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

Return flights

22 Sep - 24 Sep	Porter Airlines (Canada) Ltd
22 Sep - 25 Sep	Porter Airlines (Canada) Ltd
19 Sep - 24 Sep	Air Transat
29 Sep - 21 Oct	Aer Lingus
23 Sep - 01 Oct	Iberia
13 Sep - 26 Sep	WestJet
24 Sep - 24 Oct	Royal Air Maroc
19 Sep - 26 Sep	Air Transat
29 Sep - 14 Oct	Aer Lingus
17 Sep - 24 Sep	Azores Airlines
16 Sep - 03 Oct	Iberia
24 Sep - 01 Oct	Iberia
16 Sep - 25 Sep	WestJet
30 Sep - 21 Oct	Aer Lingus
22 Sep - 18 Oct	Porter Airlines (Canada) Ltd
19 Sep - 23 Sep	Air Transat
08 Sep - 18 Sep	Delta
08 Sep - 23 Sep	Air France
13 Sep - 04 Oct	Iberia
23 Sep - 08 Oct	Aer Lingus

Also check the deals for one-way flights from Toronto to Madrid 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 Toronto to Madrid in September from $493

Return flights