Air Canada operates primarily from Terminal 2 at London Heathrow Airport, also known as The Queen’s Terminal. If you're wondering what terminal is Air Canada at LHR, it is Terminal 2, which offers passengers a modern and efficient travel experience to and from Canada. With streamlined check-in counters, fast-track security, and access to the exclusive Maple Leaf Lounge, the terminal provides exceptional comfort and convenience. Offering a variety of amenities, dining options, and direct flights to major Canadian cities, Terminal 2 is a key international hub for Air Canada’s transatlantic operations.