Cheapest return IAH–YYC flights, December

AirHint found the following cheapest return flights from Houston (IAH) to Calgary (YYC) in December 2026 (see full year).

Return flights

07 Dec - 14 Dec WestJet direct
10 Dec - 14 Dec WestJet direct
08 Dec - 14 Dec United
08 Dec - 15 Dec United
08 Dec - 14 Dec WestJet direct
08 Dec - 15 Dec WestJet direct
25 Dec - 31 Dec Air Canada
25 Dec - 31 Dec WestJet direct

Also check the deals for one-way flights from Houston to Calgary in December.

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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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