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Long Formal Party Dresses & Formal Prom Gowns

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Jovani 07065 ChampagneJovani 07065 Champagne
Jovani 07065 Sale priceCHF 665 Regular priceCHF 688
Mac Duggal 11810 BlackMac Duggal 11810 Black
Mac Duggal 11810 Sale priceCHF 617 Regular priceCHF 1,538
Faviana S10823 RedFaviana S10823 Red
Faviana S10823 Sale priceCHF 393
Mac Duggal 20365 BlackMac Duggal 20365 Black
Mac Duggal 20365 Sale priceCHF 655
Andrea and Leo A1278 Lapis Bluevideowise-widget-6675879ca76a3d00290aacea-10133594800321
Andrea and Leo A1278 Sale priceCHF 441
Jessica Angel 2386 RedJessica Angel 2386 Red
Jessica Angel 2386 Sale priceCHF 362
Portia and Scarlett PS25171 FuchsiaPortia and Scarlett PS25171 Fuchsia
Portia and Scarlett PS25171 Sale priceCHF 344
GLS by Gloria GL3254 Dark SageGLS by Gloria GL3254 Dark Sage
GLS by Gloria GL3254 Sale priceCHF 221 Regular priceCHF 441
Jessica Angel 984 BlackJessica Angel 984 Black
Jessica Angel 984 Sale priceCHF 510
May Queen RQ7948 GreenMay Queen RQ7948 Green
May Queen RQ7948 Sale priceCHF 157
Portia and Scarlett PS25211 BlackPortia and Scarlett PS25211 Black
Portia and Scarlett PS25211 Sale priceCHF 672
GLS by Gloria GL3377 SageGLS by Gloria GL3377 Sage
GLS by Gloria GL3377 Sale priceCHF 222 Regular priceCHF 443
GLS by Gloria GL3273 SilverGLS by Gloria GL3273 Silver
GLS by Gloria GL3273 Sale priceCHF 302 Regular priceCHF 604
Sold outMac Duggal 5976 ApricotMac Duggal 5976 Apricot
Mac Duggal 5976 Sale priceCHF 655
Ieena Duggal 27085Ieena Duggal 27085
Ieena Duggal 27085 Sale priceCHF 340
Ladivine T704Ladivine T704
Ladivine T704 Sale priceCHF 104
Portia and Scarlett PS26208Portia and Scarlett PS26208
Portia and Scarlett PS26208 Sale priceCHF 694
Ladivine CM323 Navy GoldLadivine CM323 Navy Gold
Ladivine CM323 Sale priceCHF 99 Regular priceCHF 228
Andrea and Leo A0997WAndrea and Leo A0997W
Andrea and Leo A0997W Sale priceCHF 478
SCALA 61327 Sky MultiSCALA 61327 Sky Multi
SCALA 61327 Sale priceCHF 501
Portia and Scarlett PS25250 BluePortia and Scarlett PS25250
Portia and Scarlett PS25250 Sale priceCHF 611
Alyce Paris 61512 Neon PinkAlyce Paris 61512 Neon Pink
Alyce Paris 61512 Sale priceCHF 263
Alyce Paris 61457 BlueAlyce Paris 61457 Blue
Alyce Paris 61457 Sale priceCHF 167
La Femme - 29242 Satin V-Neck Homecoming Dress In Greengrade 8 grad dresses, graduation dressesLa Femme - 29242 Satin V-Neck Homecoming Dress In Greengrade 8 grad dresses, graduation dresses
La Femme 29242 Sale priceCHF 163
Mac Duggal 11779 BlackMac Duggal 11779 Black
Mac Duggal 11779 Sale priceCHF 737
May Queen MQ1920 PinkMay Queen MQ1920 Pink
May Queen MQ1920 Sale priceCHF 115 Regular priceCHF 157
Portia and Scarlett PS26115Portia and Scarlett PS26115
Portia and Scarlett PS26115 Sale priceCHF 594
La Femme 30639 BlackLa Femme 30639 Black
La Femme 30639 Sale priceCHF 370
Faviana 11033 GoldFaviana 11033 Gold
Faviana 11033 Sale priceCHF 393
Dancing Queen 4320Dancing Queen 4320
Dancing Queen 4320 Sale priceCHF 224
May Queen RQ7983 BlueMay Queen RQ7983 Blue
May Queen RQ7983 Sale priceCHF 134 Regular priceCHF 224
Clarisse 810438 Forest GreenClarisse 810438 Forest Green
Clarisse 810438 Sale priceCHF 297
May Queen MQ1922 GrayMay Queen MQ1922 Gray
May Queen MQ1922 Sale priceCHF 115 Regular priceCHF 163
Elizabeth K GL3133 Baby BlueElizabeth K GL3133 Baby Blue
Elizabeth K GL3133 Sale priceCHF 219 Regular priceCHF 437
Alyce Paris 61620 OceanAlyce Paris 61620 Ocean
Alyce Paris 61620 Sale priceCHF 263
SCALA 60391SCALA 60391
SCALA 60391 Sale priceCHF 485
Clarisse 810491 BlueClarisse 810491 Green Pink Blue
Clarisse 810491 Sale priceCHF 297
Portia and Scarlett PS25283Portia and Scarlett PS25283
Portia and Scarlett PS25283 Sale priceCHF 329
Portia and Scarlett PS26102Portia and Scarlett PS26102
Portia and Scarlett PS26102 Sale priceCHF 605
Mac Duggal 5915Mac Duggal 5915
Mac Duggal 5915 Sale priceCHF 737
La Femme 32721 PeriwinkleLa Femme 32721 Periwinkle
La Femme 32721 Sale priceCHF 409
Portia and Scarlett PS22538 in PinkPortia and Scarlett PS22538 Red
Portia and Scarlett PS22538 Sale priceCHF 440
Portia and Scarlett PS26168Portia and Scarlett PS26168
Portia and Scarlett PS26168 Sale priceCHF 494
Elizabeth K GL3140 GreenElizabeth K GL3140 Green
Elizabeth K GL3140 Sale priceCHF 200 Regular priceCHF 400
Mac Duggal 50709 OrangeMac Duggal 50709 Orange
Mac Duggal 50709 Sale priceCHF 408
Portia and Scarlett PS26054Portia and Scarlett PS26054
Portia and Scarlett PS26054 Sale priceCHF 741
La Femme 31592 GreenLa Femme 31592 Blue
La Femme 31592 Sale priceCHF 311
SCALA 48931 FuchsiaSCALA 48931 Fuchsia
SCALA 48931 A Sale priceCHF 300

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!