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Long Formal Party Dresses & Formal Gowns

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Ieena Duggal - 26550I One Shoulder Sequin Sheath Dress In Champagne & GoldIeena Duggal - 26550I One Shoulder Sequin Sheath Dress In Champagne & Gold
Ieena Duggal 26550 Sale price$577 CAD
La Femme 32117 MauveLa Femme 32117 Mauve
La Femme 32117 Sale price$751 CAD
La Femme - 29836 V Neck Metallic Evening Dress In Black and GoldLa Femme - 29836 V Neck Metallic Evening Dress In Black and Gold
La Femme 29836 Sale price$360 CAD
La Femme 31988 Dark BerryLa Femme 31988 Dark Berry
La Femme 31988 Sale price$612 CAD
Mayqueen MQ1820 long hunter green sexy fitted prom dress w/open back & high slit. Full length dark green gown is perfect for enagagement/e-shoot dress, wedding reception dress, indowestern gown, formal evening party dress, prom. Plus sizes avail.jpgMayqueen MQ1820 long hunter green sexy fitted prom dress w/open back & high slit. Full length dark green gown is perfect for enagagement/e-shoot dress, wedding reception dress, indowestern gown, formal evening party dress, prom. Plus sizes avail-b.jpg
May Queen MQ1820 Sale price$154 CAD Regular price$248 CAD
Ladivine CH079 NavyLadivine CH079 Navy
Ladivine CH079 Sale price$169 CAD Regular price$304.20 CAD
La Femme 32437 Dark EmeraldLa Femme 32437 Dark Emerald
La Femme 32437 Sale price$835 CAD
La Femme 32447 Light PeriwinkleLa Femme 32447 Light Periwinkle
La Femme 32447 Sale price$779 CAD
La Femme 32344 SageLa Femme 32344 Sage
La Femme 32344 Sale price$835 CAD
La Femme 29653 NavyLa Femme 29653 Navy
La Femme 29653 Sale price$416 CAD
La Femme 32139 Light PeriwinkleLa Femme 32139 Light Periwinkle
La Femme 32139 Sale price$667 CAD
La Femme 32201 Dark EmeraldLa Femme 32201 Dark Emerald
La Femme 32201 Sale price$500 CAD
La Femme 31333 EmeraldLa Femme 31333 Emerald
La Femme 31333 Sale price$416 CAD
La Femme 30334 Dark BerryLa Femme 30334 Dark Berry
La Femme 30334 Sale price$667 CAD
La Femme - 30371 Sequined Colorful Scoop Dress In MultiLa Femme - 30371 Sequined Colorful Scoop Dress In Multi
La Femme 30371 Sale price$388 CAD
La Femme 29831 Rose GoldLa Femme 29831 Rose Gold
La Femme 29831 Sale price$416 CAD
Mac Duggal Cocktail - 30750D Pleated Glitter A-Line Dress In Champagne & GoldMac Duggal Cocktail - 30750D Pleated Glitter A-Line Dress In Champagne & Gold
Mac Duggal 30750 Sale price$693 CAD
Ladivine J844 Lapis BlueLadivine J844 Black and Gold
Ladivine J844 Sale price$172.94 CAD Regular price$352 CAD
Faviana S10669 In BlueFaviana S10669 In Blue
Faviana S10669 Sale price$751 CAD
La Femme 31293 BlackLa Femme 31293 Black
La Femme 31293 Sale price$130 CAD
La Femme 32032 Cloud BlueLa Femme 32032 Cloud Blue
La Femme 32032 Sale price$835 CAD
Faviana S10639 In BlueFaviana S10639 In Blue
Faviana S10639 Sale price$556 CAD
videowise-widget-6675879ca76a3d00290aacea-10036508131521La Femme 32230 Black
La Femme 32230 Sale price$667 CAD
La Femme 32203 SilverLa Femme 32203 Silver
La Femme 32203 Sale price$751 CAD
La Femme 31597 BlackLa Femme 31597 Black
La Femme 31597 Sale price$612 CAD
Elizabeth K GL3045 In RedElizabeth K GL3045 In Red
Elizabeth K GL3045 Sale price$473 CAD Regular price$946 CAD
La Femme 32269 RedLa Femme 32269 Red
La Femme 32269 Sale price$667 CAD
Ladivine CD975 Burgundyvideowise-widget-6675879ca76a3d00290aacea-7459521659073
Ladivine CD975 Sale price$188.06 CAD Regular price$390 CAD
Ladivine CD331 FuchsiaLadivine CD331 Fuchsia
Ladivine CD331 Sale price$264 CAD Regular price$519 CAD
Ladivine - CH182 Allover Sequin One Shoulder Sheath Dress In Champagne and GoldLadivine - CH182 Allover Sequin One Shoulder Sheath Dress In Red
Ladivine CH182 Sale price$270 CAD Regular price$392 CAD
La Femme - 28945 Lace Off Shoulder Trumpet Dress In BlackLa Femme - 28945 Lace Off Shoulder Trumpet Dress In Black
La Femme 28945 Sale price$612 CAD
La Femme 32216 Dark EmeraldLa Femme 32216 Dark Emerald
La Femme 32216 Sale price$695 CAD
GLS by Gloria GL3047 In NeutralGLS by Gloria GL3047 In Neutral
GLS by Gloria GL3047 Sale price$444 CAD Regular price$887 CAD
La Femme - 28543 Lace Bodice High Slit Dress In BlueLa Femme - 28543 Lace Bodice High Slit Dress In Champagne & Gold
La Femme 28543 Sale price$628 CAD
Mac Duggal - 49054I Sleeveless Tiered High Slit A-Line Dress In RedMac Duggal - 49054I Sleeveless Tiered High Slit A-Line Dress In Red
Mac Duggal 49054 Sale price$688 CAD Regular price$1,405 CAD
Dancing Queen 4292 In BlueDancing Queen 4292 In Blue
Dancing Queen 4292 Sale price$343 CAD
La Femme 30584 Royal BlueLa Femme 30584 Royal Blue
La Femme 30584 Sale price$667 CAD
La Femme 32082 Light PeriwinkleLa Femme 32082 Light Periwinkle
La Femme 32082 Sale price$835 CAD
Ladivine CD832 Aqua Bluevideowise-widget-6675879ca76a3d00290aacea-10103833002177
Ladivine CD832 Sale price$231 CAD Regular price$549 CAD
Mayqueen MQ1723 long Blush pink satin dress with v neck, wide straps, & high slit. This long light pink dress is perfect for bridesmaid dresses, summer wedding guest dress, formal evening party dress, prom dress, engagement/e-shoot dress.Plus sizes.jpgMayqueen MQ1723 long Blush pink satin dress with v neck, wide straps, & high slit. This long light pink dress is perfect for bridesmaid dresses, summer wedding guest dress, formal evening party dress, prom dress, engagement/e-shoot dress.Plus sizes-b.jpg
May Queen MQ1723 Sale price$160 CAD Regular price$320 CAD
La Femme 32337 AquaLa Femme 32337 Aqua
La Femme 32337 Sale price$667 CAD
La Femme - 28880 Sequined Deep V Neck Fitted Dress In BlackLa Femme - 28880 Sequined Deep V Neck Fitted Dress In Silver
La Femme 28880 Sale price$581 CAD Regular price$724 CAD
La Femme 30391 Royal BlueLa Femme 30391 Royal Blue
La Femme 30391 Sale price$388 CAD
La Femme 32023 NavyLa Femme 32023 Navy
La Femme 32023 Sale price$891 CAD
La Femme 31411 PurpleLa Femme 31411 Purple
La Femme 31411 Sale price$612 CAD
Faviana S10632 In PinkFaviana S10632 In Pink
Faviana S10632 Sale price$625 CAD
La Femme 30474 Dark BerryLa Femme 30474 Dark Berry
La Femme 30474 Sale price$416 CAD
Dancing Queen 4284 In RedDancing Queen 4284 In Red
Dancing Queen 4284 Sale price$366 CAD

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!