Kmart.com currently has 2 Christmas trees on sale for $19.99 for Shop Your Way Reward members (it's free to sign up). You can select to pick up either tree at your local Kmart store to avoid any shipping charge. The Trim A Home tree can be picked up at your local Sears store to avoid a shipping charge.
6' Unlit 658 Tips Weston Spruce Christmas Tree
Trim A Home 6' Unlit Spruce Tree