Flühli is a municipality in the district of Entlebuch in the canton of Lucerne in Switzerland. The municipality consists of the villages of Flühli and Sörenberg, which form independent parishes. Flühli is part of the UNESCO Entlebuch Biosphere Reserve since 2001.

Entlebuch District is one of six districts of the canton of Lucerne, Switzerland. Its administrative center is the village of Schüpfheim. Entlebuch District roughly corresponds to the basin of the river Kleine Emme. The district receives its name from the village of Entlebuch, which is in turn named for the rivers Grosse and Kleine Entle, a right tributary of Kleine Emme.