A4C offers the Apple 10-watt Power Adapter in White, model no. MC359BA, for $8.95 with free shipping. That's tied with our mention from March and the lowest total price we could find by $3. It's compatible with iPad 1/2/3, iPad mini, and all iPhone models. No USB cable is included.
A4C also offers the Apple 12-Watt Power Adapter in White, model no. MD836LL/A, for $9.95. Coupon code "SPRING10" cuts that to $8.96. With free shipping, that's the lowest total price we could find by $4. It's specifically designed for the 4th generation iPad and iPad mini, but also works with most USB cables (cables not included.)