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

Return flights

01 Oct - 09 Oct	Air Transat	direct
10 Oct - 19 Oct	Air Transat	direct
03 Oct - 12 Oct	Air Transat	direct
06 Oct - 13 Oct	Brussels Airlines
13 Oct - 22 Oct	Air Canada
06 Oct - 17 Oct	Air Canada
04 Oct - 11 Oct	Air Canada
06 Oct - 17 Oct	Brussels Airlines	direct
03 Oct - 17 Oct	Air Canada	direct
10 Oct - 17 Oct	Air Canada	direct
23 Oct - 03 Nov	British Airways
16 Oct - 05 Nov	British Airways
20 Oct - 04 Nov	Air Canada
23 Oct - 01 Nov	Air Canada
25 Oct - 01 Nov	Lufthansa
27 Oct - 12 Nov	Brussels Airlines	direct
25 Oct - 01 Nov	Brussels Airlines	direct
27 Oct - 01 Nov	Air Canada

Also check the deals for one-way flights from Brussels 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.

Book a cheap hotel in Montreal

Cheap car rent in Montreal

Cheapest return flights from Brussels to Montreal in October from 605CAD

Return flights