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

Return flights

14 Sep - 23 Sep	Ryanair
09 Sep - 23 Sep	Ryanair
09 Sep - 22 Sep	Ryanair
12 Sep - 28 Sep	Aer Lingus
12 Sep - 24 Sep	Eurowings
13 Sep - 23 Sep	Ryanair
30 Sep - 11 Oct	easyJet
29 Sep - 06 Oct	Ryanair
07 Sep - 16 Sep	Ryanair
22 Sep - 28 Sep	Ryanair
17 Sep - 22 Sep	ITA Airways
08 Sep - 15 Sep	ITA Airways
24 Sep - 09 Oct	British Airways
22 Sep - 07 Oct	British Airways
23 Sep - 01 Oct	Lufthansa
22 Sep - 06 Oct	Ryanair
19 Sep - 06 Oct	Air Canada
19 Sep - 02 Oct	Air Canada
25 Sep - 07 Oct	Ryanair
19 Sep - 03 Oct	Air Canada

Also check the deals for one-way flights from Duesseldorf 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 Duesseldorf to Toronto in September from $464

Return flights