L.L.Bean offers its L.L.Bean Women's Camden Eyelet Skirt in six colors (Fresh Mint pictured) for $24.99 with free shipping. That's $34 off list and the lowest total price we could find. It's available in regular and petite sizes 4 to 20, although not in all color/size combinations.
Woman Within takes up to 75% off its clearance items. Coupon code "wwcomeback" cuts an extra 40% off your highest-price item. Shipping adds $5.99, or get free shipping with orders of $75 or more via coupon code "WW21157". (Coupons don't stack.) A few best bets, with prices after code "wwcomeback":