Mermaid-Style Evening Gowns and Long Formal Dresses

Channel Hollywood glamour in one of these stunning hip-hugging mermaid dresses. Shop this collection of mermaid formal dresses and long evening gowns with elegant mermaid skirts that contour the body from bust to the knee before flaring out to the hem. You will find classic mermaid-style evening gowns, as well as trendy two-piece formal dresses with mermaid skirts. If you’re going for a glamorous, red-carpet look for your next formal event, a mermaid-style evening gown is the ideal choice! Choose one of these breathtaking mermaid dresses for your next gala, wedding, military ball, or other formal occasion.

Filters (0)

55 Dresses

Long High-Neck Mermaid Prom Dress in Burgundy Red
Loved!

Be sure to sign up or login to save

Favorite this item
Long Corset-Back Sparkly Mermaid Formal Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
Long Plus-Size Strapless Sweetheart Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
SC-PL-PG-2003 In Stock

Long Plus-Size Strapless Sweetheart Prom Dress

$129 $229

Burgundy Navy
Long Sequin V-Neck Prom Dress by PromGirl
Loved!

Be sure to sign up or login to save

Favorite this item
Corset-Tie-Back Long Formal Prom Dress by PromGirl
Loved!

Be sure to sign up or login to save

Favorite this item
Mermaid-Style Long Prom Dress in Jersey Spandex
Loved!

Be sure to sign up or login to save

Favorite this item
Two-Piece Long Formal Lace Mermaid Gown
Loved!

Be sure to sign up or login to save

Favorite this item
LP-PL-90044-1 In Stock

Two-Piece Long Formal Lace Mermaid Gown

$49 $99

Mauve Navy
Teal Blue Off-Shoulder Glitter Mermaid Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
TI-GL-1911P8366G In Stock

Teal Blue Off-Shoulder Glitter Mermaid Prom Dress

$129 $299

Teal
Two-Piece Long Blush Prom Dress with Floral Print
Loved!

Be sure to sign up or login to save

Favorite this item
Long Madison James Sparkle-Net Trumpet Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
Beaded-Bodice Two-Piece Long Prom Dress with Ruffle
Loved!

Be sure to sign up or login to save

Favorite this item
Long Glitter Formal Prom Dress with Sweep Train
Loved!

Be sure to sign up or login to save

Favorite this item
Strapless Long Mermaid Formal Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
NM-16-354 In Stock

Strapless Long Mermaid Formal Prom Dress

$99 $418

Coral Red
Madison James Two-Piece Print Mermaid Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
Long Two-Piece Formal Prom Dress by Madison James
Loved!

Be sure to sign up or login to save

Favorite this item
Long Formal Open-Back V-Neck Prom Dress by Simply
Loved!

Be sure to sign up or login to save

Favorite this item
Two-Piece Long-Sleeve Lace Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
LP-90044 In Stock

Two-Piece Long-Sleeve Lace Prom Dress

$49 $149

Blush
Backless Powder Blue Long Prom Dress by PromGirl
Loved!

Be sure to sign up or login to save

Favorite this item
Long Mermaid Off-the-Shoulder Two-Piece Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
Open-Back Glitter-Knit Long Prom Dress by PromGirl
Loved!

Be sure to sign up or login to save

Favorite this item
Two-Piece Mermaid-Style Prom Gown by Madison James
Loved!

Be sure to sign up or login to save

Favorite this item
Strapless Long Mermaid Prom Dress with Ruffle
Loved!

Be sure to sign up or login to save

Favorite this item
Long Strapless Mermaid Prom Dress by Faviana
Loved!

Be sure to sign up or login to save

Favorite this item
V-Neck Sequin and Glitter Long Prom Dress in Mauve
Loved!

Be sure to sign up or login to save

Favorite this item
Lace-Back Decolletage-V-Neck Mermaid Formal Dress
Loved!

Be sure to sign up or login to save

Favorite this item
Lace-Bodice Two-Piece Long Mermaid Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
Long Two-Piece Formal Prom Dress with Beaded Skirt
Loved!

Be sure to sign up or login to save

Favorite this item
Long iNtrigue by Blush Formal Dress with Back Ruffle
Loved!

Be sure to sign up or login to save

Favorite this item
Mermaid Long Off-Shoulder Prom Dress by PromGirl
Loved!

Be sure to sign up or login to save

Favorite this item
Open-Back Corset Long Prom Dress by PromGirl
Loved!

Be sure to sign up or login to save

Favorite this item
Mermaid Formal Off-the-Shoulder Long Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
V-Neck Long Mermaid Prom Dress by Dave and Johnny
Loved!

Be sure to sign up or login to save

Favorite this item
Mermaid-Style Long Rose Gold Glitter Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
Long Caged-Open-Back Formal Dress by Simply
Loved!

Be sure to sign up or login to save

Favorite this item
MCR-SD-3070 In Stock

Long Caged-Open-Back Formal Dress by Simply

$49 $169

Navy
Long Off-Shoulder Embroidered Mermaid Prom Dress
Loved!

Be sure to sign up or login to save

Favorite this item
LOADING
        1   2     NEXT   LAST