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Long Formal Party Dresses & Formal Prom Gowns

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387 Item

GLS by Gloria GL3382 LilacGLS by Gloria GL3382 Lilac
GLS by Gloria GL3382 Sale price$ 5,924 Regular price$ 11,834
GLS by Gloria GL3358 LilacGLS by Gloria GL3358 Lilac
GLS by Gloria GL3358 Sale price$ 6,844 Regular price$ 13,688
La Femme - 27854 Quarter Sleeve Floral Lace A-Line Dress In PurpleLa Femme - 27854 Quarter Sleeve Floral Lace A-Line Dress In Purple
La Femme 27854 Sale price$ 8,752 Regular price$ 12,581
Leena Duggal 11639 PlumLeena Duggal 11639 Plum
leena Duggal 11639 Sale price$ 9,980 Regular price$ 22,974
Jessica Angel 2467 Neon YellowJessica Angel 2467 Neon Yellow
Jessica Angel 2467 Sale price$ 11,567
Jessica Angel 2429 PlumJessica Angel 2429 Plum
Jessica Angel 2429 Sale price$ 11,567
Portia and Scarlett PS23521 in OrangePortia and Scarlett PS23521
Portia and Scarlett PS23521 Sale price$ 7,565
Alyce Paris 61483 RedAlyce Paris 61483 Red
Alyce Paris 61483 Sale price$ 6,965
GLS by Gloria GL3393 LilacGLS by Gloria GL3393 Lilac
GLS by Gloria GL3393 Sale price$ 4,536 Regular price$ 9,059
La Femme - 27915 Ornate Lace Short Sleeve Long Dress In PinkLa Femme - 27915 Ornate Lace Short Sleeve Long Dress In Blue
La Femme 27915 Sale price$ 7,418 Regular price$ 11,460
Ladivine CDS450 BlueLadivine CDS450 Blue
Ladivine CDS450 Sale price$ 3,576
Ieena Duggal 49648 RedIeena Duggal 49648 Red
Ieena Duggal 49648 Sale price$ 8,859
Alyce Paris 61601 Electric BlueAlyce Paris 61601 Electric Blue
Alyce Paris 61601 Sale price$ 7,365
Alyce Paris 61620 OceanAlyce Paris 61620 Ocean
Alyce Paris 61620 Sale price$ 5,964
Mac Duggal 50709 OrangeMac Duggal 50709 Orange
Mac Duggal 50709 Sale price$ 9,246
GLS by Gloria GL1834 LavenderGLS by Gloria GL1834 Lavender
GLS by Gloria GL1834 Sale price$ 7,538 Regular price$ 15,076
May Queen MQ1885 In PurpleMay Queen MQ1885 In Purple
May Queen MQ1885 Sale price$ 4,056
Andrea And Leo A1303 Smoky BlueAndrea And Leo A1303 Haze Blue
Andrea And Leo A1303 Sale price$ 4,416 Regular price$ 9,193
Dancing Queen 1685Dancing Queen 1685
Dancing Queen 1685 Sale price$ 7,071 Regular price$ 12,194
May Queen MQ186 In PinkMay Queen MQ186 In Pink
May Queen MQ1866 Sale price$ 2,135 Regular price$ 5,177
GLS by Gloria GL3454 Baby BlueGLS by Gloria GL3454 Baby Blue
GLS by Gloria GL3454 Sale price$ 5,030 Regular price$ 10,046
Andrea And Leo A1231 Dusty RoseAndrea And Leo A1231 Amethyst
Andrea and Leo A1231 Sale price$ 5,564 Regular price$ 11,220
Sold outAlyce Paris 61579 PurpleAlyce Paris 61579 Purple
Alyce Paris 61579 Sale price$ 9,766
GLS by Gloria GL3114 LilacGLS by Gloria GL3114 Lilac
GLS by Gloria GL3114 Sale price$ 8,605 Regular price$ 17,197
Ieena Duggal 49648 Powder BlueIeena Duggal 49648 Powder Blue
Ieena Duggal 49648 Sale Sale price$ 4,723 Regular price$ 8,859
GLS by Gloria GL3398 LilacGLS by Gloria GL3398 Lilac
GLS by Gloria GL3398 Sale price$ 5,924 Regular price$ 11,834
Elizabeth K GL3162 BlackElizabeth K GL3162 Black
Elizabeth K GL3162 Sale price$ 5,430 Regular price$ 10,847
Dancing Queen 4265Dancing Queen 4265
Dancing Queen 4265 Sale price$ 4,056 Regular price$ 5,390
May Queen RQ7942 in BlueMay Queen RQ7942 in Blue
May Queen RQ7942 Sale price$ 2,055 Regular price$ 4,670
GLS by Gloria GL3209 Baby BlueGLS by Gloria GL3209 Baby Blue
GLS by Gloria GL3209 Sale price$ 4,603
Faviana S10847 PurpleFaviana S10847 Purple
Faviana S10847 Sale price$ 7,418
Jovani 24097 GreenJovani 24097 Green
Jovani 24097 Sale price$ 13,075
SCALA 48938 BSCALA 48938 B
SCALA 48938 B Sale price$ 7,565
Faviana S10832 PurpleFaviana S10832 Purple
Faviana S10832 Sale price$ 10,020
Faviana S10809 CobaltFaviana S10809 Cobalt
Faviana S10809 Sale price$ 5,924
Jessica Angel 924 Light PurpleJessica Angel 924 Light Purple
Jessica Angel 924 Sale price$ 9,046
 May Queen RQ8014 PinkMay Queen RQ8014 Pink
May Queen RQ8014 Sale price$ 4,056 Regular price$ 6,191
Clarisse 810530 LilacClarisse 810530 Lilac
Clarisse 810530 Sale price$ 12,328
May Queen RQ7957 GreenMay Queen RQ7957 Green
May Queen RQ7957 Sale price$ 5,083
Elizabeth K GL3127 FuchsiaElizabeth K GL3127 Fuchsia
Elizabeth K GL3127 Sale price$ 4,990 Regular price$ 9,980
Faviana 11007 RoyalFaviana 11007 Royal
Faviana 11007 Sale price$ 8,525
Dancing Queen 4336Dancing Queen 4336
Dancing Queen 4336 Sale price$ 4,576
Alyce Paris 61577 PineAlyce Paris 61577 Pine
Alyce Paris 61577 Sale price$ 8,365
Dancing Queen 4274Dancing Queen 4274
Dancing Queen 4274 Sale price$ 3,029
Ladivine CD0230 RedLadivine CD0230 Sage
Ladivine CD0230 Sale price$ 4,963
GLS by Gloria GL3285 MagentaGLS by Gloria GL3285 Magenta
GLS by Gloria GL3285 Sale price$ 4,083 Regular price$ 8,165
Faviana 11025 Lilacvideowise-widget-6675879ca76a3d00290aacea-9942928785601
Faviana 11025 Sale price$ 6,297
GLS by Gloria GL3296 SageGLS by Gloria GL3296 Sage
GLS by Gloria GL3296 Sale price$ 4,990 Regular price$ 9,980

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!