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

Return flights

08 Sep - 15 Sep	Air Transat
02 Sep - 08 Sep	Air Transat
02 Sep - 09 Sep	Air Transat
02 Sep - 23 Sep	Air Transat
11 Sep - 20 Sep	Air Transat
24 Sep - 13 Oct	Porter Airlines (Canada) Ltd
08 Sep - 22 Sep	Porter Airlines (Canada) Ltd
03 Sep - 17 Sep	Porter Airlines (Canada) Ltd
29 Sep - 12 Oct	United
10 Sep - 27 Sep	Air Transat
09 Sep - 19 Sep	Porter Airlines (Canada) Ltd
15 Sep - 30 Sep	Emirates
24 Sep - 06 Oct	Emirates
03 Sep - 04 Oct	Emirates
26 Sep - 04 Oct	Emirates
03 Sep - 03 Oct	Emirates

Also check the deals for one-way flights from Toronto to Athens 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 Athens in September from 672€

Return flights