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

Return flights

05 Dec - 12 Dec	Icelandair
02 Dec - 09 Dec	Scandinavian Airlines
01 Dec - 07 Dec	Air Transat
08 Dec - 15 Dec	Air France
10 Dec - 17 Dec	Air France
03 Dec - 17 Dec	Air France
02 Dec - 16 Dec	Air France
05 Dec - 26 Dec	Air France
09 Dec - 16 Dec	KLM
04 Dec - 25 Dec	KLM
03 Dec - 14 Jan	Air France
03 Dec - 13 Jan	Air France
03 Dec - 12 Jan	Air France
15 Dec - 20 Jan	Air France
16 Dec - 20 Jan	KLM
12 Dec - 20 Jan	Air France
03 Dec - 08 Jan	Air France
03 Dec - 07 Jan	Air France
14 Dec - 20 Jan	British Airways
13 Dec - 20 Jan	Air Canada

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

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 December from 482€

Return flights