AirHint found the following cheapest one-way flights from Calgary (YYC) to London (LHR) in October 2026 (see full year).
One-Way flights
| 02 Oct | Flair Airlines | ||
| 03 Oct | Flair Airlines | ||
| 29 Oct | Air Canada | ||
| 29 Oct | Air Canada | direct | |
| 24 Oct | Air Canada | direct |
Also check the deals for return flights from Calgary to London in October.
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