1 Installation of the new flooring-The average price on a square foot of laminate flooring, installed, is between $7 and $11.2  This assumes that the owner or the installer is also including the costs for the mandatory foam underlay and any adhesives or glues required for its installation.his means that some costs can be reduced where installation is concerned. For this discussion, we will consider the materials and costs for the installation of a laminate floor in the average 200 square foot kitchen (measuring 10'x20').