Designer Plus-Size Formal Dresses Priced Over $300

A plus-size dress priced over $300 is distinguished by its quality, design, and fabric. Shop this assortment of plus-size dresses offered at Simply Dresses to find plus-size prom dresses and plus evening gowns from the top designers, including Jovani, Sherri Hill, Alyce, and more. Whether you want to achieve a graceful and poised look or one of chic sophistication, do so in style with one of these designer plus-size dresses. From classic evening gowns in plus sizes to contemporary long plus prom dresses, you’ll find that choosing your ideal plus-sized party dress is a breeze with such a variety of styles, designs, colors, and fabrics.

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14 Dresses

Faviana Floor-Length Plus-Size Corset Prom Dress
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Faviana Long Plus-Size Prom Dress in Jersey
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Faviana Metallic A-Line Plus-Size Prom Dress
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Plus V-Neck Glitter Prom Dress with Pockets
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Long Open-Back Plus Prom Dress by Faviana
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Plus-Size Floral Print Long V-Neck Prom Dress
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Plus-Size 3/4 Sleeve Long V-Neck Prom Dress
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