Lenovo offers its 5.5-lb. Lenovo G50 Intel Haswell Core i5 1.7GHz 15.6" Laptop in Black, model no. 59427103, for $559 with free shipping. that's $221 off list and the lowest total price we could find, although we saw it for $10 less three weeks ago. Features include an Intel Haswell Core i5-4210U 1.7GHz dual-core processor, 15.6" 1366x768 LCD, 8GB RAM, 1TB hard drive, DVD burner, webcam, 802.11n wireless, Bluetooth 4.0, 4-cell battery, and Windows 8.1 64-bit.
Expect shipping to take up to three weeks.
There's a less expensive way, and then there's the way that works for you. The two may not be the same.