Newegg offers the refurbished 3.1-lb. ASUS Intel Celeron 1.5GHz 11.6" Touchscreen Laptop in Gray/Champagne, model no. Q200E-BCL0803E, for $269.99 with free shipping. That's the lowest total price we could find by $30 and the least expensive ASUS 12" touchscreen laptop we've seen. (It's also $130 under the best deal available for a new one.) It features an Intel Celeron 1007U 1.5GHz dual-core processor, 11.6" 1366x768 touchscreen LCD, 4GB RAM, 320GB hard drive, 802.11n wireless, USB 3.0, webcam, 2-cell battery, and Windows 8.
Note: A 90-day warranty applies, but it's not clear who backs it.