Cheapest return flights from Ontario to Rome in September from $756

Best time to book flights for Ontario (ONT) to Rome (FCO) flights at AirHint

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

Return flights

21 Sep - 07 Oct Air France
22 Sep - 06 Oct KLM
09 Sep - 25 Sep Iberia
16 Sep - 30 Sep British Airways
03 Sep - 11 Sep British Airways
02 Sep - 11 Sep British Airways
02 Sep - 16 Sep Iberia
10 Sep - 24 Sep British Airways
01 Sep - 30 Sep British Airways
03 Sep - 12 Sep British Airways
09 Sep - 23 Sep British Airways
03 Sep - 10 Sep British Airways
30 Sep - 15 Oct British Airways
25 Sep - 09 Oct SWISS
22 Sep - 03 Oct KLM
17 Sep - 02 Oct KLM
27 Sep - 12 Oct SWISS
26 Sep - 04 Oct British Airways
22 Sep - 10 Oct KLM
27 Sep - 13 Oct British Airways

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

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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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