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Long Formal Party Dresses & Formal Prom Gowns

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3366 Item

 May Queen RQ8014 PinkMay Queen RQ8014 Pink
May Queen RQ8014 Sale priceCHF 179 Regular priceCHF 273
Alyce Paris 61717 BlackAlyce Paris 61717 Bright Orange
Alyce Paris 61717 Sale priceCHF 466
La Femme - 30164 Quarter-Length Sleeves Mermaid Dress In NeutralLa Femme - 30164 Quarter-Length Sleeves Mermaid Dress In Neutral
La Femme 30164 Sale priceCHF 386 Regular priceCHF 627
Mac Duggal - 5502 Sequined V-Neck A-Line Dress In PurpleMac Duggal - 5502 Sequined V-Neck A-Line Dress In Purple
Mac Duggal 5502 Sale Sale priceCHF 315 Regular priceCHF 595
GLS by Gloria GL3260 Royal BlueGLS by Gloria GL3260 Royal Blue
GLS by Gloria GL3260 Sale priceCHF 220 Regular priceCHF 440
SCALA 61404 SliverSCALA 61404 Sliver
SCALA 61404 Sale priceCHF 467
SCALA 60286 ChampagneSCALA 60286 Champagne
SCALA 60286 Sale priceCHF 444
Clarisse 810530 LilacClarisse 810530 Lilac
Clarisse 810530 Sale priceCHF 543
Faviana S10811 GreenFaviana S10811 Green
Faviana S10811 Sale priceCHF 245
Alyce Paris 61377 BlackAlyce Paris 61377 Black
Alyce Paris 61377 Sale priceCHF 176
May Queen RQ7957 GreenMay Queen RQ7957 Green
May Queen RQ7957 Sale priceCHF 224
Dancing Queen 4225Dancing Queen 4225
Dancing Queen 4225 Sale priceCHF 265
Ladivine CD821 BlackLadivine CD821 Black
Ladivine CD821 Sale priceCHF 225
Andrea and Leo A1261 Dusty SageAndrea and Leo A1261 Dusty Sage
Andrea and Leo A1261 Sale priceCHF 195 Regular priceCHF 442
SCALA 61341 BurgundySCALA 61341 Burgundy
SCALA 61341 Sale priceCHF 351
Jessica Angel 2459 Neon PinkJessica Angel 2459 Neon Pink
Jessica Angel 2459 Sale priceCHF 510
SCALA 60093 GrapeSCALA 60093 Grape
SCALA 60093 Sale priceCHF 444
Mac Duggal Evening - 9089D Formal Column Embellished Dress In NeutralMac Duggal Evening - 9089D Formal Column Embellished Dress In Neutral
Mac Duggal 9089D Sale priceCHF 510
May Queen RQ7950 RedMay Queen RQ7950 Red
May Queen RQ7950 Sale priceCHF 89 Regular priceCHF 235
Jovani 08361 GreyJovani 08361 Grey
Jovani 08361 Sale priceCHF 647
Terani Couture 1911M9339 In PinkTerani Couture 1911M9339 In Pink
Terani Couture 1911M9339 Sale priceCHF 562
Mac Duggal - 10740D Long Sleeve Embellished Dress In Neutral and SilverMac Duggal - 10740D Long Sleeve Embellished Dress In Neutral and Silver
Mac Duggal 10740 Sale priceCHF 216 Regular priceCHF 425
Jessica Angel 2570 WhiteJessica Angel 2570 White
Jessica Angel 2570 Sale priceCHF 547
Clarisse 810590 PinkClarisse 810590 Pink
Clarisse 810590 Sale priceCHF 315
Jessica Angel 2405 RedJessica Angel 2405 Red
Jessica Angel 2405 Sale priceCHF 547
La Femme - 29171 Sequined Crisscross Open Back Dress In BlueLa Femme - 29171 Sequined Crisscross Open Back Dress In Red
La Femme 29171 Sale priceCHF 77
Portia and Scarlett PS25187Portia and Scarlett PS25187
Portia and Scarlett PS25187 Sale priceCHF 511
Ieena Duggal 26598 NudeIeena Duggal 26598 Nude
Ieena Duggal 26598 Sale Sale priceCHF 183 Regular priceCHF 339
Elizabeth K GL3127 FuchsiaElizabeth K GL3127 Fuchsia
Elizabeth K GL3127 Sale priceCHF 220 Regular priceCHF 440
Ieena Duggal 26738 Antique GoldIeena Duggal 26738 Antique Gold
Ieena Duggal 26738 Sale priceCHF 183 Regular priceCHF 339
Sold outMac Duggal 93662Mac Duggal 93662
Mac Duggal 93662 Sale priceCHF 298 Regular priceCHF 595
Alyce Paris 61511 FuchsiaAlyce Paris 61511 Fuchsia
Alyce Paris 61511 Sale priceCHF 527
Ieena Duggal - 49102I One Shoulder Tier-Ornate Dress In RedIeena Duggal - 49102I One Shoulder Tier-Ornate Dress In Red
Ieena Duggal 49102I Sale priceCHF 339
Portia and Scarlett PS25640EPortia and Scarlett PS25640E
Portia and Scarlett PS25640E Sale priceCHF 334
Mac Duggal 68780 Black MultiMac Duggal 68780 Black Multi
Mac Duggal 68780 Sale priceCHF 704 Regular priceCHF 1,070
Alyce Paris 61376 Black GoldAlyce Paris 61376 Black Gold
Alyce Paris 61376 Sale priceCHF 157
Ladivine T708Ladivine T708
Ladivine T708 Sale priceCHF 104
Jessica Angel 2404 OliveJessica Angel 2404 Olive
Jessica Angel 2404 Sale priceCHF 417
SCALA 60218 BSCALA 60218 B
SCALA 60218 B Sale priceCHF 361
SCALA 60291 FuchsiaSCALA 60291 Fuchsia
SCALA 60291 Sale priceCHF 361
Faviana 11007 RoyalFaviana 11007 Royal
Faviana 11007 Sale priceCHF 376
SCALA 60407SCALA 60407
SCALA 60407 Sale priceCHF 400
Mac Duggal 20474 Black MultiMac Duggal 20474 Black Multi
Mac Duggal 20474 Sale priceCHF 654
Mac Duggal 5107Mac Duggal 5107
Mac Duggal 5107 Sale priceCHF 408
Dancing Queen 4336Dancing Queen 4336
Dancing Queen 4336 Sale priceCHF 202
Jovani 25898 BlackJovani 25898 - Hunter
Jovani 25898 Sale priceCHF 797 Regular priceCHF 813
Andrea and Leo A1229C Silver-NudeAndrea and Leo A1229C Black-Nude
Andrea and Leo A1229C Sale priceCHF 79 Regular priceCHF 462
La Femme 29070 In BlackLa Femme 29070 In Black
La Femme 29070 Sale priceCHF 442

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!