- Old Navy is offering 50% off sitewide, including sale and clearance items, during its Cyber Monday Sale. (Discount applies in cart.) Plus, receive a pair of Cozy Socks for free with every order via coupon code "COZY". (They usually cost around $4.) Shipping adds $7, but orders of $50 or more receive free shipping. This offer is valid till 11/27/2017.