Nordstrom Rack has Cloudflow/Cloud X and Cloud running shoes on sale with 50% off, different styles and colors.
Nike has these Men's Flex Experience RN 8 Shoes for $36.97 down from $65 Shipping is free for Nike+ members.
Reebok has these Men's Floatride Run Fast Pro Running Shoes listed for $224.97. Use the promo code FALL60 and the price drops to $89.99. Shipping is free.