FREE Cone Day at Häagen-Dazs! The links in the post below may be affiliate links. Read the full disclosure Here. May 4, 2016 by SMFM Leave a Comment Stop by Häagen-Dazs on May 10th for FREE Cone Day! You will receive this offer from 4-8 PM and no coupon is needed. Plus, no purchase is necessary for this freebie offer.