Toronto Pearson International Airport (also known as Lester B. Pearson International Airport or simply Toronto Pearson) (IATA: YYZ, ICAO: CYYZ) is an international airport serving Toronto, Ontario, Canada; its metropolitan area; and the Golden Horseshoe, an urban agglomeration that is home to 8.1 million people – approximately 25% of Canada's population. The airport is located 22.5 km (14.0 mi) northwest of Downtown Toronto in Mississauga, Peel Region, a separate municipality contrary to the airport name. The airport is named in honour of the late Canadian Prime Minister and Nobel Peace Prize winner Lester Bowles Pearson.
Pearson is the largest and busiest airport in Canada. In 2010, it handled 31.9 million passengers, and 419,044 aircraft movements. It is currently the world's 20th busiest airport by international passenger traffic and 18th busiest airport by aircraft movements. In 2006, the airport was selected as the best global airport by the UK-based Institute of Transport Management. The airport is the largest hub for Air Canada, making it a major Star Alliance hub airport. It is also a hub for passenger airlines Air Canada Express, Air Transat, CanJet, Sunwing Airlines and WestJet, as well as cargo airline FedEx Express. The airport is operated by the Greater Toronto Airports Authority (GTAA) as part of Transport Canada's National Airports System and is one of eight Canadian airports with facilities for United States border preclearance.