Helnes Lighthouse is a coastal lighthouse located on the northeastern coast of the island of Magerøya in Nordkapp Municipality in Finnmark county, Norway. The lighthouse sits on the western side of the mouth of the large Porsangerfjorden, about east of the village of Kamøyvær and about northeast of the town of Honningsvåg. The lighthouse was established in 1908, destroyed during World War II in 1944, rebuilt from 1946–1948, and automated in 2004. A radio beacon was established in 1955. The tall white concrete tower has a light that has two white flashes every 30 seconds.