Direct flights available:
91 PER WEEK
Popular non-direct routes for this connection are Calgary Intl - O'Hare Intl - Heathrow, Calgary Intl - Halifax Intl - Saint Johns - Gatwick and Calgary Intl - Winnipeg - Gatwick.
You can fly from Calgary Intl to London indirect via O'Hare Intl, Halifax Intl or Saint Johns.
Direct flights available on