Starbucks K-Cup Packs Buy 1 Get 1 Free The links in the post below may be affiliate links. Read the Full DisclosureMarch 16, 2014 by Kim Julian Right now Starbucks K-Cup Packs 16 count boxes are Buy One, Get One Free with the coupon code: KCUPBOGO16 at checkout! Prices start as low as $14.95. For more hot bargains check out the Retail Deals Page!