AirHint found the following cheapest return flights from Toronto (YTZ) to Madrid (MAD) in September 2026 (see full year).

Return flights

16 Sep - 28 Sep	Air Transat
14 Sep - 21 Sep	Air Transat
02 Sep - 08 Sep	Air Transat
28 Sep - 10 Oct	Air Transat
02 Sep - 16 Sep	Air Canada
02 Sep - 09 Sep	Air Canada
14 Sep - 19 Sep	Air Transat
14 Sep - 23 Sep	Porter Airlines (Canada) Ltd
22 Sep - 29 Sep	Porter Airlines (Canada) Ltd
17 Sep - 26 Sep	Porter Airlines (Canada) Ltd
23 Sep - 30 Sep	United
10 Sep - 01 Oct	United

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 619€

Return flights