AirHint found the following cheapest return flights from Toronto (YYZ) to Athens (ATH) in October 2025 (see full year).

Return flights

07 Oct - 21 Oct	WestJet
12 Oct - 19 Oct	WestJet
06 Oct - 13 Oct	Brussels Airlines
08 Oct - 15 Oct	WestJet
07 Oct - 15 Oct	WestJet
14 Oct - 21 Oct	WestJet
02 Oct - 15 Oct	WestJet
01 Oct - 15 Oct	WestJet
08 Oct - 22 Oct	WestJet
21 Oct - 11 Nov	Scandinavian Airlines
11 Oct - 18 Oct	Air Transat
15 Oct - 11 Nov	Air Canada
28 Oct - 18 Nov	Scandinavian Airlines
28 Oct - 11 Nov	Scandinavian Airlines
07 Oct - 04 Nov	Air Canada
21 Oct - 04 Nov	Air Canada
14 Oct - 04 Nov	Air Canada
29 Oct - 12 Nov	Air Transat
22 Oct - 12 Nov	Air France
28 Oct - 11 Nov	Air Canada	direct

Also check the deals for one-way flights from Toronto to Athens in October.

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 October from $503

Return flights