AirHint found the following cheapest return flights from Montreal (YUL) to Athens (ATH) in January 2026 (see full year).

Return flights

27 Jan - 10 Feb	British Airways
27 Jan - 17 Feb	British Airways
27 Jan - 18 Feb	British Airways
27 Jan - 23 Feb	British Airways
27 Jan - 25 Feb	British Airways
27 Jan - 26 Feb	British Airways
25 Jan - 10 Feb	British Airways
25 Jan - 17 Feb	British Airways
25 Jan - 18 Feb	British Airways
25 Jan - 23 Feb	British Airways
20 Jan - 27 Jan	SWISS
21 Jan - 28 Jan	SWISS
25 Jan - 29 Jan	SWISS
22 Jan - 29 Jan	SWISS
27 Jan - 31 Jan	British Airways
25 Jan - 31 Jan	British Airways
28 Jan - 31 Jan	British Airways
23 Jan - 30 Jan	Delta
16 Jan - 30 Jan	Delta
16 Jan - 23 Jan	Delta

Also check the deals for one-way flights from Montreal to Athens in January.

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 Montreal to Athens in January from $559

Return flights