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Long Formal Party Dresses & Formal Prom Gowns

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830 Item

Terani Couture 2011P1032 RedTerani Couture 2011P1032 Red
Terani Couture 2011P1032 Sale price$ 7,693
Portia and Scarlett PS25169 CobaltPortia and Scarlett PS25169
Jessica Angel 837 RedJessica Angel 837 Red
Jessica Angel 837 Sale price$ 8,199
Jessica Angel 981 Silver/BlueJessica Angel 981 Silver/Blue
Jessica Angel 981 Sale price$ 12,398
Jessica Angel 789 RedJessica Angel 789 Red
Jessica Angel 789 Sale price$ 10,292
Jessica Angel 555Jessica Angel 555
Jessica Angel 555 Sale price$ 9,039
Mayqueen MQ 1740 long metallic gold halter evening fitted mermaid dress w/low back.Full length satin gown is perfect for enagagement/e-shoot dress, formal wedding guest, indowestern gown, evening party dress, prom, bridesmaid. Plus sizes avail.jpgMayqueen MQ 1740 long navy blue halter evening fitted mermaid dress w/low back.Full length dark blue satin gown is perfect for enagagement/e-shoot dress, formal wedding guest, indowestern gown, evening party dress, prom, bridesmaid. Plus sizes avail.jpg
May Queen MQ1740 - MF Sale price$ 1,334 Regular price$ 1,947
La Femme - 30564 Embroidered V-Neck Mermaid Gown In BlackLa Femme - 30564 Embroidered V-Neck Mermaid Gown In Black
La Femme 30564 Sale price$ 7,039
Jessica Angel 10015 WhiteJessica Angel 10015 White
Jessica Angel 10015 Sale price$ 14,491
Jessica Angel 430 YellowJessica Angel 430 Yellow
Jessica Angel 430 Sale price$ 8,199
Jessica Angel 588 RedJessica Angel 588 Red
Jessica Angel 588 Sale price$ 7,359
Jessica Angel 994 IvoryJessica Angel 994 Ivory
Jessica Angel 994 Sale price$ 8,826
Jessica Angel 10031 WhiteJessica Angel 10031 White
Jessica Angel 10031 Sale price$ 15,758
Jessica Angel 2383 LavenderJessica Angel 2383 Lavender
Jessica Angel 2383 Sale price$ 9,879
Jessica Angel 2360 RedJessica Angel 2360 Red
Jessica Angel 2360 Sale price$ 16,598
Jessica Angel 370 Dark Fuchsia/BlackJessica Angel 370 Dark Fuchsia/Black
Jessica Angel 370 Sale price$ 8,199
Jessica Angel 210 Royal
Jessica Angel 210 Sale price$ 9,452
Mayqueen RQ7811 long dusty blue v neck sexy fitted lace mermaid dress w/open back. Full length light blue gown is perfect for  enagagement/e-shoot dress, formal wedding guest, indowestern gown, evening party dress, prom, bridesmaid. Plus sizes avail.jpgMayqueen RQ7811 long dusty blue v neck sexy fitted lace mermaid dress w/open back. Full length light blue gown is perfect for  enagagement/e-shoot dress, formal wedding guest, indowestern gown, evening party dress, prom, bridesmaid. Plus sizes avail-b.jpg
May Queen RQ7811 Sale price$ 2,587 Regular price$ 5,306
Mac Duggal 67711 MidnightMac Duggal 67711 Midnight
Mac Duggal 67711D Sale price$ 11,559
Atria - 6517H Single Shoulder Asymmetric Evening Gown In GoldAtria - 6517H Single Shoulder Asymmetric Evening Gown In Gold
Atria 6517H Sale price$ 8,599 Regular price$ 9,122
Andrea and Leo - A0725 Plunged Off-Shoulder Metallic Mermaid Gown In BlueAndrea and Leo - A0725 Plunged Off-Shoulder Metallic Mermaid Gown In Blue
Andrea and Leo A0725 - MF Sale price$ 5,026 Regular price$ 6,359
Jessica Angel 971 Dark GreenJessica Angel 971 Dark Green
Jessica Angel 971 Sale price$ 9,879
 La Femme 31421 BlueLa Femme 31421 Blue
La Femme 31421-MF Sale priceFrom $ 11,159
Jessica Angel SP347Jessica Angel SP347
Jessica Angel SP347 Sale price$ 7,986
Jessica Angel SP366 CharcoalJessica Angel SP366
Jessica Angel SP366 Sale price$ 8,199
Jessica Angel 985 Silver/BlueJessica Angel 985 Silver/Blue
Jessica Angel 985 Sale price$ 12,398
MFA14197 - MF Sale price$ 7,972
Ladivine CD764 PlatinumLadivine CD764 Platinum
MF7694 - MF Sale price$ 11,945
Sold outLa Femme 30584 Royal BlueLa Femme 30584 Royal Blue
La Femme 30584 - MF Sale price$ 11,985
Sold outLadivine CD0214 BlackLadivine CD0214 Black
MFCD0214 -MF Sale price$ 6,133
Jessica Angel 947 RoyalJessica Angel 947 Red
Jessica Angel 947-MF Sale price$ 7,932
Ladivine CD0105 Dusty RoseLadivine CD0105 Dusty Rose
MF01095 - MF Sale price$ 5,999
Sold outLadivine CD332 English VioletLadivine CD332 Paris Blue
MFCD332-MF Sale price$ 8,946
La Femme - 28355 Sparkly Lace Illusion Bodice Mermaid Gown In BlackLa Femme - 28355 Sparkly Lace Illusion Bodice Mermaid Gown In Black
La Femme 28355 - MF Sale price$ 6,639
Atria 6760H - MFAtria 6760H - MF
Atria 6760H - MF Sale price$ 8,266
Jovani 42600 Orange/LilacJovani 42600 Orange/Lilac
Jovani 42600 - MF Sale price$ 12,865
Jessica Angel 2424 Rust OliveJessica Angel 2424 Rust Olive
Jessica Angel 2424 - MF Sale price$ 7,919
Jessica Angel 2407 Rust OliveJessica Angel 2407 Rust Olive
Jessica Angel 2407 - MF Sale price$ 6,933 Regular price$ 9,239
Jessica Angel 2367 Neon YellowJessica Angel 2367 Neon Yellow
Jessica Angel 2367 - MF Sale price$ 10,225
Ladivine CC8952 PinkLadivine CC8952 Blue
Ladivine CC8952 - MF Sale price$ 3,986 Regular price$ 5,560
Jessica Angel 813 Bright GreenJessica Angel 813 Bright Green
Jessica Angel 813 - MF Sale price$ 7,399 Regular price$ 8,586
Ladivine J816 In Silver and GrayLadivine J816 In Silver and Gray
Ladivine J816 - MF Sale price$ 2,653
Jessica Angel 507 BlossomJessica Angel 507 Blossom
Jessica Angel 507 - MF Sale price$ 7,399 Regular price$ 8,586
Ladivine J820 Silver Neutral Ladivine J820 Silver Neutral
Ladivine J820 - MF Sale price$ 5,120
Ladivine CD847 Silver-NudeLadivine CD847 Silver-Nude
MF8497-MF Sale price$ 8,799
Jessica Angel 2377 OrangeJessica Angel 2377 Orange
Jessica Angel 2377 - MF Sale price$ 8,826
Ladivine - J810 Embellished Corset Bodice Mermaid Gown In Champagne and GoldLadivine - J810 Embellished Corset Bodice Mermaid Gown In Champagne and Gold
MFJ8190 - MF Sale price$ 5,999 Regular price$ 6,639
Sold outLadivine CDS470 Dusty BlueLadivine CDS470 Fuchsia
MFCDS4790-MF Sale price$ 8,346

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!