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Long Formal Party Dresses & Formal Prom Gowns

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GLS by Gloria GL3154 MagentaGLS by Gloria GL3154 Magenta
GLS by Gloria GL3154 Sale price$478 CAD Regular price$956 CAD
Jessica Angel 2375 FuchsiaJessica Angel 2375 Fuchsia
Jessica Angel 2375 Sale price$867 CAD
Ladivine CJ937 MochaLadivine CJ937 Dusty Lavender
Ladivine CJ937 Sale price$372 CAD
Mac Duggal 48803 BlackMac Duggal 48803 Black
Mac Duggal 48803 Sale price$1,295 CAD Regular price$1,828 CAD
Mac Duggal 70264 SaffronMac Duggal 70264 Saffron
Mac Duggal 70264 Sale price$302 CAD Regular price$677 CAD
Portia and Scarlett PS25197 Blush White ABPortia and Scarlett PS25197 Blush White AB
Portia and Scarlett PS25197 Sale price$1,000 CAD
La Femme 32845 BlackLa Femme 32845 Black
La Femme 32845 Sale price$528 CAD
Alyce Paris 61862 LilacAlyce Paris 61862 Lilac
Alyce Paris 61862 Sale price$549 CAD Regular price$628 CAD
Ladivine T613Ladivine T613
Ladivine T613 Sale price$200 CAD
Mac Duggal 20307 In SilverMac Duggal 20307 In Silver
Mac Duggal 20307 Sale price$607 CAD Regular price$1,157 CAD
Clarisse 810538 Forest GreenClarisse 810538 Forest Green
Clarisse 810538 Sale price$536 CAD
Andrea and Leo A1260 SageAndrea and Leo A1260 Sage
Andrea and Leo A1260 Sale price$331 CAD Regular price$753 CAD
Jessica Angel 2389 RedJessica Angel 2389
Jessica Angel 2389 Sale price$772 CAD
May Queen LK262 Dusty RoseMay Queen LK262 Dusty Rose
May Queen LK262 Sale price$1,320 CAD
Portia and Scarlett PS26250Portia and Scarlett PS26250
Portia and Scarlett PS26250 Sale price$859 CAD
SCALA 61315 Black/SilverSCALA 61315 Black/Silver
SCALA 61315 Sale price$738 CAD
Elizabeth K Bridal GL1534Elizabeth K Bridal GL1534
Elizabeth K Bridal GL1534 Sale priceFrom $560 CAD
GLS by Gloria GL3160 BlackGLS by Gloria GL3160 Black
GLS by Gloria GL3160 Sale price$511 CAD Regular price$1,021 CAD
Elizabeth K GL3535 Off WhiteElizabeth K GL3535 Off White
Elizabeth K GL3535 Sale price$1,688 CAD
Mac Duggal 93959 Rose GoldMac Duggal 93959 Rose Gold
Mac Duggal 93959 Sale price$695 CAD
La Femme 32382 EmeraldLa Femme 32382 Emerald
La Femme 32382 Sale price$556 CAD
SCALA 61335 OrangeSCALA 61335 Orange
SCALA 61335 Sale price$596 CAD
Jessica Angel 2503 RedJessica Angel 2503 Red
Jessica Angel 2503 Sale price$772 CAD
Ieena Duggal 55898 RedIeena Duggal 55898 Red
Ieena Duggal 55898 Sale price$695 CAD
Portia and Scarlett PS26006Portia and Scarlett PS26006
Portia and Scarlett PS26006 Sale price$819 CAD
Portia and Scarlett PS26286Portia and Scarlett PS26286
Portia and Scarlett PS26286 Sale price$819 CAD
Ieena Duggal 26694 YellowIeena Duggal 26694 Yellow
Ieena Duggal 26694 Sale Sale price$625 CAD Regular price$876 CAD
Mac Duggal 9135 BlackMac Duggal 9135 Black
Mac Duggal 9135 Sale price$834 CAD
Clarisse 811107 Light GoldClarisse 811107 Light Gold
Clarisse 811107 Sale price$802.90 CAD
La Femme - 29316 Strappy Back V Neck Fitted Dress In RedLa Femme - 29316 Strappy Back V Neck Fitted Dress In Blue
La Femme 29316 Sale price$130 CAD
Atria 6841HAtria 6841H
Atria 6841H Sale price$701 CAD
Faviana S10824 PinkFaviana S10824 Pink
Faviana S10824 Sale price$472 CAD
Mac Duggal 20714 BlackMac Duggal 20714 Black
Mac Duggal 20714 Sale price$833 CAD
La Femme 32829 BlackLa Femme 32829 Black
La Femme 32829 Sale price$500 CAD
Ladivine B704 SilverLadivine B704 Silver
Ladivine B704 Sale price$300 CAD Regular price$587 CAD
SCALA 60267 BlackSCALA 60267 Black
SCALA 60267 Sale price$738 CAD
Faviana 11051 AquaFaviana 11051 Aqua
Faviana 11051 Sale price$472 CAD
Elizabeth K GL3546 Lilac/BlushElizabeth K GL3546 Lilac/Blush
Elizabeth K GL3546 Sale price$1,421 CAD
Atria 6855HAtria 6855H
Atria 6855H Sale price$673 CAD
Sold outMac Duggal 2204 Black MultiMac Duggal 2204 Black Multi
Mac Duggal 2204 Sale price$834 CAD
Elizabeth K GL3600 Rose GoldElizabeth K GL3600 Rose Gold
Elizabeth K GL3600 Sale price$262 CAD
Elizabeth K GL1944 Baby BlueElizabeth K GL1944 Baby Blue
Elizabeth K GL1944 Sale price$748 CAD Regular price$1,495 CAD
May Queen RQ7964 BlackMay Queen RQ7964 Black
May Queen RQ7964 Sale price$266 CAD Regular price$371 CAD
Mac Duggal 11627 BlackMac Duggal 11627 Black
Mac Duggal 11627 Sale price$1,673 CAD
Ladivine CD0240 ChampagneLadivine CD0240 Champagne
Ladivine CD0240 Sale price$447 CAD
SCALA 48787 AntiqueSCALA 48787 Antique
SCALA 48787 A Sale price$755 CAD
Ladivine CB157 BlackLadivine CB157 Black
Ladivine CB157 Sale price$518 CAD
La Femme 33031 Light BlueLa Femme 33031 Light Blue
La Femme 33031 Sale price$584 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!