Y Notes YEA is common IATA code for Edmonton International Airport and former Edmonton City Centre Airport . Lloydminster city is incorporated by both provinces as a single city with a single municipal administration. Lloydminster Airport is located northwest of the city, in Alberta province. YMQ is common IATA code for Montréal–Pierre Elliott Trudeau International Airport , Montréal–Mirabel International Airport and Montreal Saint-Hubert Longueuil Airport . YTO is common IATA code for Toronto Pearson International Airport , John C. Munro Hamilton International Airport , Region of Waterloo International Airport , Billy Bishop Toronto City Airport and Buttonville Municipal Airport . References - includes IATA codes Aviation Safety Network - IATA and ICAO airport codes Great Circle Mapper - IATA, ICAO and FAA airport codes Y