale price$398 USD
SCALA 61335 OrangeSCALA 61335 Orange
SCALA 61335 Sale price$460 USD
Jessica Angel 2503 RedJessica Angel 2503 Red
Jessica Angel 2503 Sale price$490 USD
Ieena Duggal 55898 RedIeena Duggal 55898 Red
Ieena Duggal 55898 Sale price$498 USD
Portia and Scarlett PS26006Portia and Scarlett PS26006
Portia and Scarlett PS26006 Sale price$619 USD
Portia and Scarlett PS26286Portia and Scarlett PS26286
Portia and Scarlett PS26286 Sale price$619 USD
Ieena Duggal 26694 YellowIeena Duggal 26694 Yellow
Ieena Duggal 26694 Sale Sale price$199 USD Regular price$398 USD
Mac Duggal 9135 BlackMac Duggal 9135 Black
Mac Duggal 9135 Sale price$598 USD
Clarisse 811107 Light GoldClarisse 811107 Light Gold
Clarisse 811107 Sale price$518 USD
La Femme - 29316 Strappy Back V Neck Fitted Dress In RedLa Femme - 29316 Strappy Back V Neck Fitted Dress In Blue
La Femme 29316 Sale price$70 USD
Atria 6841HAtria 6841H
Atria 6841H Sale price$450 USD
Faviana S10824 PinkFaviana S10824 Pink
Faviana S10824 Sale price$338 USD
Mac Duggal 20714 BlackMac Duggal 20714 Black
Mac Duggal 20714 Sale price$598 USD
La Femme 32829 BlackLa Femme 32829 Black
La Femme 32829 Sale price$358 USD
Ladivine B704 SilverLadivine B704 Silver
Ladivine B704 Sale price$198 USD Regular price$403 USD
SCALA 60267 BlackSCALA 60267 Black
SCALA 60267 Sale price$539 USD
Faviana 11051 AquaFaviana 11051 Aqua
Faviana 11051 Sale price$338 USD
Elizabeth K GL3546 Lilac/BlushElizabeth K GL3546 Lilac/Blush
Elizabeth K GL3546 Sale price$957 USD
Atria 6855HAtria 6855H
Atria 6855H Sale price$430 USD
Sold outMac Duggal 2204 Black MultiMac Duggal 2204 Black Multi
Mac Duggal 2204 Sale price$598 USD
Elizabeth K GL3600 Rose GoldElizabeth K GL3600 Rose Gold
Elizabeth K GL3600 Sale price$173 USD
Elizabeth K GL1944 Baby BlueElizabeth K GL1944 Baby Blue
Elizabeth K GL1944 Sale price$507 USD
May Queen RQ7964 BlackMay Queen RQ7964 Black
May Queen RQ7964 Sale price$176 USD Regular price$245 USD
Mac Duggal 11627 BlackMac Duggal 11627 Black
Mac Duggal 11627 Sale price$1,198 USD
Ladivine CD0240 ChampagneLadivine CD0240 Champagne
Ladivine CD0240 Sale price$298 USD
SCALA 48787 AntiqueSCALA 48787 Antique
SCALA 48787 A Sale price$583 USD
Ladivine CB157 BlackLadivine CB157 Black
Ladivine CB157 Sale price$345 USD
La Femme 33031 Light BlueLa Femme 33031 Light Blue
La Femme 33031 Sale price$418 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!