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

Return flights

01 Dec - 08 Dec	WestJet
02 Dec - 08 Dec	WestJet
01 Dec - 14 Dec	Lufthansa
23 Dec - 17 Jan	WestJet
02 Dec - 27 Dec	WestJet
22 Dec - 13 Jan	WestJet
16 Dec - 10 Jan	WestJet
15 Dec - 10 Jan	Flair Airlines
13 Dec - 20 Dec	WestJet
14 Dec - 17 Dec	WestJet
18 Dec - 06 Jan	WestJet
25 Dec - 31 Dec	WestJet
17 Dec - 05 Jan	WestJet
18 Dec - 05 Jan	WestJet
10 Dec - 03 Jan	Porter Airlines (Canada) Ltd
13 Dec - 03 Jan	Porter Airlines (Canada) Ltd
18 Dec - 04 Jan	WestJet

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

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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Cheapest return flights from Calgary to Rome in December from 537€

Return flights