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 One Shoulder Floor Length Dress at PromGirl
  • Ivory

One Shoulder Floor Length Dress

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

Floor Length Sleeveless Dress

$99.00 $49.00 SI-11424
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 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 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 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
  • 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
  • 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
  • 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
In Stock Buy Floor Length Bead Embellished Dress at PromGirl
  • Teal

Floor Length Bead Embellished Dress

$279.00 $99.00 DJ-10445
In Stock Buy Full Length Strapless Formal Gown at PromGirl
  • Wild Orchid

Faviana Strapless Evening Gown 7339

$278.00 $99.00 FA-7339
In Stock Buy Jasz Long Strapless Prom Dress at PromGirl
  • Royal

Jasz Long Strapless Prom Dress

$358.00 $99.00 JZ-5010
In Stock Buy Floor Length Jasz Prom Dress at PromGirl
  • Royal

Floor Length Jasz Prom Dress

$338.00 $99.00 JZ-5038
In Stock Buy Full Length Strapless Chiffon Dress at PromGirl
  • Orchid

Full Length Strapless Chiffon Dress

$278.00 $99.00 FA-7364
In Stock Buy Floor Length Lace Dress at PromGirl
  • Pink

Floor Length Lace Dress

$242.00 $99.00 DJ-10174
In Stock Buy Strapless Sweetheart High Low Dress at PromGirl
  • Deep Aqua

Strapless Sweetheart High Low Dress

$398.00 $99.00 ML-95110
In Stock Buy Long Strapless Chiffon Formal Gown at PromGirl
  • White
  • Teal

Strapless Gown by Alyce Paris

$318.00 $99.00 AL-35580
In Stock Buy Night Moves 7039 Strapless Dress at PromGirl
  • Turquoise

Night Moves 7039 Strapless Dress

$398.00 $99.00 NM-7039
In Stock Buy Long Deep V-Neck Jersey Dress at PromGirl
  • Pink

Long Deep V-Neck Jersey Dress

$270.00 $99.00 AL-35582
In Stock Buy Strapless Chiffon Floor Length Dress at PromGirl
  • Mint
  • Ivory

Strapless Chiffon Floor Length Dress

$260.00 $99.00 BJ-A59849
In Stock Buy Full Length Strapless Evening Gown at PromGirl
  • Soft Mango
  • Pink Royale

Full Length Strapless Evening Gown

$378.00 $99.00 FL-P4887
In Stock Buy Full Length Sweetheart Evening Gown at PromGirl
  • Bright Pink

Full Length Sweetheart Evening Gown

$260.00 $99.00 ST-12459
In Stock Buy Strapless Chiffon Prom Dress at PromGirl
  • White/Gold

Strapless Chiffon Prom Dress

$320.00 $99.00 BJ-A59817
In Stock Buy Long One Shoulder Sweetheart Gown at PromGirl
  • Spring Green

Long One Shoulder Sweetheart Gown

$328.00 $99.00 ST-12463
In Stock Buy Strapless High Low Prom Dress at PromGirl
  • Lilac

Strapless High Low Prom Dress

$268.00 $99.00 BJ-A59841
In Stock Buy Long One Shoulder Open Back Gown at PromGirl
  • Bubble Gum
  • Light Green
  • Lemon

Long One Shoulder Open Back Gown

$298.00 $99.00 NC-1015
In Stock Buy Long Strapless Open Back Gown at PromGirl
  • Sky Blue
  • Tangerine

Long Strapless Open Back Gown

$230.00 $99.00 AL-35590
In Stock Buy One Shoulder Ruched Long Prom Dress at PromGirl
  • Ivory

One Shoulder Ruched Long Prom Dress

$250.00 $99.00 BJ-A59843
In Stock Buy Long Strapless Chiffon Formal Gown at PromGirl
  • Ice Blue

Long Strapless Chiffon Formal Gown

$278.00 $99.00 FA-7306
In Stock Buy Full Length Strapless Chiffon Gown at PromGirl
  • Hush
  • White
  • Capri Breeze

Strapless Gown in Chiffon by Alyce

$250.00 $99.00 AL-35597
In Stock Buy Long Strapless Sweetheart Dress at PromGirl
  • Midnight Blue

Long Strapless Sweetheart Dress

$278.00 $99.00 LF-18216
In Stock Buy Floor Length One Shoulder Dress at PromGirl
  • Red

Floor Length One Shoulder Dress

$199.00 $99.00 DQ-8545
In Stock Buy Strapless Sweetheart Floor Length Dress at PromGirl
  • Lilac

Strapless Beaded Prom Dress

$199.00 $99.00 NA-2903
In Stock Buy One Shoulder Floor Length Dress at PromGirl
  • Lime

One Shoulder Floor Length Dress

$189.00 $99.00 DQ-8367
In Stock Buy Jeweled Pink Full Length Dress at PromGirl
  • Aqua Green
  • Lilac

Jeweled Prom Dress by Dave & Johnny

$265.00 $99.00 DJ-6669
In Stock Buy One Shoulder Floor Length Dress at PromGirl
  • Fuchsia
  • Aqua

One Shoulder Floor Length Dress

$278.00 $99.00 KC-3716
In Stock Buy Long Strapless Sweetheart Evening Gown at PromGirl
  • Hot Violet
  • Electric Pink

Strapless Beaded Gown by Flirt

$278.00 $99.00 FL-P5830
In Stock Buy Long Strapless Sweetheart Formal Gown at PromGirl
  • Morganite
  • White
  • Water
  • Red

Strapless Long Prom Dress by Alyce

$198.00 $99.00 AL-35595
In Stock Buy Strapless Sweetheart Floor Length Red Dress at PromGirl
  • Red
  • Teal

Corset Style Strapless Prom Gown

$199.00 $99.00 DQ-8642
In Stock Buy V-neck Floor Length Dress at PromGirl
  • Aqua
  • White

Elegant Prom Gown by Shail K

$330.00 $99.00 SK-SK3830L
In Stock Buy Floor Length Ruched V-Neck Dress at PromGirl
  • New Coral
  • Nude

Open Back Halter Gown

$250.00 $99.00 CD-0704
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Peach
  • Aqua

Elegant Strapless Evening Gown

$229.00 $114.00 DQ-8645
In Stock Buy Strapless High Low Dress at PromGirl
  • Silver
  • Black
  • Fuchsia
  • Lilac
  • White
  • Royal Blue
  • Red

Strapless High Low Dress

$119.00 DQ-8402
In Stock Buy Strapless Empire Waist Formal Gown at PromGirl
  • Magenta

Strapless Empire Waist Formal Gown

$398.00 $119.00 LF-18843
In Stock Buy Long V-Neck Prom Dress at PromGirl
  • White/Gold

Long V-Neck Prom Dress

$239.00 $119.00 LF-18504
In Stock Buy Floor Length Alyce Prom Dress at PromGirl
  • Peacock Blue

Floor Length Alyce Prom Dress

$238.00 $119.00 AL-35606
In Stock Buy Long Strapless Sweetheart Formal Gown at PromGirl
  • Magenta

Long Strapless Sweetheart Formal Gown

$238.00 $119.00 LF-18729
In Stock Buy Long Strapless Sweetheart Dress at PromGirl
  • Peony
  • Kelly Green

Long Strapless Sweetheart Dress

$240.00 $120.00 BJ-866
In Stock Buy Floor Length Strapless Sweetheart Sequin Dress at PromGirl
  • Black

Strapless Sequin Gown by Jasz 1133

$249.00 $124.00 JZ-1133
In Stock Buy Full Length Ombre V-Neck Dress at PromGirl
  • Spicey Red

Full Length Ombre V-Neck Dress

$250.00 $125.00 LF-18732
In Stock Buy La Femme 16977 Strapless Dress at PromGirl
  • Aqua
  • Light Silver

Open Back Strapless Gown by La Femme

$338.00 $125.00 LF-16977
In Stock Buy Long Open Back One Shoulder Dress at PromGirl
  • Sapphire
  • Garnet

Long Open Back One Shoulder Dress

$258.00 $129.00 AL-35607
In Stock Buy Long Open Back Strapless Gown at PromGirl
  • Mango
  • Purple

Long Open Back Strapless Gown

$268.00 $129.00 ST-12446
In Stock Buy Floor Length V-Neck Sleeveless Dress at PromGirl
  • Fuchsia

Floor Length V-Neck Sleeveless Dress

$258.00 $129.00 KC-3667
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Lavender

Jeweled Strapless Long Prom Dress

$264.00 $132.00 CD-0998
In Stock Buy Floor Length Strapless A-line Dress at PromGirl
  • Peach

Floor Length Strapless A-line Dress

$270.00 $135.00 BJ-A59801
In Stock Buy Floor Length Yellow Sweetheart Dress at PromGirl
  • Yellow

Floor Length Yellow Sweetheart Dress

$270.00 $135.00 DJ-10592
In Stock Buy Long Strapless Sweetheart Alyce Dress at PromGirl
  • Aqua

Strapless Pageant Gown by Alyce

$270.00 $135.00 AL-35579
In Stock Buy Floor Length Ombre Dress at PromGirl
  • Teal

Floor Length Ombre Dress

$274.00 $137.00 DJ-10574
In Stock Buy Flowing Floor Length Dress at PromGirl
  • Peach

Flowing Floor Length Dress

$274.00 $137.00 DJ-10209
* 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.