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

Return flights

06 Dec - 12 Dec	Scandinavian Airlines
06 Dec - 14 Dec	Scandinavian Airlines
08 Dec - 12 Dec	Scandinavian Airlines
08 Dec - 14 Dec	Scandinavian Airlines
28 Dec - 12 Jan	TAP
06 Dec - 15 Dec	KLM
27 Dec - 12 Jan	TAP
27 Dec - 04 Jan	TAP
01 Dec - 15 Dec	Air France
20 Dec - 31 Dec	TAP
06 Dec - 16 Dec	Scandinavian Airlines
02 Dec - 06 Jan	TAP
26 Dec - 06 Jan	TAP
29 Dec - 12 Jan	TAP
26 Dec - 01 Jan	TAP
25 Dec - 31 Dec	TAP
30 Dec - 12 Jan	TAP
09 Dec - 23 Dec	KLM
31 Dec - 12 Jan	Air France

Also check the deals for one-way flights from Madrid to Toronto 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 Madrid to Toronto in December from $356

Return flights