NAC Air was a Canadian regional airline that began operations in 2000. Its main base was at the Thunder Bay International Airport. NAC Air was a 100% First Nations-owned company, owned by the communities of Eabametoong (Fort Hope), Neskantaga (Lansdowne House), Webequie, Sachigo Lake, and Sandy Lake NAC Air ceased operations indefinitely in early 2008 due to financial difficulties.