There are several great sales out there right now for printing your holiday photos. Here are a few:
Walgreens: Get 25 FREE 4×6 prints! Use promo code PRINTNOW. Order online and pick up for free in store or pay $1.97 to have them shipped to you. Promo code good until 12/31.
Rite Aid: 100 4×6 prints for $9.99. Order online and pick up in store. Use promo code 100Prints.