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

Return flights

23 Sep - 08 Oct	Delta
27 Sep - 06 Oct	Delta
30 Sep - 07 Oct	Air Transat
26 Sep - 01 Oct	Condor
29 Sep - 06 Oct	Porter Airlines (Canada) Ltd
23 Sep - 30 Sep	Delta
26 Sep - 05 Oct	Condor
28 Sep - 08 Oct	Air Canada
20 Sep - 05 Oct	Condor
27 Sep - 04 Oct	Condor
29 Sep - 11 Oct	Porter Airlines (Canada) Ltd
26 Sep - 30 Sep	Delta
22 Sep - 29 Sep	Air Transat
21 Sep - 30 Sep	WestJet
21 Sep - 24 Sep	Air Transat
20 Sep - 24 Sep	Air Transat
20 Sep - 27 Sep	Air Transat
21 Sep - 28 Sep	WestJet
17 Sep - 23 Sep	WestJet
20 Sep - 25 Sep	Air Transat

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 516€

Return flights