Burger King $1 Halloween Booklets! This post may contain affiliate links. Please see the full disclosure policy here. Posted on September 29, 2009 Written by Mary Leave a Comment YAY!! ANOTHER $1 Halloween coupon booklet is available!! Burger King now has a booklet with 8 coupons for free value sized fries priced at just $1.00 !! Coupons are valid 10/1 – 12/31.