Long Plus-Sized Dresses and Formal Gowns

Looking for an elegant plus-size long evening gown or formal dress for a special occasion? Here at Simply Dresses, you'll find a selection of plus-sized long dresses and plus-size floor-length gowns in the latest styles and colors. Explore the hottest styles from off-the-shoulder formal gowns and halter-top plus-sized gala dresses to long strapless evening dresses and beaded military-ball gowns in plus sizes. Showcase your sophisticated style in a formal plus-size long dress, plus-sized formal dance dress, or plus-size floor-length wedding-guest dress. Shop Simply Dresses' assortment of plus-sized long dresses and you're sure to find the ideal look for your next formal special occasion.

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95 Dresses

Lace-Bodice Long Formal Plus-Size Dress with Jewels
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Faviana Floor-Length Plus-Size Corset Prom Dress
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Faviana Long Plus-Size Prom Dress in Jersey
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Plus-Size Faviana Floral-Print Prom Dress
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Long Jersey Plus Prom Dress with Embroidered Lace
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Plus Size Long Satin Prom Dress
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SC-SC7242 In Stock

Plus Size Long Satin Prom Dress

$298

Aquamarine Royal
Faviana Plus Sleeveless V-Neck Prom Dress
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Faviana Plus-Size Cold-Shoulder Prom Dress
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Plus-Size High-Neck Faviana Long Formal Gown
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Beaded-Lace-Applique Plus-Size Long Prom dress
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Long Plus-Size Keyhole Neckline Prom Dress
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Lace Bodice Long Plus-Size Prom Dress
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MO-21799W In Stock

Lace Bodice Long Plus-Size Prom Dress

$116 $129

Red
Long Plus-Size Sequin-Bodice Formal Satin Dress
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Plus-Size Long Embroidered Bodice Prom Dress
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IT-SL613287 In Stock

Plus-Size Long Embroidered Bodice Prom Dress

$103 $129

Black
Plus-Size Long Sequin V-Neck Formal Evening Dress
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Plus-Size Long Sequin-Embroidered Formal Dress
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Long Plus-Size Empire-Waist Lace Formal Prom Dress
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Plus-Size Long Prom Dress with Long Sleeves
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SOI-PM40085 In Stock

Plus-Size Long Prom Dress with Long Sleeves

$97 $129

Navy
Deep V-Neck Plus-Size Formal Dress with Floral Skirt
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Embroidered V-Neck Bodice Long Plus-Size Prom Dress
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Art-Deco-Inspired Plus-Size Sequin Long Formal Dress
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Plus-Size Long Mermaid-Style Prom Dress
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Plus-Size Long Formal A-Line V-Neck Evening Dress
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Pleated-Waist Plus-Size Glitter-Knit Formal Dress
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Sleeved Cold-Shoulder Long Plus-Size Formal Dress
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Plus-Size Long Sequin Formal Prom Dress
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MO-12474WM In Stock

Plus-Size Long Sequin Formal Prom Dress

$97 $129

Peacock
Long Iridescent Plus-Size V-Neck Formal Dress
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Strappy Back Plus-Size Glitter Lace Prom Dress
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Plus-Size Long V-Neck Glitter-Knit Formal Dress
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Long Floral-Embroidered Plus Formal Evening Dress
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