AirHint found the following cheapest one-way flights from Houston (HOU) to Calgary (YYC) in June 2026 (see full year).
One-Way flights
| 05 Jun | WestJet | direct | |
| 22 Jun | Frontier Airlines | ||
| 22 Jun | WestJet | direct | |
| 06 Jun | Frontier Airlines | ||
| 06 Jun | WestJet | direct | |
| 30 Jun | WestJet | direct |
Also check the deals for return flights from Houston to Calgary in June.
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