AirHint found the following cheapest return flights from Toulouse (TLS) to Montreal (YUL) in October 2025 (see full year).

Return flights

06 Oct - 15 Oct	British Airways
22 Oct - 29 Oct	British Airways
28 Oct - 05 Nov	British Airways
31 Oct - 04 Nov	British Airways
23 Oct - 03 Nov	British Airways
22 Oct - 03 Nov	British Airways
04 Oct - 12 Oct	Air Transat	direct
04 Oct - 05 Oct	Air Transat	direct
13 Oct - 21 Oct	Air France
13 Oct - 23 Oct	Air France
09 Oct - 19 Oct	Air France
14 Oct - 22 Oct	Air Canada
10 Oct - 17 Oct	Air France
03 Oct - 13 Oct	Air France
27 Oct - 05 Nov	Air Canada
24 Oct - 03 Nov	Air Canada
21 Oct - 03 Nov	Air Canada
21 Oct - 11 Nov	Air Canada
21 Oct - 02 Nov	Lufthansa
20 Oct - 10 Nov	British Airways

Also check the deals for one-way flights from Toulouse to Montreal in October.

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 Toulouse to Montreal in October from 356€

Return flights