Thunder Bay International Airport — Thunder Bay, Canada

Thunder Bay International Airport, identified as YQT, is the largest airport in northwestern Ontario, serving the city of Thunder Bay on the shores of Lake Superior. YQT offers scheduled flights to Toronto, Winnipeg, and other regional destinations, supporting the area's forestry, mining, and shipping industries. The airport's substantial runway and terminal facilities allow it to handle both commercial jets and general aviation traffic, including flights bound for remote northern communities. As a key transportation hub bridging northern Ontario with the rest of the province, Thunder Bay International Airport plays an outsized role given the region's vast geography.