AirHint found the following cheapest one-way flights from Houston (IAH) to Calgary (YYC) in October 2025 (see full year).
One-Way flights
| 31 Oct | American Airlines | ||
| 28 Oct | American Airlines | ||
| 29 Oct | American Airlines | ||
| 27 Oct | Frontier Airlines | ||
| 31 Oct | WestJet | direct | |
| 28 Oct | WestJet | direct | |
| 27 Oct | WestJet | direct |
Also check the deals for return flights from Houston to Calgary in October.
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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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