Old Navy Coupon: 30% Off – Extended Through 8/31 August 30, 2011 at 9:30 am by Cindy Livesey | Uncategorized 1 Comment The links in the post below may be affiliate links. Read the full disclosure. Old Navy Coupon: 30% Off Because of Hurricane Irene, Old Navy has extended their 30% off Friends & Family Event through 8/31. This discount is for in-store only. Old Navy Coupon 30% Off 0sharesShareTweetPinEmail