Save $50 on all models of the iPad Air at BestBuy.com during their 2-Day Sale Event. Plus, the shipping is free for all orders over $25. The WiFi only 16GB iPad Air (model: MD788LL/A) drops from $499.99 to $449.99 and becomes the best price we could find for it by $50, while the 16GB AT&T 4G version (model: ME991LL/A) goes from $629.99 to $579.99. The iPad Air has a 9.7" Retina display, a 10-hour battery life, 5MP camera and more. Sales tax is charged in most states.