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

Return flights

06 Dec - 09 Dec	Scandinavian Airlines
15 Dec - 29 Dec	TAP
04 Dec - 08 Dec	TAP
25 Dec - 06 Jan	Iberia
08 Dec - 12 Dec	Scandinavian Airlines
22 Dec - 30 Dec	TAP
25 Dec - 04 Jan	TAP
16 Dec - 06 Jan	Iberia
23 Dec - 03 Jan	easyJet
01 Dec - 08 Dec	Air Europa
29 Dec - 08 Jan	easyJet
29 Dec - 06 Jan	easyJet
24 Dec - 31 Dec	Air Europa
06 Dec - 13 Dec	easyJet
26 Dec - 03 Jan	TAP
08 Dec - 15 Dec	Iberia
18 Dec - 07 Jan	TAP
25 Dec - 03 Jan	TAP
28 Dec - 04 Jan	Vueling Airlines
23 Dec - 29 Dec	TAP

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 $382

Return flights