Best Buy offers the Vornado Whole Room Air Circulator, model no. CR1-0121-06, for $99.99. Coupon code "SAVE20SPRING" cuts it to $79.99. With free shipping, that's the lowest total price we could find by $20. It moves air up to 100 feet and features four speeds.
Home Depot offers the Lasko 20" Box Fan, model no. 3733, for $16.96. Opt for in-store pickup to avoid the $6.74 shipping fee. That's the lowest price we could find by $8. It features three speeds, safety grill, and 6-foot cord.