Best Buy offers the 3-lb. Apple MacBook Air Intel Broadwell Core i5 1.6GHz 13.3" Laptop, model no. MMGF2LL/A, for $899.99 with free shipping. That's the lowest total price we could find by $50, although it was $50 less a week ago. It features an Intel Core i5 1.6GHz Broadwell dual-core processor, 13.3" 1440x900 LCD, 8GB RAM, 128GB SSD, 802.11ac wireless, Bluetooth 4.0, Thunderbolt 2, USB 3.0, backlit keyboard, and Mac OS X 10.10 Yosemite.
Of note, qualifying students can click here and enter a valid .edu email address to receive a unique code that cuts it to $799.99.