As companhias aéreas mais utilizadas entre Toronto e Montreal são geralmente
Türk Hava Yolları,
Etihad Airways,
Air Transat,
Air Canada,
Swiss,
Westjet,
Austrian,
Porter Airlines,
Avianca,
Cathay Pacific,
SATA International,
Sunwing Airlines,
Aer Lingus,
Lufthansa,
JSC Aviaprad,
Xiamen Airlines,
Aeromexico,
China Eastern Airlines,
China Airlines,
Royal Jordanian,
Voyageur Airways,
Delta Air Lines,
Brussels Airlines,
Korean Air,
Virgin Atlantic,
Freedom Airlines,
Air France,
Egyptair,
Asiana Airlines,
Air Canada Jazz,
Eva Air,
China Southern Airlines,
Scandinavian Airlines
empresas.