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Long Formal Party Dresses & Formal Gowns

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5619 Item

Ladivine CD416 smoky blue off-shoulder fitted chiffon gown — head-on front view of the corset silhouette with high slitLadivine CD416 smoky blue — rear-facing view of the crisscross back straps and fitted chiffon skirt
Portia and Scarlett PS25213 BlackPortia and Scarlett PS25213 Black
Portia and Scarlett PS25213 Sale price$548 USD
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 price$378 USD
La Femme - 27908 Floral V Neck A-Line Dress In BrownLa Femme - 27908 Floral V Neck A-Line Dress In Brown
La Femme 27908 Sale price$438 USD
Jessica Angel 2619 CobaltJessica Angel 2619 Cobalt
Jessica Angel 2619 Sale price$550 USD
Elizabeth K GL3163Elizabeth K GL3163
Elizabeth K GL3163 Sale price$205 USD Regular price$1,074 USD
Faviana S10814 Cloud BlueFaviana S10814 Cloud Blue
Faviana S10814 Sale price$478 USD
Elizabeth K GL3704Elizabeth K GL3704
Elizabeth K GL3704 Sale price$412 USD
Portia and Scarlett PS25187Portia and Scarlett PS25187
Portia and Scarlett PS25187 Sale price$658 USD
Mac Duggal - 35109 Flutter Sleeve Beaded Gown In PurpleMac Duggal 35109 Aubergine
Mac Duggal 35109 Sale price$698 USD
Ladivine CDS562 black sleeveless beaded jersey fitted gown with high slit — polished dark head-on front view of the floor-length prom and pageant formalLadivine CDS562 black — rear-facing view of the sleeveless beaded jersey gown showing the fitted back construction and high slit
Clarisse 810807 Black/NudeClarisse 810807 Black/Nude
Clarisse 810807 Sale price$410 USD
May Queen MQ2138 RedMay Queen MQ2138 Red
May Queen MQ2138 Sale price$176 USD
Andrea and Leo A1334 BlushAndrea and Leo A1334 Blue
Andrea and Leo A1334 Sale price$284 USD Regular price$647 USD
Portia and Scarlett PS26024Portia and Scarlett PS26024
Portia and Scarlett PS26024 Sale price$619 USD
Clarisse 810910 Blue OmbreClarisse 810910
Clarisse 810910 Sale price$358 USD
Dancing Queen 4338Dancing Queen 4338
Dancing Queen 4338 Sale price$283 USD
Faviana 11412Faviana 11412
Faviana 11412 Sale price$538 USD
Andrea and Leo A1273 English VioletAndrea and Leo A1273 English Violet
Andrea and Leo A1273 Sale price$798 USD
GLS by Gloria GL3161 - Asymmetrical Sequined Sheath Gown Special Occasion Dress XS / GreenGLS by Gloria GL3161 - Asymmetrical Sequined Sheath Gown Special Occasion Dress
GLS by Gloria GL3161 Sale price$343 USD Regular price$774 USD
Dancing Queen 4295ADancing Queen 4295A
Dancing Queen 4295A Sale price$150 USD Regular price$216 USD
May Queen RQ8169 BlackMay Queen RQ8169 Black
May Queen RQ8169 Sale price$319 USD Regular price$386 USD
Ladivine CD821 BlackLadivine CD821 Black
Ladivine CD821 Sale price$249 USD
Faviana S10822E BlackFaviana S10822E Black
Faviana S10822E Sale price$518 USD
Clarisse 62210Clarisse 62210
Clarisse 62210 Sale price$539 USD
Ladivine KV1136C champagne strapless sweetheart beaded satin corset gown — warm ivory-gold front view with high slitLadivine KV1136C champagne — rear-facing view of the crisscross back straps and fitted satin train
Portia and Scarlett PS25240Portia and Scarlett PS25240 Emerald
Portia and Scarlett PS25240 Sale price$372 USD
Atria 6802HAtria 6802H
Atria 6802H Sale price$410 USD
Faviana 11013 Sea BlueFaviana 11013 Sea Blue
Faviana 11013 Sale price$358 USD
Primavera 4533Primavera 4533
Primavera 4533 Sale price$599 USD
Andrea and Leo A0997WAndrea and Leo A0997W
Andrea and Leo A0997W Sale price$370 USD
Elizabeth K GL3519 SilverElizabeth K GL3519 Silver
Elizabeth K GL3519 Sale price$1,017 USD
La Femme - 30721 Beaded Corset Tulle A-Line Dress In PinkLa Femme - 30721 Beaded Corset Tulle A-Line Dress In Pink
La Femme 30721 Sale price$70 USD
Terani Couture 252E5513Terani Couture 252E5513
Terani Couture 252E5513 Sale price$573.75 USD
Faviana 11000 Pink/SilverFaviana 11000 Pink/Silver
Faviana 11000 Sale price$498 USD
Terani Couture 252M5521Terani Couture 252M5521
Terani Couture 252M5521 Sale price$843.75 USD
Primavera 4542Primavera 4542
Primavera 4542 Sale price$549 USD
Portia and Scarlett PS26085Portia and Scarlett PS26085
Portia and Scarlett PS26085 Sale price$639 USD
May Queen MQ2139 VioletMay Queen MQ2139 Violet
May Queen MQ2139 Sale price$248 USD
La Femme - 28036 Bateau Neck Floral Lace Over Tulle Long Formal Dress In BurgundyLa Femme - 28036 Bateau Neck Floral Lace Over Tulle Long Formal Dress In Green
La Femme 28036 Sale price$538 USD
Mac Duggal - 11187 Long Sleeve Embroidered Gown In GoldMac Duggal - 11187 Long Sleeve Embroidered Gown In Gold
Mac Duggal 11187 Sale price$698 USD
Clarisse 810438 Forest GreenClarisse 810438 Forest Green
Clarisse 810438 Sale price$318 USD
Mac Duggal Evening - 79317D Classy Embellished A-Line Gown In GoldMac Duggal Evening - 79317D Classy Embellished A-Line Gown In Gold
Mac Duggal 79317 Sale price$698 USD
GLS by Gloria GL3377 SageGLS by Gloria GL3377 Sage
GLS by Gloria GL3377 Sale price$251 USD
May Queen MQ2181May Queen MQ2181
May Queen MQ2181 Sale price$159 USD
Ladivine J892 red strapless beaded sequin corset gown — vivid scarlet head-on front view of the fitted prom, pageant and holiday formal with trainLadivine J892 red — rear-facing view of the strapless sequin corset gown showing the fitted back construction and red beaded train
LaDivine J880 burgundy off-shoulder sweetheart satin evening gown — front view with overskirt trainLaDivine J880 burgundy — back view of the satin gown and sweeping overskirt train
Clarisse 62106Clarisse 62106
Clarisse 62106 Sale price$482 USD

2026 Long Formal Party Dresses & Formal Prom Gowns
Check out our 2026 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!