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

Return flights

09 Dec - 16 Dec	Air France
08 Dec - 13 Dec	Delta
08 Dec - 15 Dec	Delta
09 Dec - 13 Dec	Delta
30 Dec - 16 Jan	Air Canada
05 Dec - 10 Dec	Air Transat
08 Dec - 22 Dec	Air Canada
05 Dec - 08 Dec	Air Transat
31 Dec - 13 Jan	Lufthansa
30 Dec - 13 Jan	Air Canada
15 Dec - 16 Jan	Flair Airlines
15 Dec - 23 Dec	Flair Airlines
14 Dec - 16 Jan	Porter Airlines (Canada) Ltd
15 Dec - 22 Dec	Flair Airlines
14 Dec - 18 Jan	Flair Airlines
15 Dec - 08 Jan	Flair Airlines
14 Dec - 23 Dec	Flair Airlines
28 Dec - 18 Jan	Air Transat
29 Dec - 16 Jan	Air Transat
29 Dec - 17 Jan	Flair Airlines

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

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 Toronto to Madrid in December from $565

Return flights