As one of their Black Friday deals, Amazon offers the Apple MacBook Air (13-inch, 8GB RAM, 128GB SSD Storage) for $649.99 (reg. $999). This is the lowest price I have ever seen for one of these!
1.8 GHz dual-core Intel Core i5 Processor
Intel HD Graphics 6000
Fast SSD Storage
8GB memory
Two USB 3 ports
Thunderbolt 2 port
Sdxc port