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Long Formal Party Dresses & Formal Gowns

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5526 Item

Jessica Angel 2515 CeriseJessica Angel 2515 Cerise
Jessica Angel 2515 Sale price$678 CAD
Terani Couture 1721GL4446Terani Couture 1721GL4446
Terani Couture 1721GL4446 Sale price$2,141.23 CAD
Clarisse 62312Clarisse 62312
Clarisse 62312 Sale price$724 CAD
Cinderella Divine - 7258W Off WhiteLadivine - 7258W Beaded Lace Off Shoulder Chiffon Gown In White
Ladivine 7258W Sale price$266 CAD
LaDivine T740 pale pink draped chiffon mini dress with neck scarf — soft blush front viewAmoris by Ladivine T740 Wedding Guest Mini Dress – Strapless Corset Chiffon
Mac Duggal 11585Mac Duggal 11585
Mac Duggal 11585 Sale price$422 CAD Regular price$577 CAD
Andrea and Leo A1117 Lavendervideowise-widget-6675879ca76a3d00290aacea-7602011209921
Andrea and Leo A1117 Sale price$360 CAD Regular price$801 CAD
Ladivine CDS563 rose gold sweetheart beaded sequin fringe fitted gown with open back — warm blush-metallic head-on front view of the sleek prom and engagement formalLadivine CDS563 rose gold — rear-facing view of the open back and beaded sequin fringe detailing on the sweetheart fitted gown
Andrea & Leo A1482Andrea & Leo A1482
Andrea & Leo A1482 Sale price$604 CAD
Dancing Queen 4328Dancing Queen 4328
Dancing Queen 4328 Sale price$358 CAD
Jessica Angel 2717Jessica Angel 2717
Jessica Angel 2717 Sale price$686 CAD
Mac Duggal 5500 In Neutral and SilverMac Duggal 5500 In Neutral and Silver
Mac Duggal 5500 Sale price$1,048 CAD Regular price$2,078 CAD
Primavera 14108Primavera 14108
Primavera 14108 Sale price$957 CAD
Ladivine CC494 navy off-shoulder sweetheart beaded satin gown — deep-navy head-on front view with crisscross backLadivine CC494 navy — rear-facing view of the crisscross back straps and beaded satin train
Jessica Angel 2594 PurpleJessica Angel 2594 Purple
Jessica Angel 2594 Sale price$552 CAD
La Femme 32830 IndigoLa Femme 32830 Purple
La Femme 32830 Sale price$416 CAD
GLS by Gloria GL3284 IvoryGLS by Gloria GL3284 Ivory
GLS by Gloria GL3284 Sale price$409 CAD Regular price$818 CAD
Ellie Wilde EW37057 Slate prom front view gown with beaded mesh corset bodice, tiered chiffon ruffle skirt, high slit, sweetheart neckline, formal prom gownEllie Wilde EW37057 Slate prom back view gown with crisscross lace-up corset closure, sheer mesh bodice with boning, tiered chiffon skirt, evening gown
Ladivine CC3700 RosegoldLadivine CC3700 Rosegold
Ladivine CC3700 Sale price$413 CAD
Faviana 11473 Light Yellow prom dress front view with tulle skirt, floral lace appliqués, v-neckline, A-line silhouette, formal prom gownFaviana 11473 Light Yellow prom dress back view showing fully open crisscross lace-up back, floral appliqués, evening gown back detail
Ladivine KV1140 greenery off-shoulder sweetheart beaded satin fitted corset gown with high back and high slit — vibrant botanical-green plus-size full length front view of the formal wedding-guest and outdoor evening event dress with trainLadivine KV1140 greenery — rear-facing view of the high-back construction and off-shoulder beaded satin fitted gown in the vibrant botanical-green tone, perfect for garden weddings and formal outdoor events
Portia and Scarlett PS23408 OrangePortia and Scarlett PS23408 Pink
Portia and Scarlett PS23408 Sale price$567 CAD
LaDivine T826W ivory off-white cowl-neck satin fitted gown — full-length front viewLaDivine T826W ivory off-white cowl-neck satin gown with high slit — front view of the draped skirt
GLS by Gloria GL3439 Smoky BlueGLS by Gloria GL3439 Smoky Blue
GLS by Gloria GL3439 Sale price$275 CAD
Ladivine CD687 espresso navy strapless beaded satin corset gown — moody two-tone front view of the fitted formalLadivine CD687 espresso navy — angled detail view showing the two-tone satin bodice and crisscross back construction
Clarisse 811293 Pale LilacClarisse 811293 Pale Mint
Clarisse 811293 Sale price$687 CAD
Clarisse 62148Clarisse 62148
Clarisse 62148 Sale price$773 CAD
Clarisse 62221Clarisse 62221
Clarisse 62221 Sale price$663 CAD
Andrea and Leo A1171 EmeraldAndrea and Leo A1171 Emerald
Andrea and Leo A1171 Sale price$364 CAD Regular price$911 CAD
Terani Couture 252M5503Terani Couture 252M5503
Terani Couture 252M5503 Sale price$833.60 CAD
Ieena Duggal 11767 Black FuchsiaIeena Duggal 11767 Black Fuchsia
Ieena Duggal 11767 Sale price$715 CAD
Primavera 4517Primavera 4517
Primavera 4517 Sale price$787 CAD
Jessica Angel 2601 Dark BlueJessica Angel 2601 Dark Blue
Jessica Angel 2601 Sale price$552 CAD
Sold outAndrea and Leo A1246 Dusty BlueAndrea and Leo A1246 Dusty Blue
Andrea and Leo A1246 Sale price$623 CAD
Ladivine CC0504 silver strapless sweetheart metallic beaded corset gown — ice-silver front view with high slitLadivine CC0504 silver — rear-facing view of the crisscross back and metallic satin train
Ieena Duggal 49088 Black GoldIeena Duggal 49088 Black Gold
Ieena Duggal 49088 Sale price$270 CAD Regular price$547 CAD
Atria 6803HAtria 6803H
Atria 6803H Sale price$673 CAD
Ladivine 7442 Blue floral print A-line gown with V-neckline, bridesmaid gownLadivine 7442 Rose floral print gown with tie straps and high slit, back view evening gown
Ladivine 7442 Sale price$183 CAD
Jessica Angel 2635 Hunter GreenJessica Angel 2635 Hunter Green
Jessica Angel 2635 Sale price$709 CAD
Primavera 4541Primavera 4541
Primavera 4541 Sale price$928 CAD
GLS by Gloria GL3265 BlueGLS by Gloria GL3265 Blue
GLS by Gloria GL3265 Sale price$409 CAD Regular price$818 CAD
Jessica Angel 2509 RedJessica Angel 2509 Red
Jessica Angel 2509 Sale price$678 CAD
Portia and Scarlett PS25236 ChampagnePortia and Scarlett PS25236 Champagne
Portia and Scarlett PS25236 Sale price$857 CAD
Portia and Scarlett PS26410CPortia and Scarlett PS26410C
Portia and Scarlett PS26410C Sale price$1,179 CAD
Ladivine Bridal WL069 off-white nude sleeveless A-line lace corset gown with crisscross back — front-facing viewLadivine WL069 off-white nude A-line bridal gown — rear view showing the crisscross corset back and tulle train
May Queen RQ8162 ChampagneMay Queen RQ8162 Champagne
May Queen RQ8162 Sale price$501 CAD
Ladivine Bridal WL060 off-white nude strapless sweetheart beaded mermaid wedding gown — model shown at the frontBack view of Ladivine WL060 off-white nude beaded mermaid bridal gown — crisscross back and tulle train from behind
Ieena Duggal 26992 Spring GreenIeena Duggal 26992 Spring Green
Ieena Duggal 26992 Sale price$722 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!