8199400 Canada Inc. operating as Arctic Sunwest Charters was a charter airline based in Yellowknife, Northwest Territories, Canada. It operated passenger and cargo charter services in Canada's Arctic, with wheel, ski and float equipped aircraft. Its main base was Yellowknife Airport and also operated a float base on Great Slave Lake near the Yellowknife Water Aerodrome.

Summit Air is a Canadian airline headquartered in Yellowknife that operates scheduled, charter and cargo aviation throughout the Northwest Territories, Nunavut, and Yukon. Summit Air is a member of the Ledcor Group of Companies and operates in partnership with several other companies and communities including the Haisla Nation, Air Baffin, the Det'on Cho Corporation, and businesses in the Kitikmeot Region.