Plus-Size Long Prom Dresses and Plus Party Dresses

Looking for a long plus-size prom dress? Shop this collection of long formal dresses from PromGirl to find your preferred style in the sizes you need. For more amazing styles, check out our collection of long plus-size formal gowns, long evening dresses and long designer gowns in plus sizes. Walk the red carpet in style in one of our long strapless plus-size prom gowns, an illusion gala dress or a celebrity-inspired plus-size sleeveless gown. Make a dramatic entrance at your next event in a full-length plus-size long-sleeve satin mermaid gown with luxuriously decorated jeweled applique for a feminine touch. Our long fitted gowns are sexy dresses that are stylish and make a fashion statement that's sure to garner attention. For formal dance parties, swing on the dance floor in one of our long v-neck a-line plus-size chiffon dresses and elegantly dance the night away. Our floor-length ruched plus-size dresses are available as strapless dresses, sleeveless dresses or long-sleeve dresses that are sure to flatter any figure type for wedding receptions and formal celebrations. Whatever style you choose, PromGirl has a glamorous long plus-size dress that's perfect for any special-occasion formal.

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68 Dresses

Long Sequin Plus-Size Formal Dress by PromGirl
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Plus-Size V-Neck Halter Long Faviana Prom Dress
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Sequin-Bodice Two-Tone Long Plus-Size Prom Dress
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Long Off-the-Shoulder Plus-Size Faviana Prom Dress
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Plus-Size Strapless Sweetheart Prom Dress by PromGirl
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Long A-Line V-Neck Plus-Size Prom Dress by PromGirl
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Long V-Neck Beaded-Bodice Plus-Size Prom Dress
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Long Glitter-Knit Plus-Size Prom Dress
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MO-21712W In Stock

Long Glitter-Knit Plus-Size Prom Dress

$69 $149

Navy Wine
Plus-Size Long V-Neck Prom Dress by Simply
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Navy Blue Long V-Neck Plus Prom Dress by Simply
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High-Neck Ruched-Waist Long Plus-Size Prom Dress
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Long Floral-Print Plus-Size Prom Dress by PromGirl
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Floral Plus-Size Navy Blue Prom Dress by PromGirl
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Long Print Mermaid-Style Plus Prom Dress
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Long V-Neck Plus-Size Prom Dress with Lace
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High-Low Sexy Plus-Size Party Dress
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FG-CTR-21-5TH1460

High-Low Sexy Plus-Size Party Dress

$99

Royal Blue Black
Stretch Satin Long Ruched Bridesmaid Dress
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Long Formal Bridesmaid Dress for Prom
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KL-200191 In Stock

Long Formal Bridesmaid Dress for Prom

$99 $199

Black
Corset-Back Long Strapless Bridesmaid Dress
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Classic Long Satin Corset-Back Prom Dress
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KL-200193-v In Stock

Classic Long Satin Corset-Back Prom Dress

$49 $149

Jade Fawn Rose +3
Cold-Shoulder Long Chiffon Formal Dress for Prom
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High-Neck Halter Long Pleated Bridesmaid Dress
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Long Bridesmaid Dress with Double Ruffled Neckline
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Chiffon Long Formal Bridesmaid Dress with Sash
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Long Formal Bridesmaid Dress with Sash Tie
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Long Bridesmaid Dress with Ruffled V-Neck Bodice
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V-Neck Cascading Back Ruffle Bridesmaid Dress
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Chiffon Long Bridesmaid Dress with Ruffles
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Chiffon High-Low Bridesmaid Dress with Sash
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KL-200207 In Stock

Chiffon High-Low Bridesmaid Dress with Sash

$99 $199

Skyway Cornflower Haze +4
Long Sweetheart Bridesmaid Dress with Side Slit
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La Femme Black Plus-Size Long Strapless Prom Dress
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