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Long Formal Party Dresses & Formal Prom Gowns

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5425 Item

Atria 7018HAtria 7018H
Atria 7018H Sale price$430 USD
La Femme - 27989 V Neck Trumpet Dress In PinkLa Femme - 27989 V Neck Trumpet Dress In Blue
La Femme 27989 Sale price$470 USD
La Femme 32812 PennyLa Femme 32812 Dark Teal
La Femme 32812 Sale price$298 USD
SCALA 60361SCALA 60361
SCALA 60361 Sale price$548 USD
La Femme - 27916 Scoop Neck Full Sequin Sheath Gown In RedLa Femme - 27916 Scoop Neck Full Sequin Sheath Gown In Red
La Femme 27916 Sale price$378 USD
La Femme - 27949 Quarter Length Sleeve Embroidered Lace A-Line Gown In MauveLa Femme - 27949 Quarter Length Sleeve Embroidered Lace A-Line Gown In Mauve
La Femme 27949 Sale price$598 USD
SCALA 47542 EmeraldSCALA 47542 Emerald
SCALA 47542 A Sale price$350 USD
La Femme 32707 Cloud BlueLa Femme 32707 Cloud Blue
La Femme 32707 Sale price$470 USD
Elizabeth K GL3579 WhiteElizabeth K GL3579 White
Elizabeth K GL3579 Sale price$837 USD
Jessica Angel 2592 Dark Neon PinkJessica Angel 2592 Dark Neon Pink
Jessica Angel 2592 Sale price$450 USD
Mac Duggal 5124 MochaMac Duggal 5124 Mocha
Mac Duggal 5124 Sale price$598 USD
Sold outMac Duggal 65219 BlackMac Duggal 65219 Black
Mac Duggal 65219 Sale price$499 USD Regular price$998 USD
Andrea and Leo A1053 BlueAndrea and Leo A1053 Lilac
Andrea and Leo A1053 Sale priceFrom $387
Dancing Queen 4256Dancing Queen 4256
Dancing Queen 4256 Sale price$227 USD Regular price$293 USD
GLS by Gloria GL3439 Smoky BlueGLS by Gloria GL3439 Smoky Blue
GLS by Gloria GL3439 Sale price$182 USD
SCALA 48710 CSCALA 48710 C
SCALA 48710 C Sale price$548 USD
Ladivine SF209Ladivine SF209
Ladivine SF209 Sale price$450 USD
Clarisse 811289 BlackClarisse 811289 Black
Clarisse 811289 Sale price$398 USD
Andrea and Leo A1206 GreenaryAndrea and Leo A1206 Lavender
Andrea and Leo A1206 Sale price$218 USD Regular price$489 USD
Ieena Duggal 49734 Apple GreenIeena Duggal 49734 Apple Green
Ieena Duggal 49734 Sale price$498 USD
Faviana 11256 RedFaviana 11256 Red
Faviana 11256 Sale price$478 USD
Mac Duggal 10558 In GreenMac Duggal 10558 In Green
Mac Duggal 10558 Sale price$598 USD
Mac Duggal 93653 PurpleMac Duggal 93653 Purple
Mac Duggal 93653 Sale price$698 USD
Elizabeth K GL3522 GreenElizabeth K GL3522 Red
Elizabeth K GL3522 Sale price$1,017 USD
La Femme 32943 BlackLa Femme 32943 Black
La Femme 32943 Sale price$436 USD
Jovani 23890 BlackJovani 23890 Black Back
Jovani 23890 Sale price$900 USD
Clarisse 811224 BlackClarisse 811224 Black
Clarisse 811224 Sale price$538 USD
Clarisse 811212 CoralClarisse 811212 Coral
Clarisse 811212 Sale price$398 USD
Andrea and Leo A0890 Dusty BlueAndrea and Leo A0890 Dusty Blue
Andrea and Leo A0890 Sale price$440 USD
Mac Duggal 20346 TaupeMac Duggal 20346 Taupe
Mac Duggal 20346 Sale price$698 USD
SCALA 48557 Black GoldSCALA 48557 Black Gold
SCALA 48557 A Sale price$416 USD
Andrea and Leo A1362Andrea and Leo A1362
Andrea and Leo A1362 Sale price$319 USD Regular price$589 USD
Ieena Duggal 68344 Apple GreenIeena Duggal 68344 Apple Green
Ieena Duggal 68344 Sale price$199 USD Regular price$398 USD
Portia and Scarlett PS25309 Light BluePortia and Scarlett PS25309 Light Blue
Portia and Scarlett PS25309 Sale price$658 USD
Portia and Scarlett PS26106Portia and Scarlett PS26106
Portia and Scarlett PS26106 Sale price$769 USD
May Queen LK261 Rose GoldMay Queen LK261
May Queen LK261 Sale price$614 USD
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$436 USD
SCALA 60373SCALA 60373
SCALA 60373 Sale price$526 USD
Ladivine CD372W Off WhiteLadivine CD372W Off White
Ladivine CD372W Sale price$198 USD
May Queen MQ1850 In BlackMay Queen MQ1850 In Black
May Queen MQ1850 Sale price$150 USD Regular price$201 USD
Sold outFaviana 11052 Lemon YellowFaviana 11052 Lemon Yellow
Faviana 11052 Sale price$338 USD
La Femme - 30044 Beaded Long Sheath Dress In PurpleLa Femme - 30044 Beaded Long Sheath Dress In Purple
La Femme 30044 Sale price$658 USD
Andrea and Leo A1370Andrea and Leo A1370
Andrea and Leo A1370 Sale price$450 USD
SCALA 61340 SapphireSCALA 61340 Sapphire
SCALA 61340 Sale price$438 USD
Faviana E11030 Black/MultiFaviana E11030 Black/Multi
Faviana E11030 Sale price$448 USD
Sold outAlyce Paris 61975 Black/GoldAlyce Paris 61975 Black/Gold
Alyce Paris 61975 Sale price$646 USD
May Queen LK265 SageMay Queen LK265 Sage
May Queen LK265 Sale price$1,188 USD
La Femme 32555 BronzeLa Femme 32555 Bronze
La Femme 32555 Sale price$358 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!