What does the "Y" in the IATA code for Vancouver International Airport signify?

The "Y" in the IATA code for Vancouver International Airport (YVR) signifies a North American location indicator. In IATA coding conventions, many airport codes in Canada begin with the letter "Y." This systematic approach helps to easily identify airports based on their geographic region, particularly those in Canada, which often utilize "Y" as the leading character in their codes.

For instance, while the letter "Y" indicates that the airport is in Canada, the subsequent letters help distinguish it from other airports. In the case of Vancouver International Airport, "VR" completes the IATA code, making it unique. This structure is useful for travelers and airlines for quick identification and organization within the aviation system in North America.