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

Return flights

09 Jun - 16 Jun	Air Canada
30 Jun - 07 Jul	Finnair
30 Jun - 14 Jul	British Airways
02 Jun - 09 Jun	jetBlue
30 Jun - 21 Jul	British Airways
01 Jun - 13 Jun	jetBlue
03 Jun - 17 Jun	jetBlue
13 Jun - 04 Jul	Finnair
08 Jun - 04 Jul	SWISS
29 Jun - 25 Jul	Finnair
23 Jun - 07 Jul	Finnair
18 Jun - 29 Jun	SWISS
12 Jun - 04 Jul	SWISS
14 Jun - 04 Jul	SWISS
23 Jun - 30 Jun	Finnair
19 Jun - 11 Jul	SWISS
16 Jun - 30 Jun	Finnair
10 Jun - 17 Jun	British Airways
07 Jun - 30 Jun	jetBlue
16 Jun - 23 Jun	jetBlue

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

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 June from $763

Return flights