LONG PROM DRESSES AND GOWNS

PromGirl has a vast collection of long prom dresses and evening gowns from the best designers. If you're looking for a long dress or long evening gown for your 2015 prom, PromGirl is the best online prom dress shop. We have a huge selection of long formal dresses and pageant gowns ready to ship including strapless gowns and long halter dresses for prom. Shop our huge selection of long dresses for prom and special occasions with confidence, and let us help you find the best dress at the right price.

In Stock Buy Floor Length Strapless Empire Waist Dress at PromGirl
  • Light Yellow

Long Strapless Yellow Dress

$199.00 $39.00 SS-X28751TNY
In Stock Buy Long Cap Sleeve Dress at PromGirl
  • Black

Long Cap Sleeve Dress

$79.00 $39.00 LP-21339
In Stock Buy Floor Length Strapless Pleated Dress at PromGirl
  • Purple

Strapless Purple Prom Gown with Open Back

$199.00 $39.00 SS-X27091MDU
In Stock Buy Strapless Floor Length Dress with Pleated Skirt at PromGirl
  • Jade

Long Strapless Prom Dress by Bee Darlin

$79.00 $39.00 BD-Q0159172
In Stock Buy Strapless Floor Length Dress at PromGirl
  • Yucca

Strapless Floor Length Dress

$69.00 $39.00 CT-9500W88B
In Stock Buy Floor Length Sleeveless Dress at PromGirl
  • Black

Sleeveless Evening Gown

$79.00 $39.00 KA-KD4439
In Stock Buy Floor Length One Shoulder Pleated Dress at PromGirl
  • Navy

Floor Length One Shoulder Pleated Dress

$89.00 $44.00 JU-ON-643424
In Stock Buy Floor Length Strapless Dress at PromGirl
  • Ivory
  • Yellow

Floor Length Strapless Dress

$94.00 $47.00 NA-2690
In Stock Buy One Shoulder Floor Length Dress at PromGirl
  • Ivory

One Shoulder Floor Length Dress

$149.00 $49.00 MY-3725SK1N
In Stock Buy Ruched Floor Length Sleeveless Dress at PromGirl
  • Plum

Ruched Floor Length Sleeveless Dress

$99.00 $49.00 JU-ON-643533
In Stock Buy Floor Length One Shoulder Dress at PromGirl
  • Purple
  • Red

Floor Length One Shoulder Dress

$99.00 $49.00 DQ-8555
In Stock Buy Floor Length Sleeveless Dress at PromGirl
  • Sky Blue

Floor Length Sleeveless Dress

$99.00 $49.00 TW-4017
In Stock Buy Floor Length Strapless Dress at PromGirl
  • Lime
  • Fuchsia

Strapless Prom Dress

$98.00 $49.00 NA-2809
In Stock Buy Long Strapless Black Dress at PromGirl
  • Burgundy
  • Sage

Long Strapless Black Dress

$99.00 $49.00 DI-15709
In Stock Buy Floor Length Strapless Ruched Gown at PromGirl
  • Black

Floor Length Strapless Ruched Gown

$119.00 $59.00 DQ-8117
In Stock Buy Long Strapless A-Line Prom Dress at PromGirl
  • Yellow/Seafoam

LA Glo Strapless Ball Gown

$119.00 $59.00 LA-23296
In Stock Buy High Low Spaghetti Strap Dress at PromGirl
  • Cardinal

High Low Spaghetti Strap Dress

$119.00 $60.00 HL-211s32370
In Stock Buy Sleeveless Ruched V-Neck Dress at PromGirl
  • Royal

Sleeveless Ruched V-Neck Dress

$129.00 $64.00 BD-DY2611479
In Stock Buy Long Sleeveless Empire Waist Dress at PromGirl
  • Blue

Long Sleeveless Empire Waist Prom Dress

$129.00 $64.00 MY-6661ix1n
In Stock Buy Ruched Floor Length Sleeveless Dress at PromGirl
  • Purple (Sparkle Purple)

Ruched Floor Length Sleeveless Dress

$129.00 $64.00 BN-54291
In Stock Buy Long One Shoulder Sweetheart Gown at PromGirl
  • Royal Blue

Long One Shoulder Sweetheart Gown

$129.00 $64.00 DQ-8143
In Stock Buy Floor Length Strapless Sweetheart Print Dress at PromGirl
  • Purple
  • Fuchsia

Strapless Print Prom Dress

$219.00 $69.00 DQ-8088
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Periwinkle/Nude/Ab

Bee Darlin Strapless Prom Gown

$139.00 $69.00 BD-DY586477
In Stock Buy High Low Sleeveless Dress at PromGirl
  • Jade
  • Black/Peach

High Low Sleeveless Dress

$69.00 DI-DH1005
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Turquoise

Strapless Turquoise Blue Prom Dress

$189.00 $69.00 SS-X26641TD9
In Stock Buy Long Strapless Sweetheart Blue Ombre Dress at PromGirl
  • Royal/Turquoise

Long Strapless Sweetheart Blue Ombre Dress

$149.00 $74.00 JU-ON-643347i
In Stock Buy Floor Length One Shoulder Navy Dress at PromGirl
  • Deep Navy

Floor Length One Shoulder Navy Dress

$149.00 $74.00 BN-54090
In Stock Buy Floor Length Strapless Ruffled Prom Dress at PromGirl
  • Seafoam

Long Ruffled Prom Dress by LA Glo

$199.00 $75.00 LA-23302
In Stock Buy Long One Shoulder Dress at PromGirl
  • Black
  • Royal Blue

One Shoulder Formal Gown

$229.00 $79.00 DQ-8095
In Stock Buy Long Blue Dress by XOXO at PromGirl
  • Blue

Long Blue Prom Dress by XOXO

$79.00 XO-2133SSK1
In Stock Buy Long One Shoulder Dress at PromGirl
  • Black
  • Royal Blue

Royal Blue One Shoulder Prom Gown

$229.00 $79.00 DQ-8095rb
In Stock Buy Formal One Shoulder Long Dress at PromGirl
  • Black

Long One Shoulder Prom Dress

$158.00 $79.00 NA-2812
In Stock Buy Floor Length Strapless Sweetheart Ruched Dress at PromGirl
  • Peacock

Strapless Gown by Mori Lee 20416

$162.00 $81.00 ML-20416
In Stock Buy Floor Length Sleeveless Lace Dress at PromGirl
  • Ivory/Pearl

Floor Length Sleeveless Lace Dress

$169.00 $84.00 BN-54194
In Stock Buy Floor Length Lace Cap Sleeve Dress at PromGirl
  • Red

Floor Length Lace Cap Sleeve Dress

$169.00 $84.00 DQ-8713
In Stock Buy Strapless Floor Length Dress at PromGirl
  • Mint

Strapless Floor Length Dress

$169.00 $85.00 DQ-8663
In Stock Buy High Low Strapless Formal Dress at PromGirl
  • Royal Blue

High Low Strapless Formal Dress

$179.00 $89.00 DQ-8608
In Stock Buy Floor Length High Neck Dress at PromGirl
  • Light Brown

Floor Length High Neck Dress

$179.00 $89.00 SI-A705
In Stock Buy Floor Length Halter Dress at PromGirl
  • Black

Long Black Halter Gown by Morgan

$189.00 $94.00 MO-21221
In Stock Buy Floor Length Strapless Sweetheart at PromGirl
  • Purple

Lace Up Strapless Prom Gown

$189.00 $94.00 DQ-8532
In Stock Buy One Shoulder Floor Length Dress at PromGirl
  • Royal Blue
  • Fuchsia

One Shoulder Floor Length Dress

$189.00 $95.00 DQ-8365
In Stock Buy Strapless Formal Dress at PromGirl
  • Royal
  • Burgundy
  • Olive
  • Gold
  • Plum
  • White
  • Black

Long Formal Gown 29283

$99.00 SF-29283
In Stock Buy Floor Length One Shoulder Dress at PromGirl
  • Royal
  • Black
  • Lavender
  • Peach

Long One Shoulder Dress

$99.00 DI-15380
In Stock Buy Long One Shoulder Dress at PromGirl
  • Black
  • Plum
  • Brown

One Shoulder Prom Gown

$99.00 DQ-8324
In Stock Buy Lace Floor Length Strapless Sweetheart Dress at PromGirl
  • Eggplant
  • Champagne
  • Navy
  • Fuchsia
  • Red
  • Royal

Long Strapless Lace Dress

$99.00 DI-K0347B
In Stock Buy Cap Sleeve Floor Length Lace Dress at PromGirl
  • Peach
  • Blue

Long Cap Sleeve Lace Dress by Morgan

$249.00 $99.00 MO-11809
In Stock Buy High Low Halter Dress at PromGirl
  • Coral
  • Black
  • Mint
  • Turquoise
  • Purple

High Low Halter Dress

$99.00 DQ-8581
In Stock Buy Burgundy Formal Gown at PromGirl
  • Royal
  • Burgundy
  • Olive
  • Gold
  • Plum
  • White
  • Black

Burgundy Formal Gown

$99.00 SF-29283b
In Stock Buy Long V-neck Prom Dress at PromGirl
  • Royal
  • Green
  • Periwinkle
  • Lavender
  • Turquoise
  • Yellow
  • Ivory

Long V-neck Prom Dress

$99.00 TW-4044r
In Stock Buy Long Strapless Jasz Prom Dress at PromGirl
  • Aqua

Long Strapless Jasz Prom Dress

$398.00 $99.00 JZ-5018
In Stock Buy Full Length Strapless Evening Gown at PromGirl
  • Turquoise Stone

Full Length Strapless Evening Gown

$358.00 $99.00 FA-7344
* 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.