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