AirHint found the following cheapest return flights from Paris (CDG) to Montreal (YUL) in August 2025 (see full year).

Return flights

22 Aug - 06 Sep	Lufthansa
29 Aug - 09 Sep	SWISS
30 Aug - 16 Sep	Lufthansa
28 Aug - 18 Sep	Lufthansa
29 Aug - 15 Sep	Lufthansa
29 Aug - 13 Sep	Lufthansa
30 Aug - 13 Sep	Lufthansa
22 Aug - 25 Aug	Lufthansa
29 Aug - 06 Sep	Lufthansa
29 Aug - 14 Sep	SWISS
27 Aug - 07 Sep	SWISS
27 Aug - 31 Aug	Lufthansa
29 Aug - 31 Aug	Lufthansa
22 Aug - 30 Aug	Lufthansa
25 Aug - 31 Aug	Austrian Airlines
23 Aug - 31 Aug	Air Canada
22 Aug - 28 Aug	Lufthansa
23 Aug - 28 Aug	Air Canada
22 Aug - 31 Aug	Brussels Airlines
24 Aug - 31 Aug	SWISS

Also check the deals for one-way flights from Paris to Montreal 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 Paris to Montreal in August from 339€

Return flights