The most frequently used airline companies from Calgary to Toronto are generally
Türk Hava Yolları,
Freedom Airlines,
Air Canada,
Egyptair,
SATA International,
Avianca,
Aer Lingus,
TAP Portugal,
KLM,
Westjet,
Swiss,
Aeromexico,
Qantas Airways,
Delta Air Lines,
Korean Air,
Virgin Atlantic,
LOT Polish Airlines,
Kish Airlines,
Air France,
Austrian,
Scandinavian Airlines,
China Southern Airlines,
Emirates,
Air Transat,
Lufthansa
are companies.