Cheapest return flights from Denver to Calgary in December from 513€

AirHint found the following cheapest return flights from Denver (DEN) to Calgary (YYC) in December 2025 (see full year).

Return flights

24 Dec - 31 Dec Volaris
30 Dec - 04 Jan Frontier Airlines
28 Dec - 02 Jan WestJet
24 Dec - 30 Dec Frontier Airlines
25 Dec - 28 Dec Frontier Airlines
24 Dec - 31 Dec United direct
25 Dec - 28 Dec Air Canada direct
24 Dec - 30 Dec United direct
28 Dec - 02 Jan United direct

Also check the deals for one-way flights from Denver 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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