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

Return flights

25 Sep - 02 Oct	ITA Airways
17 Sep - 21 Sep	ITA Airways
18 Sep - 23 Sep	ITA Airways
18 Sep - 25 Sep	ITA Airways
19 Sep - 23 Sep	ITA Airways
20 Sep - 29 Sep	TAP
26 Sep - 30 Sep	ITA Airways
25 Sep - 06 Oct	ITA Airways
23 Sep - 07 Oct	Ryanair
22 Sep - 06 Oct	Iberia
15 Sep - 21 Sep	ITA Airways
26 Sep - 04 Oct	ITA Airways
16 Sep - 29 Sep	ITA Airways
16 Sep - 25 Sep	ITA Airways
18 Sep - 26 Sep	ITA Airways
26 Sep - 12 Oct	Iberia
26 Sep - 12 Oct	Air Canada	direct
29 Sep - 05 Oct	WORLD2FLY
30 Sep - 04 Oct	Air Europa
27 Sep - 01 Oct	WORLD2FLY

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

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 September from 429€

Return flights