Nejanilini Lake Airport (ICAO: CYNN) is a small remote aerodrome located near Nejanilini Lake in northern Manitoba, Canada. The airport serves as a fly-in access point for the surrounding wilderness area, which is known for its exceptional fishing and hunting opportunities. The airport operates primarily to support outfitters, lodges, and recreational users in this isolated region of Manitoba. There is no road access to the area, making air transport the only practical means of reaching the lake and its surroundings. The airport is uncontrolled and handles light charter and bush aircraft. It does not have scheduled commercial airline service and is not assigned an IATA code, reflecting its status as a remote, low-traffic facility.