AirHint found the following cheapest return flights from Waterloo (YKF) to Calgary (YYC) in August 2026 (see full year).
Return flights
| 01 Aug - 08 Aug | Flair Airlines | direct | |
| 21 Aug - 26 Aug | WestJet | direct | |
| 28 Aug - 31 Aug | WestJet | direct | |
| 20 Aug - 23 Aug | WestJet | direct | |
| 17 Aug - 20 Aug | WestJet | direct |
Also check the deals for one-way flights from Waterloo to Calgary in August.
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