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

Return flights

29 Jul - 20 Aug	Iberia
23 Jul - 28 Jul	Delta
29 Jul - 07 Aug	United
26 Jul - 02 Aug	United
24 Jul - 28 Aug	British Airways
27 Jul - 22 Aug	British Airways
25 Jul - 28 Jul	British Airways
31 Jul - 07 Aug	jetBlue
23 Jul - 30 Jul	Iberia
23 Jul - 29 Jul	Iberia
30 Jul - 06 Aug	British Airways
25 Jul - 07 Aug	jetBlue
22 Jul - 07 Aug	jetBlue
25 Jul - 06 Aug	British Airways
22 Jul - 25 Jul	British Airways
22 Jul - 24 Jul	Iberia
26 Jul - 30 Jul	Iberia
22 Jul - 26 Jul	British Airways
24 Jul - 26 Jul	British Airways

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

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 July from 491€

Return flights