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

Return flights

15 Sep - 29 Sep	WestJet	direct
13 Sep - 29 Sep	WestJet	direct
19 Sep - 30 Oct	WestJet	direct
17 Sep - 28 Sep	WestJet	direct
19 Sep - 23 Sep	WestJet
20 Sep - 31 Oct	Vueling Airlines
22 Sep - 06 Oct	Ryanair
21 Sep - 05 Oct	Aeroitalia
26 Sep - 05 Oct	Vueling Airlines
30 Sep - 07 Oct	Wizz Air Malta
11 Sep - 15 Sep	Air Transat
23 Sep - 10 Oct	Transavia France
22 Sep - 26 Sep	Ryanair
11 Sep - 18 Sep	WestJet
12 Sep - 30 Sep	Ryanair
26 Sep - 05 Oct	WestJet	direct
13 Sep - 23 Sep	Aeroitalia
11 Sep - 15 Sep	WestJet	direct
23 Sep - 10 Oct	WestJet	direct
25 Sep - 10 Oct	Delta

Also check the deals for one-way flights from Rome to Calgary 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 Rome to Calgary in September from 352€

Return flights