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Long Formal Party Dresses & Formal Prom Gowns

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Elizabeth K GL2604Elizabeth K GL2604
Elizabeth K GL2604 Sale price$507 USD
Ieena Duggal - 26573 Long Sleeve Shirred Gown In BlueIeena Duggal 26573 Midnight
Ieena Duggal 26573 Sale price$348 USD
Alyce Paris 61882 SantoriniAlyce Paris 61882 Santorini
Alyce Paris 61882 Sale price$484 USD
Jessica Angel 2581 BlackJessica Angel 2581 Black
Jessica Angel 2581 Sale price$490 USD
Ieena Duggal 495191 Apple GreenIeena Duggal 495191 Apple Green
Ieena Duggal 495191 Sale price$149 USD Regular price$298 USD
Ladivine 7445 BlueLadivine 7445 Rose
Ladivine 7446 Sale priceFrom $92
Mac Duggal 20263 In CinammonMac Duggal 20263 In Cinammon
Mac Duggal 20263 Sale price$798 USD
Alyce Paris 61715 BlackAlyce Paris 61715 Black
Alyce Paris 61715 Sale priceFrom $299
Alyce Paris 61775 BlackAlyce Paris 61775 Black
Alyce Paris 61775 Sale price$750 USD
Ladivine CC446 Indigo GreyLadivine CC446 Indigo Grey
Ladivine CC446 Sale price$199 USD
Portia and Scarlett PS25193 LilacPortia and Scarlett PS25193 Lilac
Portia and Scarlett PS25193 Sale price$790 USD
Mac Duggal 50670 GreenMac Duggal 50670 Green
Mac Duggal 50670 Sale Sale price$299 USD Regular price$598 USD
May Queen LK263 WhiteMay Queen LK263 White
May Queen LK263 Sale price$1,317 USD
Jessica Angel 2433 AdobeJessica Angel 2433 Adobe
Jessica Angel 2433 Sale price$550 USD
Jovani 23898 Naby NavyJovani 23898 Naby Navy Back
Jovani 23898 Sale price$950 USD
Jessica Angel 568 GreenJessica Angel 568 Green
Jessica Angel 568 Sale price$370 USD
SCALA 60261 Dolphin PearlSCALA 60261 Dolphin Pearl
SCALA 60261 Sale price$526 USD
Portia and Scarlett PS26072Portia and Scarlett PS26072
Portia and Scarlett PS26072 Sale price$569 USD
SCALA 60100 CalypsoSCALA 60100 Calypso
SCALA 60100 A Sale price$473 USD
GLS by Gloria GL3495 Sage GreenGLS by Gloria GL3495 Sage Green
GLS by Gloria GL3495 Sale price$412 USD
Mac Duggal 9236 BlackMac Duggal 9236 Black
Mac Duggal 9236 Sale price$698 USD
Ladivine 7444 RoseLadivine 7444 Rose
Ladivine 7444 Sale price$149 USD
Mac Duggal 93583 In BlueMac Duggal 93583 In Blue
Mac Duggal 93583 Sale price$698 USD
La Femme 32878 BlackLa Femme 32878 Black
La Femme 32878 Sale price$470 USD
Mac Duggal - 5510 Puff Sleeve Sequin Long Gown In BlueMac Duggal - 5510 Puff Sleeve Sequin Long Gown In Blue
Mac Duggal 5510 Sale price$398 USD
Mac Duggal 2211 Apple GreenMac Duggal 2211 Apple Green
Mac Duggal 2211 Sale price$398 USD
Mac Duggal 68223 PinkMac Duggal A68223
Mac Duggal A68223 Sale price$598 USD Regular price$1,196 USD
Mac Duggal 49872 ChartreuseMac Duggal 49872 Chartreuse
Mac Duggal 49872 Sale price$598 USD
GLS by Gloria GL3272 GreenGLS by Gloria GL3272 Green
GLS by Gloria GL3272 Sale price$182 USD
Portia and Scarlett PS25209 ChampagnePortia and Scarlett PS25209 Champagne
Portia and Scarlett PS25209 Sale price$702 USD
Mac Duggal 11839 BlackMac Duggal 11839-2 Black
Mac Duggal 11839 Sale price$1,398 USD
Ieena Duggal 55933 Black MultiIeena Duggal 55933 Black Multi
Ieena Duggal 55933 Sale price$498 USD
Atria 6863H PurpleAtria 6863H Purple
Atria 6863H Sale price$430 USD
Portia and Scarlett PS25270 Blue
Portia and Scarlett PS25270 Sale price$790 USD
GLS by Gloria GL3158 - Embroidered Lace Tulle Gown Special Occasion Dress XS / Cappuccino/GrayGLS by Gloria GL3158 - Embroidered Lace Tulle Gown Special Occasion Dress
GLS by Gloria GL3158 Sale price$458 USD Regular price$1,434 USD
Alyce Paris 61532 RosewaterAlyce Paris 61532 Rosewater
Alyce Paris 61532 Sale priceFrom $419
GLS by Gloria GL3376 OrangeGLS by Gloria GL3376 Orange
GLS by Gloria GL3376 Sale price$228 USD
Mac Duggal 68520 Blue MlutiMac Duggal 68520 Blue Mluti
Mac Duggal 68520 Sale price$598 USD
May Queen RQ8183 Teal BlueMay Queen RQ8183 Teal Blue
May Queen RQ8183 Sale price$253 USD
Ieena Duggal 2634 Plum FloralIeena Duggal 2634 Plum Floral
Ieena Duggal 2634I Sale price$398 USD
Clarisse 811121 RoyalClarisse 811121 Royal
Clarisse 811121 Sale price$378 USD
Ieena Duggal 56037 RubyIeena Duggal 56037 Ruby
Ieena Duggal 56037 Sale price$458 USD
Clarisse 811259 BlackClarisse 811259 Black
Clarisse 811259 Sale price$650 USD
Ladivine 15721 EmeraldLadivine 15721 Emerald
Ladivine 15721 Sale price$990 USD
May Queen RQ8181 Ivory NudeMay Queen RQ8181 Ivory Nude
May Queen RQ8181 Sale price$454 USD
La Femme 32918 RedLa Femme 32918 Red
La Femme 32918 Sale price$398 USD
Mac Duggal 67297 Antique BronzeMac Duggal 67297 Antique Bronze
Mac Duggal 67297M Sale price$598 USD
Alyce Paris 61694 Black/FlameAlyce Paris 61694 Black/Flame
Alyce Paris 61694 Sale price$428 USD

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!