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Long Formal Party Dresses & Formal Prom Gowns

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Ladivine 7443 BlueLadivine 7443 Blue
Ladivine 7443 Sale priceCHF 131
Jovani 09768 Blue BlackJovani 09768 Blue Black
Jovani 09768 Sale priceCHF 700
Sold outMac Duggal 93645Mac Duggal 93645
Mac Duggal 93645 Sale priceCHF 627 Regular priceCHF 1,267
Ladivine OC008 Dusty RoseLadivine OC008 Dusty Rose
Ladivine OC008 Sale priceCHF 165 Regular priceCHF 239
Mac Duggal 67889 Black MultiMac Duggal 67889 Black Multi
Mac Duggal 67889 Sale priceCHF 572
Portia and Scarlett PS25216Portia and Scarlett PS25216
Portia and Scarlett PS25216 Sale priceCHF 382
Faviana S10847 PurpleFaviana S10847 Purple
Faviana S10847 Sale priceCHF 327
May Queen MQ1994 GreenMay Queen MQ1994 Green
May Queen MQ1994 Sale priceCHF 134
Portia and Scarlett PS25625E ChampagnePortia and Scarlett PS25625E Champagne
Portia and Scarlett PS25625E Sale priceCHF 501
La Femme 32964 BlushLa Femme 32964 Blush
La Femme 32964 Sale priceCHF 245
SCALA 60369SCALA 60369
SCALA 60369 Sale priceCHF 434 Regular priceCHF 492
Jessica Angel 2502 Bright PurpleJessica Angel 2502 Bright Purple
Jessica Angel 2502 Sale priceCHF 454
Jovani 24097 GreenJovani 24097 Green
Jovani 24097 Sale priceCHF 576
Mac Duggal 5625Mac Duggal 5625
Mac Duggal 5625 Sale priceCHF 489
Mac Duggal 20337 GreenMac Duggal 20337 Green
Mac Duggal 20337 Sale priceCHF 359
GLS by Gloria GL3211 Light GreenGLS by Gloria GL3211 Light Green
GLS by Gloria GL3211 Sale priceCHF 285
Andrea and Leo A0770 LemonAndrea and Leo A0770 Lemon
Andrea and Leo A0770 Sale priceCHF 175 Regular priceCHF 349
Portia and Scarlett PS26117Portia and Scarlett PS26117
Portia and Scarlett PS26117 Sale priceCHF 739
SCALA 48938 BSCALA 48938 B
SCALA 48938 B Sale priceCHF 333
Jovani 23082 BlueJovani 23082 Blue
Jovani 23082 Sale priceCHF 567
Mac Duggal 5991 Slate BlueMac Duggal 5991 Slate Blue
Mac Duggal 5991 Sale priceCHF 646
Jessica Angel 980 RoyalJessica Angel 980 Royal
Jessica Angel 980 Sale priceCHF 417
Jovani 23319 White SilverJovani 23319 White Silver
Jovani 23319 Sale priceCHF 567
Mac Duggal Evening - 67878D One Shoulder Metallic Dress In BlueMac Duggal Evening - 67878D One Shoulder Metallic Dress In Blue
Mac Duggal 67878 Sale Sale priceCHF 232 Regular priceCHF 424
May Queen MQ2113 Dusty BlueMay Queen MQ2113 Dusty Blue
May Queen MQ2113 Sale priceCHF 199
Ieena Duggal 68113 In BlackIeena Duggal 68113 In Black
Ieena Duggal 68113 Sale priceCHF 407
SCALA 48710 BSCALA 48710 B
SCALA 48710 B Sale priceCHF 417
SCALA 48710 ASCALA 48710 A
SCALA 48710 A Sale priceCHF 417
Jessica Angel 2637 YellowJessica Angel 2637 Yellow
Jessica Angel 2637 Sale priceCHF 509
Terani Couture 2011E2073 In Champagne & GoldTerani Couture 2011E2073 In Champagne & Gold
Terani Couture 2011E2073 Sale priceCHF 619
SCALA 60100 OrangeSCALA 60100 Orange
SCALA 60100 C Sale priceCHF 360
SCALA 61304 Baby Blue MultiSCALA 61304 Baby Blue Multi
SCALA 61304 Sale priceCHF 451
Alyce Paris 61373 WhiteAlyce Paris 61373 White
Alyce Paris 61373 Sale priceCHF 157
SCALA 60522 Apple GreenSCALA 60522 Apple Green
SCALA 60522 Sale priceCHF 484
May Queen MQ2119 SageMay Queen MQ2119 Blush
May Queen MQ2119 Sale priceCHF 225
Faviana S10832 PurpleFaviana S10832 Purple
Faviana S10832 Sale priceCHF 441
Elizabeth K GL2600Elizabeth K GL2600
Elizabeth K GL2600 Sale priceCHF 509 Regular priceCHF 1,017
Faviana S10802 Sea BlueFaviana S10802 Sea Blue
Faviana S10802 Sale priceCHF 441
Elizabeth K GL3517 Baby BlushElizabeth K GL3517 Baby Blush
Elizabeth K GL3517 Sale priceCHF 1,044
Alyce Paris 61905 Ivory/MultiAlyce Paris 61905 Ivory/Multi
Alyce Paris 61905 Sale priceCHF 352 Regular priceCHF 554
May Queen RQ7963 BlackMay Queen RQ7963 Black
May Queen RQ7963 Sale priceCHF 134 Regular priceCHF 202
Portia and Scarlett PS25329 NudePortia and Scarlett PS25329 Nude
Portia and Scarlett PS25329 Sale priceCHF 534
Alyce Paris 61557 Mint OpalAlyce Paris 61557 Mint Opal
Alyce Paris 61557 Sale priceCHF 386
PS25160-Emerald RedPS25160-Emerald Red Bk
Portia and Scarlett PS25160 Sale priceCHF 382
Ladivine CDS542Ladivine CDS542
Ladivine CDS542 Sale priceCHF 246
Portia and Scarlett PS26027Portia and Scarlett PS26027
Portia and Scarlett PS26027 Sale priceCHF 1,274
Faviana S10861E PurpleFaviana S10861E Purple
Faviana S10861E Sale priceCHF 360 Regular priceCHF 425
Mac Duggal 49834 CobaltMac Duggal 49834 Black
Mac Duggal 49834 Sale priceCHF 490

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!