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

Return flights

20 Sep - 24 Sep	WestJet
26 Sep - 04 Oct	WestJet
09 Sep - 23 Sep	Porter Airlines (Canada) Ltd
18 Sep - 23 Sep	WestJet
29 Sep - 06 Oct	WestJet
07 Sep - 10 Sep	WestJet
03 Sep - 10 Sep	WestJet
03 Sep - 11 Sep	WestJet
16 Sep - 22 Sep	WestJet
08 Sep - 04 Oct	WestJet
22 Sep - 29 Sep	Air Canada
09 Sep - 22 Sep	WestJet
11 Sep - 18 Sep	WestJet
29 Sep - 13 Oct	Air Canada
19 Sep - 04 Oct	WestJet
29 Sep - 25 Oct	WestJet
29 Sep - 12 Oct	WestJet
30 Sep - 28 Oct	WestJet
17 Sep - 11 Oct	WestJet
18 Sep - 11 Oct	WestJet

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

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 September from 516€

Return flights