The price range of the formal stretchy a-line dresses is from $6.66 to $164.90 with an average price of $95.66
A-line Pleated Sleeveless Evening Dress/Party Dress
$27.52
Vintage Polka Dots Print Round Neck Short Sleeves Sleeves Evening Dress/Prom Dress/Party Dress
$17.63
A-line Embroidered Dress
$109.90
A-line Floral Print Lace-Up Satin Dress
$74.90
A-line Satin Dress
$9.97
A-line Midi Dress With a Bow(s)
$99.90
Taffeta Sweetheart Ball Gown Dress
$129.90
A-line Off the Shoulder Tulle Dress
$99.90
A-line Tulle Glittering Dress
$129.90
A-line Floral Print Corset Waistline Party Dress With Ruffles
$74.90
Plus Size Sexy Short Summer Off the Shoulder Sleeveless Sequined Wrap Ruched Bodycon Dress/Club Dress/Prom Dress
$6.66
A-line Corset Waistline Floral Print Sequined Dress
$94.90
A-line Glittering Tulle Dress
$109.90
A-line Pocketed Glittering Lace-Up Dress
$109.90
A-line Tulle Floral Print Corset Waistline Dress
$149.90
V-neck Cold Shoulder Sleeves Prom Dress
$148.00
Dress With Ruffles
$59.97
A-line Tulle Cowl Neck Sequined Party Dress
$76.90
V-neck Cold Shoulder Sleeves Prom Dress
$148.00
Sweetheart Floral Print Chiffon Midi Dress
$64.90
A-line Cold Shoulder Sleeves Maxi Dress With Ruffles
$65.99
A-line Glittering Dress
$119.90
A-line Mesh Ball Gown Dress With Ruffles
$139.90
Tulle Polka Dots Print Glittering Ball Gown Dress
$164.90
| 
Formal