AirHint found the following cheapest return flights from Ontario (ONT) to Rome (FCO) in October 2025 (see full year).

Return flights

30 Oct - 07 Nov	British Airways
23 Oct - 08 Nov	British Airways
31 Oct - 07 Nov	British Airways
30 Oct - 17 Nov	Iberia
24 Oct - 09 Nov	Iberia
18 Oct - 01 Nov	British Airways
24 Oct - 03 Nov	Iberia
05 Oct - 14 Oct	Iberia
17 Oct - 27 Oct	Iberia
19 Oct - 31 Oct	Iberia
21 Oct - 27 Oct	British Airways
18 Oct - 27 Oct	Iberia
20 Oct - 30 Oct	Iberia
02 Oct - 08 Oct	British Airways
16 Oct - 22 Oct	British Airways
17 Oct - 25 Oct	British Airways
24 Oct - 30 Oct	British Airways
26 Oct - 08 Nov	British Airways
26 Oct - 01 Nov	British Airways

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

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.

Book a cheap hotel in Rome

Cheap car rent in Rome

Cheapest return flights from Ontario to Rome in October from $579

Return flights