AirHint found the following cheapest return flights from Ontario (ONT) to Rome (FCO) in March 2026 (see full year).

Return flights

11 Mar - 17 Mar	Iberia
08 Mar - 15 Mar	British Airways
25 Mar - 31 Mar	British Airways
29 Mar - 05 Apr	British Airways
05 Mar - 11 Mar	Iberia
26 Mar - 01 Apr	Iberia
15 Mar - 29 Mar	Iberia
30 Mar - 05 Apr	British Airways
19 Mar - 25 Mar	Iberia
17 Mar - 24 Mar	British Airways
11 Mar - 25 Mar	British Airways
22 Mar - 29 Mar	Iberia
22 Mar - 05 Apr	British Airways
12 Mar - 18 Mar	British Airways
21 Mar - 01 Apr	British Airways

Also check the deals for one-way flights from Ontario to Rome in March.

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 Ontario to Rome in March from $641

Return flights