London International Airport

Serving Kitchener–Waterloo and Cambridge in Ontario, provides regional and limited international flights with convenient access to the region’s tech hubs and universities.

Serving Detroit, Michigan, primarily for general aviation, charters, flight training and medevac operations; conveniently located near downtown for quick access to the city.

Serving Windsor, Ontario, with scheduled regional flights and seasonal services; convenient for travel across southwestern Ontario and access to the nearby Detroit–Windsor border.

Serving the Flint, Michigan area with primarily domestic flights and low-cost carriers; convenient for travel to northeastern Michigan and the broader Great Lakes region.