Which designator code signifies Saskatoon, Saskatchewan?

The designator code that signifies Saskatoon, Saskatchewan, is YQR. Each airport in Canada has a unique three-letter designator code, which is used for air traffic control and airline operations. YQR represents the airport code for Saskatoon John G. Diefenbaker International Airport. The other codes listed do not correspond to Saskatoon: YQB is the code for Québec City, YTZ is for Billy Bishop Toronto City Airport, and ΥΧΕ does not correspond to any recognized airport code in Canada. Understanding these codes is critical for identifying airports across Canada and beyond, facilitating smoother travel and logistics in air transportation.