With orders of $25 or more, Amazon offers its Prime members the Farberware Nonstick Bakeware 9" x 5" Loaf Pan, model no. 52105, for $3.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping.) That's the lowest total price we could find by $3. It features a nonstick coating.
Note that this item is part of Amazon's "Add-on program" and can only be purchased with an order of $25 or more.