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Long Formal Party Dresses & Formal Gowns

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5526 Item

Clarisse 810568 Winter BlueClarisse 810568 Winter Blue
Clarisse 810568 Sale price$607 CAD
La Femme 32925 Dark BerryLa Femme 32925 Emerald
La Femme 32925 Sale price$416 CAD
LaDivine T714 soft mint sleeveless sweetheart satin bridesmaid gown — cool minty-green front view with crisscross backLaDivine T714 soft mint — rear-facing view of the crisscross back straps and floor-length satin A-line skirt
Ladivine CD692 rose gold strapless metallic satin fitted corset gown with crisscross back, detachable overskirt and high slit — warm blush-metallic full length front view of the floor-length formal black-tie gala and wedding-reception evening dress with trainLadivine CD692 rose gold — rear-facing view of the crisscross corset back and metallic satin overskirt with train, a show-stopping look for formal evening galas and upscale wedding-guest events
Clarisse 811259 BlackClarisse 811259 Black
Clarisse 811259 Sale price$992 CAD
La Femme 32782 PurpleLa Femme 32782 Purple
La Femme 32782 Sale price$388 CAD
Atria 7018HAtria 7018H
Atria 7018H Sale price$673 CAD
Mac Duggal 23043Mac Duggal 23043
Mac Duggal 23043 Sale price$838 CAD Regular price$1,267 CAD
LaDivine T743 blue satin corset gown — front detail of the plunging halter neckline and boned bodiceAmoris by Ladivine T743 Satin Mermaid Gown – Plunging Halter Lace-Up Back
Jessica Angel 2755Jessica Angel 2755
Jessica Angel 2755 Sale price$770 CAD
Portia and Scarlett PS25608E ChampagnePortia and Scarlett PS25608E Champagne
Portia and Scarlett PS25608E Sale price$1,280 CAD
Clarisse 811178Clarisse 811178
Clarisse 811178 Sale price$778 CAD
Ieena Duggal 49539 In PurpleIeena Duggal 49539 In Purple
Ieena Duggal 49539 Sale price$598 CAD Regular price$1,020 CAD
GLS by Gloria GL3266 Smoky BlueGLS by Gloria GL3266 Smoky Blue
GLS by Gloria GL3266 Sale price$342 CAD Regular price$684 CAD
Mac Duggal 5453 Forest GreenMac Duggal 5453 Forest Green
Mac Duggal 5453 Sale price$715 CAD
Ladivine CDS565 royal blue strapless sweetheart beaded satin corset gown — straight-on view of the fitted formal silhouetteLadivine CDS565 royal blue — lace-up corset closure and satin train photographed from behind
La Femme - 29021 Embroidered High Slit A-Line Dress In RedLa Femme - 29021 Embroidered High Slit A-Line Dress In Red
La Femme 29021 Sale price$656 CAD
Ieena Duggal - 26537I Asymmetric One Shoulder Metallic Gown With Slit In Champagne and GoldIeena Duggal - 26537I Asymmetric One Shoulder Metallic Gown With Slit In Champagne and Gold
Ieena Duggal 26537 Sale price$577 CAD
May Queen MQ1939 BlackMay Queen MQ1939 Black
May Queen MQ1939 Sale price$224 CAD Regular price$448 CAD
Portia and Scarlett PS26021Portia and Scarlett PS26021
Portia and Scarlett PS26021 Sale price$819 CAD
La Femme - 28053 V Neck Lace A-Line Gown In NeutralLa Femme - 28053 V Neck Lace A-Line Gown In Blue
La Femme 28053 Sale price$779 CAD Regular price$915 CAD
Primavera 4594Primavera 4594
Primavera 4594 Sale price$511 CAD
Mac Duggal 50664 NavyMac Duggal 50664 Navy
Mac Duggal 50664 Sale Sale price$597 CAD
GLS by Gloria GL3219 TurquoiseGLS by Gloria GL3219 Turquoise
GLS by Gloria GL3219 Sale price$340 CAD Regular price$679 CAD
La Femme 32529 BlackLa Femme 32529 Black
La Femme 32529 Sale price$528 CAD
May Queen MQ2103 SilverMay Queen MQ2103 Silver
May Queen MQ2103 Sale price$195 CAD Regular price$348 CAD
Elizabeth K GL3705Elizabeth K GL3705
Elizabeth K GL3705 Sale price$692 CAD
LaDivine T748 sage green one-shoulder satin fitted gown — full-length front viewAmoris by Ladivine T748 Satin Evening Gown – One Shoulder Ruched Mermaid
Portia and Scarlett PS25247 BlushPortia and Scarlett PS25247 Blush
Portia and Scarlett PS25247 Sale price$909 CAD
Mac Duggal 49964Mac Duggal 49964
Mac Duggal 49964 Sale price$447 CAD
May Queen MQ2186May Queen MQ2186
May Queen MQ2186 Sale price$270 CAD
 Elizabeth K GL3146 BurgundyElizabeth K GL3146 Burgundy
Elizabeth K GL3146 Sale price$394 CAD Regular price$787 CAD
Andrea and Leo A1341 RedAndrea and Leo A1341 Blush
Andrea and Leo A1341 Sale price$264 CAD Regular price$629 CAD
Ladivine Bridal C159W off-white off-shoulder sweetheart lace appliqué chiffon tulle A-line wedding gown with high slit and train — secondary editorial angle of the plus-size sweet-16, debut and engagement bridal formalLadivine Bridal C159W off-white — rear-facing plus-size view of the off-shoulder lace appliqué chiffon A-line wedding gown showing the back and tulle train with high slit
La Femme 32721 PeriwinkleLa Femme 32721 Periwinkle
La Femme 32721 Sale price$695 CAD
LaDivine T724 black strapless sequin pageant gown — straight-on front view of the fitted silhouetteBack view of LaDivine T724 sage sequin formal gown — crisscross back detail and high slit visible from behind
Ladivine 7454 Sage Green one-shoulder satin gown with draped sash and high slit, prom gownLadivine 7454 Sage Green satin gown with one-shoulder drape, back view evening gown
Ladivine 7454 Sale price$189 CAD
Clarisse 62210Clarisse 62210
Clarisse 62210 Sale price$743 CAD
Elizabeth K GL3546 Lilac/BlushElizabeth K GL3546 Lilac/Blush
Elizabeth K GL3546 Sale price$1,421 CAD
Mac Duggal 79365 In PinkMac Duggal 79365 In Pink
Mac Duggal 79365 Sale price$973 CAD
Mac Duggal 68431 Antique RoseMac Duggal 68431 Antique Rose
Mac Duggal 68431 Sale price$552 CAD Regular price$593 CAD
Elizabeth K GL3556 SilverElizabeth K GL3556 Silver
Elizabeth K GL3556 Sale price$400 CAD
Ladivine J871 Gold fully beaded mermaid gown with sweetheart neckline, prom gownLadivine J871 Black Gold beaded mermaid gown with open back, back view pageant gown
Ladivine J871 Sale price$333 CAD
La Femme 32646 Royal BlueLa Femme 32646 Royal Blue
La Femme 32646 Sale price$656 CAD
Portia and Scarlett PS26188Portia and Scarlett PS26188
Portia and Scarlett PS26188 Sale price$899 CAD
Portia and Scarlett PS25193 LilacPortia and Scarlett PS25193 Lilac
Portia and Scarlett PS25193 Sale price$1,039 CAD
Clarisse 62190Clarisse 62190
Clarisse 62190 Sale price$651 CAD
Terani Couture 252E5164Terani Couture 252E5164
Terani Couture 252E5164 Sale price$637.46 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!