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

Return flights

01 Dec - 12 Dec	Air Europa
08 Dec - 14 Dec	Ryanair
25 Dec - 31 Dec	TAP
25 Dec - 05 Jan	TAP
20 Dec - 04 Jan	TAP
21 Dec - 02 Jan	TAP
19 Dec - 04 Jan	TAP
19 Dec - 28 Dec	TAP
22 Dec - 02 Jan	TAP
02 Dec - 25 Dec	KLM
24 Dec - 04 Jan	TAP
08 Dec - 12 Dec	Transavia France
08 Dec - 20 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 394€

Return flights