LONG PROM DRESSES, LONG FORMAL DRESSES, AND LONG PROM GOWNS

Browse our large selection of elegant long prom dresses, and find the perfect long formal dresses for your prom. At PromGirl you will find many long prom dresses and gowns from the top formal dress designers and manufacturers.  A long dress makes an elegant statement at any formal event whether it is prom, a formal dance, or wedding. Shop our huge selection of long dresses, and you will find long elegant dresses priced to fit every budget. Whatever the event you are looking for, we have your perfect long dress.

In Stock Buy Floor Length Sleeveless Dress at PromGirl
  • Black/Nude/Silver

Long Black Gown for Prom

$229.00 X-XS5844
In Stock Buy Floor Length Sleeveless Black V-Neck Dress at PromGirl
  • Black

Long Sleeveless Black Gown

$89.00 EM-CHM-1003-001
In Stock Buy Long Halter Print Maxi Dress at PromGirl
  • Coral/Blue

Long Halter Print Maxi Dress

$39.00 CT-2957QJ2F
In Stock Buy Strapless Formal Dress at PromGirl
  • Black
  • Burgundy
  • Royal
  • Plum
  • White
  • Gold
  • Olive

Long Formal Gown 29283

$99.00 SF-29283
In Stock Buy Floor Length V-Neck JVN by Jovani Dress at PromGirl
  • Navy
  • Blush
  • Coral

Long V-Neck JVN by Jovani Prom Dress

$318.00 JO-JVN-JVN20381
In Stock Buy Long One Shoulder Dress at PromGirl
  • Red
  • Plum
  • Black

Long One Shoulder Dress

$189.00 DQ-8309
In Stock Buy Floor Length Strapless Sweetheart Atria Dress at PromGirl
  • Royal Blue

Long Strapless Atria Prom Dress 2311

$230.00 $115.00 AT-2311
In Stock Buy Floor Length Sleeveless JVN by Jovani Dress at PromGirl
  • Black
  • White

High Neck Gown with Sheer Back JVN by Jovani

$398.00 $249.00 JO-JVN-JVN89652
In Stock Buy Elegant Strapless Formal Gown at PromGirl
  • Gold
  • Purple
  • Brown(Chocolate)
  • Black

Strapless Formal Gown for Prom

$199.00 $99.00 DQ-8072
In Stock Buy Sleeveless JVN by Jovani Prom Dress  at PromGirl
  • Black
  • White

Sleeveless JVN by Jovani Prom Dress

$398.00 $199.00 JO-JVN-JVN21768
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Deep Blue Ocean

Long Strapless Blue Dress for Prom

$99.00 $49.00 CT-8420NN3E
In Stock Buy Floor Length Classic Formal Dress at PromGirl
  • Cornflower

Floor Length Classic Formal Dress

$149.00 $74.00 MO-11999
In Stock Buy Floor Length Strapless Sweetheart JVN by Jovani Dress at PromGirl
  • Royal
  • Red
  • Orange
  • Black
  • Blush

Strapless Evening Gown JVN by Jovani

$278.00 JO-JVN-JVN90365
In Stock Buy Long Two Piece Prom Dress by La Femme at PromGirl
  • Hot Coral
  • Pale Pink
  • Periwinkle
  • Black
  • Watermelon

Long Two Piece Prom Dress by La Femme

$498.00 $249.00 LF-21135
In Stock Buy Floor Length Sleeveless Gown at PromGirl
  • Ivory
  • Black

Floor Length Sleeveless Gown

$199.00 HL-211s70570
In Stock Buy Long Strapless Print Maxi Dress at PromGirl
  • Navy/Ivory

Long Strapless Print Maxi Dress

$39.00 EM-CBZ-2042-427
In Stock Buy Floor Length Sleeveless Sequin Dress at PromGirl
  • Bronze

Floor Length Sleeveless Sequin Dress

$249.00 $124.00 IT-2827
In Stock Buy Long Sleeve Mori Lee Dress at PromGirl
  • Vanilla/Gold
  • Black/Gold
  • Red/Silver

Long Sleeve Mori Lee Dress

$378.00 ML-97070
In Stock Buy Floor Length Halter Dress at PromGirl
  • Royal/Silver

Floor Length Halter Dress

$199.00 $99.00 BN-55239
In Stock Buy Sleeveless Floor Length Lace Dress at PromGirl
  • Blush

Sleeveless Floor Length Lace Dress

$149.00 $74.00 JU-47631
In Stock Buy Strapless 2015 La Femme Prom Dress at PromGirl
  • Indigo
  • Peacock
  • Platinum

Strapless 2015 La Femme Prom Dress

$378.00 $189.00 LF-20718
In Stock Buy JVN by Jovani Long Strapless Sweetheart Lace Embellished Dress at PromGirl
  • Nude/White
  • Black/White

Strapless Long Prom Dress JVN by Jovani

$378.00 $249.00 JO-JVN-JVN91085
In Stock Buy Strapless Silver Dress at PromGirl
  • Silver (Silver/Black)
  • Cinnamon
  • Fuchsia/Black

Strapless Prom Gown

$169.00 NA-2554
In Stock Buy Full Length Strapless Formal Gown at PromGirl
  • Gold
  • Purple
  • Fuchsia
  • Turquoise
  • Lime

Full Length Strapless Formal Gown

$189.00 $94.00 DQ-8116
* 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.