| Antigua |
BWIA British West Indies Airways |
Toronto |
| Austria |
Austrian Airlines |
Toronto |
| Barbados |
BWIA British West Indies Airways |
Toronto |
| China |
Air China |
Vancouver |
| China |
Eastern Airlines |
Vancouver |
| China – Hong Kong |
Cathay Pacific Airways |
Toronto and Vancouver |
| China – Taipei |
China Airlines |
Vancouver |
| |
EVA Airways |
Vancouver |
| Costa Rica |
LACSA Costa Rica |
Toronto |
| Cuba |
Cubana de Aviacion |
Montreal and Toronto |
| Czech Republic |
Czech Airlines |
Montreal and Toronto |
| Egypt |
Egyptair |
Montreal (seasonal) |
| Fiji |
Air Pacific |
Vancouver |
| Finland |
Finnair |
Toronto (seasonal) |
| France |
Air France |
Montreal and Toronto |
| |
Corsair International |
Seasonal services to Moncton and Montreal |
| France – St. Pierre and Miquelon |
Air St.–Pierre |
Halifax, Moncton (seasonal), Montreal, St. Johns and Sydney (seasonal) |
| Germany |
Condor Flugdienst |
Seasonal services to Calgary, Halifax, Moncton, Toronto, Vancouver and Whitehorse |
| |
Lufthansa German Airlines |
Montreal (seasonal), Toronto and Vancouver |
| |
LTU International Airways |
Seasonal services to Calgary, Toronto and Vancouver |
| Greece |
Olympic Airways |
Montreal |
| Guyana |
Universal Airlines |
Hamilton |
| Hungary |
Malev |
Toronto |
| India |
Air India |
Toronto |
| Israel |
El Al Israel Airlines |
Toronto |
| Italy |
Alitalia |
Toronto |
| Jamaica |
Air Jamaica |
Toronto |
| Japan |
Japan Airlines |
Vancouver |
| Mexico |
Mexicana |
Montreal, Toronto and Vancouver |
| Morocco |
Royal Air Maroc |
Montreal |
| Netherlands |
KLM |
Montreal, Toronto and Vancouver |
| |
Martinair Holland |
Seasonal services to Calgary, Edmonton, Toronto and Vancouver |
| Pakistan |
Pakistan International |
Toronto |
| Philippines |
Philippine Airlines |
Vancouver |
| Poland |
LOT Polish Airlines |
Toronto |
| Portugal |
SATA International |
Montreal (seasonal) and Toronto |
| Russia |
Aeroflot Russian Airlines |
Toronto |
| |
Transaero Airlines |
Montreal |
| Singapore |
Singapore Airlines |
Vancouver |
| South Korea |
Korean Air Lines |
Toronto and Vancouver |
| Switzerland |
Swiss International |
Montreal |
| Trinidad and Tobago |
BWIA British West Indies Airways |
Toronto |
| Ukraine |
Aerosvit Airlines |
Toronto |
| United Arab Emirates |
Etihad Airways |
Toronto |
| United Kingdom |
British Airways |
Montreal, Toronto and Vancouver |
| United States |
Alaska Airlines |
Calgary and Vancouver |
| |
– Horizon Air |
Calgary, Edmonton, Kamloops (seasonal), Kelowna, Vancouver and Victoria |
| |
American Airlines |
Calgary, Montreal, Toronto and Vancouver |
| |
– American Eagle |
Halifax, Montreal, Ottawa and Toronto |
| |
Continental Airlines |
Calgary, Edmonton, Halifax (seasonal), Toronto and Vancouver |
| |
– ExpressJet |
Halifax, Montreal, Ottawa, Quebec, St. Johns and Toronto |
| |
Delta Airlines |
Montreal, Toronto and Vancouver |
| |
– Atlantic Southeast |
Montreal, Ottawa and Toronto |
| |
– Comair |
Fredericton, Halifax, Montreal and Toronto |
| |
– Skywest Airlines |
Calgary, Edmonton and Vancouver |
| |
Kenmore Air |
Victoria Harbour and seasonal services to nine seaplane bases in British Columbia |
| |
Midwest Express Airlines/Midwest Connect |
Toronto |
| |
Northwest Airlines |
Calgary, Edmonton, Montreal, Saskatoon, Toronto, Vancouver and Winnipeg |
| |
– Mesaba Airlines |
Kitchener, London, Montreal, Ottawa, Regina, Saskatoon (seasonal) and Thunder Bay |
| |
– Pinnacle Airlines |
Charlottetown (seasonal), Halifax, Ottawa, Quebec, Toronto and Winnipeg |
| |
United Airlines |
Calgary, Toronto and Vancouver |
| |
– Air Wisconsin |
Toronto |
| |
– Republic Airlines |
Montreal and Ottawa |
| |
– Skywest Airlines |
Calgary, Edmonton and Winnipeg |
| |
US Airways/America West |
Calgary, Edmonton, Montreal, Toronto and Vancouver |
| |
– Air Wisconsin |
Montreal, Ottawa and Toronto |
| |
– Chautauqua Airlines |
Toronto |
| |
– Mesa Airlines |
Calgary and Toronto |
| |
– Piedmont Airlines |
Toronto |
| |
– PSA Airlines |
Toronto |
