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

Return flights

08 Oct - 21 Oct	WestJet
17 Oct - 21 Oct	WestJet
06 Oct - 15 Oct	WestJet
04 Oct - 20 Oct	WestJet
03 Oct - 13 Oct	WestJet
08 Oct - 23 Oct	WestJet
01 Oct - 15 Oct	WestJet
08 Oct - 18 Oct	WestJet
07 Oct - 18 Oct	WestJet
08 Oct - 29 Oct	WestJet
15 Oct - 10 Nov	KLM
07 Oct - 06 Nov	Delta
08 Oct - 08 Nov	WestJet
07 Oct - 04 Nov	WestJet
15 Oct - 10 Nov	Lufthansa	direct
15 Oct - 02 Nov	Air Canada
14 Oct - 01 Nov	LOT
16 Oct - 01 Nov	Delta
17 Oct - 02 Nov	Delta

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 435€

Return flights