Air Canada (AC) is Canada’s largest airline serving more than 200 destinations on six continents. Air Canada, together with its partners Air Canada Express and rouge, carried more than 41 million passengers in 2015. The airline started as Trans-Canada Air Lines (TCA) on 1 September 1937 and today is one of the 20 largest airlines of the world. It is also one of the founding members of the Star Alliance. Its major hubs include Calgary International (YYC), Montréal-Pierre Elliott Trudeau (YUL), Toronto Pearson (YYZ), and Vancouver International (YVR). A modern Airbus and Boeing fleet provides Business Class, Premium Economy on long-haul international, and Economy Class service.