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Long Formal Party Dresses & Formal Prom Gowns

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Mac Duggal 8042 Brown MultiMac Duggal 8042 Brown Multi
Mac Duggal 8042 Sale price$1,113 CAD
GLS by Gloria GL3131 Baby BlueGLS by Gloria GL3131 Baby Blue
GLS by Gloria GL3131 Sale price$473 CAD Regular price$946 CAD
La Femme 32983 Dark TealLa Femme 32983 Dark Teal
La Femme 32983 Sale price$528 CAD
Mac Duggal 55694 In BlackMac Duggal 55694 In Black
Mac Duggal 55694 Sale price$693 CAD
Jovani 1122 CooperJovani 1122 Cooper
Jovani 1122 Sale price$1,203 CAD
La Femme - 29243 Long Sleeve Plunging V Neck Dress In RedLa Femme - 29243 Long Sleeve Plunging V Neck Dress In Red
La Femme 29243 Sale price$150 CAD Regular price$488 CAD
Jessica Angel 2388 RedJessica Angel 2388 Red
Jessica Angel 2388 Sale price$678 CAD
Elizabeth K GL3570 Blue PinkElizabeth K GL3570 Blue Pink
Elizabeth K GL3570 Sale price$1,243 CAD
SCALA 61336 Royal IrisSCALA 61336 Royal Iris
SCALA 61336 Sale price$738 CAD
GLS by Gloria GL3254 Dark SageGLS by Gloria GL3254 Dark Sage
GLS by Gloria GL3254 Sale price$375 CAD Regular price$749 CAD
Jessica Angel 774 RedJessica Angel 774 Red
Jessica Angel 774 Sale price$617 CAD
Terani Couture 252E5200Terani Couture 252E5200
Terani Couture 252E5200 Sale price$572.08 CAD
Dancing Queen 4338Dancing Queen 4338
Dancing Queen 4338 Sale price$428 CAD
Alyce Paris 61732 Pink/WhiteAlyce Paris 61732 Pink/White
Alyce Paris 61732 Sale price$679 CAD
Ieena Duggal 68347 ChampagneIeena Duggal 68347 Ocean
Ieena Duggal 68347 Sale Sale price$310 CAD Regular price$577 CAD
GLS by Gloria GL3212 Light GreenGLS by Gloria GL3212 Light Green
GLS by Gloria GL3212 Sale price$414 CAD
Faviana 11052Faviana 11052
Faviana 11052 Sale price$472 CAD
Ladivine CD0195 RedLadivine CD0195 Blue
Ladivine CD0195 Sale price$197 CAD Regular price$422 CAD
SCALA 60372SCALA 60372
SCALA 60372 Sale price$710 CAD Regular price$810 CAD
Ladivine T726Ladivine T726
Ladivine T726 Sale price$172.94 CAD
Ieena Duggal 26985 BrickIeena Duggal 26985 Brick
Ieena Duggal 26985 Sale price$310 CAD Regular price$577 CAD
La Femme - 29172 A-Line Metallic Off-Shoulder Dress In PinkLa Femme - 29172 A-Line Metallic Off-Shoulder Dress In Pink
La Femme 29172 Sale price$835 CAD
Mac Duggal 5640 Nude GoldMac Duggal 5640 Paprika
Mac Duggal 5640 Sale price$593 CAD
Portia and Scarlett PS26147Portia and Scarlett PS26147
Portia and Scarlett PS26147 Sale price$1,119 CAD
Portia and Scarlett PS25616E RedPortia and Scarlett PS25616E Red
Portia and Scarlett PS25616E Sale price$567 CAD
Terani Couture 1913M9414Terani Couture 1913M9414
Terani Couture 1913M9414 Sale price$1,207.12 CAD
Portia and Scarlett PS25236 ChampagnePortia and Scarlett PS25236 Champagne
Portia and Scarlett PS25236 Sale price$857 CAD
Portia and Scarlett PS23408 OrangePortia and Scarlett PS23408 Pink
Portia and Scarlett PS23408 Sale price$567 CAD
Elizabeth K GL3609 Light PinkElizabeth K GL3609 Light Pink
Elizabeth K GL3609 Sale price$1,332 CAD
Elizabeth K GL3602 Off WhiteElizabeth K GL3602 Off White
Elizabeth K GL3602 Sale price$1,510 CAD
Elizabeth K GL3148 Lapis BlueElizabeth K GL3148 Lapis Blue
Elizabeth K GL3148 Sale price$374 CAD Regular price$748 CAD
Ellie Wilde EW37030Ellie Wilde EW37030
Ellie Wilde EW37030 Sale price$799 CAD
La Femme 32683 BlackLa Femme 32683 Black
La Femme 32683 Sale price$500 CAD
Elizabeth K GL1974Elizabeth K GL1974
Elizabeth K GL1974 Sale price$790 CAD Regular price$1,579 CAD
Andrea and Leo A1370Andrea and Leo A1370
Andrea and Leo A1370 Sale price$604 CAD
Faviana 11031 HunterFaviana 11031 Hunter
Faviana 11031 Sale price$667 CAD
Ladivine CD0230 RedLadivine CD0230 Sage
Ladivine CD0230 Sale price$342 CAD
Portia and Scarlett PS26143Portia and Scarlett PS26143
Portia and Scarlett PS26143 Sale price$699 CAD
Jessica Angel 2409 GreenJessica Angel 2409 Green
Jessica Angel 2409 Sale price$772 CAD
Elizabeth K GL3531 Off WhiteElizabeth K GL3531 Off White
Elizabeth K GL3531 Sale price$1,376 CAD
Ladivine CC495Ladivine CC495
Ladivine CC495 Sale price$552 CAD
Elizabeth K GL3517 Baby BlushElizabeth K GL3517 Baby Blush
Elizabeth K GL3517 Sale price$1,777 CAD
Alyce Paris 61717 BlackAlyce Paris 61717 Bright Orange
Alyce Paris 61717 Sale price$792 CAD
SCALA 61302 Ivory GreySCALA 61302 Ivory Grey
SCALA 61302 Sale price$767 CAD
La Femme 32644 PinkLa Femme 32644 Pink
La Femme 32644 Sale price$656 CAD
Portia and Scarlett PS25226 PinkPortia and Scarlett PS25226 Pink
Portia and Scarlett PS25226 Sale price$909 CAD
Elizabeth K GL3534 IvoryElizabeth K GL3534 Snow White
Elizabeth K GL3534 Sale price$1,955 CAD
La Femme - 30054 Embroidered Floral Lace A-Line Dress In PurpleLa Femme - 30054 Embroidered Floral Lace A-Line Dress In Purple
La Femme 30054 Sale price$656 CAD Regular price$952 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!