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Wedding Dresses Down to $69, Shop Now>>
Wedding Dresses Down to $69, Shop Now>>

Long Prom Dresses

Explore the latest trends in long prom dresses at Bridelily — where style meets affordability. Shop breathtaking mermaid prom dresses, purple long sleeve prom dresses 2026, elegant red ball gowns, stunning red prom dresses 2026 and chic two-piece long prom dress styles. Enjoy up to 70% off with free shipping — make your prom night unforgettable!

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Burgundy Sweetheart Mermaid Sweep Train Bridesmaid Dress Strapless Long Lace Prom Dresses - Prom Dresses
Burgundy Sweetheart Mermaid Sweep Train Bridesmaid Dress Strapless Long Lace Prom Dresses - Prom Dresses
$163.90 - $163.90
$163.90
$163.90 - $163.90
$163.90

Burgundy Sweetheart Mermaid Sweep Train Bridesmaid Dress Strapless Long

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Strapless Long Beaded Sweetheart Bridesmaid Dresses Sexy Prom Dress - Prom Dresses
Strapless Long Beaded Sweetheart Bridesmaid Dresses Sexy Prom Dress - Prom Dresses
$170.50 - $170.50
$170.50
$170.50 - $170.50
$170.50

Strapless Long Beaded Sweetheart Bridesmaid Dresses Sexy Prom Dress

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Two Piece Halter Sleeveless Ivory Beaded with Sweep Train Prom Dress Long - Prom Dresses
Two Piece Halter Sleeveless Ivory Beaded with Sweep Train Prom Dress Long - Prom Dresses
$207.90 - $207.90
$207.90
$207.90 - $207.90
$207.90

Two Piece Halter Sleeveless Ivory Beaded with Sweep Train Prom Dress Long

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Sexy Trumpet Red Strapless Sweep Train Lace Prom Dress Long Formal Gown - Prom Dresses
Sexy Trumpet Red Strapless Sweep Train Lace Prom Dress Long Formal Gown - Prom Dresses
$225.50 - $225.50
$225.50
$225.50 - $225.50
$225.50

Sexy Trumpet Red Strapless Sweep Train Lace Prom Dress Long Formal Gown

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Burgundy Off-the-shoulder 3/4 Sleeves Split Tulle Prom Dresses Long Formal Gown - Prom Dresses
Burgundy Off-the-shoulder 3/4 Sleeves Split Tulle Prom Dresses Long Formal Gown - Prom Dresses
$262.90 - $262.90
$262.90
$262.90 - $262.90
$262.90

Burgundy Off-the-shoulder 3/4 Sleeves Split Tulle Prom Dresses Long Formal Gown

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Sexy Mermaid Long Dark Navy Backless Sweep Train Prom Dress with Side Slit - Prom Dresses
Sexy Mermaid Long Dark Navy Backless Sweep Train Prom Dress with Side Slit - Prom Dresses
$173.80 - $173.80
$173.80
$173.80 - $173.80
$173.80

Sexy Mermaid Long Dark Navy Backless Sweep Train Prom Dress with Side Slit

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Two Piece Red Jewel Long Prom Dress Black Mermaid Off the Shoulder Evening Gown - Prom Dresses
Two Piece Red Jewel Long Prom Dress Black Mermaid Off the Shoulder Evening Gown - Prom Dresses
$160.59 - $160.59
$160.59
$160.59 - $160.59
$160.59

Two Piece Red Jewel Long Prom Dress Black Mermaid Off the Shoulder Evening Gown

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Spaghetti Straps Deep V-neck Sleeveless Mermaid Long Prom Dress - Prom Dresses
$394.90 - $394.90
$394.90
$394.90 - $394.90
$394.90

Spaghetti Straps Deep V-neck Sleeveless Mermaid Long Prom Dress

Key Features:Brand Name: BridelilyDress Fabric: lace/tulle/satinNeckline: V-Neck, Spaghetti StrapsDress Length: Floor LengthPlus Size: Yes, Up to ...

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Glamorous Beige Mermaid Off-the-Shoulder Long Bridesmaid Dress with Ruffles - Prom Dresses
Glamorous Beige Mermaid Off-the-Shoulder Long Bridesmaid Dress with Ruffles - Prom Dresses
$130.90 - $130.90
$130.90
$130.90 - $130.90
$130.90

Glamorous Beige Mermaid Off-the-Shoulder Long Bridesmaid Dress with Ruffles

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Spaghetti Straps Splendid Pink Sleeveless Applique Mermaid Long Prom Dresses - Prom Dresses
Spaghetti Straps Splendid Pink Sleeveless Applique Mermaid Long Prom Dresses - Prom Dresses
$181.50 - $181.50
$181.50
$181.50 - $181.50
$181.50

Spaghetti Straps Splendid Pink Sleeveless Applique Mermaid Long Prom Dresses

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Black Mermaid Jewel Sleeve Lace Open Back Evening Dress Long Prom Gown - Prom Dresses
Black Mermaid Jewel Sleeve Lace Open Back Evening Dress Long Prom Gown - Prom Dresses
$236.50 - $236.50
$236.50
$236.50 - $236.50
$236.50

Black Mermaid Jewel Lace Open Back Evening Dress Long Prom Gown

This black mermaid evening dress blends elegance with daring design, featuring intricate jewel lace detailing that adds refined texture. The open ...

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Mermaid Jewel Backless Sleeveless Split Long Prom Dress With Bowknot Keyhole - Prom Dresses
Mermaid Jewel Backless Sleeveless Split Long Prom Dress With Bowknot Keyhole - Prom Dresses
$150.70 - $150.70
$150.70
$150.70 - $150.70
$150.70

Mermaid Jewel Backless Sleeveless Split Long Prom Dress With Bowknot Keyhole

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Sexy Burgundy Backless V Neck Long Prom Dress Cheap Spaghetti Straps Evening Gown - Prom Dresses
Sexy Burgundy Backless V Neck Long Prom Dress Cheap Spaghetti Straps Evening Gown - Prom Dresses
$138.60 - $138.60
$138.60
$138.60 - $138.60
$138.60

Sexy Burgundy Backless V Neck Long Prom Dress Spaghetti Straps Evening Gown

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Black Two Piece Sleeveless Mermaid Long Prom Dresses with Lace Appliques - Prom Dresses
Black Two Piece Sleeveless Mermaid Long Prom Dresses with Lace Appliques - Prom Dresses
$274.99 - $274.99
$274.99
$274.99 - $274.99
$274.99

Black Two Piece Sleeveless Mermaid Long Prom Dresses with Lace Appliques

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Black Lace Mermaid Dresses Open Back Cap Sleeve Long Prom Gown - Prom Dresses
Black Lace Mermaid Dresses Open Back Cap Sleeve Long Prom Gown - Prom Dresses
$214.50 - $214.50
$214.50
$214.50 - $214.50
$214.50

Black Lace Mermaid Dresses Open Back Cap Sleeve Long Prom Gown

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Sexy Light Blue Beading Strapless Long Prom Dresses Sparkle Mermaid Party Gown - Prom Dresses
Sexy Light Blue Beading Strapless Long Prom Dresses Sparkle Mermaid Party Gown - Prom Dresses
$185.35 - $185.35
$185.35
$185.35 - $185.35
$185.35

Sexy Light Blue Beading Strapless Long Prom Dresses Sparkle Mermaid Party Gown

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Cheap Mermaid Jewel Sweep Train Open Back Long Prom Dress with Side Slit - Prom Dresses
Cheap Mermaid Jewel Sweep Train Open Back Long Prom Dress with Side Slit - Prom Dresses
$159.50 - $159.50
$159.50
$159.50 - $159.50
$159.50

Jewel Open Back Mermaid Prom Dress Long with Side Slit

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Sexy V-neck Sleeveless Mermaid Tulle Long Prom Dress with Appliques - Prom Dresses
Sexy V-neck Sleeveless Mermaid Tulle Long Prom Dress with Appliques - Prom Dresses
$258.23 - $258.23
$258.23
$258.23 - $258.23
$258.23

Sexy V-neck Sleeveless Mermaid Tulle Long Prom Dress with Appliques

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Spaghetti Straps Burgundy Mermaid Backless Long Sparkly Sequins Prom Dresses - Prom Dresses
Spaghetti Straps Burgundy Mermaid Backless Long Sparkly Sequins Prom Dresses - Prom Dresses
$185.35 - $185.35
$185.35
$185.35 - $185.35
$185.35

Spaghetti Straps Burgundy Mermaid Backless Long Sparkly Sequins Prom Dresses

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Mermaid V-neck Backless Long Bridesmaid Dress Party Dresses - Prom Dresses
Mermaid V-neck Backless Long Bridesmaid Dress Party Dresses - Prom Dresses
$159.50 - $159.50
$159.50
$159.50 - $159.50
$159.50

Mermaid V-neck Backless Long Bridesmaid Dress Party Dresses

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Stylish Sky Blue Two-Piece Beaded Long Prom Mermaid Evening Dress - Prom Dresses
Stylish Sky Blue Two-Piece Beaded Long Prom Mermaid Evening Dress - Prom Dresses
$175.99 - $175.99
$175.99
$175.99 - $175.99
$175.99

Stylish Sky Blue Two-Piece Beaded Long Prom Mermaid Evening Dress

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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New Arrival Dark Navy Lace Mermaid Long Prom Dress - Prom Dresses
New Arrival Dark Navy Lace Mermaid Long Prom Dress - Prom Dresses
$189.09 - $189.09
$189.09
$189.09 - $189.09
$189.09

New Arrival Dark Navy Lace Mermaid Long Prom Dress

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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White Deep V neck Spaghetti Straps Sequin Mermaid Long Prom Dresses Sexy Evening Dress - Prom Dresses
White Deep V neck Spaghetti Straps Sequin Mermaid Long Prom Dresses Sexy Evening Dress - Prom Dresses
$179.08 - $179.08
$179.08
$179.08 - $179.08
$179.08

White Deep V neck Spaghetti Straps Sequin Mermaid Long Prom Dresses Sexy Evening Dress

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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Sexy Silver Strapless Sweetheart Mermaid Beading Evening Long Prom Dress - Prom Dresses
Sexy Silver Strapless Sweetheart Mermaid Beading Evening Long Prom Dress - Prom Dresses
$183.70 - $183.70
$183.70
$183.70 - $183.70
$183.70

Sexy Silver Strapless Sweetheart Mermaid Beading Evening Long Prom Dress

Key Features:Brand Name: Bridelily Dress Fabric: Chiffon/lace/tulle/satinNeckline: As PictureDresses Length: As PicturePlus Size: Yes, Up to 26WSl...

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