Kåfjorden is a fjord in Nordkapp Municipality in Finnmark county, Norway. The long fjord is located on the Porsanger Peninsula and it flows past the village of Kåfjord. It is located about southeast of the town of Honningsvåg. The fjord flows out into the Magerøysundet strait and then into the Porsangerfjorden. The European route E69 highway follows the southern coast of the fjord, and the entrance to the North Cape Tunnel lies on the western coast of the fjord.