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

Return flights

15 Oct - 23 Oct	Icelandair
17 Oct - 24 Oct	Icelandair
01 Oct - 08 Oct	Icelandair
16 Oct - 23 Oct	Icelandair
02 Oct - 16 Oct	Icelandair
01 Oct - 17 Oct	Air Transat
01 Oct - 13 Oct	Air Transat
28 Oct - 11 Nov	Aer Lingus
29 Oct - 12 Nov	Aer Lingus
01 Oct - 25 Oct	Icelandair
02 Oct - 09 Oct	Icelandair
01 Oct - 20 Oct	Icelandair
25 Oct - 01 Nov	Aer Lingus
30 Oct - 05 Nov	Aer Lingus
15 Oct - 05 Nov	Aer Lingus
22 Oct - 12 Nov	British Airways
15 Oct - 10 Nov	Virgin Atlantic
29 Oct - 03 Nov	Virgin Atlantic
15 Oct - 08 Nov	Virgin Atlantic
19 Oct - 08 Nov	Virgin Atlantic

Also check the deals for one-way flights from Toronto to Brussels 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 Toronto to Brussels in October from $381

Return flights