Amazon offers its Prime members the Lindt Lindor Truffles Dark Chocolate 60-Count Box
with free shipping
. (Non-members can get free shipping with orders of $25 or more; otherwise, shipping adds $6.49.) That's the lowest total price we could find by $19.
Order by December 21 for guaranteed delivery by Christmas with free 2-day shipping via Prime. Non-members should upgrade to 2-day shipping for $11.97.