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

Return flights

24 Aug - 10 Sep	Flair Airlines
26 Aug - 05 Sep	Flair Airlines
30 Aug - 06 Sep	Flair Airlines
26 Aug - 14 Sep	Flair Airlines
31 Aug - 14 Sep	Flair Airlines
31 Aug - 10 Sep	Flair Airlines
26 Aug - 09 Sep	Flair Airlines
27 Aug - 04 Sep	Porter Airlines (Canada) Ltd
31 Aug - 08 Sep	Flair Airlines
17 Aug - 04 Sep	WestJet
01 Aug - 14 Aug	Finnair
03 Aug - 14 Aug	Finnair
24 Aug - 31 Aug	WestJet
04 Aug - 14 Aug	Iberia
17 Aug - 31 Aug	TAP
14 Aug - 21 Aug	British Airways
06 Aug - 16 Aug	Iberia
03 Aug - 16 Aug	Iberia
03 Aug - 07 Aug	Air France
11 Aug - 27 Aug	Air Transat

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

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 August from 542€

Return flights