AirHint found the following cheapest return flights from Calgary (YYC) to Lisbon (LIS) in April 2026 (see full year).
Return flights
| 12 Apr - 22 Apr | Air Transat | ||
| 13 Apr - 20 Apr | WestJet | ||
| 27 Apr - 11 May | Air Canada | ||
| 15 Apr - 09 May | Air Canada | ||
| 15 Apr - 29 Apr | Air France | ||
| 30 Apr - 17 May | WestJet | ||
| 04 Apr - 12 Apr | Air Canada |
Also check the deals for one-way flights from Calgary to Lisbon in April.
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