AirHint found the following cheapest one-way flights from Calgary (YYC) to London (LHR) in April 2026 (see full year).
One-Way flights
| 13 Apr | WestJet | direct | |
| 22 Apr | WestJet | direct | |
| 06 Apr | WestJet | direct | |
| 28 Apr | WestJet | direct | |
| 10 Apr | WestJet | ||
| 02 Apr | WestJet | ||
| 01 Apr | WestJet | ||
| 29 Apr | WestJet | direct | |
| 21 Apr | WestJet | direct | |
| 07 Apr | WestJet |
Also check the deals for return flights from Calgary to London in April.
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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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