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