LONG CLASSIC PROM DRESSES AND FLOOR LENGTH DESIGNER GOWNS

Looking for a classic prom dress or a chic floor length designer prom gown? Look no further than our collection of classic prom dresses that includes a wide variety of styles and designs. There are classic full length prom dresses from leading prom dress designers such as La Femme, Tiffany, and Joli Prom. There are shimmering long evening gowns in silk or satin in bold colors or basic black. long slim fitting print gowns, elegant classic ball gowns. We can help you find the perfect floor length classic prom dress for your prom. If you want a chic and sophisticated dress for prom or any other formal event, you will find it here.

In Stock Buy One Shoulder Floor Length Dress at PromGirl
  • Black
  • Beige
  • Pink
  • Grey

One Shoulder Floor Length Dress

$79.00 $39.00 LP-22424
In Stock Buy Long Blue Dress by XOXO at PromGirl
  • Blue

Long Blue Prom Dress by XOXO

$129.00 $49.00 XO-2133SSK1
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Turquoise

Strapless Turquoise Blue Prom Dress

$189.00 $49.00 SS-X26641TD9
In Stock Buy Floor Length Spaghetti Strap Dress at PromGirl
  • Royal
  • Coral

Floor Length Spaghetti Strap Dress

$98.00 $49.00 MF-B8998
In Stock Buy Floor Length Strapless Dress at PromGirl
  • White

Floor Length Strapless Dress

$99.00 $49.00 MT-7244
In Stock Buy High Neck Floor Length Prom Dress at PromGirl
  • Ivory
  • Green

High Neck Halter Prom Gown

$149.00 $49.00 DQ-8337-v
In Stock Buy Strapless Formal Prom Dress at PromGirl
  • Plum
  • Gold
  • Olive

Long Formal Gown 29283

$99.00 $49.00 SF-29283-v
In Stock Buy Classic Long Strapless Sweetheart Gown at PromGirl
  • Plum
  • Royal

Classic Long Strapless Gown

$99.00 $50.00 PO-5986
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Coral

Floor Length Strapless Sweetheart Dress

$99.00 $59.00 MY-2304SJ1S
In Stock Buy Strapless Sweetheart Floor Length Dress at PromGirl
  • Lilac

Strapless Sweetheart Floor Length Dress

$99.00 $59.00 MY-8341GG1S
In Stock Buy Short Strapless Homecoming Dress at PromGirl
  • Coral
  • Lilac
  • Teal
  • Mint

Short Strapless Homecoming Dress

$129.00 $64.00 DQ-8569
In Stock Buy V-Neck Floor Length Sleeveless Dress at PromGirl
  • Light Blue

V-Neck Floor Length Sleeveless Dress

$149.00 $74.00 MY-2365SJ1S
In Stock Buy One Shoulder Ruched Dress at PromGirl
  • Royal
  • Aqua
  • Fuchsia
  • Gold
  • Magenta

Long One Shoulder Prom Dress

$149.00 $74.00 NA-2688
In Stock Buy Floor Length Strapless Dress with Embellished Waist at PromGirl
  • Ivory
  • Neon Hot Coral

Strapless Prom Gown by City Triangles

$149.00 $74.00 CT-8420DW3B
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 Long Strapless Sweetheart Prom Dress at PromGirl
  • Ivory
  • Neon Hot Coral

Strapless Orange Gown by City Triangles

$149.00 $74.00 CT-8420DW3Bnc
In Stock Buy Strapless Sweetheart Floor Length Dress at PromGirl
  • White
  • Royal

Beaded Strapless Prom Dress

$149.00 $75.00 BD-067A104
In Stock Buy Classic Strapless Sweetheart Evening Gown at PromGirl
  • Watermelon
  • Turquoise
  • Black

Strapless Beaded Evening Gown

$158.00 $79.00 NA-2807
In Stock Buy Sleeveless Floor Length V-Neck Dress at PromGirl
  • Coral

Sleeveless Floor Length V-Neck Dress

$199.00 $79.00 MY-2301SJ1S
In Stock Buy Flowing Floor Length Prom Dress at PromGirl
  • Black
  • Turquoise
  • Red
  • Fuchsia
  • Royal Blue
  • Silver
  • Teal

Long Formal Dress for Prom

$149.00 $79.00 DQ-8115-v
In Stock Buy Long One Shoulder Sweetheart Dress at PromGirl
  • Coral
  • Mint
  • Red

Long One Shoulder Sweetheart Dress

$169.00 $79.00 DQ-8341-v
In Stock Buy Long V-Neck Dress at PromGirl
  • Purple
  • Dark Silver
  • Teal

Long V-Neck Gown for Prom

$169.00 $84.00 DQ-8257
In Stock Buy Sleeveless Floor Length Floral Print Dress at PromGirl
  • Ivory Multi

Sleeveless Floor Length Floral Print Dress

$199.00 $89.00 HL-231m66250
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
In Stock Buy Sleeveless Floor Length Lace Dress at PromGirl
  • Coral
  • Black
  • Mint
  • Peach

Sleeveless Floor Length Lace Dress

$189.00 $94.00 DQ-8841
In Stock Buy Sleeveless Ruched Prom Dress at PromGirl
  • Soft Aqua

Sleeveless Ruched Prom Dress

$179.00 $99.00 CT-8420NS4B
In Stock Buy Floor Length Halter Prom Dress at PromGirl
  • Blush

Open Back Halter Prom Gown

$99.00 MY-6644SJ1S
In Stock Buy Strapless Formal Dress at PromGirl
  • Royal
  • Burgundy
  • Black
  • White

Long Formal Gown 29283

$99.00 SF-29283
In Stock Buy Strapless Silver Dress at PromGirl
  • Silver (Silver/Black)
  • Cinnamon

Strapless Prom Gown

$169.00 $99.00 NA-2554
In Stock Buy Long One Shoulder Dress at PromGirl
  • Black
  • Plum
  • Brown

One Shoulder Prom Gown

$99.00 DQ-8324
In Stock Buy Strapless Sweetheart Floor Length Dress at PromGirl
  • Mint

Long Mint Strapless Prom Dress

$199.00 $99.00 DQ-8633
In Stock Buy Elegant Strapless Formal Gown at PromGirl
  • Purple
  • Brown(Chocolate)
  • Black

Strapless Formal Gown for Prom

$199.00 $99.00 DQ-8072
In Stock Buy Pleated Blue Velvet Prom Dress at PromGirl
  • Blue Velvet

Pleated Blue Velvet Prom Dress

$149.00 $99.00 CT-8420RD1B
In Stock Buy Floor Length One Shoulder Prom Dress at PromGirl
  • Fuchsia
  • Royal Blue

Floor Length One Shoulder Prom Dress

$149.00 $99.00 FB-GL2021
In Stock Buy Floor Length Cap Sleeve Dress at PromGirl
  • Mint
  • Royal Blue

Floor Length Cap Sleeve Dress

$199.00 $99.00 DQ-8688
In Stock Buy Elegant Strapless Formal Gown at PromGirl
  • Purple
  • Brown(Chocolate)
  • Black

Strapless Brown Formal Gown

$199.00 $99.00 DQ-8072br
In Stock Buy Burgundy Formal Gown at PromGirl
  • Royal
  • Burgundy
  • Black
  • White

Burgundy Formal Gown

$99.00 SF-29283b
In Stock Buy Long Strapless Sweetheart Formal Gown at PromGirl
  • Morganite
  • Water

Strapless Long Prom Dress by Alyce

$198.00 $99.00 AL-35595
In Stock Buy Long Strapless Sweetheart Evening Gown at PromGirl
  • Electric Pink

Strapless Beaded Gown by Flirt

$278.00 $99.00 FL-P5830
In Stock Buy Floor Length Strapless Chiffon Gown at PromGirl
  • Wow Pink

Strapless Formal Gown by Alyce 35442

$230.00 $99.00 AL-35442
In Stock Buy Floor Length One Shoulder Dress at PromGirl
  • Red
  • Tan
  • White

Long One Shoulder Gown by Atria 2206

$228.00 $114.00 AT-2206
In Stock Buy Long Embellished Sweetheart Gown at PromGirl
  • Sky

Long Embellished Sweetheart Gown

$229.00 $114.00 JZ-4827
In Stock Buy Full Length Strapless Sweetheart Dress at PromGirl
  • Hot Fuchsia
  • Wisteria
  • Marine Blue

Full Length Strapless Sweetheart Dress

$238.00 $119.00 LF-19566
In Stock Buy Floor Length Prom Dress by Xcite at PromGirl
  • Black
  • Fuchsia
  • White

Floor Length Prom Dress by Xcite

$238.00 $119.00 XC-30563
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 La Femme Prom Dress at PromGirl
  • Yellow
  • White
  • Watermelon
  • Ocean Blue
  • Light Lime
  • Electric Purple
  • Apricot

Gorgeous La Femme Prom Dress

$250.00 $125.00 LF-16802-v
In Stock Buy Floor Length Strapless Xcite Dress at PromGirl
  • Watermelon
  • Purple
  • Cobalt

Floor Length Strapless Xcite Dress

$258.00 $129.00 XC-30510
In Stock Buy Floor Length Strapless Sweetheart JVN by Jovani Dress at PromGirl
  • Blush

Strapless Prom Gown JVN by Jovani

$270.00 $129.00 JO-JVN-JVN2563
In Stock Buy Long Strapless Sweetheart Dress at PromGirl
  • Platinum
  • Navy
  • Blush

Long Strapless Sweetheart Dress

$278.00 $139.00 LF-20140
In Stock Buy Elegant Strapless Sweetheart Gown at PromGirl
  • Light Mint
  • Light Purple

Long Strapless Dress by La Femme 20046

$278.00 $139.00 LF-20046
In Stock Buy Long Strapless Open Back Ombre Gown at PromGirl
  • Watermelon
  • Turquoise
  • Majestic Purple

Long Strapless Open Back Ombre Gown

$278.00 $139.00 LF-19686
In Stock Buy Strapless Empire Waist Chiffon Gown at PromGirl
  • Marine Blue
  • Spearmint
  • Purple

Strapless Empire Waist Chiffon Gown

$278.00 $139.00 FA-7366
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Sky Blue
  • White

Long Beaded Strapless Sweetheart Dress

$249.00 $149.00 TI-GL-DL106
In Stock Buy One Shoulder Dress with Side Slit at PromGirl
  • Light Mint
  • Wisteria
  • Jungle Green
  • Hot Coral
  • Indigo

One Shoulder Dress with Side Slit

$298.00 $149.00 LF-19793
In Stock Buy Strapless Sweetheart Formal Gown at PromGirl
  • Sapphire Blue
  • White
  • Light Purple
  • Watermelon
  • Cotton Candy Pink
  • Jungle Green
  • Papaya

Beaded Strapless Prom Gown by La Femme

$358.00 $149.00 LF-17909
In Stock Buy Long Strapless Alyce Prom Dress at PromGirl
  • Light Turquoise
  • White
  • Petal Pink
  • Red

Long Strapless Alyce Prom Dress

$238.00 $149.00 AL-35620
In Stock Buy JVN by Jovani One Shoulder Floor Length Dress at PromGirl
  • Yellow

One Shoulder Floor Length JVN by Jovani Dress

$398.00 $149.00 JO-JVN-JVN72657
In Stock Buy V-neck Chiffon La Femme Dress at PromGirl
  • Nude
  • Navy

Sleeveless Evening Gown by La Femme

$318.00 $159.00 LF-17514
In Stock Buy Long Chiffon Formal Dress by Alyce at PromGirl
  • Sapphire
  • Hot Pink
  • Coral
  • Sand

Long Chiffon Formal Dress by Alyce

$318.00 $159.00 AL-35672
In Stock Buy Long Sweetheart Panoply Prom Dress at PromGirl
  • Bright Aqua

Long Sweetheart Panoply Prom Dress

$328.00 $159.00 PA-14668
In Stock Buy Floor Length Strapless La Femme Dress at PromGirl
  • Nude
  • Gray
  • Lemon

Floor Length Strapless La Femme Dress

$318.00 $159.00 LF-20404
Buy Knee Length Ruched Red Dress at PromGirl
  • Red

Knee Length Ruched Red Dress

$159.00 MI-ES-ES582
In Stock Buy Strapless Floor Length JVN by Jovani Dress at PromGirl
  • Fuchsia
  • Navy
  • White

Strapless Floor Length JVN by Jovani Dress

$338.00 $169.00 JO-JVN-JVN21713
In Stock Buy High Neck Blush Prom Dress at PromGirl
  • Coral Pink

High Neck Blush Prom Dress

$339.00 $169.00 BL-9929
In Stock Buy Sleeveless Floor Length JVN by Jovani  Dress at PromGirl
  • White

Sleeveless Floor Length JVN by Jovani Dress

$338.00 $169.00 JO-JVN-JVN22241
In Stock Buy Long Strapless Prom Dress by La Femme at PromGirl
  • Blue Violet
  • Raspberry
  • Light Coral

Long Strapless Prom Dress by La Femme

$350.00 $175.00 LF-21057
In Stock Buy Floor Length Strapless Sweetheart JVN by Jovani Dress at PromGirl
  • Mint
  • White

Strapless Prom Gown JVN by Jovani

$358.00 $179.00 JO-JVN-JVN88171
In Stock Buy Full Length Sweetheart Dress by Alyce at PromGirl
  • Sapphire

Full Length Sweetheart Dress by Alyce

$370.00 $185.00 AL-35647
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 $189.00 JO-JVN-JVN90365
In Stock Buy Long One Shoulder Dress at PromGirl
  • Red
  • Black

Long One Shoulder Dress

$189.00 DQ-8309
In Stock Buy Mori Lee Strapless Sweetheart Dress at PromGirl
  • Red Hot

Mori Lee Strapless Sweetheart Dress

$378.00 $189.00 ML-97064
In Stock Buy Long Strapless Dress by Sherri Hill at PromGirl
  • Green
  • Purple
  • Strawberry

Long Strapless Dress by Sherri Hill

$378.00 $189.00 SH-3909
In Stock Buy Strapless 2015 La Femme Prom Dress at PromGirl
  • Indigo
  • Peacock

Strapless 2015 La Femme Prom Dress

$378.00 $189.00 LF-20718
In Stock Buy Mori Lee Strapless Prom Dress at PromGirl
  • Pink
  • Mango
  • Green

Mori Lee Strapless Prom Dress

$390.00 $195.00 ML-97090
In Stock Buy Floor Length Sleeveless JVN by Jovani Dress at PromGirl
  • Red
  • Teal

V-Neck Long Sleeveless Prom Gown JVN by Jovani

$298.00 $198.00 JO-JVN-JVN20391
In Stock Buy Strapless Studio 17 Prom Dress at PromGirl
  • Lime

Strapless Studio 17 Prom Dress

$248.00 $198.00 ST-12520
In Stock Buy Strapless Floor Length Dress at PromGirl
  • Navy

Bead Strapless Gown by Sean Collection

$318.00 $199.00 SN-50511
In Stock Buy Floor Length Strapless Sweetheart Dress at PromGirl
  • Pink Grapefruit

Open Back Prom Gown by La Femme 19703

$398.00 $199.00 LF-19703
In Stock Buy Long Strapless La Femme Prom Dress at PromGirl
  • Electric Blue
  • Kelly Green
  • Deep Pink

Long Strapless La Femme Prom Dress

$398.00 $199.00 LF-20700
In Stock Buy V-Neck Floor Length Dress by Mori Lee at PromGirl
  • Coral
  • Lilac

V-Neck Floor Length Dress by Mori Lee

$398.00 $199.00 ML-97008
In Stock Buy Long Strapless Madison James Prom Dress at PromGirl
  • Ivory

Long Strapless Madison James Prom Dress

$398.00 $199.00 NM-15-140
In Stock Buy Strapless La Femme Long Prom Dress at PromGirl
  • Royal Blue

Strapless La Femme Long Prom Dress

$398.00 $199.00 LF-20557
In Stock Buy Sleeveless Floor Length JVN by Jovani Dress at PromGirl
  • Navy

Sleeveless Floor Length JVN by Jovani Dress

$398.00 $199.00 JO-JVN-JVN20375
In Stock Buy Sleeveless V-Neck Floor Length JVN by Jovani Dress at PromGirl
  • White

Long Sleeveless V-Neck Dress JVN by Jovani

$398.00 $199.00 JO-JVN-JVN77476
In Stock Buy Floor Length Strapless Sweetheart JVN by Jovani Dress at PromGirl
  • Mint
  • Blush
  • Coral

Long Strapless Dress JVN by Jovani

$358.00 $199.00 JO-JVN-JVN78331
In Stock Buy Floor Length Sleeveless JVN by Jovani Dress at PromGirl
  • Royal

Sleeveless Beaded Prom Gown JVN by Jovani

$298.00 $199.00 JO-JVN-JVN91296-vr
In Stock Buy Floor Length Strapless Sweetheart JVN by Jovani Dress at PromGirl
  • Light Yellow

JVN by Jovani Strapless Prom Gown

$318.00 $199.00 JO-JVN-JVN92870
In Stock Buy Long Sweetheart Formal Gown by Alyce at PromGirl
  • Purple

Long Sweetheart Formal Gown by Alyce

$258.00 $206.00 AL-35695
In Stock Buy JVN by Jovani Strapless Sweetheart Floor Length Dress at PromGirl
  • Light Peach

JVN by Jovani Strapless Floor Length Prom Dress

$358.00 $229.00 JO-JVN-JVN79063
In Stock Buy Long V-Neck Formal Gown by Jasz at PromGirl
  • Turquoise

Long V-Neck Formal Gown by Jasz

$458.00 $229.00 JZ-5422
In Stock Buy Floor Length Sherri Hill Dress at PromGirl
  • Green
  • Coral

Floor Length Sherri Hill Dress

$478.00 $239.00 SH-11072
* 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.