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Long Formal Party Dresses & Formal Gowns

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5526 Item

Andrea & Leo A1495Andrea & Leo A1495
Andrea & Leo A1495 Sale price$470 USD
Portia and Scarlett PS26106Portia and Scarlett PS26106
Portia and Scarlett PS26106 Sale price$769 USD
May Queen MQ1994 GreenMay Queen MQ1994 Green
May Queen MQ1994 Sale price$150 USD
Primavera 4558Primavera 4558
Primavera 4558 Sale price$595 USD
Jessica Angel 2624 YellowJessica Angel 2624 Yellow
Jessica Angel 2624 Sale price$390 USD
Portia and Scarlett PS26094Portia and Scarlett PS26094
Portia and Scarlett PS26094 Sale price$509 USD
Elizabeth K GL3666Elizabeth K GL3666
Elizabeth K GL3666 Sale price$665 USD
Atria 6804HAtria 6804H
Atria 6804H Sale price$440 USD
Dancing Queen 4344Dancing Queen 4344
Dancing Queen 4344 Sale price$259 USD
La Femme - 28026 Cap Sleeve Jersey Long Formal Dress In BlackLa Femme - 28026 Cap Sleeve Jersey Long Formal Dress In Black
La Femme 28026 Sale price$318 USD
Mac Duggal 79357 PurpleMac Duggal 79357 Purple
Mac Duggal 79357 Sale price$1,198 USD
Mac Duggal Evening - 79317D Classy Embellished A-Line Gown In GoldMac Duggal Evening - 79317D Classy Embellished A-Line Gown In Gold
Mac Duggal 79317 Sale price$698 USD
La Femme 29645 In BlackLa Femme 29645 In Black
La Femme 29645 Sale price$398 USD
Leena Duggal 11636 PlumLeena Duggal 11636 Plum
leena Duggal 11636 Sale Sale price$498 USD Regular price$996 USD
May Queen RQ8155 ChampagneMay Queen RQ8155 Champagne
May Queen RQ8155 Sale price$429 USD
Mac Duggal - 93540D Asymmetric Gold Sequined Slit Gown In GoldMac Duggal - 93540D Asymmetric Gold Sequined Slit Gown In Gold
Mac Duggal 93540 Sale Sale price$299 USD Regular price$598 USD
LaDivine T744W ivory off-white strapless sequin-bodice satin fitted gown — full-length front viewLaDivine T744W ivory off-white sequin-bodice satin gown — front view of the ruched fitted skirt
Terani Couture 252E5147Terani Couture 252E5147
Terani Couture 252E5147 Sale price$843.75 USD
Mac Duggal 77023 MidnightMac Duggal 77023 Midnight
Mac Duggal 77023 Sale price$388 USD
Elizabeth K GL3586 Rose GoldElizabeth K GL3586 Rose Gold
Elizabeth K GL3586 Sale price$320 USD
Portia and Scarlett PS22168 in RedPortia and Scarlett PS22168 in Red
Portia and Scarlett PS22168 Sale price$878 USD
May Queen MQ2106 SageMay Queen MQ2106 Sage
May Queen MQ2106 Sale price$264 USD
La Femme 32717 BlackLa Femme 32717 Black
La Femme 32717 Sale price$490 USD
Primavera 4564Primavera 4564
Primavera 4564 Sale price$599 USD
Ladivine CR886 purple one-shoulder satin fitted gown with train — rich violet-purple head-on front view of the floor-length mother-of-the-bride and wedding-guest formalLadivine CR886 purple — rear-facing view of the one-shoulder satin gown showing the single-strap back construction and purple satin train
Portia and Scarlett PS25634E BlackPortia and Scarlett PS25634E Black
Portia and Scarlett PS25634E Sale price$768 USD
Elizabeth K GL1912 Rose GoldElizabeth K GL1912 Rose Gold
Elizabeth K GL1912 Sale price$807 USD
La Femme 32716 CreamLa Femme 32716 Cream
La Femme 32716 Sale price$470 USD
Atria 6870HAtria 6870H
Atria 6870H Sale price$430 USD
La Femme - 30317 Embroidered Sheer Lace Sheath Dress In GreenLa Femme - 30317 Embroidered Sheer Lace Sheath Dress In Green
La Femme 30317 Sale price$378 USD
Clarisse 810735 Powder BlueClarisse 810735 Powder Blue
Clarisse 810735 Sale price$290 USD
Terani Couture 261P6193Terani Couture 261P6193
Terani Couture 261P6193 Sale price$427.50 USD
Portia and Scarlett PS25246 WhitePortia and Scarlett PS25246
Portia and Scarlett PS25246 Sale price$658 USD
La Femme 32961 Cloud BlueLa Femme 32961 Cloud Blue
La Femme 32961 Sale price$470 USD
Ladivine CD210C Metallic BlueLadivine CD210C Metallic Blue
Ladivine CD210C Sale price$299 USD
Clarisse 810475 Hot PinkClarisse 810475
Clarisse 810475 Sale price$458 USD
Jessica Angel 2458 RedJessica Angel 2458 Red
Jessica Angel 2458 Sale price$550 USD
La Femme 32919 BlackLa Femme 32919 Black
La Femme 32919 Sale price$278 USD
Mac Duggal - 10748D Embellished Long Dress In BlackMac Duggal - 10748D Embellished Long Dress In Black
Mac Duggal 10748D Sale price$598 USD
Mac Duggal 55712 In BlackMac Duggal 55712 In Black
Mac Duggal 55712 Sale price$498 USD
Dancing Queen 4320Dancing Queen 4320
Dancing Queen 4320 Sale price$252 USD
May Queen MQ2150 BlackMay Queen MQ2150 Black
May Queen MQ2150 Sale price$202 USD
Mac Duggal Evening - 9089D Formal Column Embellished Dress In NeutralMac Duggal Evening - 9089D Formal Column Embellished Dress In Neutral
Mac Duggal 9089 Sale price$598 USD
Mac Duggal - 49333M Sleeveless High Halter Long A-Line Gown In WhiteMac Duggal - 49333M Sleeveless High Halter Long A-Line Gown In White
Mac Duggal 49333 Sale Sale price$199 USD Regular price$398 USD
Ieena Duggal 26598 NudeIeena Duggal 26598 Nude
Ieena Duggal 26598 Sale Sale price$199 USD
Jessica Angel 2581 BlackJessica Angel 2581 Black
Jessica Angel 2581 Sale price$490 USD
Portia and Scarlett PS25276 Pink
Portia and Scarlett PS25276 Sale price$438 USD
Ellie Wilde EW37044 Rose Gold prom gown front view with beaded illusion corset bodice, strapless sweetheart neckline, ruched satin skirt, high slit, formal prom gownEllie Wilde EW37044 Rose Gold prom gown back view with open crisscross lace-up illusion corset back, sweep train, evening gown

2026 Long Formal Party Dresses & Formal Prom Gowns
Check out our 2026 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!