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Long Formal Party Dresses & Formal Prom Gowns

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Elizabeth K GL3560 Rose GoldElizabeth K GL3560 Rose Gold
Elizabeth K GL3560 Sale price$ 4,817
Alyce Paris 61738 RaspberryAlyce Paris 61738 Raspberry
Alyce Paris 61738 Sale price$ 7,277
SCALA 61313 BlackSCALA 61313 Black
SCALA 61313 Sale price$ 9,144
SCALA 61328 PeriwinkleSCALA 61328 Periwinkle
SCALA 61328 Sale price$ 12,080
Alyce Paris 61668 Ice LilacAlyce Paris 61668 Ice Lilac
Alyce Paris 61668 Sale price$ 11,552
Clarisse 811136 LavenderClarisse 811136 Lavender
Clarisse 811136 Sale price$ 9,389
Faviana S10810 RaspberryFaviana S10810 Raspberry
Faviana S10810 Sale price$ 6,440
Clarisse 62148Clarisse 62148
Clarisse 62148 Sale price$ 9,956
Primavera 4532Primavera 4532
Primavera 4532 Sale price$ 11,952
La Femme 29481 In BlueLa Femme 29481 In Blue
La Femme 29481 Sale price$ 7,161 Regular price$ 8,590
Ladivine CD252 Champagne Goldvideowise-widget-6675879ca76a3d00290aacea-7527845789889
Ladivine CD252 Sale price$ 4,212
Alyce Paris 61703 BlackAlyce Paris 61703 Black
Alyce Paris 61703 Sale price$ 6,916
Faviana S10805 GreenFaviana S10805 Green
Faviana S10805 Sale price$ 9,672
Faviana 11028 Black/SunburstFaviana 11028 Black/Sunburst
Faviana 11028 Sale price$ 8,951
Ellie Wilde EW37101Ellie Wilde EW37101
Ellie Wilde EW37101 Sale price$ 9,775
Clarisse 62174Clarisse 62174
Clarisse 62174 Sale price$ 9,324
SCALA 48949  CalypsoSCALA 48949 Calypso
SCALA 48949 A Sale price$ 6,942
SCALA 60287 Black SilverSCALA 60287 Black Silver
SCALA 60287 Sale price$ 9,363
La Femme - 29292 Fitted Sequined Scoop Neck Dress In RedLa Femme - 29292 Fitted Sequined Scoop Neck Dress In Red
La Femme 29292 Sale price$ 1,675
GLS by Gloria GL3219 TurquoiseGLS by Gloria GL3219 Turquoise
GLS by Gloria GL3219 Sale price$ 4,379 Regular price$ 8,745
Andrea and Leo A1254 BlackAndrea and Leo A1254 Black
Andrea and Leo A1254 Sale price$ 4,263 Regular price$ 9,041
Faviana 11022 WineFaviana 11022 Wine
Faviana 11022 Sale price$ 9,672
Portia and Scarlett PS25603EPortia and Scarlett PS25603E
Portia and Scarlett PS25603E Sale price$ 10,973
Sold outMac Duggal 68222 Apple GreenMac Duggal 68222 Apple Green
Mac Duggal 68222 Sale price$ 7,637
Jessica Angel 2620 Neon PinkJessica Angel 2620 Neon Pink
Jessica Angel 2620 Sale price$ 13,999
Mac Duggal - 5124D Illusion Beaded Paisley Ornate Gown In Champagne & GoldMac Duggal - 5124D Illusion Beaded Paisley Ornate Gown In Champagne & Gold
Mac Duggal 5124 Sale price$ 11,565 Regular price$ 28,513
Terani Couture 2021M2986Terani Couture 2021M2986
Terani Couture 2021M2986 Sale price$ 11,667
Ladivine CD0217 Smoky BlueLadivine CD0217 Smoky Blue
Ladivine CD0217 Sale price$ 2,538 Regular price$ 6,079
Terani Couture 252M5357Terani Couture 252M5357
Terani Couture 252M5357 Sale price$ 14,525
Alyce Paris 61467 Dragon ScaleAlyce Paris 61467 Dragon Scale
Alyce Paris 61467 Sale price$ 3,310 Regular price$ 7,148
Primavera 4565Primavera 4565
Primavera 4565 Sale price$ 9,312
SCALA 61203 Fuchsia MultiSCALA 61203 Fuchsia Multi
SCALA 61203 Sale price$ 9,878
GLS by Gloria GL3205 Hot PinkGLS by Gloria GL3205 Hot Pink
GLS by Gloria GL3205 Sale price$ 7,509 Regular price$ 15,004
Ieena Duggal - 2630I Long Beaded Cutout Gown In BlackIeena Duggal - 2630I Long Beaded Cutout Gown In Black
Ieena Duggal 2630 Sale price$ 4,495 Regular price$ 8,552
Andrea and Leo A1334 BlushAndrea and Leo A1334 Blue
Andrea and Leo A1334 Sale price$ 5,551 Regular price$ 12,093
Mac Duggal 9226 BlackMac Duggal 9226 Black
Mac Duggal 9226 Sale price$ 10,728
Ladivine CM377 ChampagneLadivine CM377 Dusty Rose
Ladivine CM377 Sale price$ 5,500
Ellie Wilde EW37051Ellie Wilde EW37051
Ellie Wilde EW37051 Sale price$ 10,290
Mac Duggal 20283 In BlueMac Duggal 20283 In Blue
Mac Duggal 20283 Sale price$ 10,728
Alyce Paris 61689 Blue Green/MultiAlyce Paris 61689 Blue Green/Multi
Alyce Paris 61689 Sale price$ 6,324
Jessica Angel 2515 CeriseJessica Angel 2515 Cerise
Jessica Angel 2515 Sale price$ 8,732
Elizabeth K GL2802Elizabeth K GL2802
Elizabeth K GL2802 Sale price$ 7,406 Regular price$ 14,798
Portia and Scarlett PS25602EPortia and Scarlett PS25602E
Portia and Scarlett PS25602E Sale price$ 10,239
Clarisse 62300Clarisse 62300
Clarisse 62300 Sale price$ 9,170
Ladivine CR383Ladivine CR383
Ladivine CR383 Sale price$ 6,144
Ladivine CC8915 RedLadivine CC8915 Red
Ladivine CC8915 Sale price$ 3,143 Regular price$ 7,084
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 price$ 7,521 Regular price$ 8,874
Portia and Scarlett PS25286 BlushPortia and Scarlett PS25286 Blush
Portia and Scarlett PS25286 Sale price$ 11,707

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!