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Long Formal Party Dresses & Formal Prom Gowns

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Sold outLadivine CC4006 RoyalLadivine CC4006 Royal
Ladivine CC4006 Sale priceCHF 129
Sold outLadivine CC4004 BlackLadivine CC4004 Black
Ladivine CC4004 Sale priceCHF 217
Sold outLadivine CM340 NvayLadivine CM340 Nvay
Ladivine CM340 Sale priceCHF 220
Sold outLadivine CB127 BlackLadivine CB127 Black
Ladivine CB127 Sale priceCHF 220 Regular priceCHF 266
Sold outLa Femme 31359 BlackLa Femme 31359 Black
La Femme 31359 Sale priceCHF 360
Sold outLa Femme 32214 Light PeriwinkleLa Femme 32214 Light Periwinkle
La Femme 32214 Sale priceCHF 737
Sold outFaviana S10826 PinkFaviana S10826 Pink
Faviana S10826 - MF Sale priceCHF 299
Sold outLadivine CB088 In SilverLadivine CB088 In Silver
Ladivine CB088 - MF Sale priceCHF 364
Sold outAlyce Paris 27249Alyce Paris 27249
Alyce Paris 27249 Sale priceCHF 413
Sold outAlyce Paris 27359Alyce Paris 27359
Alyce Paris 27359 Sale priceCHF 272
Sold outAlyce Paris 27496Alyce Paris 27496
Alyce Paris 27496 Sale priceCHF 334
Sold outAlyce Paris 27538Alyce Paris 27538
Alyce Paris 27538 Sale priceCHF 290 Regular priceCHF 382
Sold outAlyce Paris 27489Alyce Paris 27489
Alyce Paris 27489 Sale priceCHF 307
Sold outAlyce Paris 27536Alyce Paris 27536
Alyce Paris 27536 Sale priceCHF 325
Sold outAlyce Paris 27478Alyce Paris 27478
Alyce Paris 27478 Sale priceCHF 404
Sold outAlyce Paris 27495Alyce Paris 27495
Alyce Paris 27495 Sale priceCHF 466
Sold outAlyce Paris 27544Alyce Paris 27544
Alyce Paris 27544 Sale priceCHF 263
Sold outDancing Queen 4333Dancing Queen 4333
Dancing Queen 4333 Sale priceCHF 179 Regular priceCHF 238
Sold outAlyce Paris 61411Alyce Paris 61411
Alyce Paris 61411 Sale priceCHF 132
Sold outPortia and Scarlett PS21208 in BlackPortia and Scarlett PS21208 in Black
Portia and Scarlett PS21208 - MF Sale priceCHF 317 Regular priceCHF 669
Sold outAlyce Paris 61421 Dragon ScaleAlyce Paris 61421 Dragon Scale
Alyce Paris 61421 Sale priceCHF 202
Sold outAlyce Paris 61410 PinkAlyce Paris 61410 Pink
Alyce Paris 61410 Sale priceCHF 176
Sold outAlyce Paris 61415 Black GoldAlyce Paris 61415 Black Gold
Alyce Paris 61415 Sale priceCHF 176
Sold outAlyce Paris 61466 Dragon ScaleAlyce Paris 61466 Dragon Scale
Alyce Paris 61466 Sale priceCHF 152 Regular priceCHF 266
Sold outLadivine CM329 Redvideowise-widget-6675879ca76a3d00290aacea-7527809843393
Ladivine CM329 Sale priceCHF 303
Sold outLa Femme 31316 PurpleLa Femme 31316 Purple
La Femme 31316 Sale priceCHF 491
Sold outLa Femme 31598 GreenLa Femme 31598 Green
La Femme 31598 Sale priceCHF 409
Sold outAlyce Paris 61331 OrangeAlyce Paris 61331 Orange
Alyce Paris 61331 Sale priceFrom CHF 122
Sold outAlyce Paris 61409 PinkAlyce Paris 61409 Pink
Alyce Paris 61409 Sale priceCHF 140
Sold outLadivine - C57 Embellished Deep V Neck Mermaid Gown In Champagne and Goldvideowise-widget-6675879ca76a3d00290aacea-7459605414081
Ladivine C57 Sale priceCHF 199 Regular priceCHF 382
Sold outLadivine CD959 In PinkLadivine CD959 In Purple
Ladivine CD959 Sale priceCHF 280 Regular priceCHF 304
Sold outLadivine CB093 In Pinkvideowise-widget-6675879ca76a3d00290aacea-7459491152065
Ladivine CB093 Sale priceCHF 143
Sold outLadivine CD972 In Multi ColorLadivine CD972 In Multi Color
Ladivine CD972 Sale priceFrom CHF 179 Regular priceCHF 448
Sold outLadivine - C57 Embellished Deep V Neck Mermaid Gown In Champagne and GoldLadivine - C57 Embellished Deep V Neck Mermaid Gown In Champagne and Gold
Ladivine C57 - MF Sale priceCHF 286
Sold outFaviana 9535 RaspberryFaviana 9535 Raspberry
Faviana 9535 Sale priceCHF 403
Sold outFaviana S10846 PinkFaviana S10846 Pink
Faviana S10846 Sale priceCHF 294
Sold outFaviana S10838 BlueFaviana S10838 Blue
Faviana S10838 Sale priceCHF 278
Sold outFaviana S10836 BlueFaviana S10836 Blue
Faviana S10836 Sale priceCHF 294
Sold outFaviana S10821 RoyalFaviana S10821 Royal
Faviana S10821 Sale priceCHF 327
Sold outJovani JVN22830 PinkJovani JVN22830 Pink
Jovani JVN22830 - MF Sale priceFrom CHF 334
Sold outMac Duggal 79222D - MFMac Duggal - 79222D Floral Embroidered Long Sleeve Trumpet Dress In Neutral and Multi-Color
Mac Duggal 79222D - MF Sale priceFrom CHF 353 Regular priceCHF 728
Sold outAlyce Paris 27621 In Gold and BlackAlyce Paris 27621 In Gold and Black
Alyce Paris 27621 Sale priceCHF 343
Sold outAlyce Paris 27620 In Gold and BlackAlyce Paris 27620 In Gold and Black
Alyce Paris 27620 Sale priceCHF 307
Sold outFaviana S10656 In RedFaviana S10656 In Red
Faviana S10656 Sale priceCHF 368
Sold outFaviana S10631 In PurpleFaviana S10631 In Purple
Faviana S10631 Sale priceCHF 368
Sold outPortia and Scarlett PS22808 Multi-ColorPortia and Scarlett PS22808 in Multi-Color
Portia and Scarlett PS22808 Sale priceCHF 250
Sold outPortia and Scarlett PS22802 in PinkPortia and Scarlett PS22802 in Pink
Portia and Scarlett PS22802 Sale priceCHF 317
Sold outPortia and Scarlett PS21247 in PinkPortia and Scarlett PS21247 in Pink
Portia and Scarlett PS21247 Sale priceCHF 669

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!