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

Return flights

15 Sep - 20 Sep	Condor
10 Sep - 24 Sep	Condor
26 Sep - 30 Sep	Condor
04 Sep - 12 Sep	Condor
06 Sep - 20 Sep	Condor
21 Sep - 05 Oct	Condor
21 Sep - 03 Oct	Condor
22 Sep - 25 Sep	Condor
13 Sep - 22 Sep	Condor
19 Sep - 23 Sep	Condor
22 Sep - 28 Sep	Condor
19 Sep - 28 Sep	Condor
21 Sep - 04 Oct	WestJet
19 Sep - 04 Oct	Air Transat
21 Sep - 03 Oct	SWISS	direct
21 Sep - 05 Oct	SWISS	direct
23 Sep - 05 Oct	Air Transat
19 Sep - 04 Oct	Air Canada	direct
21 Sep - 04 Oct	SWISS	direct

Also check the deals for one-way flights from Toronto to Zurich 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 Zurich in September from $501

Return flights