The most frequently used airline companies from Halifax to Toronto are generally
KLM,
Xiamen Airlines,
Kish Airlines,
LOT Polish Airlines,
Air Canada,
Avianca,
Austrian,
Virgin Atlantic,
Caspian Airlines,
Delta Air Lines,
Korean Air,
Freedom Airlines,
World Airways,
Lufthansa,
Aeromexico,
China Eastern Airlines,
China Southern Airlines,
United Airlines,
Philippine Airlines,
Etihad Airways,
Westjet,
TAP Portugal,
Porter Airlines,
Lan Airlines,
Egyptair,
Air France,
Cathay Pacific,
Air Transat,
Asiana Airlines,
JSC Aviaprad,
SATA International,
Emirates
are companies.