Cheapest return flights from Ontario to Madrid in December from $488

AirHint found the following cheapest return flights from Ontario (ONT) to Madrid (MAD) in December 2025 (see full year).

Return flights

04 Dec - 11 Dec British Airways
04 Dec - 09 Dec British Airways
03 Dec - 09 Dec British Airways
09 Dec - 13 Jan British Airways
05 Dec - 12 Dec British Airways
10 Dec - 14 Jan British Airways
26 Dec - 13 Jan British Airways
23 Dec - 13 Jan British Airways
23 Dec - 14 Jan British Airways
04 Dec - 10 Dec British Airways
03 Dec - 10 Dec British Airways
11 Dec - 17 Jan British Airways
01 Dec - 08 Dec British Airways
01 Dec - 10 Dec British Airways
09 Dec - 16 Dec British Airways
24 Dec - 14 Jan British Airways
01 Dec - 14 Dec British Airways
01 Dec - 18 Jan Iberia
25 Dec - 10 Jan Iberia
30 Dec - 08 Jan British Airways

Also check the deals for one-way flights from Ontario to Madrid in December.

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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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