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Long Formal Party Dresses & Formal Prom Gowns

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Ladivine T727Ladivine T727
Ladivine T727 Sale priceCHF 96
La Femme - 28033 Square Neckline Lace Embroidery Mermaid Formal Dress In BrownLa Femme - 28033 Square Neckline Lace Embroidery Mermaid Formal Dress In Blue
La Femme 28033 Sale priceCHF 380 Regular priceCHF 546
La Femme 32808 BlackLa Femme 32808 Black
La Femme 32808 Sale priceCHF 322
Mac Duggal 23018 Nude SilverMac Duggal 23018 Midnight
Mac Duggal 23018 Sale priceCHF 414
Jessica Angel 2614 PinkJessica Angel 2614 Pink
Jessica Angel 2614 Sale priceCHF 393
Clarisse 811128 Pastel OmbreClarisse 811128 Pastel Ombre
Clarisse 811128 Sale priceCHF 334
Jessica Angel 2543 Sky BlueJessica Angel 2543 Sky Blue
Jessica Angel 2543 Sale priceCHF 397
La Femme 32844 BlackLa Femme 32844 Black
La Femme 32844 Sale priceCHF 306
SCALA 60266 BananaSCALA 60266 Banana
SCALA 60266 Sale priceCHF 437
SCALA 48710 CSCALA 48710 C
SCALA 48710 C Sale priceCHF 411
Atria 6841HAtria 6841H
Atria 6841H Sale priceCHF 406
Portia and Scarlett PS26406CPortia and Scarlett PS26406C
Portia and Scarlett PS26406C Sale priceCHF 764
Portia and Scarlett PS26148Portia and Scarlett PS26148
Portia and Scarlett PS26148 Sale priceCHF 521
Terani Couture 2021E2835Terani Couture 2021E2835
Terani Couture 2021E2835 Sale priceCHF 527
Mac Duggal 6077 GoldMac Duggal 6077 Gold
Mac Duggal 6077 Sale priceCHF 414 Regular priceCHF 2,162
SCALA 61312 Bright EmeraldSCALA 61312 Bright Emerald
SCALA 61312 Sale priceCHF 444
Elizabeth K GL3520 LavenderElizabeth K GL3520 Lavender
Elizabeth K GL3520 Sale priceCHF 1,028
Jovani 09127 in Blue and WhiteJovani 09127 in Blue and White
Jovani 09127 Sale priceCHF 742
GLS by Gloria GL3117 BlackGLS by Gloria GL3117 Black
GLS by Gloria GL3117 Sale priceCHF 296 Regular priceCHF 591
Ieena Duggal 55681 In GreenIeena Duggal 55681 In Green
Ieena Duggal 55681 Sale priceCHF 180 Regular priceCHF 334
Jessica Angel 2403 Light GoldJessica Angel 2403 Light Gold
Jessica Angel 2403 Sale priceCHF 411
Jessica Angel 2401 BubblegumJessica Angel 2401 Bubblegum
Jessica Angel 2401 Sale priceCHF 447
Portia and Scarlett PS25630E BlackPortia and Scarlett PS25630E Black
Portia and Scarlett PS25630E Sale priceCHF 576
Faviana S10800 Dark EmeraldFaviana S10800 Dark Emerald
Faviana S10800 Sale priceCHF 386
La Femme - 28053 V Neck Lace A-Line Gown In NeutralLa Femme - 28053 V Neck Lace A-Line Gown In Blue
La Femme 28053 Sale priceCHF 451 Regular priceCHF 530
Portia and Scarlett PS26085Portia and Scarlett PS26085
Portia and Scarlett PS26085 Sale priceCHF 428
Elizabeth K GL3532 Off WhiteElizabeth K GL3532 Off White
Elizabeth K GL3532 Sale priceCHF 1,002
Elizabeth K GL3521 Royal BlueElizabeth K GL3521 Royal Blue
Elizabeth K GL3521 Sale priceCHF 807
La Femme 31578 PurpleLa Femme 31578
La Femme 31578 Sale priceCHF 322
La Femme - 29829 Floral Appliqued Long Dress In PinkLa Femme - 29829 Floral Appliqued Long Dress In Pink
La Femme 29829 Sale priceCHF 484 Regular priceCHF 551
Mac Duggal 5500 In Neutral and SilverMac Duggal 5500 In Neutral and Silver
Mac Duggal 5500 Sale priceCHF 607 Regular priceCHF 1,203
Ladivine CD0216 Black-NudeLadivine CD0216 Silver
Ladivine CD0216 Sale priceCHF 239
Mac Duggal - 20262 Bell Sleeve Embroidered A-Line Gown In PinkMac Duggal - 20262 Bell Sleeve Embroidered A-Line Gown In Pink
Mac Duggal 20262 Sale priceCHF 556
Mac Duggal 79390 CranberryMac Duggal 79390 Midnight
Mac Duggal 79390 Sale priceCHF 697
SCALA 61206 BurgundySCALA 61206 Burgundy
SCALA 61206 Sale priceCHF 411
Alyce Paris 61882 SantoriniAlyce Paris 61882 Santorini
Alyce Paris 61882 Sale priceCHF 202 Regular priceCHF 295
Ladivine CB102 PurpleLadivine CB102 Blue
Ladivine CB102 Sale priceCHF 172 Regular priceCHF 344
Alyce Paris 61378 - Sequin Embellished Sleeveless Prom Dress Special Occasion Dress 000 / GoldAlyce Paris 61378 - Sequin Embellished Sleeveless Prom Dress Special Occasion Dress
Alyce Paris 61378 Sale priceCHF 155
Mac Duggal 10780Mac Duggal 10780 In Pink
Mac Duggal 10780 Sale priceCHF 264 Regular priceCHF 502
Alyce Paris 61868 Ivory/BlueAlyce Paris 61868 Ivory/Blue
Alyce Paris 61868 Sale priceCHF 289 Regular priceCHF 408
MacDuggal 4715 full length light beige evening sequin dress with high neck and cap sleeves. This long light gold beaded dress is perfect for engagment dress, prom formal party, gala, reception dress. Light pink beaded gown is available in plus sizesMacDuggal 4715 full length light beige evening sequin dress with high neck and cap sleeves.Back of long light gold beaded dress is perfect for engagment dress, prom formal party, gala, reception dress. Light pink beaded gown is available in plus sizes
Mac Duggal 4715 Sale priceCHF 520 Regular priceCHF 899
Alyce Paris 61694 Black/FlameAlyce Paris 61694 Black/Flame
Alyce Paris 61694 Sale priceCHF 372
Ieena Duggal 26988 EmeraldIeena Duggal 26988 Emerald
Ieena Duggal 26988 Sale priceCHF 433 Regular priceCHF 778
Dancing Queen 4030AADancing Queen 4030AA
Dancing Queen 4030AA Sale priceCHF 113
Jessica Angel 2532 SeafoamJessica Angel 2532 Seafoam
Jessica Angel 2532 Sale priceCHF 411
Jessica Angel 2390 RoyalJessica Angel 2390 Royal
Jessica Angel 2390 Sale priceCHF 447
Primavera 3073Primavera 3073
Primavera 3073 Sale priceCHF 419
Ellie Wilde EW37046Ellie Wilde EW37046
Ellie Wilde EW37046 Sale priceCHF 382

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!