Ottawa - Toronto arası en sık kullanılanan havayolu firmaları genelde
Türk Hava Yolları,
Air Canada,
TAP Portugal,
Swiss,
Avianca,
Austrian,
Delta Air Lines,
Virgin Atlantic,
Xiamen Airlines,
Qantas Airways,
Korean Air,
LOT Polish Airlines,
Aeromexico,
China Southern Airlines,
United Airlines,
Air Ecuador Airecu,
Westjet,
Philippine Airlines,
Emirates,
Air Canada Jazz,
Scandinavian Airlines,
Lufthansa,
Air France,
Air Transat,
Egyptair,
Cathay Pacific,
JSC Aviaprad,
Asiana Airlines,
Aer Lingus,
Lan Airlines,
Porter Airlines,
SATA International
firmalarıdır.