The price range of the floor length mermaid straight neck dresses is from $78.00 to $1400.00 with an average price of $645.98
Mermaid Dress
$798.00
Sequined Lace-Up Evening Dress
$213.00
Off the Shoulder Evening Dress
$1074.00
Strapless Pleated Prom Dress
$559.00
Strapless Mermaid Fitted Dress With Ruffles
$110.00
Off the Shoulder Prom Dress
$628.00
Sequined Off the Shoulder Evening Dress
$998.00
Floral Print Off the Shoulder Dress
$920.00
Mermaid Prom Dress
$549.00
Strapless Fitted Mermaid Dress With Ruffles
$110.00
Evening Dress
$322.00
Lace Mermaid Sleeveless Dress
$378.00
Lace Off the Shoulder Mermaid Dress
$338.00
Strapless Mermaid Dress
$658.00
Off the Shoulder Draped Dress
$863.00
Mermaid Evening Dress With a Bow(s)
$1139.00
Strapless Mermaid Beaded Ruched Dress
$78.00
Mermaid Lace Off the Shoulder Dress
$338.00
Strapless Mermaid Lace-Up Prom Dress
$398.00
Mermaid Evening Dress With a Bow(s)
$1139.00
Strapless Mermaid Lace-Up Prom Dress
$398.00
One Shoulder Dress
$286.00
Strapless Peplum Dress
$1035.00
Off the Shoulder Dress
$819.00
| 
Floor Length