Open Back and Backless Dresses

Open back dresses and backless evening gowns are a red carpet favorite this year. Theses stunning open back designer gowns are sexy and seductive and available in short prom dress lengths or long formal gowns. You will find backless halter top dresses for prom and open back cocktail dresses for homecoming or holidays in many colors including red, black and gold. Look chic and sexy from every angle at your 2015 special occasion with an open back dress from PromGirl.

Buy Short  Red High Neck Lace Dress at PromGirl

Short High Neck Lace Dress

$39.00 $19.00 JN-1206-vr
In Stock Buy Short Floral Print Summer Dress at PromGirl
  • Blue

Short Floral Print Summer Dress

$49.00 $19.00 CCC-6P8536
In Stock Buy Short Sleeveless Print Romper at PromGirl
  • Mint
  • Fuchsia

Short Sleeveless Print Romper

$39.00 $19.00 DC-6371
In Stock Buy Short Sleeveless Sequin Dress at PromGirl
  • Champagne
  • Gold

Short Sleeveless Sequin Dress

$49.00 $24.00 CCC-6C9530
In Stock Buy Open Back Short Ivory Lace Dress at PromGirl
  • Ivory

Open Back Short Lace Dress

$59.00 $29.00 MD-D12513OOL-vi
In Stock Buy Short Sleeveless Black Dress at PromGirl
  • Black

Short Sleeveless Black Dress

$69.00 $29.00 AC-DJ17957B
In Stock Buy High Low Sleeveless Dress at PromGirl
  • Black/Peach

High Low Sleeveless Dress

$69.00 $34.00 DI-DH1005
In Stock Buy Short Sleeveless Dress by As U Wish at PromGirl
  • Navy

Short Sleeveless Dress by As U Wish

$69.00 $34.00 AS-i974461W1
In Stock Buy Short Scoop Neck Dress at PromGirl
  • Neon Green
  • Neon Purple

Short Two Toned Cut Out Dress

$69.00 $34.00 CH-2012
In Stock Buy Short Sleeveless Print Dress at PromGirl
  • Navy/Oat

Short Sleeveless Print Dress

$39.00 AS-i347297J6
In Stock Buy Short Sleeveless Lace Holiday Dress at PromGirl
  • Beige

Sleeveless Short Lace Cocktail Dress

$69.00 $39.00 TW-4139-v
In Stock Buy Short Purple Spaghetti Strap V-Neck Dress at PromGirl
  • White/Black
  • Purple/Purple

Short Spaghetti Strap V-Neck Sequin Dress

$69.00 $39.00 CCC-6S5735-vp
In Stock Buy Short Sleeveless Cobalt Dress by XOXO at PromGirl
  • Cobalt

Short Sleeveless Cobalt Dress by XOXO

$99.00 $39.00 XO-9170hpk5-vc
In Stock Buy Short Sleeveless V-Neck Dress at PromGirl
  • Royal Blue

Short Sleeveless V-Neck Dress

$79.00 $39.00 WC-K2888
In Stock Buy Short Print Long Sleeve Dress at PromGirl
  • Black Multi

Short Print Long Sleeve Dress

$79.00 $39.00 WC-K2874
In Stock Buy Floor Length Open Back Lace Gown at PromGirl
  • Coral

Floor Length Open Back Lace Gown

$149.00 $49.00 JU-47705
In Stock Buy Long Elegant Lace Gown by Sequin Hearts at PromGirl
  • Black/Silver

Long Elegant Lace Gown by Sequin Hearts

$99.00 $49.00 MY-6218XX1N
In Stock Buy Floor Length Scoop Neck Lace Embellished Dress at PromGirl
  • Black

Open Back Black Lace Gown

$99.00 $49.00 EM-CHN-1446
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 Short Scoop Neck Sequin Dress at PromGirl
  • Gold/White
  • Dark Rose/White

Sequin Cocktail Dress

$99.00 $49.00 MB-6794
In Stock Buy Floor Length Sleeveless Dress at PromGirl
  • Beige
  • Pink (Blush)

Sleek Open Back Gown for Prom

$99.00 $49.00 TW-4066
In Stock Buy One Shoulder Floor Length Dress at PromGirl
  • Royal Blue

One Shoulder Prom Gown by Ruby Rox

$99.00 $49.00 RR-CGX2207i
In Stock Buy Long Sleeveless Sequin Prom Dress at PromGirl
  • Black/Copper

Long Sleeveless Sequin Prom Dress

$99.00 $49.00 MB-6771
In Stock Buy Short Sleeveless Little Black Dress at PromGirl
  • Black

Short Sleeveless Little Black Dress

$109.00 $54.00 WC-K2887
In Stock Buy Open Back Short Lace Dress at PromGirl
  • Navy
  • White

Open Back Short Lace Dress

$59.00 MD-D12513OOL
In Stock Buy Low V-Neck Dress at PromGirl
  • Black
  • Red

Hi-Low Halter Dress

$59.00 JN-1071
In Stock Buy Short Scoop Neck Dress at PromGirl
  • Pink
  • Mint

Short Scoop Neck Dress

$59.00 LP-22831m
In Stock Buy Perfect Little Black Dress at PromGirl
  • Black

Perfect Little Black Dress

$69.00 WC-SW1070
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 One Shoulder Side Cut Out Dress at PromGirl
  • Black

Long One Shoulder Side Cut Out Dress

$149.00 $74.00 CT-8415QS6C
In Stock Buy Sequin Floor Length Sleeveless Dress at PromGirl
  • Silver

Long Sequin Dress with Cut Out Back

$149.00 $74.00 MT-7297
In Stock Buy Floor Length Open Back Ivory Gown at PromGirl
  • Ivory/Gold

Floor Length Open Back Ivory Gown

$149.00 $74.00 MO-12020
In Stock Buy Floor Length Sleeveless V-Neck Dress at PromGirl
  • Blue

Sleeveless Blue Prom Gown by LA Glo

$149.00 $75.00 LA-24817
In Stock Buy Long Blue Sequin Open Back Gown at PromGirl
  • Sapphire Blue

Long Blue Sequin Open Back Gown

$450.00 $75.00 LF-18724
In Stock Buy Strapless Sweetheart Dress by La Femme at PromGirl
  • Hot Coral
  • Light Lime

Open Back Beaded Gown by La Femme

$398.00 $75.00 LF-18695
In Stock Buy Floor Length Strapless Prom Dress at PromGirl
  • Sapphire Blue
  • Yellow

Floor Length Strapless Prom Dress

$398.00 $75.00 LF-18796
In Stock Buy One Shoulder Floor Length Dress at PromGirl
  • Black/White

One Shoulder Floor Length Dress

$150.00 $75.00 BN-55183
In Stock Buy Long Strapless Chiffon Evening Dress at PromGirl
  • Electric Purple
  • Sky Blue

Long Strapless Chiffon Evening Dress

$498.00 $75.00 LF-17118
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 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 Cap Sleeve Floor Length Lace Dress at PromGirl
  • Peach
  • Blue

Long Cap Sleeve Lace Dress by Morgan

$249.00 $80.00 MO-11809
In Stock Buy Short Sleeveless Dress  at PromGirl
  • Black
  • Royal

Short Sleeveless Dress

$89.00 CH-2420ST
In Stock Buy Long Open Back Sweetheart Dress at PromGirl
  • Peacock
  • Sapphire Blue
  • Watermelon

Long Open Back Sweetheart Dress

$418.00 $89.00 LF-18487
In Stock Buy Floor Length Sleeveless Print Dress at PromGirl
  • White/Royal

Floor Length Sleeveless Print Dress

$179.00 $89.00 MO-11993
In Stock Buy Sleeveless Floor Length Prom Dress at PromGirl
  • Coral
  • Peach
  • Tiffany
  • Silver

Sleeveless Floor Length Prom Dress

$149.00 $89.00 FB-GL2061
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 Floor Length Halter Prom Dress at PromGirl
  • Blush

Open Back Halter Prom Gown

$99.00 MY-6644SJ1S
In Stock Buy Short High Neck JVN by Jovani Dress at PromGirl
  • Peach

Short High Neck JVN by Jovani Party Dress

$398.00 $99.00 JO-JVN-JVN90399
In Stock Buy Floor Length Sleeveless Gown at PromGirl
  • Ivory
  • Black

Floor Length Sleeveless Gown

$199.00 $99.00 HL-211s70570
In Stock Buy Floor Length V-Neck Cut Out Prom Dress at PromGirl
  • Black

Floor Length V-Neck Cut Out Prom Dress

$199.00 $99.00 HL-211s66010
In Stock Buy Open Back Lace Bodice Dress at PromGirl
  • Royal Blue

Open Back Lace Bodice Dress

$199.00 $99.00 DQ-8986
In Stock Buy Long Ruched Open Back La Femme Dress at PromGirl
  • Aquamarine
  • Hot Fuchsia
  • Marine Blue

Long Ruched Open Back La Femme Dress

$398.00 $99.00 LF-19883
In Stock Buy One Shoulder Formal Dress at PromGirl
  • Purple
  • Fuchsia
  • Navy

One Shoulder Backless Evening Gown

$199.00 $99.00 DQ-8079
In Stock Buy Floor Length V-Neck Prom Dress at PromGirl
  • Ice Blue

Floor Length V-Neck Prom Dress

$229.00 $114.00 HL-211s66360
In Stock Buy V-neck Halter Top Prom Dress by Xcite at PromGirl
  • Red
  • Purple
  • Black

V-neck Halter Top Prom Dress by Xcite

$238.00 $119.00 XC-30554
In Stock Buy Floor Length Jewel Embellished Dress at PromGirl
  • Black

Floor Length Jewel Embellished Dress

$249.00 $124.00 X-XS5344
In Stock Buy One Shoulder Prom Dress at PromGirl
  • White
  • Pink
  • Teal
  • Aqua
  • Eggplant

White Evening Gown by La Femme 15361

$298.00 $129.00 LF-15361
In Stock Buy Floor Length Sleeveless V-Neck Dress at PromGirl
  • Gold/Cornflower

Floor Length Sleeveless V-Neck Dress

$229.00 $129.00 MO-11995
In Stock Buy La Femme Floor Length High Neck Dress at PromGirl
  • White
  • Bright Pink
  • Forest Green

La Femme Floor Length High Neck Dress

$278.00 $139.00 LF-21147
In Stock Buy Floor Length V-Neck Sequin Prom Dress at PromGirl
  • Plum

Long Sequin Dress for Prom by Primavera

$299.00 $139.00 PV-9877-v
In Stock Buy One Shoulder Black Sequin Dress at PromGirl
  • Black
  • Royal Blue

One Shoulder Black Sequin Dress

$279.00 $139.00 DQ-8918
In Stock Buy High Neck Floor Length Sleeveless Dress at PromGirl
  • Ice Green

High Neck Floor Length Sleeveless Dress

$229.00 $139.00 MQ-7550167
In Stock Buy Short Beaded Dress with Open Back at PromGirl
  • As Shown

Short Beaded Dress with Open Back

$278.00 $139.00 TE-2042
In Stock Buy Short One Shoulder Dress at PromGirl
  • Blue
  • Coral
  • Mint

Short One Shoulder Dress

$149.00 FB-GS2020
In Stock Buy High Neck La Femme Prom Dress at PromGirl
  • Indigo
  • Red
  • White

High Neck La Femme Prom Dress

$298.00 $149.00 LF-21038
In Stock Buy Long High Neck Dress by Mori Lee at PromGirl
  • Navy

Long High Neck Dress by Mori Lee

$298.00 $149.00 ML-97123
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
  • Papaya
  • Cotton Candy Pink
  • Jungle Green

Beaded Strapless Prom Gown by La Femme

$358.00 $149.00 LF-17909
In Stock Buy Floor Length V-Neck Dress by La Femme at PromGirl
  • Red
  • Neon Grapefruit

Floor Length V-Neck Dress by La Femme

$298.00 $149.00 LF-21220
In Stock Buy Long Open Back One Shoulder Dress at PromGirl
  • Purple

Long Open Back One Shoulder Dress

$398.00 $149.00 JZ-5036
In Stock Buy V-neck La Femme Dress with Open Back at PromGirl
  • Navy

V-neck La Femme Dress with Open Back

$318.00 $159.00 LF-21260
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 Chiffon Rachel Allan Evening Gown at PromGirl
  • Aqua Marine
  • Royal

Long Chiffon Rachel Allan Evening Gown

$338.00 $169.00 PT-RA-6903
In Stock Buy Floor Length Prom Dress by La Femme at PromGirl
  • Electric Blue

Floor Length Prom Dress by La Femme

$338.00 $169.00 LF-20903
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 Scala High Neck Sequin Prom Dress at PromGirl
  • Red
  • Teal
  • Fuchsia

Scala High Neck Sequin Prom Dress

$358.00 $179.00 Scala-48410
In Stock Buy Floor Length Strapless La Femme Prom Dress 19731 at PromGirl
  • Hot Coral
  • Electric Purple
  • Electric Blue
  • Peacock
  • Yellow

Open Back Prom Dress by La Femme 19731

$378.00 $189.00 LF-19731
In Stock Buy Long V-Neck Gown with Side Cut Outs at PromGirl
  • Black
  • Pale Pink
  • Light Mint
  • Nude
  • Red

Sexy Prom Gown by La Femme 20022

$378.00 $189.00 LF-20022
* 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.