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Long Formal Party Dresses & Formal Prom Gowns

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La Femme 32052 NudeLa Femme 32052 Nude
La Femme 32052 Sale price$835 CAD
Sold outLa Femme 31971 EmeraldLa Femme 31971 Emerald
La Femme 31971 Sale price$556 CAD
La Femme 32409 Dark EmeraldLa Femme 32409 Dark Emerald
La Femme 32409 Sale price$1,114 CAD
Ieena Duggal 55700 In BronzeIeena Duggal 55700 In Bronze
Ieena Duggal 55700 Sale price$308 CAD
Ladivine CD005 Mistvideowise-widget-6675879ca76a3d00290aacea-10103358488769
Ladivine CD005 Sale price$331 CAD Regular price$647 CAD
Portia and Scarlett PS22122 in BluePortia and Scarlett PS22122 in Blue
Portia and Scarlett PS22122 Sale price$450 CAD Regular price$995 CAD
La Femme 32313 Dark EmeraldLa Femme 32313 Dark Emerald
La Femme 32313 Sale price$891 CAD
La Femme 30523 EmeraldLa Femme 30523 Emerald
La Femme 30523 Sale price$416 CAD
La Femme - 28740 Off Shoulder Metallic Sheath Dress In BlueLa Femme - 28740 Off Shoulder Metallic Sheath Dress In Blue
La Femme 28740 Sale price$305 CAD Regular price$553 CAD
La Femme 28363 Marine BlueLa Femme 28363 White/Gold
La Femme 28363 Sale price$416 CAD
Faviana S10509 In WhiteFaviana S10509 In White
Faviana S10509 Sale price$667 CAD
La Femme - 29438 Draped Slit Sequin Gown In BurgundyLa Femme - 29438 Draped Slit Sequin Gown In Burgundy
La Femme 29438 Sale price$360 CAD
La Femme - 29006 Sleeveless Sequined Sheath Dress In RedLa Femme - 29006 Sleeveless Sequined Sheath Dress In Silver & Gray
La Femme 29006 Sale price$612 CAD
La Femme - 29051 Sequin V Neck Trumpet Gown In SilverLa Femme - 29051 Sequin V Neck Trumpet Gown In Silver
La Femme 29051 Sale price$416 CAD
Ladivine CD846 Black-SilverLadivine CD846 Black-Silver
Ladivine CD846 Sale price$653 CAD
La Femme 32227 LavenderLa Femme 32227 Lavender
La Femme 32227 Sale price$835 CAD
Elizabeth K GL3039 In RedElizabeth K GL3039 In Red
Elizabeth K GL3039 Sale price$367 CAD Regular price$733 CAD
GLS by Gloria GL3000 In GreenGLS by Gloria GL3000 In Green
GLS by Gloria GL3000 Sale price$580 CAD Regular price$1,160 CAD
La Femme - 29611 Scoop Neck Strappy Open Back Floral Lace Gown In RedLa Femme - 29611 Scoop Neck Strappy Open Back Floral Lace Gown In Blue
La Femme 29611 Sale price$130 CAD
La Femme 30495 Cloud Blue La Femme 30495 Cloud Blue
La Femme 30495 Sale price$751 CAD
Ladivine CH167C In BlackLadivine CH167C In Gold
Ladivine CH167C Sale price$165 CAD Regular price$462 CAD
Andrea and Leo A0823 SilverAndrea and Leo A0823 Silver
Andrea and Leo A0823 Sale price$417 CAD Regular price$803 CAD
La Femme 31291 GreenLa Femme 31291 Green
La Femme 31291 Sale price$130 CAD
La Femme 32223 BlueLa Femme 32223 Blue
La Femme 32223 Sale price$807 CAD
Faviana S10658 In BlueFaviana S10658 In Blue
Faviana S10658 Sale price$612 CAD
Ladivine CC6018 Black-NudeLadivine CC6018 Black-Nude
Ladivine CC6018 Sale price$444 CAD
Ladivine C140 EmeraldLadivine C140 Opal Blush
Ladivine C140 Sale price$150.26 CAD Regular price$306 CAD
La Femme 30811 Neon PinkLa Femme 30811 Neon Pink
La Femme 30811 Sale price$388 CAD
Ieena Duggal 26395 BlackIeena Duggal 26395 Black
Ieena Duggal 26395 Sale price$310 CAD Regular price$597 CAD
La Femme - 28640 Sequined Lace High Slit Dress In YellowLa Femme - 28640 Sequined Lace High Slit Dress In Yellow
La Femme 28640 Sale price$150 CAD Regular price$613 CAD
La Femme 32445 Bright GreenLa Femme 32445 Bright Green
La Femme 32445 Sale price$695 CAD
Ladivine CDS448 BlackLadivine CDS448 Black
Ladivine CDS448 Sale price$132.30 CAD Regular price$268 CAD
La Femme 32062 Light PeriwinkleLa Femme 32062 Light Periwinkle
La Femme 32062 Sale price$835 CAD
Mac Duggal - 67835M Taffeta V Neck High Low Gown In PInkMac Duggal - 67835M Taffeta V Neck High Low Gown In PInk
Mac Duggal 67835M Sale price$577 CAD
Ladivine CD873 BlackLadivine CD873 Black
Ladivine CD873 Sale price$117 CAD Regular price$257 CAD
La Femme 32324 Hot FuchsiaLa Femme 32324 Hot Fuchsia
La Femme 32324 Sale price$667 CAD
Ladivine CD332 English Violetvideowise-widget-6675879ca76a3d00290aacea-10102492201153
Ladivine CD332 Sale price$516 CAD
Ieena Duggal 4944 In BlackIeena Duggal 4944 In Black
Ieena Duggal 49441 Sale price$310 CAD Regular price$577 CAD
Mac Duggal - 26281I Sequined Bodice Tiered A-Line Dress In BlackMac Duggal - 26281I Sequined Bodice Tiered A-Line Dress In Black
Mac Duggal 26281I Sale price$722 CAD
La Femme 31125 GreenLa Femme 31125 Green
La Femme 31125 Sale price$695 CAD
La Femme 31980 ChampagneLa Femme 31980 Champagne
La Femme 31980 Sale price$556 CAD
Ieena Duggal 26581 In OrangeIeena Duggal 26581 In Orange
Ieena Duggal 26581 Sale price$455 CAD
La Femme 31632 Royal BlueLa Femme 31632 Royal Blue
La Femme 31632 Sale price$500 CAD
Ladivine OC011 GreenLadivine OC011 Green
Ladivine OC011 Sale price$117 CAD Regular price$225 CAD
La Femme 31965 AquaLa Femme 31965 Aqua
La Femme 31965 Sale price$556 CAD
Ladivine CH165 In PurpleLadivine CH165 In Purple
Ladivine CH165 Sale price$117 CAD Regular price$224 CAD
La Femme 32159 ChampagneLa Femme 32159 Champagne
La Femme 32159 Sale price$472 CAD
La Femme 31218 RedLa Femme 31218 Red
La Femme 31218 Sale price$528 CAD

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!