Air Canada will fly Calgary-Heathrow-Delhi on the same aircraft, aiming mainly at the Indian diaspora in western Canada.
Last winter, Air Canada offered a similar service via Heathrow to Mumbai and had the right to sell tickets from Heathrow to India in the UK. Air Canada has the same permission for the Delhi flight.
The daily Delhi service, on a Boeing 787, starts on 27 October, continuing until 29 March, with a midday departure from Heathrow arriving 02.25 and an 06.45 departure from Delhi arriving at 11.20.
Mark Galardo, the airline’s executive vice president – revenue and network planning, said: