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Long Formal Party Dresses & Formal Prom Gowns

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5425 Item

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 535
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 247
Portia and Scarlett PS26027Portia and Scarlett PS26027
Portia and Scarlett PS26027 Sale priceCHF 1,275
Faviana S10861E PurpleFaviana S10861E Purple
Faviana S10861E Sale priceCHF 360 Regular priceCHF 426
Mac Duggal 49834 CobaltMac Duggal 49834 Black
Mac Duggal 49834 Sale priceCHF 490
May Queen LK247 Baby Blue MultiMay Queen LK247 Baby Blue Multi
May Queen LK247 Sale priceCHF 429 Regular priceCHF 882
Ieena Duggal - 26550I One Shoulder Sequin Sheath Dress In BlueIeena Duggal - 26550I One Shoulder Sequin Sheath Dress In Champagne & Gold
Ieena Duggal 26550 Sale Sale priceCHF 183 Regular priceCHF 339
Portia and Scarlett PS26068Portia and Scarlett PS26068
Portia and Scarlett PS26068 Sale priceCHF 693
Elizabeth K GL3620 Off WhiteElizabeth K GL3620 Navy
Elizabeth K GL3620 Sale priceCHF 183
La Femme 32938 BlackLa Femme 32938 Black
La Femme 32938 Sale priceCHF 228
La Femme - 27837 Sequined Lace A-Line Gown In BlueLa Femme - 27837 Sequined Lace A-Line Gown In Blue
La Femme 27837 Sale priceCHF 409 Regular priceCHF 472
Faviana S10806 BlackFaviana S10806 Black
Faviana S10806 Sale priceCHF 442
Elizabeth K GL3588 WhiteElizabeth K GL3588 Black
Elizabeth K GL3588 Sale priceCHF 162
Portia and Scarlett PS26402CPortia and Scarlett PS26402C
Portia and Scarlett PS26402C Sale priceCHF 558
La Femme - 28047 Off Shoulder Long Fit And Flare Dress In PinkLa Femme - 28047 Off Shoulder Long Fit And Flare Dress In Blue
La Femme 28047 Sale priceCHF 344 Regular priceCHF 405
SCALA 61337 GrapeSCALA 61337 Grape
SCALA 61337 Sale priceCHF 401
Alyce Paris 61680 GoldAlyce Paris 61680 Gold
Alyce Paris 61680 Sale priceCHF 342
Faviana S10809 CobaltFaviana S10809 Cobalt
Faviana S10809 Sale priceCHF 261
Sold outMac Duggal 6819 RedMac Duggal 6819 Red
Mac Duggal 68198 Sale priceCHF 267 Regular priceCHF 510
Mac Duggal 67911 BlackMac Duggal 67911 Black
Mac Duggal 67911 B Sale priceCHF 510
Alyce Paris 61681 Rose GoldAlyce Paris 61681 Rose Gold
Alyce Paris 61681 Sale priceFrom CHF 150
Jessica Angel 2624 YellowJessica Angel 2624 Yellow
Jessica Angel 2624 Sale priceCHF 362
Jessica Angel 924 Light PurpleJessica Angel 924 Light Purple
Jessica Angel 924 Sale priceCHF 399
Alyce Paris 61700 BlackAlyce Paris 61700 Black
Alyce Paris 61700 Sale priceCHF 386
Mac Duggal 20340 MidnightMac Duggal 20340
Mac Duggal 20340 Sale priceCHF 490
Andrea and Leo A1053WAndrea and Leo A1053W
Andrea and Leo A1053W Sale priceCHF 495
Portia and Scarlett PS26188Portia and Scarlett PS26188
Portia and Scarlett PS26188 Sale priceCHF 529
GLS by Gloria GL3464 Baby BlueGLS by Gloria GL3464 Baby Blue
GLS by Gloria GL3464 Sale priceCHF 258 Regular priceCHF 516
Ladivine CD243 ChampagneLadivine CD243 Petal Blush
Ladivine CD243 Sale priceCHF 90 Regular priceCHF 211
Alyce Paris 61551 Light PeriwinkleAlyce Paris 61551 Light Periwinkle
Alyce Paris 61551 Sale priceCHF 281
Portia and Scarlett PS25202 GoldPortia and Scarlett PS25202 Teal
Portia and Scarlett PS25202 Sale priceCHF 496
Alyce Paris 61565 EnvyAlyce Paris 61565 Envy
Alyce Paris 61565 Sale priceCHF 386
Ladivine CD713Ladivine CD713
Ladivine CD713 Sale priceCHF 264
Alyce Paris 61957 ChampagneAlyce Paris 61957 Champagne
Alyce Paris 61957 Sale priceCHF 389
Ieena Duggal - 26570 Draped High Slit Gown In RedIeena Duggal 26570 Red
Ieena Duggal 26570 Sale Sale priceCHF 183 Regular priceCHF 305
Elizabeth K GL3063 In NeutralElizabeth K GL3063 In Neutral
Elizabeth K GL3063 Sale priceCHF 200 Regular priceCHF 399
 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 468
Alyce Paris 61570 EmeraldAlyce Paris 61570 Emerald
Alyce Paris 61570 Sale priceCHF 527
May Queen MQ2123 BlackMay Queen MQ2123 Black
May Queen MQ2123 Sale priceCHF 154 Regular priceCHF 287
May Queen MQ1909 BlueMay Queen MQ1909 Blue
May Queen MQ1909 Sale priceCHF 89 Regular priceCHF 173

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!