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Long Formal Party Dresses & Formal Prom Gowns

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Terani Couture 261GL6025Terani Couture 261GL6025
Terani Couture 261GL6025 Sale priceCHF 1,173
La Femme 32995 MochaLa Femme 32995 Purple
La Femme 32995 Sale priceCHF 274
Alyce Paris 61741 HeatherAlyce Paris 61741 Heather
Alyce Paris 61741 Sale priceCHF 231 Regular priceCHF 462
Faviana S10853 Black GoldFaviana S10853 Black Gold
Faviana S10853 Sale priceCHF 403
Mac Duggal 5685Mac Duggal 5685
Mac Duggal 5685 Sale Sale priceCHF 238 Regular priceCHF 418
Clarisse 810525 ScarletClarisse 810525 Scarlet
Clarisse 810525 Sale priceCHF 308
Alyce Paris 61536 Light PinkAlyce Paris 61536 Light Pink
Alyce Paris 61536 Sale priceCHF 346
Mac Duggal 11809 BlackMac Duggal 11809 Black
Mac Duggal 11809 Sale priceCHF 485
Ladivine J87 Smoky BlueLadivine J87 Smoky Blue
Ladivine J876 Sale priceCHF 193
GLS by Gloria GL3251 Blue/PeachGLS by Gloria GL3251 Blue/Peach
GLS by Gloria GL3251 Sale priceCHF 217 Regular priceCHF 433
Alyce Paris 61377 BlackAlyce Paris 61377 Black
Alyce Paris 61377 Sale priceCHF 173
La Femme 32754 Royal BlueLa Femme 32754 Royal Blue
La Femme 32754 Sale priceCHF 380
Dancing Queen 4324Dancing Queen 4324
Dancing Queen 4324 Sale priceCHF 154
Mac Duggal 50664 LilacMac Duggal 50664 Navy
Mac Duggal 50664 Sale priceCHF 414
GLS by Gloria GL1834 LavenderGLS by Gloria GL1834 Lavender
GLS by Gloria GL1834 Sale priceCHF 327 Regular priceCHF 654
Jovani 38078 LilacJovani 38078
Jovani 38078 Sale priceCHF 602
Clarisse 810539 Deep FuchsiaClarisse 810539 Deep Fuchsia
Clarisse 810539 Sale priceCHF 299
Jessica Angel 2471 TurquoiseJessica Angel 2471 Turquoise
Jessica Angel 2471 Sale priceCHF 356
 GLS by Gloria GL3156 Smokey Blue GLS by Gloria GL3156 Smokey Blue
GLS by Gloria GL3156 Sale priceCHF 268 Regular priceCHF 535
Andrea & Leo A1506Andrea & Leo A1506
Andrea & Leo A1506 Sale priceCHF 670
May Queen LK261 Rose GoldMay Queen LK261
May Queen LK261 Sale priceCHF 539
Clarisse 811101 BlackClarisse 811101 Black
Clarisse 811101 Sale priceCHF 440
Elizabeth K GL3556 SilverElizabeth K GL3556 Silver
Elizabeth K GL3556 Sale priceCHF 232
Ladivine 9312 ChampagneLadivine 9312 Champagne
Ladivine 9312 Sale priceCHF 159 Regular priceCHF 400
Faviana E11026 Black/MultiFaviana E11026 Black/Multi
Faviana E11026 Sale priceCHF 322
Elizabeth K GL2514Elizabeth K GL2514
Elizabeth K GL2514 Sale priceCHF 465 Regular priceCHF 930
Mac Duggal - 10839 Beaded Jewel Neck Gown In BlueMac Duggal - 10839 Beaded Jewel Neck Gown In Blue
Mac Duggal 10839 Sale priceCHF 398
Clarisse 810568 Winter BlueClarisse 810568 Winter Blue
Clarisse 810568 Sale priceCHF 352
Jovani 09768 Blue BlackJovani 09768 Blue Black
Jovani 09768 Sale priceCHF 690
Sold outMac Duggal 678641 MochaMac Duggal 678641 Mocha
Mac Duggal 678641 Sale priceCHF 344
Mac Duggal - 49333M Sleeveless High Halter Long A-Line Gown In WhiteMac Duggal - 49333M Sleeveless High Halter Long A-Line Gown In White
Mac Duggal 49333 Sale Sale priceCHF 168 Regular priceCHF 334
Faviana S10802 Sea BlueFaviana S10802 Sea Blue
Faviana S10802 Sale priceCHF 435
Andrea And Leo A1303 Smoky BlueAndrea And Leo A1303 Haze Blue
Andrea And Leo A1303 Sale priceCHF 192 Regular priceCHF 399
Ieena Duggal 26676 In GreenIeena Duggal 26676 Olive
Ieena Duggal 26676 Sale priceCHF 347 Regular priceCHF 620
La Femme 32854 BlackLa Femme 32854 Black
La Femme 32854 Sale priceCHF 322
Mac Duggal 10793 PlatinumMac Duggal 10793 Platinum
Mac Duggal 10793 Sale priceCHF 414
La Femme 32877 PennyLa Femme 32877 Penny
La Femme 32877 Sale priceCHF 274
Mac Duggal 20630 Black MultiMac Duggal 20630 Black Multi
Mac Duggal 20630 Sale priceCHF 556
GLS by Gloria GL3355 Rose GoldGLS by Gloria GL3355 Rose Gold
GLS by Gloria GL3355 Sale priceCHF 217 Regular priceCHF 433
Faviana 11013 Sea BlueFaviana 11013 Sea Blue
Faviana 11013 Sale priceCHF 290
Ieena Duggal 27085Ieena Duggal 27085
Ieena Duggal 27085 Sale priceCHF 334
Portia and Scarlett PS25309 Light BluePortia and Scarlett PS25309 Light Blue
Portia and Scarlett PS25309 Sale priceCHF 504
Mac Duggal Evening - 67842D Bell Sleeve Lace Embellished Dress In BlueMac Duggal Evening - 67842D Bell Sleeve Lace Embellished Dress In Blue
Mac Duggal 67842 Sale priceCHF 564
Ladivine WN315Ladivine WN315
Ladivine WN315 Sale priceCHF 303
La Femme 32669 Bright OrangeLa Femme 32669 Bright Orange
La Femme 32669 Sale priceCHF 380
La Femme - 28106 Quarter Sleeve Embroidered Lace Bodice A-Line Dress In BrownLa Femme - 28106 Quarter Sleeve Embroidered Lace Bodice A-Line Dress In Brown
La Femme 28106 Sale priceCHF 435 Regular priceCHF 498
Ellie Wilde EW37006Ellie Wilde EW37006
Ellie Wilde EW37006 Sale priceCHF 579
 GLS by Gloria GL3119 Baby BlueGLS by Gloria GL3119 Baby Blue
GLS by Gloria GL3119 Sale priceCHF 296 Regular priceCHF 591

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!