Pier One: $10 Off $30 Purchase Coupon Valid Through April 22nd! April 20, 2012 by Jennie The links in the post below may be affiliate links. Read the full disclosure.Print Email Pier One has a nice coupon available for $10 off your purchase of $30 or more on their website! This coupon is only valid through Sunday, April 22nd so you will need to use it soon! There is a limit of one coupon per household, and it can not be combined with any other offer or discount.