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 Off the Shoulder Tulle Dress
$99.90
A-line Corset Waistline Lace Dress With Ruffles
$139.90
A-line Embroidered Dress
$109.90
Vintage Polka Dots Print Round Neck Short Sleeves Sleeves Evening Dress/Prom Dress/Party Dress
$17.63
A-line Halter Sleeveless Tank Swing-Skirt Belted Pleated Cocktail Summer Ball Gown Prom Dress/Midi Dress
$25.06
Vintage Polka Dots Print Round Neck Short Sleeves Sleeves Evening Dress/Prom Dress/Party Dress
$17.63
A-line Tulle Ball Gown Dress With Ruffles
$129.90
Glittering Sequined Tulle Ball Gown Dress
$139.90
A-line Glittering Dress With Rhinestones
$129.90
A-line Satin Dress With Rhinestones
$109.90
A-line Pocketed Glittering Lace-Up Dress
$109.90
A-line Tulle Sleeveless Dress With Ruffles
$99.90
V-neck Cold Shoulder Sleeves Prom Dress
$148.00
A-line Tulle Cowl Neck Sequined Party Dress
$76.90
V-neck Cold Shoulder Sleeves Prom Dress
$148.00
Plus Size Midi Dress
$89.00
A-line Floral Print Lace-Up Satin Dress
$74.90
A-line Tulle Glittering Dress
$129.90
A-line Floral Print Corset Waistline Party Dress With Ruffles
$74.90
A-line Floral Print Jacquard Corset Waistline Dress
$89.90
A-line Cold Shoulder Sleeves Maxi Dress With Ruffles
$65.99
V-neck Cold Shoulder Sleeves Prom Dress
$148.00
V-neck Cold Shoulder Sleeves Prom Dress
$148.00
A-line Sequined Dress
$109.90
| 
Formal