$3 off Coupon for Boston Market This post may contain affiliate links. Please see the full disclosure policy here. Posted on September 10, 2009 Written by Mary Leave a Comment Print a coupon here for $3 off a $6 or more purchase at Boston Market. Good Through Sept 15th. I did notice it excludes KIDS MEALS? Thanks, 30weekgrocerychallenge! When the time comes, Kroger Weekly Ad will be published with its 9 page Thanksgiving deals.