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Long Formal Party Dresses & Formal Prom Gowns

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5607 Item

May Queen MQ2138 RedMay Queen MQ2138 Red
May Queen MQ2138 Sale priceCHF 157
Mac Duggal 68513 BlackMac Duggal 68513 Black
Mac Duggal 68513 Sale priceCHF 408
GLS by Gloria GL3256 ChampagneGLS by Gloria GL3256 Champagne
GLS by Gloria GL3256 Sale priceCHF 261 Regular priceCHF 521
Alyce Paris 61716 BlackAlyce Paris 61716 Black
Alyce Paris 61716 Sale priceCHF 263
Portia and Scarlett PS25330Portia and Scarlett PS25330 Black
Portia and Scarlett PS25330 Sale priceCHF 575
Jessica Angel 2550 EmeraldJessica Angel 2550 Emerald
Jessica Angel 2550 Sale priceCHF 453
GLS by Gloria GL3436 PurpleGLS by Gloria GL3436 Purple
GLS by Gloria GL3436 Sale priceCHF 181 Regular priceCHF 361
Andrea and Leo A1117 Lavendervideowise-widget-6675879ca76a3d00290aacea-7602011209921
Andrea and Leo A1117 Sale priceCHF 214 Regular priceCHF 436
Mac Duggal 68431 Antique RoseMac Duggal 68431 Antique Rose
Mac Duggal 68431 Sale priceCHF 408
Alyce Paris 61666 BubblegumAlyce Paris 61666 Bubblegum
Alyce Paris 61666 Sale priceCHF 377
Mac Duggal 67852 BlueMac Duggal 67852 Blue
Mac Duggal 67852 Sale priceCHF 440
GLS by Gloria GL3252 Smoky Blue/PeachGLS by Gloria GL3252 Smoky Blue/Peach
GLS by Gloria GL3252 Sale priceCHF 261 Regular priceCHF 521
GLS by Gloria GL3007 In PinkGLS by Gloria GL3007 In Pink
GLS by Gloria GL3007 Sale priceCHF 239 Regular priceCHF 477
GLS by Gloria GL3410 LilacGLS by Gloria GL3410 Lilac
GLS by Gloria GL3410 Sale priceCHF 281 Regular priceCHF 561
Alyce Paris 61723 RaspberryAlyce Paris 61723 Raspberry
Alyce Paris 61723 Sale priceCHF 377
SCALA 48965 Banana MultiSCALA 48965 Banana Multi
SCALA 48965 Sale priceCHF 410
Jessica Angel 2633 RedJessica Angel 2633 Red
Jessica Angel 2633 Sale priceCHF 398
Jessica Angel 2621 TurquoiseJessica Angel 2621 Turquoise
Jessica Angel 2621 Sale priceCHF 361
Ladivine CB105 BlueLadivine CB105 Blue
Ladivine CB105 Sale priceCHF 176 Regular priceCHF 341
Ladivine CB149 MauveLadivine CB149 Mauve
Ladivine CB149 Sale priceCHF 283
SCALA 61322 Rust SilverSCALA 61322 Rust Silver
SCALA 61322 Sale priceCHF 367
Elizabeth K GL3125 EmeraldElizabeth K GL3125 Emerald
Elizabeth K GL3125 Sale priceCHF 197 Regular priceCHF 393
Alyce Paris 61923 Light SageAlyce Paris 61923 Light Sage
Alyce Paris 61923 Sale priceCHF 249
Ladivine CA112Ladivine CA112
Ladivine CA112 Sale priceCHF 198
Alyce Paris 61669 Blue RadianceAlyce Paris 61669 Blue Radiance
Alyce Paris 61669 Sale priceCHF 386
Faviana 11040Faviana 11040
Faviana 11040 Sale priceCHF 310
May Queen LK171 PurpleMay Queen LK171 Purple
May Queen LK171 Sale priceCHF 288 Regular priceCHF 315
Ieena Duggal 56035 PurpleIeena Duggal 56035 Purple
Ieena Duggal 56035 Sale priceCHF 326
Portia and Scarlett PS25196 BluePortia and Scarlett PS25196 Blue
Portia and Scarlett PS25196 Sale priceCHF 457
SCALA 61312 Bright EmeraldSCALA 61312 Bright Emerald
SCALA 61312 Sale priceCHF 450
Elizabeth K GL3560 Rose GoldElizabeth K GL3560 Rose Gold
Elizabeth K GL3560 Sale priceCHF 220
Alyce Paris 61703 BlackAlyce Paris 61703 Black
Alyce Paris 61703 Sale priceCHF 315
Andrea and Leo A1289 ChampagneAndrea and Leo A1289 Champagne
Andrea and Leo A1289 Sale priceCHF 232
Clarisse 810814 BlushClarisse 810814
Clarisse 810814 Sale priceCHF 456
La Femme - 29164 Lace And Tulle A Line Long Evening Dress In GrayLa Femme - 29164 Lace And Tulle A Line Long Evening Dress In Gray
La Femme 29164 Sale priceCHF 474
Ladivine 7435WLadivine 7435W
Ladivine 7435W Sale priceCHF 154
May Queen RQ8161 BlackMay Queen RQ8161 Black
May Queen RQ8161 Sale priceCHF 247 Regular priceCHF 323
Ladivine T707Ladivine T707
Ladivine T707 Sale priceCHF 104
Portia and Scarlett PS26400CPortia and Scarlett PS26400C
Portia and Scarlett PS26400C Sale priceCHF 663
Portia and Scarlett PS26043Portia and Scarlett PS26043
Portia and Scarlett PS26043 Sale priceCHF 528
Dancing Queen 4295ADancing Queen 4295A
Dancing Queen 4295A Sale priceCHF 134 Regular priceCHF 192
Jessica Angel 2625 RedJessica Angel 2625 Red
Jessica Angel 2625 Sale priceCHF 416
Alyce Paris 61687 Black/MultiAlyce Paris 61687 Black/Multi
Alyce Paris 61687 Sale priceCHF 588
Portia and Scarlett PS25609E
Portia and Scarlett PS25609E Sale priceCHF 835
May Queen RQ8154 ChampagneMay Queen RQ8154 Champagne
May Queen RQ8154 Sale priceCHF 403
Elizabeth K GL2513Elizabeth K GL2513
Elizabeth K GL2513 Sale priceCHF 483 Regular priceCHF 964
La Femme - 28100 Lace And Satin A-Line Gown In BlueLa Femme 28100
La Femme 28100 Sale priceCHF 277 Regular priceCHF 372
La Femme 33025 LavenderLa Femme 33025 Lavender
La Femme 33025 Sale priceCHF 343

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!