The Kanchalan River (Russian: Канчалан) is a 426 km long stream in Far East Siberia. It passes through the sparsely populated areas of the Siberian tundra and flows southwards into the Bering Sea at the Gulf of Anadyr through the Anadyrskiy Liman. Its catchment area is 20,600 km square.
The Kanchalan River and its tributaries belong to the Chukotka Autonomous Okrug administrative region of Russia.
Latitude: 66° N, Longitude: 177° 30' E
There is a small populated place in the area close to its estuary also called Kanchalan. Beluga whales are common in its estuarine waters.