AirHint found the following cheapest return flights from Ontario (ONT) to Madrid (MAD) in July 2026 (see full year).

Return flights

28 Jul - 06 Aug	British Airways
29 Jul - 07 Aug	British Airways
27 Jul - 17 Aug	British Airways
25 Jul - 15 Aug	British Airways
18 Jul - 01 Aug	British Airways
04 Jul - 30 Aug	British Airways
25 Jul - 16 Aug	British Airways
31 Jul - 08 Aug	British Airways
31 Jul - 18 Aug	British Airways
24 Jul - 16 Aug	British Airways
15 Jul - 26 Jul	British Airways
15 Jul - 25 Jul	British Airways
16 Jul - 28 Jul	British Airways
21 Jul - 27 Jul	British Airways
23 Jul - 30 Jul	Iberia
15 Jul - 31 Jul	British Airways
06 Jul - 19 Jul	British Airways
17 Jul - 31 Jul	British Airways
07 Jul - 14 Jul	British Airways
18 Jul - 25 Jul	Iberia

Also check the deals for one-way flights from Ontario to Madrid 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 Madrid in July from $879

Return flights