Plus Size Long Dresses

Looking for a long plus size dress with a burst of color, a touch of sparkle, or a elegant sophisticated style for your prom or formal? Then check out this amazing collection of long designer dresses in plus sizes. Long strapless dresses for prom, homecoming high low dresses, or dazzling beaded plus gowns that can take you down any red carpet. Whatever style you want PromGirl is sure to have a dress that will make any fashion diva happy and our guaranteed low prices make these dresses a must for your next formal.

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Buy JU-TI-895182 at PromGirl
  • Black

Black V-Neck Sleeveless Jumpsuit

$69.00 JU-TI-895182
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In Stock Buy SY-XD-19825 at PromGirl
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In Stock Buy SY-IXB1113EP at PromGirl
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In Stock Buy SY-XD-19825r at PromGirl
  • Royal
  • Magenta
  • Red

Long Sleeveless Plus Dress

$79.00 SY-XD-19825r
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In Stock Buy SY-XD-19825m at PromGirl
  • Royal
  • Magenta
  • Red

Sleeveless Long Prom Dress

$79.00 SY-XD-19825m
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In Stock Buy SY-XD-19825rd at PromGirl
  • Royal
  • Magenta
  • Red

Long Scoop Neck Sleeveless Dress

$79.00 SY-XD-19825rd
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In Stock Buy SY-IXD-2588VP at PromGirl
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In Stock Buy MO-12172W at PromGirl
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In Stock Buy SY-IXD-2972HP at PromGirl
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In Stock Buy SY-XD20757H at PromGirl
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In Stock Buy DQ-8747P at PromGirl
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In Stock Buy MO-12173W at PromGirl
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In Stock Buy FB-GL1310 at PromGirl
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In Stock Buy FB-GL1376Ppc at PromGirl
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In Stock Buy FB-GL1376Pp at PromGirl
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In Stock Buy MB-MX1311 at PromGirl
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In Stock Buy NA-7126P at PromGirl
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In Stock Buy JU-MA-292727 at PromGirl
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In Stock Buy DQ-9202P at PromGirl
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In Stock Buy SY-IXD2676VP at PromGirl
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In Stock Buy JU-573L at PromGirl
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In Stock Buy DQ-9062 at PromGirl
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In Stock Buy DQ-9062b at PromGirl
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In Stock Buy SY-IXD2676VPy at PromGirl
  • Black
  • Red
  • Royal

Off-the-Shoulder Floor Length Dress

$149.00 SY-IXD2676VPy
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In Stock Buy SY-IXD2676VPr at PromGirl
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In Stock Buy DQ-9325Pc at PromGirl
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In Stock Buy DQ-9236Pn at PromGirl
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In Stock Buy DQ-9182 PLUS at PromGirl
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In Stock Buy DQ-9137P at PromGirl
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In Stock Buy DQ-8712P at PromGirl
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In Stock Buy DQ-9236P at PromGirl
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In Stock Buy DQ-9325P at PromGirl
* Products with an "in stock" banner have at least some size and color combinations ready to ship immediately. Available sizes and colors may be limited due to seasonality. Please read our complete availability policy for more information.