Toronto Buttonville Municipal Airport is a relatively small airport located in Markham, Ontario, Canada. It is primarily a general aviation airport and is known for its unique name, which has been in place since it opened in 1960.

The airport was originally opened by Button Brothers Industries, a company that specialized in the production of aircraft parts and tools. The company had a major presence in the area and was well-known in the aviation community. As a result, the airport was named after the company and became known as Buttonville Municipal Airport.

The Buttonville Municipal Airport is served by a variety of general aviation aircraft, including both single and twin-engine aircraft. It is also used as a training facility for pilots, as well as a base of operations for private and corporate aircraft. The airport also has a small number of scheduled flights that connect it to other airports in the Greater Toronto Area, as well as to destinations in the United States.

The airport code for Buttonville Municipal Airport is YKZ. This code is derived from the first two letters of the city of Markham, with the remaining two letters representing the initial of the Button Brothers. The airport has about 50 takeoffs and landings per day, with a mix of both private and commercial aircraft.

The airport is served by a variety of airlines, including Air Canada Jazz, Air Georgian, Porter Airlines and Sky Regional, which provides regional service to destinations in Canada and the United States. The airport also offers a variety of services, including refueling, aircraft maintenance and parking, as well as a selection of restaurants and other amenities.

The Buttonville Municipal Airport is a unique and important part of the aviation industry in the Greater Toronto Area. It has a long and interesting history, and its unique name is a testament to the history of the company that originally founded the airport. The airport code, YKZ, is derived from the initial of the Button Brothers, and the airport continues to serve the Greater Toronto Area with a variety of commercial and private aircraft.