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

Return flights

27 Apr - 11 May	Air France
28 Apr - 05 May	Air Canada	direct
21 Apr - 28 Apr	British Airways
27 Apr - 04 May	Air Canada
29 Apr - 06 May	Air Canada
08 Apr - 15 Apr	Air France
12 Apr - 19 Apr	Air France
14 Apr - 21 Apr	Air France
01 Apr - 08 Apr	Air France
07 Apr - 14 Apr	Air France
13 Apr - 20 Apr	Air France
06 Apr - 13 Apr	KLM
05 Apr - 12 Apr	KLM
15 Apr - 22 Apr	KLM
26 Apr - 03 May	KLM
30 Apr - 07 May	Air Canada	direct
25 Apr - 17 May	Air Canada	direct
25 Apr - 02 May	Air Canada	direct
24 Apr - 01 May	Air Canada

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

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 April from $736

Return flights