A best bet is the Frye Women's Carson Ballet Flats in five colors (Sage pictured) for
$74 with free shipping. That's the lowest total price we could find in any color by $54. They're available in sizes 5.5 to 11.
Update: The price of the best bet has since dropped to $59.99 with free shipping. (It's available in three other colors for $69.99.)