Tilly's offers the Volcom Women's In Flight Jacket in Olive for $49.97. Add it to your cart to drop it to $24.99. Pad your order over $30, then apply coupon code "SAVINGS30" for free shipping. Minus padding, that's the lowest total price we could find by $17. It's available in most sizes from XS to XL.

Update: Even better, use coupon code "FS2015" for free shipping with no minimum required.