Here are the steps on how to use Promo Codes when shopping at altavistaflowers.com: Sign in to Alta Vista Flowers, select the items you want to buy and add to your cart. Next, check the product, select the corresponding available Coupon Codes, and complete the payment. Also, here's Alta Vista Flowers's latest sale on October: Target Deals - Save Up To 25% On Popular Alta Vista Flowers Orders.