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Long Formal Party Dresses & Formal Prom Gowns

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Portia and Scarlett PS25283Portia and Scarlett PS25283
Portia and Scarlett PS25283 Sale priceCHF 328
Alyce Paris 61889 AubergineAlyce Paris 61889 Aubergine
Alyce Paris 61889 Sale priceCHF 332
La Femme - 28110 Draped Off Shoulder Long Dress In Champagne & GoldLa Femme - 28110 Draped Off Shoulder Long Dress In Champagne & Gold
La Femme 28110 Sale priceCHF 310 Regular priceCHF 372
Ladivine CK2401 NavyLadivine CK2401 Navy
Ladivine CK2401 Sale priceCHF 219
Portia and Scarlett PS26102Portia and Scarlett PS26102
Portia and Scarlett PS26102 Sale priceCHF 604
Portia and Scarlett PS25603EPortia and Scarlett PS25603E
Portia and Scarlett PS25603E Sale priceCHF 500
Mac Duggal 5915Mac Duggal 5915
Mac Duggal 5915 Sale priceCHF 735
La Femme 32721 PeriwinkleLa Femme 32721 Periwinkle
La Femme 32721 Sale priceCHF 408
Portia and Scarlett PS22538 in PinkPortia and Scarlett PS22538 Red
Portia and Scarlett PS22538 Sale priceCHF 438
Portia and Scarlett PS26168Portia and Scarlett PS26168
Portia and Scarlett PS26168 Sale priceCHF 492
Elizabeth K GL3140 GreenElizabeth K GL3140 Green
Elizabeth K GL3140 Sale priceCHF 200 Regular priceCHF 399
Mac Duggal 50709 OrangeMac Duggal 50709 Orange
Mac Duggal 50709 Sale priceCHF 407
Portia and Scarlett PS26054Portia and Scarlett PS26054
Portia and Scarlett PS26054 Sale priceCHF 739
La Femme 31592 GreenLa Femme 31592 Blue
La Femme 31592 Sale priceCHF 310
SCALA 48931 FuchsiaSCALA 48931 Fuchsia
SCALA 48931 A Sale priceCHF 299
La Femme 32893 BlackLa Femme 32893 Black
La Femme 32893 Sale priceCHF 385
Ladivine CDS512W Off WhiteLadivine CDS512W - OFF WHITE
Ladivine CDS512W Sale priceCHF 260
Faviana E11240 Light BlueFaviana E11240 Light Blue
Faviana E11240 Sale priceCHF 294
Ladivine CDS546Ladivine CDS546
Ladivine CDS546 Sale priceCHF 198
Portia and Scarlett PS26092Portia and Scarlett PS26092
Portia and Scarlett PS26092 Sale priceCHF 440
Elizabeth K GL3555Elizabeth K GL3555
Elizabeth K GL3555 Sale priceCHF 781
SCALA 61309 Dolphin SilverSCALA 61309 Dolphin Silver
SCALA 61309 Sale priceCHF 383
Mac Duggal 6023 MidnightMac Duggal 6023 Midnight
Mac Duggal 6023 Sale priceCHF 489
Dancing Queen 4344Dancing Queen 4344
Dancing Queen 4344 Sale priceCHF 230
Elizabeth K GL3537Elizabeth K GL3537
Elizabeth K GL3537 Sale priceCHF 781
Jovani 07017 Black and WhiteJovani 07017 Black and White
Jovani 07017 Sale priceCHF 699 Regular priceCHF 719
La Femme 32919 BlackLa Femme 32919 Black
La Femme 32919 Sale priceCHF 228
La Femme 32717 BlackLa Femme 32717 Black
La Femme 32717 Sale priceCHF 401
GLS by Gloria GL3015 In WhiteGLS by Gloria GL3015 In White
GLS by Gloria GL3015 Sale priceCHF 320 Regular priceCHF 639
May Queen RQ8159 BlackMay Queen RQ8159 Black
May Queen RQ8159 Sale priceCHF 224
Elizabeth K GL3604 Off WhiteElizabeth K GL3604 Off White
Elizabeth K GL3604 Sale priceCHF 859
May Queen RQ8155 ChampagneMay Queen RQ8155 Champagne
May Queen RQ8155 Sale priceCHF 382
Ladivine CC8915 RedLadivine CC8915 Red
Ladivine CC8915 Sale priceCHF 157 Regular priceCHF 323
La Femme 32961 Cloud BlueLa Femme 32961 Cloud Blue
La Femme 32961 Sale priceCHF 385
GLS by Gloria GL1834 LavenderGLS by Gloria GL1834 Lavender
GLS by Gloria GL1834 Sale priceCHF 332 Regular priceCHF 663
Ieena Duggal 49524 WhiteIeena Duggal 49524 White
Ieena Duggal 49524 Sale priceCHF 339
SCALA 61328 PeriwinkleSCALA 61328 Periwinkle
SCALA 61328 Sale priceCHF 550
Ladivine CDS507 NavyLadivine CDS507 - Navy
Ladivine CDS507 Sale priceCHF 138 Regular priceCHF 278
Elizabeth K GL3589 BurgundyElizabeth K GL3589 Burgundy
Elizabeth K GL3589 Sale priceCHF 121
Ieena Duggal 70100 BlackIeena Duggal 70100 Black
Ieena Duggal 70100 Sale priceCHF 206 Regular priceCHF 333
Ieena Duggal 68090 In BlackIeena Duggal 68090 In Black
Ieena Duggal 68090 Sale priceCHF 268 Regular priceCHF 567
May Queen MQ1885 In PurpleMay Queen MQ1885 In Purple
May Queen MQ1885 Sale priceCHF 179
Elizabeth K GL3519 SilverElizabeth K GL3519 Silver
Elizabeth K GL3519 Sale priceCHF 662
Ieena Duggal 49620 BlackIeena Duggal 49620 Black
Ieena Duggal 49620 Sale priceCHF 210
Jovani 09031 PinkJovani 09031 Pink
Jovani 09031 Sale priceCHF 663
La Femme 32875 BlushLa Femme 32875 Light Periwinkle
La Femme 32875 Sale priceCHF 408
SCALA 60259 CalypsoSCALA 60259 Calypso
SCALA 60259 Sale priceCHF 350
La Femme 32838 IndigoLa Femme 32838 Indigo
La Femme 32838 Sale priceCHF 385

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!