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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$ 14,331
GLS by Gloria GL3131 Baby BlueGLS by Gloria GL3131 Baby Blue
GLS by Gloria GL3131 Sale price$ 6,091 Regular price$ 12,181
La Femme 32983 Dark TealLa Femme 32983 Dark Teal
La Femme 32983 Sale price$ 6,799
Mac Duggal 55694 In BlackMac Duggal 55694 In Black
Mac Duggal 55694 Sale price$ 8,923
Jovani 1122 CooperJovani 1122 Cooper
Jovani 1122 Sale price$ 15,490
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$ 1,932 Regular price$ 6,284
Jessica Angel 2388 RedJessica Angel 2388 Red
Jessica Angel 2388 Sale price$ 8,730
Elizabeth K GL3570 Blue PinkElizabeth K GL3570 Blue Pink
Elizabeth K GL3570 Sale price$ 16,005
SCALA 61336 Royal IrisSCALA 61336 Royal Iris
SCALA 61336 Sale price$ 9,503
GLS by Gloria GL3254 Dark SageGLS by Gloria GL3254 Dark Sage
GLS by Gloria GL3254 Sale price$ 4,829 Regular price$ 9,645
Jessica Angel 774 RedJessica Angel 774 Red
Jessica Angel 774 Sale price$ 7,945
Terani Couture 252E5200Terani Couture 252E5200
Terani Couture 252E5200 Sale price$ 7,367
Dancing Queen 4338Dancing Queen 4338
Dancing Queen 4338 Sale price$ 5,511
Alyce Paris 61732 Pink/WhiteAlyce Paris 61732 Pink/White
Alyce Paris 61732 Sale price$ 8,743
Ieena Duggal 68347 ChampagneIeena Duggal 68347 Ocean
Ieena Duggal 68347 Sale Sale price$ 3,992 Regular price$ 7,430
GLS by Gloria GL3212 Light GreenGLS by Gloria GL3212 Light Green
GLS by Gloria GL3212 Sale price$ 5,331
Faviana 11052Faviana 11052
Faviana 11052 Sale price$ 6,078
Ladivine CD0195 RedLadivine CD0195 Blue
Ladivine CD0195 Sale price$ 2,537 Regular price$ 5,434
SCALA 60372SCALA 60372
SCALA 60372 Sale price$ 9,142 Regular price$ 10,430
Ladivine T726Ladivine T726
Ladivine T726 Sale price$ 2,227
Ieena Duggal 26985 BrickIeena Duggal 26985 Brick
Ieena Duggal 26985 Sale price$ 3,992 Regular price$ 7,430
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$ 10,752
Mac Duggal 5640 Nude GoldMac Duggal 5640 Paprika
Mac Duggal 5640 Sale price$ 7,636
Portia and Scarlett PS26147Portia and Scarlett PS26147
Portia and Scarlett PS26147 Sale price$ 14,409
Portia and Scarlett PS25616E RedPortia and Scarlett PS25616E Red
Portia and Scarlett PS25616E Sale price$ 7,301
Terani Couture 1913M9414Terani Couture 1913M9414
Terani Couture 1913M9414 Sale price$ 15,543
Portia and Scarlett PS25236 ChampagnePortia and Scarlett PS25236 Champagne
Portia and Scarlett PS25236 Sale price$ 11,035
Portia and Scarlett PS23408 OrangePortia and Scarlett PS23408 Pink
Portia and Scarlett PS23408 Sale price$ 7,301
Elizabeth K GL3609 Light PinkElizabeth K GL3609 Light Pink
Elizabeth K GL3609 Sale price$ 17,151
Elizabeth K GL3602 Off WhiteElizabeth K GL3602 Off White
Elizabeth K GL3602 Sale price$ 19,443
Elizabeth K GL3148 Lapis BlueElizabeth K GL3148 Lapis Blue
Elizabeth K GL3148 Sale price$ 4,816 Regular price$ 9,632
Ellie Wilde EW37030Ellie Wilde EW37030
Ellie Wilde EW37030 Sale price$ 10,288
La Femme 32683 BlackLa Femme 32683 Black
La Femme 32683 Sale price$ 6,438
Elizabeth K GL1974Elizabeth K GL1974
Elizabeth K GL1974 Sale price$ 10,172 Regular price$ 20,331
Andrea and Leo A1370Andrea and Leo A1370
Andrea and Leo A1370 Sale price$ 7,778
Faviana 11031 HunterFaviana 11031 Hunter
Faviana 11031 Sale price$ 8,589
Ladivine CD0230 RedLadivine CD0230 Sage
Ladivine CD0230 Sale price$ 4,404
Portia and Scarlett PS26143Portia and Scarlett PS26143
Portia and Scarlett PS26143 Sale price$ 9,001
Jessica Angel 2409 GreenJessica Angel 2409 Green
Jessica Angel 2409 Sale price$ 9,941
Elizabeth K GL3531 Off WhiteElizabeth K GL3531 Off White
Elizabeth K GL3531 Sale price$ 17,718
Ladivine CC495Ladivine CC495
Ladivine CC495 Sale price$ 7,108
Elizabeth K GL3517 Baby BlushElizabeth K GL3517 Baby Blush
Elizabeth K GL3517 Sale price$ 22,881
Alyce Paris 61717 BlackAlyce Paris 61717 Bright Orange
Alyce Paris 61717 Sale price$ 10,198
SCALA 61302 Ivory GreySCALA 61302 Ivory Grey
SCALA 61302 Sale price$ 9,876
La Femme 32644 PinkLa Femme 32644 Pink
La Femme 32644 Sale price$ 8,447
Portia and Scarlett PS25226 PinkPortia and Scarlett PS25226 Pink
Portia and Scarlett PS25226 Sale price$ 11,705
Elizabeth K GL3534 IvoryElizabeth K GL3534 Snow White
Elizabeth K GL3534 Sale price$ 25,173
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$ 8,447 Regular price$ 12,258

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!