Cheapest return flights from Houston to Calgary in December from 147€

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

Return flights

03 Dec - 10 Dec WestJet direct
04 Dec - 11 Dec WestJet direct
12 Dec - 16 Dec Spirit Airlines
05 Dec - 12 Dec United
06 Dec - 13 Dec United
13 Dec - 14 Dec Frontier Airlines
11 Dec - 15 Dec WestJet direct
12 Dec - 15 Dec WestJet direct
11 Dec - 16 Dec United
11 Dec - 14 Dec Frontier Airlines
17 Dec - 05 Jan Spirit Airlines
26 Dec - 02 Jan WestJet direct
25 Dec - 01 Jan WestJet direct
30 Dec - 06 Jan WestJet direct
27 Dec - 10 Jan Frontier Airlines
26 Dec - 04 Jan Frontier Airlines
27 Dec - 04 Jan Frontier Airlines
30 Dec - 03 Jan WestJet
27 Dec - 03 Jan Frontier Airlines

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

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