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Long Formal Party Dresses & Formal Prom Gowns

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La Femme 30977 BlackLa Femme 30977 Black
La Femme 30977 Sale price$ 5,027
La Femme 31234 GreenLa Femme 31234 Green
La Femme 31234 Sale price$ 5,753
La Femme 28985 Dark EmeraldLa Femme 28985 Red
La Femme 28985 Sale price$ 9,005
La Femme 31442 PinkLa Femme 31442 Pink
La Femme 31442 Sale price$ 5,027
Dancing Queen 4270 In OrangeDancing Queen 4270 In Orange
Dancing Queen 4270 Sale price$ 4,937
La Femme 31508 Dark BerryLa Femme 31508 Dark Berry
La Femme 31508 Sale price$ 5,390
Ladivine CB112 GreenLadivine CB112 Green
Ladivine CB112 Sale price$ 2,954 Regular price$ 6,556
La Femme 31122 PurpleLa Femme 31122 Purple
La Femme 31122 Sale price$ 6,478
Mac Duggal 5532 In Silver and NeutralMac Duggal 5532 In Silver and Neutral
Mac Duggal 5532 Sale price$ 10,792
La Femme 32239 Dark EmeraldLa Femme 32239 Dark Emerald
La Femme 32239 Sale price$ 6,116
La Femme 31471 Dark BerryLa Femme 31471 Dark Berry
La Femme 31471 Sale price$ 8,642
GLS by Gloria GL3040 In RedGLS by Gloria GL3040 In Red
GLS by Gloria GL3040 Sale price$ 5,623 Regular price$ 11,233
La Femme 32194 Dark EmeraldLa Femme 32194 Royal Blue
La Femme 32194 Sale price$ 6,841
La Femme 31128 Hot CoralLa Femme 31128 Hot Coral
La Femme 31128 Sale price$ 9,005
La Femme 31331 in GreenLa Femme 31331 in Green
La Femme 31331 Sale price$ 5,390
Ladivine CM350 Hot PinkLadivine CM350 Hot Pink
Ladivine CM350 Sale price$ 3,421 Regular price$ 6,686
La Femme 32234 EmeraldLa Femme 32234 Emerald
La Femme 32234 Sale price$ 7,204
La Femme - 29759 Metallic Ruffle Accented Dress In BlueLa Femme - 29759 Metallic Ruffle Accented Dress In White & Ivory
La Femme 29759 Sale price$ 5,027
Ieena Duggal 49039 Rose GoldIeena Duggal 49039 Rose Gold
Ieena Duggal 49039 Sale price$ 4,017 Regular price$ 7,476
La Femme 32006 MultiLa Femme 32006 Multi
La Femme 32006 Sale price$ 9,005
La Femme 32033 Dark BerryLa Femme 32033 Dark Berry
La Femme 32033 Sale price$ 10,818
La Femme 31983 Slate BlueLa Femme 31983 Slate Blue
La Femme 31983 Sale price$ 7,204
La Femme 31512 AquaLa Femme 31512 Aqua
La Femme 31512 Sale price$ 7,204
La Femme 31256 PurpleLa Femme 31256 Blue
La Femme 31256 Sale price$ 6,116
La Femme 29949 Rose GoldLa Femme 29949 Rose Gold
La Femme 29949 Sale price$ 5,390
La Femme 32301 Dark BerryLa Femme 32301 Dark Berry
La Femme 32301 Sale price$ 9,005
La Femme 32276 Royal BlueLa Femme 32276 Royal Blue
La Femme 32276 Sale price$ 7,929
La Femme 32089 Cloud BlueLa Femme 32089 Cloud Blue
La Femme 32089 Sale price$ 9,005
Dancing Queen - 2817 Embellished Plunging V Neck Sheath Dress In GoldDancing Queen - 2817 Embellished Plunging V Neck Sheath Dress In Red
Dancing Queen 2817 Sale price$ 2,941
La Femme 30677 In PinkLa Femme 30677 In Pink
La Femme 30677 Sale price$ 5,027
Ladivine CH077C Emeraldvideowise-widget-6675879ca76a3d00290aacea-10105645695169
Ladivine CH077C Sale price$ 2,138 Regular price$ 3,239
La Femme 30681 Hot PinkLa Femme 30681 Hot Pink
La Femme 30681 Sale price$ 4,315
Ieena Duggal - 2643I Halter Tuxedo Jumpsuit In BlackIeena Duggal - 2643I Halter Tuxedo Jumpsuit In Black
Ieena Duggal 2643I Sale price$ 7,476
Ieena Duggal - 26943 Halter Shined Slit Sheath Gown In WhiteIeena Duggal - 26943 Halter Shined Slit Sheath Gown In White
Ieena Duggal 26943 Sale price$ 7,165
Ladivine Y025 BlackLadivine Y025 Green
Ladivine Y025 Sale price$ 1,516 Regular price$ 2,993
La Femme - 28875 Long Sequin-Ornate Sheath Dress In Champagne & GoldLa Femme - 28875 Long Sequin-Ornate Sheath Dress In Champagne & Gold
La Femme 28875 Sale price$ 7,929 Regular price$ 9,380
Ladivine CD865 PlatinumLadivine CD865 Platinum
Ladivine CD865 Sale price$ 7,528
Dancing Queen 4250 In RedDancing Queen 4250 In Red
Dancing Queen 4250 Sale price$ 5,545
Ieena Duggal - 67879I Draped Bishop Sleeve Dress In GreenIeena Duggal - 67879I Draped Bishop Sleeve Dress In Green
Ieena Duggal 67879 Sale priceFrom $ 6,543
Mac Duggal - 9068D Embellished Plunging V Neck A-Line Gown In BlackMac Duggal - 9068D Embellished Plunging V Neck A-Line Gown In Silver
Mac Duggal 9068D Sale price$ 11,233
La Femme 31506 Neon PinkLa Femme 31506 Neon Pink
La Femme 31506 Sale price$ 6,478
La Femme - 30615 High Slit Scoop Sequined Long Dress In PinkLa Femme - 30615 High Slit Scoop Sequined Long Dress In Pink
La Femme 30615 Sale price$ 4,664
Ieena Duggal 26684 In GoldIeena Duggal 26684 In Gold
Ieena Duggal 26684 Sale price$ 7,476
Ladivine CD339 BlackLadivine CD339 Black
Ladivine CD339 Sale price$ 1,959 Regular price$ 3,978
La Femme 30496 Dark BerryLa Femme 30496 Dark Berry
La Femme 30496 Sale price$ 5,390
Ladivine CD259 Rose GoldLadivine CD259 Lavender
Ladivine CD259 Sale price$ 1,516 Regular price$ 3,291
La Femme 32177 BlackLa Femme 32177 Black
La Femme 32177 Sale price$ 14,433
Ladivine CD279 EmeraldLadivine CD279 Emerald
Ladivine CD279 Sale price$ 1,751 Regular price$ 3,447

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!