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Long Formal Party Dresses & Formal Prom Gowns

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Jessica Angel 568 GreenJessica Angel 568 Green
Jessica Angel 568 Sale priceCHF 338
GLS by Gloria GL3220 FuchsiaGLS by Gloria GL3220 Fuchsia
GLS by Gloria GL3220 Sale priceCHF 217 Regular priceCHF 433
SCALA 60339SCALA 60339
SCALA 60339 Sale priceCHF 437 Regular priceCHF 495
Mac Duggal 79357 PurpleMac Duggal 79357 Purple
Mac Duggal 79357 Sale priceCHF 969
Jessica Angel 2531 RedJessica Angel 2531 Red
Jessica Angel 2531 Sale priceCHF 411
Ieena Duggal 55680 In RedIeena Duggal 55680 In Red
Ieena Duggal 55680 Sale Sale priceCHF 180 Regular priceCHF 334
SCALA 61303 SapphireSCALA 61303 Sapphire
SCALA 61303 Sale priceCHF 428
Clarisse 62190Clarisse 62190
Clarisse 62190 Sale priceCHF 377
Ladivine CDS450 BlueLadivine CDS450 Blue
Ladivine CDS450 Sale priceCHF 157
Mac Duggal 20889 BlackMac Duggal 20889 Black
Mac Duggal 20889 Sale priceCHF 556
Ladivine CR88Ladivine CR88
Ladivine CR880 Sale priceCHF 196
La Femme 32680 BlackLa Femme 32680 Black
La Femme 32680 Sale priceCHF 353
Ieena Duggal 55632 GreenIeena Duggal 55632 Green
Ieena Duggal 55632 Sale Sale priceCHF 180 Regular priceCHF 334
Ellie Wilde EW37207Ellie Wilde EW37207
Ellie Wilde EW37207 Sale priceCHF 463
Andrea and Leo A1330 BlushAndrea and Leo A1330 Blush
Andrea and Leo A1330 Sale priceCHF 252
Clarisse 811139 Steel BlueClarisse 811139 Steel Blue
Clarisse 811139 Sale priceCHF 310
La Femme 32684 BlackLa Femme 32684 Black
La Femme 32684 Sale priceCHF 257
La Femme - 28950 Embroidered Off Shoulder Tulle Gown In RedLa Femme - 28950 Embroidered Off Shoulder Tulle Gown In Neutral
La Femme 28950 Sale priceCHF 380
Jovani 23201 OrangeJovani 23201 Orange
Jovani 23201 Sale priceCHF 516
Primavera 4551Primavera 4551
Primavera 4551 Sale priceCHF 381
Ladivine 7448W Off WhiteLadivine 7448W Off White
Ladivine 7448W Sale priceCHF 154
Jessica Angel 2592 Dark Neon PinkJessica Angel 2592 Dark Neon Pink
Jessica Angel 2592 Sale priceCHF 411
Alyce Paris 61437 PinkAlyce Paris 61437 Pink
Alyce Paris 61437 Sale priceCHF 303
Mac Duggal 8046 TealMac Duggal 8046 Teal
Mac Duggal 8046 Sale priceCHF 450
Faviana 11057 Forest GreenFaviana 11057 Forest Green
Faviana 11057 Sale priceCHF 386
 GLS by Gloria GL3134 LavenderGLS by Gloria GL3134 Lavender
GLS by Gloria GL3134 Sale priceCHF 276 Regular priceCHF 551
La Femme 33031 Light BlueLa Femme 33031 Light Blue
La Femme 33031 Sale priceCHF 338
Faviana S10816 SilverFaviana S10816 Silver
Faviana S10816 Sale priceCHF 386
Alyce Paris 61478 RedAlyce Paris 61478 Red
Alyce Paris 61478 Sale priceCHF 389
GLS by Gloria GL3284 IvoryGLS by Gloria GL3284 Ivory
GLS by Gloria GL3284 Sale priceCHF 237 Regular priceCHF 474
Ellie Wilde EW37049Ellie Wilde EW37049
Ellie Wilde EW37049 Sale priceCHF 417
SCALA 61346 RoyalSCALA 61346 Royal
SCALA 61346 Sale priceCHF 428
Mac Duggal 93790Mac Duggal 93790
Mac Duggal 93790 Sale priceCHF 483
Ladivine CL9Ladivine CL9
Ladivine CL09 Sale priceCHF 217
La Femme - 27915 Ornate Lace Short Sleeve Long Dress In PinkLa Femme - 27915 Ornate Lace Short Sleeve Long Dress In Blue
La Femme 27915 Sale priceCHF 322 Regular priceCHF 498
Elizabeth K GL3152 BlushElizabeth K GL3152 Blush
Elizabeth K GL3152 Sale priceCHF 190 Regular priceCHF 379
GLS by Gloria GL3209 Baby BlueGLS by Gloria GL3209 Baby Blue
GLS by Gloria GL3209 Sale priceCHF 200
Jessica Angel 2514 Dark BlueJessica Angel 2514 Dark Blue
Jessica Angel 2514 Sale priceCHF 356
Clarisse 811251 TurquoiseClarisse 811251 Turquoise
Clarisse 811251 Sale priceCHF 352
Portia and Scarlett PS26096Portia and Scarlett PS26096
Portia and Scarlett PS26096 Sale priceCHF 498
Jovani 08400 BlueJovani 08400 Blue
Jovani 08400 Sale priceCHF 516
Jovani 23898 Naby NavyJovani 23898 Naby Navy Back
Jovani 23898 Sale priceCHF 829
Jessica Angel 2755Jessica Angel 2755
Jessica Angel 2755 Sale priceCHF 446
GLS by Gloria GL3257 ChampagneGLS by Gloria GL3257 Champagne
GLS by Gloria GL3257 Sale priceCHF 277 Regular priceCHF 554
GLS by Gloria GL3130 BlackGLS by Gloria GL3130 Black
GLS by Gloria GL3130 Sale priceCHF 255 Regular priceCHF 508
Ladivine CDS545Ladivine CDS545
Ladivine CDS545 Sale priceCHF 302
Mac Duggal 50640 SapphireMac Duggal 50640 Sapphire
Mac Duggal 50640 Sale priceCHF 256 Regular priceCHF 459
Portia and Scarlett PS26272Portia and Scarlett PS26272
Portia and Scarlett PS26272 Sale priceCHF 764

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!