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

Return flights

09 Sep - 18 Sep	Air Canada
24 Sep - 30 Sep	Air Canada
06 Sep - 19 Sep	Air Canada
19 Sep - 26 Sep	Air Canada
05 Sep - 13 Sep	Air Canada
05 Sep - 11 Sep	Icelandair
06 Sep - 13 Sep	Icelandair
05 Sep - 12 Sep	Icelandair
16 Sep - 21 Sep	Air Canada
09 Sep - 18 Sep	Air Canada	direct
26 Sep - 02 Oct	Lufthansa
26 Sep - 02 Oct	Scandinavian Airlines	direct

Also check the deals for one-way flights from Copenhagen 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 Copenhagen to Toronto in September from 362€

Return flights